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Uploaded by
Hamed Zarei
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جزوه درس اصول مهندسي سد
جزوه درس اصول مهندسي سد
Engineering
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جزوه درس اصول مهندسي سد
1.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ1 « ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ » :ﻣﻘﺪﻣﻪ ﻧﻈﺮ ﺍﺯ ﻭ ﺑﻮﺩﻩ ﻣﺨﺘﻠﻒ ﺟﻮﺍﻣﻊ ﻧﻈﺮ ﻣﺪ ﻫﻤﻮﺍﺭﻩ ﺳﺎﺧﺘﻤﺎﻧﻲ ﻫﺎﻱ ﻓﻌﺎﻟﻴﺖ ﺗﺮﻳﻦ ﭘﻴﭽﻴﺪﻩ ﻭ ﺗﺮﻳﻦ ﻗﺪﻳﻤﻲ ﺍﺯ ﻳﻜﻲ ﻋﻨﻮﺍﻥ ﺑﻪ ﺳﺎﺯﻱ ﺳﺪ ﺻﻨﻌﺖ ﻣﺤﺴﻮﺏ ﻣﻨﻄﻘﻪ ﻭ ﻛﺸﻮﺭ ﻫﺮ ﺍﻗﺘﺼﺎﺩﻱ ﻣﻬﻢ ﻣﻨﺎﺑﻊ ﺍﺯ ﻳﻜﻲ ﻧﻴﺰ ﺍﻗﺘﺼﺎﺩﻱﻓﻨﻲ ﻋﻠﻮﻡ ﺍﺯ ﺍﻱ ﻣﺠﻤﻮﻋﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﺳﺪ ﻣﻬﻨﺪﺳﻲ .ﺍﺳﺖ ﺷﺪﻩ ﻣﻲ ﻣﻘﺎﻭﻣﺖ ﻭ ﻭﺍﺭﺩﻩ ﻫﺎﻱ ﺑﺎﺭﮔﺬﺍﺭﻱ ﻧﻈﺮ ﺍﺯ ﺭﺍ ﺳﺪ ﺳﺎﺯﻩ ﻭ ﺳﺎﺯﺩ ﻣﻲ ﻣﻤﻜﻦ ﺭﺍ ﺳﺪ ﺍﺟﺮﺍﻱ ﻭ ﻃﺮﺍﺣﻲ ﻳﻜﺪﻳﮕﺮ ﻛﻨﺎﺭ ﺩﺭ ﻛﻪ ﺩﺍﻧﺴﺖ ﻣﻬﻤﻲ ﭘﺎﻳﻪ ﻭ ﻭ ﻣﺨﺰﻥ ﮔﺬﺍﺭﻱ ﺭﺳﻮﺏ ﻣﺜﻞ ﻋﻮﺍﻣﻠﻲ ﺍﮔﺮ ﻛﻪ ﺍﺳﺖ ﺍﻱ ﮔﻮﻧﻪ ﺑﻪ ﺳﺪﻫﺎ ﺍﺟﺮﺍﻱ ﻭ ﻃﺮﺍﺣﻲ .ﺩﻫﻨﺪ ﻣﻲ ﻗﺮﺍﺭ ﺑﺮﺭﺳﻲ ﻣﻮﺭﺩ ﻣﺨﺮﺏ ﻋﻮﺍﻣﻞ ﺑﺮﺍﺑﺮ ﺩﺭ .ﺩﺍﺷﺖ ﻧﺨﻮﺍﻫﺪ ﻭﺟﻮﺩ ﺳﺪ ﺍﺯ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﺯﻣﺎﻧﻲ ﻣﺤﺪﻭﺩﻩ ﻭ ﻋﻤﺮﻱ ﺩﺭ ﻣﺤﺪﻭﺩﻳﺘﻲ ،ﺑﺎﺷﺪ ﻧﺪﺍﺷﺘﻪ ﻭﺟﻮﺩ ﻏﻴﺮﻩ ﻗﺎﺑﻞ ﻣﻘﻮﻟﻪ ﻧﻴﺰ ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﻛﻠﻲ ﺍﺻﻮﻝ ﺑﻪ ﺍﺷﺎﺭﻩ ﺗﻨﻬﺎ ، ﺳﺪﺳﺎﺯﻱ ﺑﺎ ﻣﺮﺗﺒﻂ ﻋﻠﻮﻡ ﻭ ﻓﻨﻮﻥ ﮔﺴﺘﺮﺩﮔﻲ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺍﺳﺖ ﻣﺴﻠﻢ ﺁﻧﭽﻪ ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﺟﻨﺒﻪ ﺍﺯ ﺳﺪﻫﺎ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ ﺑﺮﺭﺳﻲ ﺑﻪ ، ﺳﺪﺳﺎﺯﻱ ﺻﻨﻌﺖ ﺗﺎﺭﻳﺨﭽﻪ ﺑﺮﺭﺳﻲ ﺍﺯ ﭘﺲ ﺣﺎﺿﺮ ﻣﺠﻤﻮﻋﻪ ﺩﺭ ﻟﺬﺍ .ﺑﻮﺩ ﺧﻮﺍﻫﺪ ﺗﻮﺟﻬﻲ .ﮔﺮﺩﺩ ﻣﻲ ﺍﺷﺎﺭﻩ ﺳﺪ ﻃﺮﺍﺣﻲ ﻛﻠﻲ ﺍﺻﻮﻝ ﺑﻪ ، ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﺍﻭﻟﻴﻪ ﻣﻄﺎﻟﻌﺎﺕ ﺑﺎ ﺭﺍﺑﻄﻪ ﺩﺭ ﻣﺨﺘﺼﺮ ﺁﺷﻨﺎﺋﻲ ﺑﺎ ﺳﭙﺲ ﻭ ﺷﺪ ﺧﻮﺍﻫﺪ ﭘﺮﺩﺍﺧﺘﻪ :ﺟﻬﺎﻥ ﺩﺭ ﺳﺪﺳﺎﺯﻱ ﺗﺎﺭﻳﺨﭽﻪ ﻫﻤﻮﺍﺭﻩﺳﺎﺯﻱ ﺑﻨﺪ ﻳﺎ ﺳﺎﺯﻱ ﺳﺪﺑﻨﺎ ﻣﺨﺘﻠﻒ ﻣﻨﺎﻃﻖ ﺳﺎﻛﻨﻴﻦ ﺑﻄﻮﺭﻳﻜﻪ ﺍﺳﺖ ﺑﻮﺩﻩ ﻣﻄﺮﺡ ﻣﻬﻨﺪﺳﻲ ﻓﻌﺎﻟﻴﺘﻬﺎﻱ ﻣﻬﻤﺘﺮﻳﻦ ﺍﺯ ﻳﻜﻲ ﻋﻨﻮﺍﻥ ﺑﻪ ﺷﺮﺍﺋﻂ ﺑﻪﺟﻐﺮﺍﻓﻴﺎﻳﻲﺷﺪﻩ ﺍﻳﺠﺎﺩ ﻫﺎﻱ ﺿﺮﻭﺭﺕ ﻭﺍ ﺑﻪ ﻧﺴﺒﺖﺁﺑﮓ ﻳﺎ ﺳﺪﻫﺎ ﺣﺪﺍﺙﻱﻧﻤﻮﺩﻩ ﺍﻗﺪﺍﻡ ، ﮔﻮﻧﺎﮔﻮﻥ ﻣﺸﺨﺼﺎﺕ ﻭ ﻣﺼﺎﻟﺢ ﺑﺎ ﻣﺨﺘﻠﻒ ﺭﻫﺎﻱ ﺗﺄﻣﻴﻦ ﺟﻤﻠﻪ ﺍﺯ ﻧﻴﺎﺯﻫﺎﻳﻲ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﺍﻧﺪﺁﺑﺮﺳﺎﻧﻲ ﻭ ﺁﺑﻴﺎﺭﻱﻳﺎ ﻭ ﺑﻮﺩﻩ ﻣﻄﺮﺡﻫﺎﻱﺁﺏ ﺳﻄﺢ ﺑﻮﺩﻥ ﭘﺎﻳﻴﻦ ﺧﺎﻃﺮ ﺑﻪ ﻧﻴﺰ ﻣﻨﺎﻃﻘﻲ ﺩﺭ ﻭ ﻛﺸﺎﻭﺭﺯﻱ ﻧﻴﺎﺯﻫﺎﻱ ﺑﺮﺍﻱ ﻭ ﺁﻭﺭﺩﻩ ﺑﺎﻻ ﺭﺍ ﺁﺏ ﺳﻄﺢ ﺑﺘﻮﺍﻧﻨﺪ ﺗﺎ ﮔﺮﻓﺘﻪ ﻣﻲ ﺍﻧﺠﺎﻡ ﺳﺎﺯﻱ ﺳﺪ ، ﺭﻭﺩ ﻣﺴﻴﺮ ﺗﻐﻴﻴﺮ ﺟﻬﺖ ﻧﻴﺎﺯ ﻳﺎ ﻫﺎ ﺭﻭﺩﺧﺎﻧﻪ .ﻛﻨﻨﺪ ﺍﺳﺘﻔﺎﺩﻩ ﺁﻥ ﺍﺯ ﻋﻤﺮﺍﻧﻲ ﻫﺎﻱ ﺳﺮﺯﻣﻴﻦ ﺩﺭﻛﻬﻦ ﻭ ﺑﺎﺳﺘﺎﻧﻲﺩﺍﺷﺖ ﻗﺮﺍﺭ ﻫﺎ ﺭﻭﺩﺧﺎﻧﻪ ﻃﻐﻴﺎﻥ ﻭ ﺳﻴﻼﺏ ﻣﻌﺮﺽ ﺩﺭ ﻗﺪﻳﻢ ﺍﺯ ﻛﻪﺍ ﻩ،ﻧﺪﻃﻮﻝ ﺩﺭ ﻣﺘﻔﺎﻭﺕ ﺑﻨﺪﻫﺎﻱ ﺳﺎﺧﺖ ﻓﺮﺍﻭﺍﻧﻲ ﻛﻤﻚ ﺧﺴﺎﺭﺍﺕ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﺑﻪ ﺧﻴﺰ ﺳﻴﻞ ﻣﻨﺎﻃﻖ ﻳﺎ ﻭ ﻫﺎ ﺭﻭﺩﺧﺎﻧﻪ ﻣﺴﻴﺮ.ﺍﺳﺖ ﻛﺮﺩﻩﺍﻳﺮﺍﻥ ﺩﺭ ﺳﺎﺯﻱ ﺳﺪ ﺗﺎﺭﻳﺦ،ﻭ ﻣﺼﺮ ﻧﻴﺰ ﻭ ﺳﺪﺳﺎﺯﻱ ﻛﻠﻲ ﻃﻮﺭ ﺑﻪ .ﻳﺎﻓﺖ ﻫﺎ ﺳﺮﺯﻣﻴﻦ ﺍﻳﻦ ﺩﺭ ﺭﺍ ﺁﻧﻬﺎ ﺍﺯ ﻫﺎﻳﻲ ﻧﺸﺎﻧﻪ ﺗﻮﺍﻥ ﻣﻲ ﻫﻢ ﻫﻨﻮﺯ ﻭ ﺩﺍﺭﺩ ﻃﻮﻻﻧﻲ ﺑﺴﻴﺎﺭ ﻗﺪﻣﺘﻲ ﺍﻟﻨﻬﺮﻳﻦ ﺑﻴﻦ ﺍﻣﻮﺭ ﺑﻪ ﻛﻪ ﭘﺎﺩﺷﺎﻫﺎﻧﻲ ﻭ ﻫﺎ ﺣﻜﻮﻣﺖ ﺩﺳﺖ ﺑﻪ ﻣﻌﻤﻮﻻ ﺑﺰﺭگ ﻫﺎﻱ ﭘﺮﻭژﻩ ﻭ ﺍﻟﻤﻨﻔﻌﻪ ﻋﺎﻡ ﻛﺎﺭﻫﺎﻱ ﺳﺎﻳﺮ ﻣﺎﻧﻨﺪ ﺑﺎﺯ ﺩﻳﺮ ﺍﺯ ﺁﻧﻬﺎ ﻣﺮﻣﺖ ﻭ ﻻﻳﺮﻭﺑﻲ ﺑﺎ ﻣﺮﺗﺒﻂ ﺷﻬﺮﻫﺎﻱ ﻭ ﻫﺎ ﺁﺑﺎﺩﻱ ﭘﻴﺸﺮﻓﺖ ﻭ ﺍﻗﺘﺼﺎﺩﻱ ﺭﻭﻧﻖ ﻣﻴﺎﻥ ﺍﻳﻦ ﺩﺭ ﻭ ﺍﺳﺖ ﮔﺮﻓﺘﻪ ﻣﻲ ﺍﻧﺠﺎﻡ ﺩﺍﺷﺘﻨﺪ ﺑﻴﺸﺘﺮﻱ ﻋﻼﻗﻪ ﺁﺑﺎﺩﻱ ﻭ ﺁﺑﺎﺩﺍﻧﻲ .ﺍﺳﺖ ﺩﺍﺷﺘﻪ ﻣﺴﺎﻳﻞ ﺍﻳﻦ ﺑﻪ ﺣﻜﻤﺮﺍﻧﺎﻥ ﺍﻫﻤﻴﺖ ﻭ ﺳﺎﺯﻱ ﺳﺪ ﻭ ﺳﺪ ﻣﻘﻮﻟﻪ ﺑﺎ ﺯﻳﺎﺩﻱ ﺑﺴﻴﺎﺭ ﺑﺴﺘﮕﻲ ﻧﻴﺰ ﺁﺑﺮﺳﺎﻧﻲ ﻭ ﺁﺑﻴﺎﺭﻱ ﻫﺎﻱ ﺳﻴﺴﺘﻢ ﺑﻪ ﺁﻥ ﺳﺎﺧﺖ ﺗﺎﺭﻳﺦ ﻛﻪ ﺑﺎﺷﺪ ﻣﺼﺮ ﺩﺭ «»ﺍﻟﻜﺎﻓﺮﺍ ﺳﺪ ،ﺍﺳﺖ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺑﺸﺮ ﺩﺳﺖ ﺑﻪ ﻛﻪ ﺳﺪﻱ ﺍﻭﻟﻴﻦ ﺷﺎﻳﺪ2600ﻣﻴﻼﺩ ﺍﺯ ﻗﺒﻞ ﺳﺎﻝ ﺍﺭﺗﻔﺎﻉ ﺑﺎ ﺳﻨﮕﭽﻴﻦ ﺣﻔﺎﻇﺘﻲ ﭘﻮﺷﺶ ﻭ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﭘﻮﺳﺘﻪ ﻭ ﺧﺎﻛﻲ ﻫﺴﺘﻪ ﺑﺎ ،ﺑﻮﺩﻩ ﺧﺎﻛﻲ ﻧﻮﻉ ﺍﺯ ﻛﻪ ﺳﺪ ﺍﻳﻦ . ﮔﺮﺩﺩ ﻣﻲ ﺑﺮ ﻣﺴﻴﺢ14ﻣﺘﺮ
2.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ2 ﻭ ﻋﺮﺍﻕ ،ﺍﻳﺮﺍﻥ ﺟﻤﻠﻪ ﺍﺯ ﺧﺎﻭﺭﻣﻴﺎﻧﻪ ﻣﺨﺘﻠﻒ ﻣﻨﺎﻃﻖ ﺩﺭ ،ﻛﻬﻦ ﻫﺎﻱ ﺗﻤﺪﻥ ﺗﻮﺳﻂ ﺳﺪ ﺑﻴﺸﻤﺎﺭﻱ ﺗﻌﺪﺍﺩ ،ﺁﻥ ﺍﺯ ﭘﺲ ﻫﻤﭽﻨﻴﻦ .ﺍﺳﺖ ﺷﺪﻩ ﺳﺎﺧﺘﻪ .ﺍﺳﺖ ﺷﺪﻩ ﺍﺣﺪﺍﺙ ﻋﺮﺑﺴﺘﺎﻥ ﺍﺭﺗﻔﺎﻋﻲ ،«ﻟﮕﻮ »ﻛﺴﻴﺲ ﻧﺎﻡ ﺑﺎ ﺳﺪ ﺍﻳﻦ ﻛﻪ ،ﺷﺪ ﺳﺎﺧﺘﻪ ﺗﺮﻛﻴﻪ ﺩﺭ ﻣﺸﺎﺑﻬﻲ ﺩﻭﺭﺍﻥ ﺩﺭ ﻧﻴﺰ ﺳﻨﮓ ﻭ ﻣﻼﺕ ﺑﺎ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﻣﻬﻢ ﺳﺪ ﺍﻭﻟﻴﻦ ﺣﺪﻭﺩ10ﺍﻓﺰﺍﻳﺶ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺳﺪﻫﺎﻱ ﺍﺭﺗﻔﺎﻉ ﻭ ﺷﺮﻭﻉ ،ﻣﻴﻼﺩ ﺍﺯ ﺑﻌﺪ ﺩﻫﻢ ﻗﺮﻥ ﺍﺯ ،ﺗﺮ ﻣﺪﺭﻥ ﺳﺪﻫﺎﻱ ﺳﺎﺧﺖ ،ﺩﻭﺭﻩ ﺁﻥ ﺍﺯ ﭘﺲ .ﺩﺍﺭﺩ ﻣﺘﺮ ﺳﺎﻝ ﺩﺭ ﺑﺎﻻﺧﺮﻩ . ﻛﺮﺩ ﭘﻴﺪﺍ1780ﺷﺪ ﺑﻴﺸﺘﺮ ﺳﺎﺯﻱ ﺳﺪ ﻭ ﺳﺪ ﺻﻨﻌﺖ ﺑﻪ ﺗﻮﺟﻪ ،ﺳﺎﺯﻱ ﻛﺎﻧﺎﻝ ﺻﻨﻌﺖ ﺷﺮﻭﻉ ﻭ ﺻﻨﻌﺘﻲ ﺍﻧﻘﻼﺏ ﺍﻭﻟﻴﻦ ﻃﻠﻮﻉ ﺑﺎ ﺳﺎﻝ ﺩﺭ ﻣﺪﺭﻥ ﺳﺪ ﺍﻭﻟﻴﻦ ﻋﻨﻮﺍﻥ ﺑﻪ ﺍﻧﮕﻠﺴﺘﺎﻥ ﺩﺭ «ﺩﻳﺴﺘﻞ »ﺍﻧﺖ ﺳﺪ ﺍﺟﺮﺍﻱ ﻛﺎﺭ ﻣﺜﺎﻝ ﻋﻨﻮﺍﻥ ﺑﻪ ﻭ1838ﺍﻭﻟﻴﻦ ﻛﻪ ﺳﺪ ﺍﻳﻦ .ﺭﺳﻴﺪ ﺍﺗﻤﺎﻡ ﺑﻪ ﺣﺪﻭﺩ ﺩﺭ ﺍﺭﺗﻔﺎﻋﻲ ،ﺍﺳﺖ ﺑﻮﺩﻩ ﺧﻮﺩ ﻧﻮﻉ ﺩﺭ ﺳﺪ30.ﺩﺍﺷﺖ ﻣﺘﺮ :ﺍﻳﺮﺍﻥ ﺩﺭ ﺳﺪﺳﺎﺯﻱ ﺗﺎﺭﻳﺨﭽﻪ ﺟﻬﺖ ﺑﻪ ﺍﻳﺮﺍﻥ ﺩﺭﻙ ﺍﺯ ﻧﺎﺷﻲ ﻣﺸﻜﻼﺕ ﻭﺟﻮﺩﺁﺏ ﻣﺒﻮﺩﻭﺧﺎﺹ ﺍﻗﻠﻴﻤﻲ ﺷﺮﺍﻳﻂﻡ ﻋﻨﻮﺍﻥ ﺑﻪ ﺁﺏ ﻫﻤﻮﺍﺭﻩ ،ﺍﺩﻩﺍﺭﺯﺷﻤﻨﺪ ﺑﺴﻴﺎﺭ ﺍﻱﻭ ﺗﺎ ﺍﺳﺖ ﮔﺮﺩﻳﺪﻩ ﺳﺒﺐ ﻣﻮﺿﻮﻉ ﺍﻳﻦ ﺑﻄﻮﺭﻳﻜﻪ ﺍﺳﺖ ﺑﻮﺩﻩ ﻧﻈﺮ ﻣﺪ ﺍﺳﺘﺮﺍﺗﮋﻳﻚﻭ ﺳﺎﺯﻱ ﺳﺪ ، ﺑﻨﺪﺳﺎﺯﻱﺳﺎﺯﻱ ﺫﺧﻴﺮﻩ ﺗﺄﺳﻴﺴﺎﺕ ﺩﻳﮕﺮ ﺍﺣﺪﺍﺙ ﺩﺭ ﺁﺏ ﺍﻧﺘﻘﺎﻝ ﻭﻣﺎﻧﺪﻩ ﺟﺎ ﺑﻪ ﺁﺛﺎﺭﺩﺭﻓﺮﻫﻨﮓﺗﻤﺪﻥ ﻭﺍﻳﺮﺍﻧﻲ.ﺑﺎﺷﺪ ﺩﺍﺷﺘﻪ ﺧﺎﺻﻲ ﻧﻤﻮﺩ ،ﺟﻐﺮﺍﻓﻴﺎﻳﻲ ﻧﻴﺎﺯ ﻭﺍﺳﻄﻪ ﺑﻪ ﻫﺨﺎﻣﻨﺸﻲ ﭘﺎﺩﺷﺎﻫﺎﻥ ﻓﺮﻣﺎﻧﺮﻭﺍﻳﻲ ﺗﺤﺖ ﺳﺮﺯﻣﻴﻦ ﺁﺑﺎﺩﺍﻧﻲ ﻭ ﮔﺴﺘﺮﺵ ﺩﺭ ﻛﻪ ﺍﻱ ﻋﻼﻗﻪ ﻭ ﺍﻳﺮﺍﻥ ﻛﺸﻮﺭﺩﺍﺩﻧﺪ ﻣﻲ ﻧﺸﺎﻥ ﺧﻮﺩ ﺍﺯ،ﻭ ﺳﺪﻫﺎ ﺧﻮﺩ ﺍﻣﭙﺮﺍﺗﻮﺭﻱ ﺯﻣﺎﻥ ﺩﺭ ﻣﺘﻤﺎﺩﻱ ﻫﺎﻱ ﺳﺎﻝ ﺗﺎ ﻛﻪ ﺁﺑﻴﺎﺭﻱ ﻭ ﺁﺑﺮﺳﺎﻧﻲ ﻫﺎﻱ ﺳﻴﺴﺘﻢ ﺍﺯ ﺑﺴﻴﺎﺭﻱ .ﺳﺎﺧﺘﻨﺪ ﺍﻳﺮﺍﻥ ﺟﻨﻮﺑﻲ ﻭ ﻏﺮﺑﻲ ﺟﻨﻮﺏ ﻫﺎﻱ ﺑﺨﺶ ﺩﺭ ﺯﻳﺎﺩﻱ ﺑﻨﺪﻫﺎﻱ ﻭ ﻧﻴﺎﺯﻫﺎ ﺗﺎ ﻧﻤﻮﺩﻧﺪ ﺗﻼﺵ ﺩﻭﺭ ﺑﺴﻴﺎﺭ ﻫﺎﻱ ﺯﻣﺎﻥ ﺩﺭ ﻛﻪ ﺍﺳﺖ ﺍﻳﺮﺍﻧﻲ ﺻﻨﻌﺘﮕﺮﺍﻥ ﻭ ﻣﻬﻨﺪﺳﺎﻥ ﺗﻼﺵ ﻣﺮﻫﻮﻥ ﺷﺪ ﺍﺳﺘﻔﺎﺩﻩ ﺁﻧﻬﺎ ﺍﺯ ﺍﻳﺮﺍﻥ ﺩﺭ ﻧﻴﺰ ﺑﺮ ﻋﻼﻭﻩ .ﻧﻤﻮﺩ ﺩﺭﻙ ﺍﻳﺮﺍﻥ ﻣﺨﺘﻠﻒ ﻧﻘﺎﻁ ﺩﺭ ﺗﻮﺍﻥ ﻣﻲ ﻧﻴﺰ ﺭﺍ ﺁﻥ ﺷﻮﺍﻫﺪ ﻭ ﺁﺛﺎﺭ ﻭ ﻧﻤﺎﻳﻨﺪ ﻃﺮﻑ ﺑﺮ ﺁﺑﺎﺩﻱ ﻭ ﻋﻤﺮﺍﻧﻲ ﻫﺎﻱ ﺯﻣﻴﻨﻪ ﺩﺭ ﺭﺍ ﻛﻤﺒﻮﺩﻫﺎ .ﺍﺳﺖ ﻣﺸﺎﻫﺪﻩ ﻗﺎﺑﻞ ﻧﻴﺰ ﺑﺎﺳﺘﺎﻥ ﺍﻳﺮﺍﻥ ﻫﺎﻱ ﺣﻜﻮﻣﺖ ﺗﺎﺑﻌﻪ ﻫﺎﻱ ﺳﺮﺯﻣﻴﻦ ﺩﺭ ﻫﺎ ﺩﻭﺭﺍﻥ ﺍﻳﻦ ﺍﺯ ﻣﺎﻧﺪﻩ ﺟﺎ ﺑﻪ ﺁﺛﺎﺭ ﺍﺯ ﺑﺴﻴﺎﺭﻱ ﺁﻥ ﺷﻜﻞ1ﺷﻜﻞ ﺍﻣﻴﺮ ﻗﺪﻳﻤﻲ ﺑﻨﺪ ﺍﺯ ﻧﻤﺎﻳﻲ :2ﺑﻬﻤﻦ ﻗﺪﻳﻤﻲ ﺑﻨﺪ ﺍﺯ ﻧﻤﺎﻳﻲ : ﺷﻜﻞ3ﺷﻜﻞ ﻋﺒﺎﺳﻲ ﺷﺎﻩ ﻗﺪﻳﻤﻲ ﺑﻨﺪ ﺍﺯ ﻧﻤﺎﻳﻲ :4ﻓﺮﻳﻤﺎﻥ ﻗﺪﻳﻤﻲ ﺑﻨﺪ ﺍﺯ ﻧﻤﺎﻳﻲ :
3.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ3 :ﻛﺎﺭﺑﺮﺩ ﻧﻈﺮ ﺍﺯ ﺳﺪﻫﺎ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ ﻧﻴﺮﻭﻱ ﺗﻮﻟﻴﺪ ،ﺷﺮﺏ ﺁﺏ ﺗﺄﻣﻴﻦ ، ﻣﻨﻄﻘﻪ ﺩﺷﺘﻬﺎﻱ ﺁﺑﻴﺎﺭﻱ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﺁﺏ ﺗﺄﻣﻴﻦ ﺟﻤﻠﻪ ﺍﺯ ﮔﻮﻧﺎﮔﻮﻧﻲ ﻛﺎﺭﺑﺮﺩﻫﺎﻱ ﻣﺨﺘﻠﻒ ﺳﺪﻫﺎﻱ ﻃﺮﺍﺣﻲ ﺩﺭ ﺗﻮﺟﻪ ﻣﻮﺭﺩ ﻫﻤﺰﻣﺎﻥ ﻳﺎ ﻭ ﺗﻨﻬﺎ ﺻﻮﺭﺕ ﺑﻪ ﺗﻮﺍﻧﺪ ﻣﻲ ﻃﺮﺍﺣﻲ ﻧﻮﻉ ﻭ ﻧﻴﺎﺯ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺍﻫﺪﺍﻑ ﺍﻳﻦ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﻧﻈﺮ ﻣﺪ ... ﻭ ﺳﻴﻞ ﻣﻬﺎﺭ ،ﺑﺮﻗﺂﺑﻲ :ﺩﺍﺩ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﺪ ﻣﺨﺘﻠﻒ ﺳﺪﻫﺎﻱ ﻣﺨﺘﻠﻒ ﻛﺎﺭﺑﺮﺩﻫﺎﻱ ﺍﺳﺎﺱ ﺑﺮ ﺭﺍ ﺯﻳﺮ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ (ﺍﻟﻒ:ﻣﺨﺰﻧﻲ ﺳﺪﻫﺎﻱﺳﺪﻫﺎ ﺍﻳﻦﺁﺏ ﺫﺧﻴﺮﻩ ﻣﻨﻈﻮﺭ ﺑﻪﺟﻬﺖﺕﺃ.ﮔﺮﺩﺩ ﻣﻲ ﺍﺣﺪﺍﺙ ﺻﻨﻌﺖ ﻭ ﻛﺸﺎﻭﺭﺯﻱ ،ﺷﺮﺏ ﻣﺼﺎﺭﻑ ﻣﻴﻦﺍﻳﻦ ﻣﺨﺰﻥ ﺣﺠﻢ .ﺍﺳﺖ ﺑﺰﺭگ ﺑﺴﻴﺎﺭ ﺳﺪﻫﺎﺷﻮﻧﺪ ﻣﻲ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻭ ﻭﺯﻧﻲ ﺑﺘﻨﻲ ﻭ ﻗﻮﺳﻲ ﺩﻭ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺷﺎﻣﻞ ﺳﺪﻫﺎ ﻧﻮﻉ ﺍﻳﻦ. (ﺏ:ﺗﻨﻈﻴﻤﻲ ﺳﺪﻫﺎﻱﻣﺨﺰﻧﻲ ﺳﺪﻫﺎﻱ ﺩﺳﺖ ﭘﺎﺋﻴﻦ ﺩﺭ ﺳﺪﻫﺎ ﻧﻮﻉ ﺑﺎﺷﺪ.ﺍﻳﻦ ﻣﻲ ﺭﻭﺩﺧﺎﻧﻪ ﺑﺮﺍﻱ ﺛﺎﺑﺘﻲ ﺩﺑﻲ ﺗﻨﻈﻴﻢ ﺳﺪﻫﺎ ﺍﻳﻦ ﺳﺎﺧﺖ ﺍﺯ ﻫﺪﻑ ﺑﺎ ﺑﺘﻨﻲ ﺍﻛﺜﺮﺍ ﺳﺪﻫﺎ ﺍﻳﻦ ﺑﺎﺷﺪ.ﺟﻨﺲ ﻣﻲ ﻛﻢ ،ﺷﻮﺩ ﻣﻲ ﺫﺧﻴﺮﻩ ﻫﺎ ﺁﻥ ﺩﺭ ﻛﻪ ﺁﺑﻲ ﺣﺠﻢ ﻣﻴﺰﺍﻥ ﻭ ﻛﻢ ﺁﻧﻬﺎ ﮔﺮﺩﻧﺪ.ﺍﺭﺗﻔﺎﻉ ﻣﻲ ﺍﺣﺪﺍﺙ ﺑﺰﺭگ ﺑﺎﺵ ﻣﻲ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻫﺎﻱ ﺣﺎﺷﻴﻪ.ﺩ (ﺝ:ﺍﻧﺤﺮﺍﻓﻲ ﺳﺪﻫﺎﻱﺳﺪﻫﺎ ﺍﻳﻦ،ﮔﻴﺮﻧﺪ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﺁﺏ ﻛﺮﺩﻥ ﻣﻨﺤﺮﻑ ﺑﺮﺍﻱﮔﺮﺩﻧﺪ ﻣﻲ ﺍﺣﺪﺍﺙ ﻫﺎ ﺭﻭﺩﺧﺎﻧﻪ ﻣﺴﻴﺮ ﺩﺭ ﺳﺪﻫﺎ ﺍﻳﻦ .ﮔﺮﺩﺩ ﻣﻲ ﻣﺠﺎﻭﺭ ﻫﺎﻱ ﺯﻣﻴﻦ ﺑﺮ ﺁﺏ ﺷﺪﻥ ﺳﻮﺍﺭ ﺑﺎﻋﺚ ﺁﺏ ﻫﺪ ﺍﻓﺰﺍﻳﺶ ﺑﺎ ﻭﺍﺯ ﺑﻌﺪ ﻭ ﻗﺒﻞ ﺁﺏ ﻛﺮﺩﻥ ﻣﻨﺤﺮﻑ ﺑﺮﺍﻱ ﺳﺪﻫﺎ ﺍﻳﻦ ﺍﺯ ﻫﻤﭽﻨﻴﻦ ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺰﺭگ ﺳﺪﻫﺎﻱ ﺳﺎﺧﺖ ﻫﺎﻱ ﻣﺤﻞ. (ﺩﺭﺳﻮﺑﮕﻴﺮ ﺳﺪﻫﺎﻱ:ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﺑﺮﺍﻱ ﺳﺪﻫﺎ ﺍﺯﺍﻳﻦ ﺑﺎﺷﺪ.ﻫﺪﻑ ﻣﻲ ﺳﻨﮓ ﻭ ﺑﺘﻦ ﺁﻧﻬﺎ ﺟﻨﺲ ﻭ ﺑﺎﺷﺪ ﻣﻲ ﻛﻤﻲ ﺍﺭﺗﻔﺎﻉ ﺩﺍﺭﺍﻱ ﺳﺪﻫﺎ ﻧﻮﻉ ﺍﻳﻦ ﺷﻮﻧﺪ ﻣﻲ ﺍﺣﺪﺍﺙ ﺳﺪﻫﺎ ﺍﻳﻦ ﺍﺯ ﻗﺒﻞ ﻭ ﺑﺎﺷﺪ ﻣﻲ ﺑﺰﺭگ ﺳﺪﻫﺎﻱ ﺩﺍﺧﻞ ﺑﻪ ﺭﺳﻮﺑﺎﺕ ﻭﺭﻭﺩ. (ﻩﺳﺪﻫﺎﻱ:ﺑﺮﻗﺂﺑﻲﺳﺪﻫﺎ ﻧﻮﻉ ﺍﻳﻦ، ﺑﺮﻗﺂﺑﻲ ﻫﺎﻱ ﻧﻴﺮﻭﮔﺎﻩ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﺁﺏ ﻫﺪ ﺗﺄﻣﻴﻦ ﺑﺎ ،ﺩﺍﻧﺴﺖ ﻧﻴﺰ ﺍﻧﺤﺮﺍﻓﻲ ﺳﺪﻫﺎﻱ ﻧﻮﻉ ﺍﺯ ﺗﻮﺍﻥ ﻣﻲ ﻛﻪ ﺭﺍ .ﮔﺮﺩﻧﺪ ﻣﻲ ﺍﺟﺮﺍ ﻭ ﻃﺮﺍﺣﻲ ﺑﺮﻕ ﻧﻴﺮﻭﻱ ﺗﺄﻣﻴﻦ ﺟﻬﺖ :ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﺟﻨﺲ ﻧﻈﺮ ﺍﺯ ﺳﺪﻫﺎ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ :ﻧﻤﻮﺩ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ ﺯﻳﺮ ﺍﺻﻠﻲ ﮔﺮﻭﻩ ﺩﻭ ﺑﻪ ﺭﻭ ﺳﺪﻫﺎ ﺗﻮﺍﻥ ﻣﻲ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﻧﻮﻉ ﻧﻈﺮ ﺍﺯ :ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻳﺎ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ (ﺍﻟﻒ ﻭ ﺩﺳﺖ ﺑﺎﻻ ﺩﺭ ﻣﻼﻳﻢ ﻫﺎﻱ ﺷﻴﺐ ﺑﺎ ﻭ ﻃﺮﺍﺣﻲ ،ﺷﻜﻞ ﺍﻱ ﺫﻭﺯﻧﻘﻪ ﻣﻘﺎﻃﻊ ﺑﺎ ًﻻﻣﻌﻤﻮ ﻭ ﺷﺪﻩ ﺍﺟﺮﺍ ﺳﻨﮕﻲ ﭘﺎﺭﻩ ﻳﺎ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﺑﺎ ﺳﺪﻫﺎ ﺍﻳﻦ ﺍﺯ ﻛﻪ ﮔﺮﺩﺩ ﻣﻲ ﺍﻃﻼﻕ ﺳﺪﻫﺎﻳﻲ ﺑﻪ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻭ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﮔﻔﺖ ﺗﻮﺍﻥ ﻣﻲ ﺑﻨﺎﺑﺮﺍﻳﻦ .ﮔﺮﺩﻧﺪ ﻣﻲ ﺍﺟﺮﺍ ﻋﺮﻳﺾ ﺻﻮﺭﺕ ﺑﻪ ﺩﺳﺖ ﭘﺎﻳﻴﻦ ﻏﻴﺮ ﻭ ﻃﺒﻴﻌﻲ ﭼﺴﺒﺎﻧﻨﺪﻩ ﻣﺼﺎﻟﺢ ﮔﻮﻧﻪ ﻫﻴﭻ ﺍﺯ ﻭ ﺑﺎﺷﺪ ﺷﺪﻩ ﺗﺸﻜﻴﻞ ... ﻭ ﺳﻨﮕﺮﻳﺰﻩ ،ﺳﻨﮓ ،ﺧﺎﻙ ﻗﺒﻴﻞ ﺍﺯ ﻃﺒﻴﻌﺖ ﺩﺭ ﻣﻮﺟﻮﺩ ﻃﺒﻴﻌﻲ ﻣﺼﺎﻟﺢ .ﺁﻳﺪ ﻭﺟﻮﺩ ﺑﻪ ﻣﺼﺎﻟﺢ ﺗﺮﺍﻛﻢ ﺑﺎ ﺗﻨﻬﺎ ﻫﺎ ﺁﻥ ﺍﺯ ﺁﺏ ﺗﺮﺍﻭﺵ ﻭ ﻧﻴﺮﻭﻫﺎ ﺑﺮﺍﺑﺮ ﺩﺭ ﻛﺎﻓﻲ ﻣﻘﺎﻭﻣﺖ ﻭ ﻧﺸﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﻫﺎ ﺁﻥ ﺩﺭ ﻃﺒﻴﻌﻲ ﺩﺭﺻﺪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺗﻨﻬﺎ ،ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻣﺼﺎﻟﺢ ﺍﺯ ﻫﻢ ﻭ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﺍﺯ ﻫﻢ ،ﺷﺪﻩ ﺫﻛﺮ ﺳﺪﻫﺎﻱ ﺩﺭ ﺍﻳﻨﻜﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺗﻮﺻﻴﻒ ﺍﻳﻦ ﺑﺎ .ﻛﺮﺩ ﻣﺸﺨﺺ ﺁﻥ ﺑﺮﺍﻱ ﺗﻮﺍﻥ ﻧﻤﻲ ﺭﺍ ﻣﺸﺨﺼﻲ ﺗﻤﺎﻳﺰ ﻭﺟﻪ ﻭ ﺷﻮﺩ ﻣﻲ ﻣﺸﺨﺺ ﺳﺪ ﻧﻮﻉ ،ﻣﺼﺎﻟﺢ ﺍﻳﻦ ﺍﺯ ﻳﻚ ﻫﺮ ﻣﺼﺮﻓﻲ ﺍﺯ ﺑﻴﺶ ﺍﮔﺮ ﻣﻌﻤﻮﻻ50،ﺳﺪﻫﺎ ﮔﻮﻧﻪ ﺍﻳﻦ ﺩﺭ ﻭ ﮔﻮﻳﻨﺪ ﺧﺎﻛﻲ ﺳﺪ ﺭﺍ ﺁﻥ ،ﺩﻫﺪ ﺗﺸﻜﻴﻞ ﻣﺘﺮﺍﻛﻢ ﺧﺎﻙ ﺭﺍ ﺳﺪ ﺷﺪﻩ ﺟﺎﻳﮕﺬﺍﺭﻱ ﻣﻮﺍﺩ ﺣﺠﻢ ﺍﺯ % ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﺳﺪﻫﺎﻱ ﺩﺭ ﻭﻟﻲ ،ﺷﻮﺩ ﻣﻲ ﺟﻠﻮﮔﻴﺮﻱ ﻭ ﻛﻨﺘﺮﻝ ﺑﺪﻧﻪ ﺧﻮﺩ ﺗﻮﺳﻂ ﻳﺎ ﻭ ﻧﺎﭘﺬﻳﺮ ﻧﻔﻮﺫ ﻫﺎﻱ ﻫﺴﺘﻪ ﺗﻮﺳﻂ ﺁﺏ ﻧﻔﻮﺫ ﻭ ﺗﺮﺍﻭﺵ ًَﻻﻣﻌﻤﻮ ﻏﺸﺎﻱ ﻳﺎ ﻭ ﻧﺎﺗﺮﺍﻭﺍ ﺍﻟﻤﺎﻥ ﻋﻨﻮﺍﻥ ﺑﻪ ﺑﺪﻧﻪ ﺭﻭﻱ ﺑﺮ ﻛﻪ ﺩﻳﮕﺮ ﺍﻟﻤﺎﻧﻲ ﺗﻮﺳﻂ ﻋﻤﻞ ﺍﻳﻦ ،ﻧﻴﺴﺖ ﻛﻨﺘﺮﻝ ﻗﺎﺑﻞ ﺳﺪ ﺑﺪﻧﻪ ﺩﺭ ﺁﺏ ﻧﻔﻮﺫ ﺍﻳﻨﻜﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ،ﺑﺘﻨﻲ ﻫﺎﻱ ﺑﻠﻮﻙ ،ﺷﺪﻩ ﺭﻳﺨﺘﻪ ﺑﺘﻦ ﻣﺜﻞ ﻣﺨﺘﻠﻔﻲ ﻣﺼﺎﻟﺢ ﺍﺯ ﺍﺳﺖ ﻣﻤﻜﻦ ﺍﻟﻤﺎﻥ ﺍﻳﻦ .ﺷﻮﺩ ﻣﻲ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ،ﺷﻮﺩ ﻣﻲ ﺳﺎﺧﺘﻪ ﻧﺎﭘﺬﻳﺮ ﻧﻔﻮﺫ ﻫﺎﻱ ﻻﻳﻪ ﺩﺭ ﺳﻨﮕﻴﻦ ﻫﺎﻱ ﻏﻠﺘﻚ ﺗﻮﺳﻂ ﺍﺳﺖ ﺷﺪﻩ ﺗﺸﻜﻴﻞ ﺳﻨﮕﺮﻳﺰﻩ ﺍﺯ ﻛﻪ ﺳﺪ ﺑﺪﻧﻪ ،ﺳﺪﻫﺎ ﮔﻮﻧﻪ ﺍﻳﻦ ﺩﺭ .ﺑﺎﺷﺪ ﻏﻴﺮﻩ ﻭ ژﺋﻮﻣﻤﺒﺮﻳﻦ ،ﺁﺳﻔﺎﻟﺖ .ﺷﻮﻧﺪ ﻣﺘﺮﺍﻛﻢ ﺷﺪﺕ ﺑﻪ ﺿﺨﺎﻣﺖ ﻛﻢ ﺷﻴﺐ ﺗﻮﺍﻥ ﻣﻲ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﺑﻪ ﻧﺴﺒﺖ ﺍﺻﻄﻜﺎﻙ ﺯﺍﻭﻳﻪ ﺑﻮﺩﻥ ﺑﺎﻻ ﺟﻤﻠﻪ ﺍﺯ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻣﺼﺎﻟﺢ ﺧﺎﻛﻲ ﻣﻜﺎﻧﻴﻚ ﺧﺼﻮﺻﻴﺎﺕ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺍﻳﻦ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻛﻪ ﻃﻮﺭﻱ ﺑﻪ ،ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺍﺯ ﻛﻤﺘﺮ ﺭﺍ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﺳﺪﻫﺎﻱ ﻣﻘﺎﻭﻣﺖ ﻳﺎ ﻭ ﺩﺳﺖ ﺑﺎﻻ ﻫﺎﻱ ﺷﻴﺮﻭﺍﻧﻲ ﺑﻴﻦ ﺍﺳﺖ ﻣﻤﻜﻦ ﺷﻴﺐ1:2~3.5ﺣﺪﻭﺩ ﺗﺎ ﺣﺘﻲ ﺍﺳﺖ ﻣﻤﻜﻦ ﻣﻘﺪﺍﺭ ﺍﻳﻦ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﺳﺪﻫﺎﻱ ﺩﺭ ﻛﻪ ﺣﺎﻟﻲ ﺩﺭ ،ﺑﺎﺷﺪ1:1.5~2ﺗﻮﺍﻧﺪ ﻣﻲ .ﻳﺎﺑﺪ ﻛﺎﻫﺶ
4.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ4 ﺷﻜﻞ5ﺧﺎﻛﻲ ﺳﺪ ﻳﻚ ﺍﺯ ﻧﻤﺎﻳﻲ ﻭ ﻋﺮﺿﻲ ﻣﻘﻄﻊ : :ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ (ﺏ ﺟﺎﻱ ﺑﻪ ﮔﺎﻫﻲ ﻭ ﺷﺪ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻼﺕ ﻭ ﺩﺍﻧﻪ ﺩﺭﺷﺖ ﺷﻨﻲ ﻣﺼﺎﻟﺢ ﺗﺮﻛﻴﺐ ﺍﺯ ،ﺑﻠﻨﺪ ًﺎﻧﺴﺒﺘ ﺳﺪﻫﺎﻱ ﺳﺎﺧﺖ ﺑﺮﺍﻱ ﻗﺪﻳﻢ ﻫﺎﻱ ﺯﻣﺎﻥ ﺩﺭ ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﻃﺮﺡ ﺍﺟﺮﺍﻱ ﺗﺮﺗﻴﺐ ﺍﻳﻦ ﺑﻪ ﻭ ﺷﺪ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺘﻦ ﺍﺯ ﻓﻮﻕ ﻣﺼﺎﻟﺢ ﺟﺎﻱ ﺑﻪ ﺯﻣﺎﻥ ﮔﺬﺷﺖ ﺑﺎ .ﺷﺪ ﻣﻲ ﮔﺮﻓﺘﻪ ﺑﻬﺮﻩ ﻧﻴﺰ ﺁﺟﺮ ﺍﺯ ﺳﻨﮓ ﺳﺎﻝ ﺍﺯ ﭘﺲ ﻭ ﮔﺮﺩﻳﺪ ﭘﺬﻳﺮ ﺍﻣﻜﺎﻥ ﻗﻮﺳﻲ ﺳﺪﻫﺎﻱ ﺍﺟﺮﺍﻱ ﻭ ﺗﺮ ﺁﺳﺎﻥ ﺳﺪﻫﺎ ﺑﺮﺍﻱ1950ﻣﻮﺍﺩ ﻭ ﻣﺤﺼﻮﻻﺕ ﺑﺎ ﺑﺘﻦ ﻛﺮﺩﻥ ﻣﺨﻠﻮﻁ ،ﻣﻴﻼﺩﻱ ﻧﻴﺰ ﻣﺨﺘﻠﻒ ﺍﺟﺮﺍﺋﻲ ﺟﺎﻧﺒﻲ ﻣﺸﻜﻼﺕ ،ﻫﺰﻳﻨﻪ ﻛﺎﻫﺶ ﺑﺮ ﻋﻼﻭﻩ ﺗﺎ ﮔﺮﺩﻳﺪﻩ ﻣﺘﺪﺍﻭﻝ ﺳﻨﮓ ﺯﻏﺎﻝ ﺧﺎﻛﺴﺘﺮ ﭘﻮﺩﺭ ﻳﺎ ﻛﻮﺭﻩ ﺳﺮﺑﺎﺭﻩ ﻣﺜﻞ ﺯﺍﺋﺪ ﻭ ﺍﺿﺎﻓﻪ .ﮔﺮﺩﺩ ﺑﺮﻃﺮﻑ :ﺷﻮﺩ ﺳﺎﺧﺘﻪ ﺯﻳﺮ ﻫﺎﻱ ﺭﻭﺵ ﺍﺯ ﻳﻜﻲ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ :ﻭﺯﻧﻲ ﺳﺪﻫﺎﻱ -ﭘﺎﻳﻴﻦ ﺩﺭ ﻭ ﻗﺎﺋﻢ ﺻﻮﺭﺕ ﺑﻪ ًﺎﺗﻘﺮﻳﺒ ﺩﺳﺖ ﺑﺎﻻ ﺩﺭ ،ﺷﻮﻧﺪ ﻣﻲ ﺳﺎﺧﺘﻪ ﺍﻱ ﺫﻭﺯﻧﻘﻪ ﻳﺎ ﻣﺜﻠﺜﻲ ﻣﻘﻄﻊ ﺑﺎ ًﻻﻣﻌﻤﻮ ﻛﻪ ﺳﺪﻫﺎ ﺍﻳﻦ ﺩﺭ ﺳﺪﻫﺎ ﺍﻳﻦ ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ .ﮔﺮﺩﺩ ﻣﻲ ﺗﺄﻣﻴﻦ ﻫﺎ ﺁﻥ ﻭﺯﻥ ﻧﻴﺮﻭﻱ ﻃﺮﻳﻖ ﺍﺯ ﺗﻨﻬﺎ ﺳﺪﻫﺎ ﺍﻳﻦ ﭘﺎﻳﺪﺍﺭﻱ .ﺷﻮﻧﺪ ﻣﻲ ﺳﺎﺧﺘﻪ ﺗﻨﺪﻱ ﺷﻴﺐ ﺑﺎ ﺩﺳﺖ ﺩﺭ .ﺁﻭﺭﻧﺪ ﻭﺟﻮﺩ ﺑﻪ ﺭﺍ ﻗﻮﺳﻲ ﻭﺯﻧﻲ ﺳﺪ ﻧﺘﻴﺠﻪ ﺩﺭ ﻭ ﻛﺮﺩﻩ ﻛﻤﻚ ﻧﻴﺰ ﺳﺪ ﭘﺎﻳﺪﺍﺭﻱ ﺩﺭ ،ﺯﻳﺒﺎﻳﻲ ﺑﺮ ﻋﻼﻭﻩ ﺗﺎ ﺷﺪﻩ ﺍﺟﺮﺍ ﻗﻮﺳﻲ ﺻﻮﺭﺕ ﺑﻪ ﻃﻮﻝ .ﺷﻮﺩ ﻣﻲ ﻻﻏﺮﺗﺮ ﺍﻭﻝ ﺣﺎﻟﺖ ﺑﻪ ﻧﺴﺒﺖ ﺳﺪ ﺿﺨﺎﻣﺖ ًﻻﻣﻌﻤﻮ ﺣﺎﻟﺖ ﺍﻳﻦ ﺷﻜﻞ6ﻭﺯﻧﻲ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﻋﺮﺿﻲ ﻣﻘﻄﻊ ﻭ ﭘﻼﻥ ، ﻧﻤﺎ : :ﺑﻨﺪﺩﺍﺭ ﭘﺸﺖ ﺳﺪﻫﺎﻱ -ﺷﺪﻩ ﭘﺎﻳﺪﺍﺭ ،ﺩﺍﺭﻧﺪ ﻗﺮﺍﺭ ﻣﻨﻈﻢ ﻫﺎﻱ ﻓﺎﺻﻠﻪ ﺩﺭ ﻛﻪ ﺑﻨﺪ ﭘﺸﺖ ﺗﻌﺪﺍﺩﻱ ﻛﻤﻚ ﺑﻪ ﺑﺘﻨﻲ ﻧﻤﺎﻱ ﻳﻚ ،ﺳﺪﻫﺎ ﻧﻮﻉ ﺍﻳﻦ ﺩﺭ ﻧﺤﻮﻩ .ﻳﺎﺑﺪ ﻣﻲ ﻛﺎﻫﺶ ﻭﺯﻧﻲ ﺣﺎﻟﺖ ﺑﻪ ﻧﺴﺒﺖ ﺳﺪ ﺑﺪﻧﻪ ﻭﺯﻥ ًﻻﺳﺪﻫﺎﻣﻌﻤﻮ ﻧﻮﻉ ﺍﻳﻦ ﺩﺭ .ﻛﻨﻨﺪ ﻣﻲ ﻣﻘﺎﻭﻣﺖ ﺁﺏ ﺍﺯ ﻭﺍﺭﺩﻩ ﻧﻴﺮﻭﻫﺎﻱ ﺑﺮﺍﺑﺮ ﺩﺭ ﻭ .ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ،ﺍﺳﺖ ﺁﻣﺪﻩ ﺯﻳﺮ ﺷﻜﻞ ﺩﺭ ﻛﻪ ﺍﺟﺮﺍﻳﻲ ﺭﻭﺵ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﻧﻤﻮﻧﻪ ﻋﻨﻮﺍﻥ ﺑﻪ ﻛﻪ ﺑﺎﺷﺪ ﻣﺨﺘﻠﻒ ﺍﺳﺖ ﻣﻤﻜﻦ ﻧﻴﺰ ﺍﺟﺮﺍ ﺷﻜﻞ7ﺑﻨﺪﺩﺍﺭ ﭘﺸﺖ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﻋﺮﺿﻲ ﻣﻘﻄﻊ ﻭ ﭘﻼﻥ ، ﻧﻤﺎ :
5.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ5 ﻗﻮﺳﻲ ﺳﺪﻫﺎﻱ -ﺳﺪﻫﺎﻱ ﻫﺎ ﺁﻥ ﺑﻪ ﻛﻪ ﺷﻮﻧﺪ ﻣﻲ ﺳﺎﺧﺘﻪ ﻗﻮﺳﻲ ﺻﻮﺭﺕ ﺑﻪ ﭘﻼﻥ ﺩﺭ ﻭﺯﻧﻲ ﺳﺪﻫﺎﻱ ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ ،ﺷﺪ ﮔﻔﺘﻪ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ : ﻃﻮﺭ ﺑﻪ ﭘﻼﻥ ﻭ ﻣﻘﻄﻊ ﺩﺭ ﻫﺎﻱ ﻗﻮﺱ ﺍﺯ ﻃﺮﻓﻴﻦ ﻫﺎﻱ ﮔﺎﻩ ﺗﻜﻴﻪ ﺑﻪ ﺁﺏ ﻧﻴﺮﻭﻱ ﺍﺯ ﺍﻧﺘﻘﺎﻝ ﺑﻪ ﻛﻤﻚ ﺟﻬﺖ ﺍﻭﻗﺎﺕ ﺑﺮﺧﻲ ﺩﺭ ﻭ ﮔﻮﻳﻨﺪ ﻗﻮﺳﻲ ﻳﻚ ﻳﻚ ﻫﻤﺎﻧﻨﺪ ﻭ ﺁﻭﺭﻧﺪ ﻣﻲ ﻭﺟﻮﺩ ﺑﻪ ﺭﺍ ﮔﻨﺒﺪﻱ ﺣﺎﻟﺘﻲ ﻛﻪ ﺁﻳﻨﺪ ﻣﻲ ﻭﺟﻮﺩ ﺑﻪ ﻗﻮﺳﻲ ﺩﻭ ﺳﺪﻫﺎﻱ ﺻﻮﺭﺕ ﺍﻳﻦ ﺩﺭ ﻛﻪ ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﻫﻤﺰﻣﺎﻥ .ﮔﻴﺮﻧﺪ ﻗﺮﺍﺭ ﺗﺤﻠﻴﻞ ﻣﻮﺭﺩ ﺑﺎﻳﺪ ﭘﻮﺳﺘﻪ ﺷﻜﻞ8ﻗﻮﺳﻲ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﻋﺮﺿﻲ ﻣﻘﻄﻊ ﻭ ﭘﻼﻥ ، ﻧﻤﺎ : ،ﺗﺨﺖ ﺑﻨﺪﺩﺍﺭ ﭘﺸﺖ ﺳﺪﻫﺎﻱ ،ﺍﻱ ﻛﻔﻪ ﺑﻨﺪﺩﺍﺭ ﭘﺸﺖ ﺳﺪﻫﺎﻱ ،ﺗﻮﺧﺎﻟﻲ ﻭﺯﻧﻲ ﺳﺪﻫﺎﻱ ﺟﻤﻠﻪ ﺍﺯ ﺩﻳﮕﺮﻱ ﺍﻧﻮﺍﻉ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﻓﻮﻕ ﻣﻮﺍﺭﺩ ﺟﺰ ﺑﻪ .ﺩﺍﺭﻧﺪ ﺍﺟﺮﺍ ﻣﺤﻴﻂ ﺷﺮﺍﻳﻂ ﻭ ﺧﻮﺩ ﺑﻪ ﻣﺮﺑﻮﻁ ﻣﺤﺎﺳﻦ ﻭ ﻫﺎ ﻭﻳﮋﮔﻲ ﺩﺍﺭﺍﻱ ﻳﻚ ﻫﺮ ﻛﻪ ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ... ﻭ ﻣﺮﻛﺐ ﻗﻮﺳﻲ ﺳﺪﻫﺎﻱ ﺷﻜﻞ9ﺑﻨﺪﺩﺍﺭ ﭘﺸﺖ ﻗﻮﺳﻲ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﻋﺮﺿﻲ ﻣﻘﻄﻊ ﻭ ﭘﻼﻥ ، ﻧﻤﺎ : ﺣﺪﻭﺩ ﺩﺭ ﻭﺯﻧﻲ ﺳﺪ ﺑﺎ ﻣﻘﺎﻳﺴﻪ ﺩﺭ ﻗﻮﺳﻲ ﺑﺘﻨﻲ ﺩﺭﺳﺪﻫﺎﻱ ﻣﺼﺮﻓﻲ ﺑﺘﻦ ﺣﺠﻢ50ﻣﻲ ﻛﻤﺘﺮ %ﺑﺎﺷﺪ.ﻭ ﺷﻌﺎﻋﻲ ﺟﻬﺖ ﺩﺭ ﻫﻢ ﻗﻮﺳﻲ ﺳﺪﻫﺎﻱ ﺩﺍﺭﻧﺪ ﺑﺎﺭﺑﺮﻱ ﻣﻤﺎﺳﻲ ﺟﻬﺖ ﺩﺭ ﻫﻢ.ﺑﺎﺭ ﻫﺎﻱ ﺩﺭﻩ ﺩﺭ ﻗﻮﺳﻲ ﺩﻭ ﺳﺪﻫﺎﻱﻱﻣﻲ ﺑﻨﺎ ﺳﻨﮕﻲ ﮔﺎﻫﻬﺎﻱ ﺗﻜﻴﻪ ﺑﺎ ﻭ ﻙﻧﻴﺮﻭ ﺍﻋﻈﻢ ﻗﺴﻤﺖ ﺷﻮﻧﺪ.)ﭼﻮﻥ ﻣﻲ ﻭﺍﺭﺩ ﮔﺎﻫﻬﺎ ﺗﻜﻴﻪ ﺑﻪﺷﻮﺩ.ﺣﺎﻟﺖ ﺑﻪ ﺗﻘﺮﻳﺒﺎ ﻫﺎ ﺩﺭﻩ ﺍﻳﻦVﻣﻲ ﺷﻜﻞﺑﺎﺷﺪ. ﻭﺯﻧﻲ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱﺩﺍﺭﺍﻱﻣﻲ ﺳﻨﮕﻴﻦ ﻭ ﺻﻠﺐ ﺗﻘﺮﻳﺒﺎ ﺍﻱ ﺳﺎﺯﻩﻣﻘﺎﻭﻣﺖ ﻭﺍﺭﺩﺩﻩ ﻧﻴﺮﻭﻫﺎﻱ ﻣﻘﺎﺑﻞ ﺩﺭ ﺧﻮﺩ ﻭﺯﻥ ﺗﻮﺳﻂ ﻛﻪ ﺑﺎﺷﻨﺪ ﻣﻲ.ﻛﻨﻨﺪﻣﻲ ﻣﺴﺘﻘﻴﻢ ﭘﻼﻥ ﺩﺭ ﻣﻌﻤﻮﻻ ﺳﺪﻫﺎ ﺍﻳﻦﺑﺎﺷﻨﺪ.ﺑﺮﺍﻱ ﻧﻴﺰ ﺑﺎﻻﺩﺳﺖ ﺩﺭ ﻧﻴﺰ ﺁﺏ ﻭﺯﻥ ﺍﺯ ﺧﻮﺩ ﻭﺯﻥ ﺑﺮ ﻋﻼﻭﻩ ﻭﺯﻧﻲ ﭘﺎﻳﺪﺍﺭ ﺳﺪﻫﺎﻱ .ﻣﻴﻜﻨﻨﺪ ﺍﺳﺘﻔﺎﺩﻩ ﭘﺎﻳﺪﺍﺭﻱ ﺍﻳﺠﺎﺩﻣﻲ ﺑﺎﺷﻨﺪ،ﺍﺣﺪﺍﺙ ﻣﺴﺘﺤﻜﻢ ﭘﻲ ﺩﺍﺭﺍﻱ ﻛﻪ ﻫﺎﻳﻲ ﻣﺤﻞ ﺩﺭ ﻭﺯﻧﻲ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ.ﺷﻮﻧﺪﺩﺭ ﺳﺪﻫﺎ ﺍﻳﻦ ﻫﺎﻱ ﺩﺭﻩUﻣﻲ ﺳﺎﺧﺘﻪ ﺷﻜﻞﺷﻮﻧﺪ.ﻣﻲ ﺭﺍﺣﺖ ﺳﺪﻫﺎ ﻧﻮﻉ ﺍﻳﻦ ﺩﺭ ﻧﻴﺮﻭﮔﺎﻫﻲ ﺗﺠﻬﻴﺰﺍﺕ ﻧﺼﺐ ﻳﺎ ﺟﺎﮔﺬﺍﺭﻱﺑﺎﺷﺪﭘﻨﺴﺘﺎﻙ ﻭ ﺁﺑﮕﻴﺮ ﻗﺴﻤﺖ ﻭ ﻣﻲ ﺟﺎ ﺑﺪﻧﻪ ﺩﺍﺧﻞ ﺩﺭ ﺭﺍﺣﺘﻲ ﺑﻪ.ﮔﻴﺮﺩﺣﺪﻭﺩ ﺩﺭ ﻳﻜﻨﻮﺍﺧﺖ ﺷﻴﺐ ﺩﺍﺭﺍﻱ ﺩﺳﺖ ﭘﺎﻳﻴﻦ ﺩﺭ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ7ﺗﺎ %8ﻭ ﺍﻓﻘﻲ %1ﺣﺎﻟﺖ ﺩﺭ ﺑﺎﺷﻨﺪ ﻣﻲ ﻋﻤﻮﺩﻱ.ﻭ ﺍﺳﺖ ﻋﻤﻮﺩﻱ ﻋﺎﺩﻱ ﺣﺎﻟﺖ ﺩﺭ ﺑﺎﻻﺩﺳﺖ ﺭﻭﻳﻪﻣﻲ ﺍﻧﺘﺨﺎﺏ ﺍﻱ ﮔﻮﻧﻪ ﺑﻪ ﺗﺎﺝ ﻋﺮﺽﺁﻥ ﺭﻭﻱ ﺑﺘﻮﺍﻧﺪ ﺟﺎﺩﻩ ﻳﻚ ﻛﻪ ﺷﻮﺩ ﮔﻴﺮﺩ ﻗﺮﺍﺭ. ﭘﺎﻱ ﺳﺪ ﻳﻚ ﺍﺻﻠﻲ ﻫﺎﻱ ﺍﻟﻤﺎﻥﻩﻋﺒﺎﺭﺗﻦ ﺩﺍﺭﺍﺯ ﺩﻋﺮﺷﻪ،ﺑﺎﻻﺩﺳﺖ ﺷﻴﺐ،ﻗﺎ ﻫﺎﻱ ﺩﻳﻮﺍﺭﻩ ﻳﺎ ﻭ ﻫﺎ ﭘﺎﻳﻪﺱ ﻧﻴﺰ ﻭ ﺋﻢ، ﻫﺎ ﺳﻮﺭﺍﺥ ،ﻫﺎ ﮔﺎﻟﺮﻱ ﻳﺴﺘﻢ ﻫﺎ ﺷﻔﺖ ﻭ ﻫﺎ ﺍﺗﺎﻗﻚﻛﻪﻭﺳﺎﻳﻞ ﻭ ﮔﻴﺮﻱ ﺍﻧﺪﺍﺯﻩ ﺍﺑﺰﺍﺭﻫﺎﻱ ﻧﺼﺐ ، ﺯﻫﻜﺸﻲ ﺁﺏ ﺁﻭﺭﻱ ﺟﻤﻊ ﺑﺎﺯﺩﻳﺪ ﻭ ﺩﺳﺘﺮﺳﻲ ﺟﻬﺖ ﺳﺪ ﺑﺪﻧﻪ ﺩﺍﺧﻞ ﺩﺭ ﺩﺭ ﻛﻨﺘﺮﻟﻲ ﻭ ﺟﻨﺒﻲﻣﻲ ﺗﻌﺒﻴﻪ ﺑﺪﻧﻪﮔﺮﺩﺩ. ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺩﺭﺗﻨﻬﺎﺩﺭﺧﺎﺹ ﻧﻮﺍﺣﻲﻣﻲ ﻭﺍﺭﺩ ﻛﺸﺶ ﻧﻴﺮﻭﻱ ﻛﻪﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺁﺭﻣﺎﺗﻮﺭ ﺍﺯ ﺷﻮﺩﻛﻪ ﻫﺎﻳﻲ ﻗﺴﻤﺖ ﺩﺭ ﻭ ﺷﻮﺩًﺎﺻﺮﻓﻧﻴﺮﻭﻱ ﻣﻲ ﻭﺍﺭﺩ ﻓﺸﺎﺭﻱﺷﻮﺩﺁﺭﻣﺎﺗﻮﺭ ﺍﺯﻧﻤﻲ ﺍﺳﺘﻔﺎﺩﻩﺷﻮﺩ.ﺍﻳﻨﻜﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻟﺬﺍﭘﺎﻱ ﻭﺯﻧﻲ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺩﺭﻩﺍﺳﺖ ﻓﺸﺎﺭﻱ ﻣﻌﻤﻮﻻ ﺑﺘﻦ ﻣﻘﺎﻃﻊ ﺩﺍﺭ، ﻧﻤﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺁﺭﻣﺎﺗﻮﺭ ﺣﺎﻟﺖ ﺍﻳﻦ ﺩﺭﺷﻮﺩﻭﻟﻲﺍﺯ ﻛﺸﺸﻲ ﻭ ﻛﻢ ﻓﺸﺎﺭ ﻧﻮﺍﺣﻲ ﻭ ﻓﺸﺎﺭﻱ ﻫﺎﻱ ﺗﻨﺶ ﺗﻤﺮﻛﺰ ﻭ ﺑﺤﺮﺍﻧﻲ ﻣﻨﺎﻃﻖ ﺩﺭ ﻭﺟﻮﺩ ﺍﻳﻦ ﺑﺎ ﮔﺮﺩﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺁﺭﻣﺎﺗﻮﺭ.ﻛﻪ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡﺩﺭ ﻧﻴﺰ ﻭ ﻫﺴﺘﻨﺪ ﺁﺏ ﺩﺍﺧﻠﻲ ﻓﺸﺎﺭ ﻣﻌﺮﺽ ﺩﺭ ﻛﻪ ﭘﻮﺷﺶ ﺑﺪﻭﻥ ﻫﺎﻱ ﻣﺠﺎﺭﻱ ﺗﻤﺎﻡ ﺩﺭ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺁﺭﻣﺎﺗﻮﺭ ﺍﺯ ﺳﺮﻳﺰﻫﺎ ﻭ ﻫﺎ ﺩﺭﻳﭽﻪ ﺩﺳﺖ ﭘﺎﺋﻴﻦ.ﺷﻮﺩ
6.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ6 ﺷﻜﻞ10ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺍﺯ ﻧﻤﺎﻳﻲ : ﻧﻈﺮ ﺍﺯ ﻛﻪ ﺍﺳﺖ ﺷﺪﻩ ﻣﻲ ﺳﺎﺧﺘﻪ ﺁﻫﻚ ﻭ ﺳﻨﮓ ﻭ ﻣﻼﺕ ﻭ ﺑﻨﺎﻳﻲ ﻫﺎﻱ ﺭﻭﺵ ﺑﺎ ()ﺑﻨﺪ ﻛﻮﭼﻚ ﺳﺪﻫﺎﻳﻲ ﻧﻴﺰ ﻗﺪﻳﻢ ﺩﺭ ﻛﻪ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡ .ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺩﻭﻡ ﮔﺮﻭﻩ ﺟﺰ ﺭﺍ ﻫﺎ ﺁﻥ ﺗﻮﺍﻥ ﻣﻲ ﺑﻨﺪﻱ ﺭﺩﻩ :ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ (ﺏ ﺁﺏ ﻣﻬﺎﺭ ﺑﺮﺍﻱ ﻛﻪ ﺟﺪﻳﺪﻱ ًﺎﻧﺴﺒﺘ ﺗﻜﻨﻮﻟﻮژﻱﺍﺯ ﻗﺒﻞ .ﺑﺎﺷﺪ ﻣﻲ ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ ﺳﺎﺧﺖ ﺗﻜﻨﻮﻟﻮژﻱ ﺍﺳﺖ ﺷﺪﻩ ﮔﺮﻓﺘﻪ ﻛﺎﺭ ﺑﻪ ﺳﻄﺤﻲ ﻫﺎﻱ ﺯﻣﻴﻦ ﺳﻮﻱ ﺑﻪ ﺁﺏ ﻫﺪﺍﻳﺖ ﻭ ﻣﻬﺎﺭ ﺑﺮﺍﻱ ﺳﺪﻫﺎ ﻧﻮﻉ ﺍﻳﻦﻛﻪ ﺷﺪ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﭼﻮﺑﻲ ﻫﺎﻱ ﺗﺨﺘﻪ ﻭ ﻓﻮﻻﺩﻱ ﻫﺎﻱ ﺩﺭﻳﭽﻪ ﺍﺯ ،ﺁﺑﺮﻭﻫﺎ ﻭ ﻭﺳﻴﻊ ﻫﺎﻱ ﺑﺎﺯ ﺩﺭ ﺍﮔﺮ ﻭ ﺑﻮﺩ ﻧﻴﺎﺯ ﺍﻧﺴﺎﻧﻲ ﻧﻴﺮﻭﻱ ﺑﻪ ﻧﻴﺰ ﻛﺎﺭ ﺍﻳﻦ ﺩﺭ .ﺑﺎﺷﺪ ﺩﺍﺷﺘﻪ ﺟﺮﻳﺎﻥ ﺑﻴﺸﺘﺮﻱ ﻓﺸﺎﺭ ﺑﺎ ﺁﺏ ﺗﺎ ﮔﺮﻓﺖ ﻣﻲ ﻗﺮﺍﺭ ﻫﺎ ﺩﺭﻳﭽﻪ ﺟﻠﻮﻱ ﺩﺭ ﺍﻳﺠﺎﺩ ﺳﻴﻞ ﺩﺍﺩ ﻣﻲ ﺭﻭﻱ ﺗﺄﺧﻴﺮﻱ ﻫﺎ ﺩﺭﻳﭽﻪ ﺍﻳﻦ ﻛﺮﺩﻥﻣﻲﺧﻮﺩ ﺑﺎ ﺭﺍ ﺩﺭﻳﭽﻪ ﻭ ﺷﺪﻣﻲ.ﺑﺮﺩ ﺳﺎﻝ ﺩﺭ ﺑﺎﺭ ﺍﻭﻟﻴﻦ ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺍﻳﺪﻩ1950ﺳﺎﻝ ﺩﺭ .ﺷﺪ ﻣﻄﺮﺡ ﺍﻳﻤﺒﺮﺳﻮﻥ ﺗﻮﺳﻂ1965ﺩﺭ ﺑﺎﺩﻱ ﻻﺳﺘﻴﻜﻲ ﺳﺪ ﺍﻭﻟﻴﻦ .ﺭﺳﻴﺪ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﺑﻪ ﺁﺏ ﺳﺎﺯﻱ ﺫﺧﻴﺮﻩ ﺑﺮﺍﻱ ژﺍﭘﻦﺣﺪﻭﺩ ﺩﺭ ﺍﻛﻨﻮﻥ ﻫﻢ100ﺍﺯ ﺑﻴﺶ ،ﺷﻤﺎﻟﻲ ﺁﻣﺮﻳﻜﺎﻱ ﺩﺭ ﻻﺳﺘﻴﻜﻲ ﺳﺪ1000ﺳﺪ ﻣﺠﻤﻮﻉ ﺩﺭ ﻭ ،ﺩﻭﺭ ﺧﺎﻭﺭ ﻭ ژﺍﭘﻦ ﺩﺭ ﻻﺳﺘﻴﻜﻲ2600.ﺑﺎﺷﻨﺪ ﻣﻲ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﺩﺳﺖ ﺩﺭ ﺁﻣﻴﺰ ﻣﻮﻓﻘﻴﺖ ﻃﻮﺭ ﺑﻪ ﺟﻬﺎﻥ ﻣﺨﺘﻠﻒ ﻧﻘﺎﻁ ﺩﺭ ﺳﺪ ﻙﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ ﻣﺰﺍﻳﺎﻱ ﻭ ﺍﺭﺑﺮﺩﻫﺎ:ﻧﻤﻮﺩ ﺯﻳﺮﺑﻴﺎﻥ ﺷﺮﺡ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ -ﺭﻭﺩﺧﺎﻧﻪ ﺟﺮﻳﺎﻥ ﺗﻨﻈﻴﻢ ﻭ ﻫﺎ ﺳﻴﻼﺏ ﻛﻨﺘﺮﻝ:.ﮔﻴﺮﺩ ﻣﻲ ﺍﻧﺠﺎﻡ ﺧﻮﺩﻛﺎﺭ ﻃﻮﺭ ﺑﻪ ﻭ ﻛﻨﺘﺮﻝ ﺍﺗﺎﻕ ﺩﺭ ﺍﻟﻜﺘﺮﻭﻧﻴﻜﻲ ﻫﺎﻱ ﺩﺳﺘﮕﺎﻩ ﺗﻮﺳﻂ ﻛﺎﺭ ﺍﻳﻦ ﺩﺳﺘﻮﺭ ،ﻛﻨﺘﺮﻝ ﺍﻟﻜﺘﺮﻭﻧﻴﻜﻲ ﺩﺳﺘﮕﺎﻩ ﺻﻮﺭﺕ ﺍﻳﻦ ﺩﺭ ﻛﻪ ،ﺍﺳﺖ ﺳﻴﻼﺏ ﭘﺎﻳﺎﻥ ﻣﻌﻨﺎﻱ ﺑﻪ ﻣﺸﺨﺺ ﺳﻄﺢ ﻳﻚ ﺍﺯ ﺁﺏ ﺳﻄﺢ ﺭﻗﻮﻡ ﺁﻣﺪﻥ ﭘﺎﻳﻴﻦ .ﻛﻨﺪ ﻣﻲ ﺑﺎﺩ ﺭﺍ ﺳﺪ ﻭ ﺍﻓﺘﺎﺩﻩ ﻛﺎﺭ ﺑﻪ ﻫﻮﺍ ﻛﻤﭙﺮﺳﻮﺭ ﺍﻋﻼﻡ ﺍﻳﻦ ﺑﺎ ﻛﻪ ﺩﺍﺭﺩ ﻣﻲ ﺍﻋﻼﻡ ﺭﺍ ﺳﺪ ﺍﻓﺮﺍﺷﺘﻦ -ﺭﻭﺩﺧﺎﻧﻪ ﺭﺳﻮﺏ ﻛﻨﺘﺮﻝ:ﻣﻲ ﮔﺬﺍﺷﺘﻪ ﻛﺎﺭ ﺁﻥ ﺑﺴﺘﺮ ﺑﺎ ﺗﺮﺍﺯ ﻫﻢ ﻭ ﺭﻭﺩﺧﺎﻧﻪ ﻛﻒ ﺩﺭ ،ﻻﺳﺘﻴﻜﻲ ﺳﺪ ﺍﺳﺘﻘﺮﺍﺭ ﻣﺤﻞ ﺑﺘﻨﻲ ﺳﻜﻮﻱ ﻛﻪ ﺟﺎ ﺁﻥ ﺍﺯ ﭘﺸﺖ ﻛﻪ ﺷﻮﺩ ﻣﻲ ﺑﺎﻋﺚ ﻭﻳﮋﮔﻲ ﺍﻳﻦ .ﺍﺳﺖ ﻻﺳﺘﻴﻜﻲ ﺳﺪ ﺍﺣﺪﺍﺙ ﺍﺯ ﻗﺒﻞ ﺷﺮﺍﻳﻂ ﻣﺎﻧﻨﺪ ﺭﻭﺩﺧﺎﻧﻪ ﺷﺮﺍﻳﻂ ،ﺳﺪ ﺧﻮﺍﺑﺎﻧﺪﻥ ﻫﻨﮕﺎﻡ ﺩﺭ ،ﺷﻮﺩ ﺍﺗﻮﻣﺎﺗﻴﻚ ﺻﻮﺭﺕ ﺑﻪ ﺳﺪ ،ﺍﺳﺖ ﺭﻭﺩﺧﺎﻧﻪ ﮔﺬﺍﺭﻱ ﺭﺳﻮﺏ ﺑﺎﺭ ﺑﻴﺸﺘﺮﻳﻦ ﻛﻪ ﺳﻴﻞ ﻭﻗﻮﻉ ﻫﻨﮕﺎﻡ ﺩﺭ ﺯﻳﺮﺍ ،ﻧﻜﻨﺪ ﭘﺮ ﺭﺳﻮﺏ ﺭﺍ ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ .ﻛﻨﺪ ﻣﻲ ﭘﻴﺪﺍ ﻃﺒﻴﻌﻲ ﺷﺮﺍﻳﻂ ﺭﻭﺩﺧﺎﻧﻪ ﻭ ﺁﻳﺪ ﻣﻲ ﺩﺭ ﺧﻮﺍﺑﻴﺪﻩ ﺣﺎﻟﺖ ﺑﻪ ﻛﻤﻲ ﺍﺭﺗﻔﺎﻉ ﺩﺍﺭﺍﻱ ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱﺣﺪﻭﺩ )3ﺗﺎ15ﻣﺘﺮ(ﺑﺎﺷﻨﺪ ﻣﻲ.ﻣﻮﺭﺩ ﺁﺏ ﺍﻧﺤﺮﺍﻑ ﻫﻤﭽﻨﻴﻦ ﻭ ﺁﺏ ﻫﺪ ﺍﻓﺰﺍﻳﺶ ﺑﺮﺍﻱ ﺳﺪﻫﺎ ﺍﻳﻦ ﺍﮔﻴﺮﻧﺪ ﻣﻲ ﻗﺮﺍﺭ ﺳﺘﻔﺎﺩﻩ.ﻗﺮﺍﺭ ﺭﻭﺩﺧﺎﻧﻪ ﺑﺴﺘﺮ ﺩﺭ ﺳﺪ ﺍﻳﻦ ﻭ ﺷﺪﻩ ﺗﺨﻠﻴﻪ ﺁﻧﻬﺎ ﻫﻮﺍﻱ ﺳﻴﻼﺑﻲ ﻣﻮﺍﻗﻊ ﺩﺭ ﻛﻪ ﺍﺳﺖ ﺍﻳﻦ ﺳﺪ ﺍﻳﻦ ﻫﺎﻱ ﻣﺰﻳﺖ ﺍﺯ ﮔﺮﻓﺘﻪ.ﺷﻮﺩ ﻧﻤﻲ ﺟﻤﻊ ﺁﻥ ﭘﺸﺖ ﺩﺭ ﺳﻴﻼﺏ ﺍﺯ ﻧﺎﺷﻲ ﺭﺳﻮﺑﺎﺕ ﻭﻫﻤﭽﻨﻴﻦﻣﻲ ﻧﻴﺰ ﺳﺪ ﺍﻳﻦ ﻣﻌﺎﻳﺐ ﺍﺯﺑﻪ ﺗﻮﺍﻥﺍﺣﺘﻤﺎﻝ ﺍﺯ ﻧﺎﺷﻲ ﻣﺸﻜﻼﺕ ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ﺁﻥ ﺷﺪﻥ ﺳﻮﺭﺍﺥ.ﻛﻤﭙﺮﺳﻮﺭ ﺍﺯ ﺳﺪﻫﺎ ﺍﻳﻦ ﭘﺮﻛﺮﺩﻥ ﺑﺮﺍﻱﺧﺎﺹ ﻫﺎﻱﺗﻮﺍﻧﺪ ﻣﻲ ﻛﻪ ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩﺩﺍﺧﻞﺑﻪ ﺭﺍ ﺳﺪﻫﺎ ﺍﻳﻦ ﺳﺮﻋﺖﻛﻨﺪ ﭘﺮ ﻫﻮﺍ ﺑﺎ. ﺩﻻﻳﻞ ﺟﻤﻠﻪ ﺍﺯﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩﺑﻪ ﺗﻮﺍﻥ ﻣﻲﻓﺮﺳﺎﻳﺶ ﺑﺮﺍﺑﺮ ﺩﺭ ﺳﺎﺣﻠﻲ ﺣﻔﺎﻇﺖ ﻭ ﺳﺪ ﻛﻨﺘﺮﻝ،ﺳﺪﻫﺎ ﻭ ﺑﻨﺪﻫﺎ ﺭﻭﻱ ﺑﺮ ﻧﺼﺐ ﺑﺮﻕ ﺗﻮﻟﻴﺪ ﺑﻪ ﻛﻤﻚ ﻭ ﺁﻧﻬﺎ ﺍﺭﺗﻔﺎﻉ ﺍﻓﺰﺍﻳﺶ ﻣﻨﻈﻮﺭ ﺑﻪ،ﺁﺏ ﺁﻟﻮﺩﮔﻲ ﻛﺎﻫﺶ،ﺳﺪﻫﺎ ﺫﺧﻴﺮﺓ ﻇﺮﻓﻴﺖ ﺍﻓﺰﺍﻳﺶ،،ﺷﻨﺎ ﻗﺒﻴﻞ ﺍﺯ ﺗﻔﺮﻳﺤﻲ ﻣﺴﺎﺋﻞ ... ﻭ ﻗﺎﻳﻘﺮﺍﻧﻲﻭﺳﺎﺣﻞ ﺑﻪ ﻣﺪ ﻫﻨﮕﺎﻡ ﺑﻪ ﺩﺭﻳﺎ ﺷﻮﺭ ﺁﺏ ﻧﻔﻮﺫ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ.ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ، ﺷﺪﻩ ﺟﺎﻳﮕﺰﻳﻦ ﻣﻮﺍﺭﺩ ﺑﻪ ﻧﺴﺒﺖ ﻫﺎ ﺳﺪ ﺍﻳﻦ ﺍﻗﺘﺼﺎﺩﻱ ﻣﺰﺍﻳﺎﻱ ﺟﻤﻠﻪ ﺍﺯﻧﻴﺎﺯ ﻋﺪﻡﭘﻴﭽﻴﺪﻩ ﻓﻮﻧﺪﺍﺳﻴﻮﻥ ﺑﻪ ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱﺍﺣﺪﺍﺙ ﺍﻣﻜﺎﻥ ، ﺩﻫﺎﻧﻪ ﺗﺎﻩﺍﻱ100ﻣﺘﺮﺑﻪ ﻧﻴﺎﺯ ،ﻧﮕﻬﺪﺍﺭﻱ ﻭ ﺣﻔﺎﻇﺖ ﺣﺪﺍﻗﻞ،ﺯﻟﺰﻟﻪ ﻣﻘﺎﺑﻞ ﺩﺭ ﺳﺪ ﭘﺬﻳﺮﻱ ﺍﻧﻌﻄﺎﻑﻭﺳﺮﻳﻊ ﺑﺴﻴﺎﺭ ﺳﺎﺧﺘﻦ ﻭ ﻧﺼﺐ.ﺑﺎﺷﺪ ﻣﻲ
7.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ7 ﺍﺳﺖ ﺷﺪﻩ ﺗﺸﻜﻴﻞ ﺷﻮﺩ ﻣﻲ ﻣﺘﺼﻞ ﺑﺴﺘﺮ ﻳﻚ ﺑﻪ ﻛﻪ ﻫﻮﺍ ﺗﻴﻮپ ﻳﻚ ﺍﺯ ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ.ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ ﺳﺎﺧﺘﻤﺎﻥ ﺑﺨﺶ ﺳﻪ ﺍﺯ ﻣﺘﺸﻜﻞﺳﺪ ﺑﺪﻧﺔ،ﻣﻬﺎﺭ ﺗﺠﻬﻴﺰﺍﺕ ﻭ ﺳﺪ ﺑﺴﺘﺮﻭﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﻭ ﻛﻨﺘﺮﻝ ﺳﻴﺴﺘﻢ.ﺩﺍﻧﺴﺖ ﺷﻜﻞ11ﻻﺳﺘﻴﻜﻲ ﺳﺪﻫﺎﻱ ﺍﺯ ﻣﻘﻄﻌﻲ ﻭ ﻧﻤﺎ : :ﺑﺘﻨﻲ ﻭ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻣﻌﺎﻳﺐ ﻭ ﻣﺤﺎﺳﻦ ﮔﺮﻓﺘﻦ ﻧﻈﺮ ﺩﺭ ﺑﺎ ﻛﻪ ﻧﻤﻮﺩ ﺫﻛﺮ ﺭﺍ ﺧﺼﻮﺻﻴﺎﺗﻲ ،ﺑﺘﻨﻲ ﻭ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﺑﺎ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺳﺪﻫﺎﻱ ﺑﺮﺍﻱ ﺗﻮﺍﻥ ﻣﻲ ،ﺷﺪﻩ ﺫﻛﺮ ﻣﻮﺍﺭﺩ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ .ﻧﻤﻮﺩ ﺍﻧﺘﺨﺎﺏ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﻣﻨﺎﺳﺐ ﻧﻮﻉ ،ﻣﻨﻄﻘﻪ ﺷﺮﺍﻳﻂ ﻧﻤﻮﺩﻥ ﻟﺤﺎﻅ ﺑﺎ ﻧﻴﺰ ﻭ ﺧﺼﻮﺻﻴﺎﺕ ﺁﻥ :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻣﺤﺎﺳﻦ ﻭ ﻣﺰﺍﻳﺎ -.ﻛﻨﺪ ﻧﻤﻲ ﺍﻳﺠﺎﺩ ﻣﺸﻜﻠﻲ ،ﺍﺣﺪﺍﺙ ﻣﺤﻞ ﺩﺭﻩ ﺑﻮﺩﻥ ﺗﻨﮓ ﻳﺎ ﺑﻮﺩﻥ ﻋﺮﻳﺾ ،ﺍﺟﺮﺍ ﻣﺤﻞ ﺗﻮﭘﻮﮔﺮﺍﻓﻲ ﺷﺮﺍﻳﻂ ﻧﻈﺮ ﺍﺯ -ﺳﺪﻫﺎﻱ ﺑﻪ ﻧﺴﺒﺖ (ﺧﺎﻛﻲ ﭼﻪ ﻭ ﺑﺎﺷﺪ ﺳﻨﮕﻲ )ﭼﻪ ﺑﺴﺘﺮ ﻣﺼﺎﻟﺢ ﺑﺎ ﺳﺪ ﺑﺪﻧﻪ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﺑﻴﺸﺘﺮ ﭘﺬﻳﺮﻱ ﺍﻧﻄﺒﺎﻕ ﺧﺼﻮﺻﻴﺎﺕ ﺩﺍﺷﺘﻦ .ﺩﻳﮕﺮ ﻣﺼﺎﻟﺢ ﺑﺎ ﺷﺪﻩ ﺳﺎﺧﺘﻪ -.ﺑﺎﺷﺪ ﻣﻲ ﺍﻣﺘﻴﺎﺯ ﺩﺍﺭﺍﻱ ﻃﺒﻴﻌﻲ ﻣﺼﺎﻟﺢ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺩﻟﻴﻞ ﺑﻪ ﻧﻴﺰ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﺑﻮﺩﻥ ﻫﺰﻳﻨﻪ ﻛﻢ ﻭ ﻓﺮﺍﻭﺍﻧﻲ -.ﮔﺮﺩﻧﺪ ﻣﻲ ﭘﺬﻳﺮﻱ ﺍﻧﻌﻄﺎﻑ ﺧﺎﺻﻴﺖ ﺩﺍﺭﺍﻱ ﺁﻥ ﺩﺍﺧﻠﻲ ﺍﺟﺰﺍﻱ ﻭ ﺳﺪ ﺑﺪﻧﻪ ،ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻭ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺩﻟﻴﻞ ﺑﻪ -.ﺑﺎﺷﺪ ﻣﻲ ﺍﺟﺮﺍ ﻗﺎﺑﻞ ﭘﻴﻮﺳﺘﻪ ﺻﻮﺭﺕ ﺑﻪ ﺍﺟﺮﺍﻳﻲ ﻋﻤﻠﻴﺎﺕ :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻣﻌﺎﻳﺐ -ﺍﻧﻬﺪﺍﻡ ﺩﭼﺎﺭ ﻭ ﺩﻫﺪ ﻧﺸﺎﻥ ﺧﻮﺩ ﺍﺯ ﻛﺎﻓﻲ ﻣﻘﺎﻭﻣﺖ ﺗﻮﺍﻧﺪ ﻧﻤﻲ ﺳﺪ ،ﺍﻓﺘﺪ ﺍﺗﻔﺎﻕ ﺳﻴﻞ ﺭﻭﮔﺬﺭﻱ ﺍﮔﺮ ،ﺁﺏ ﺍﺭﺗﻔﺎﻉ ﺍﻓﺰﺍﻳﺶ ﻭ ﺳﻴﻼﺏ ﻫﻨﮕﺎﻡ ﺩﺭ .ﺷﻮﺩ ﻣﻲ -.ﺑﻮﺩ ﺧﻮﺍﻫﺪ ﺯﻳﺎﺩ ﺳﺪ ﺷﺪﻥ ﺧﺮﺍﺏ ﺍﺣﺘﻤﺎﻝ ،ﭘﻲ ﻳﺎ ﺳﺪ ﺩﺭﻭﻧﻲ ﻓﺮﺳﺎﻳﺶ ﻭ ﺳﺪ ﺩﺭ ﭘﻨﻬﺎﻥ ﻧﺸﺖ ﺑﺮﻭﺯ ﺻﻮﺭﺕ ﺩﺭ :ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﻣﺤﺎﺳﻦ ﻭ ﻣﺰﺍﻳﺎ -ﺩﺭ ﺳﺪ ﺗﺎﺝ ﺭﻭﻱ ﺑﺮ ﺗﻮﺍﻧﺪ ﻣﻲ ﺳﺮﺭﻳﺰ ﺣﺘﻲ ﻭ ﺩﺍﺩﻩ ﻧﺸﺎﻥ ﻣﻘﺎﻭﻣﺖ ﺧﻮﺩ ﺍﺯ ﺳﻴﻞ ﺭﻭﮔﺬﺭﻱ ﻣﻘﺎﺑﻞ ﺩﺭ ﺳﺪﻫﺎ ﺍﻳﻦ ،ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺑﺮﺧﻼﻑ .ﮔﻴﺮﺩ ﻣﻲ ﺑﺮ ﺩﺭ ﺭﺍ ﺳﺪ ﻃﻮﻝ ﺗﻤﺎﻡ ﺳﺮﺭﻳﺰ ﺍﻳﻦ ﻣﻮﺍﺭﺩ ﺑﺮﺧﻲ ﺩﺭ ﻛﻪ ﺷﻮﺩ ﮔﺮﻓﺘﻪ ﻧﻈﺮ -ﻫﺎﻱ ﺍﺗﺎﻗﻚ ﺩﺭ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﻣﺮﺑﻮﻃﻪ ﺗﺄﺳﻴﺴﺎﺕ ﻭ ﺗﺠﻬﻴﺰﺍﺕ ﻭ ﺁﻻﺕ ﺷﻴﺮ ،ﻫﺎ ﺩﺭﻳﭽﻪ ،ﻣﺨﺰﻥ ﺍﺯ ﺁﺑﮕﻴﺮ ﻫﺎﻱ ﻟﻮﻟﻪ ﻣﺜﻞ ﻫﻴﺪﺭﻭﻟﻴﻜﻲ ﺗﺠﻬﻴﺰﺍﺕ .ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺑﺘﻨﻲ ﺳﺪ ﺑﺪﻧﻪ ﺩﺭ ﺷﺪﻩ ﺍﺣﺪﺍﺙ ﻫﺎﻱ ﺩﺍﻻﻥ ﻳﺎ ﻣﻨﺎﺳﺐ -.ﺍﺳﺖ ﺩﻳﮕﺮ ﺳﺪﻫﺎﻱ ﺍﺯ ﺑﻴﺸﺘﺮ ،ﻋﻤﺪﻩ ﻓﺮﻭﭘﺎﺷﻲ ﺧﻄﺮ ﻭﺟﻮﺩ ﺑﺪﻭﻥ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﻣﻘﺎﻭﻣﺖ ،ﺯﻟﺰﻟﻪ ﻫﻨﮕﺎﻡ ﺩﺭ -ﻋﺮﻳﺾ ﻫﺎﻱ ﺩﺭﻩ ﺩﺭ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺩﻳﮕﺮ ﺍﻧﻮﺍﻉ ﺍﺣﺪﺍﺙ ،ﺳﺎﺧﺘﮕﺎﻩ ﺩﺭ ﺳﻨﮕﻲ ﺑﺴﺘﺮ ﻭﺟﻮﺩ ﺷﺮﻁ ﺑﻪ ﻗﻮﺳﻲ ﺩﻭ ﻭ ﻗﻮﺳﻲ ﺗﻚ ﺳﺪﻫﺎﻱ ﺟﺰ ﺑﻪ .ﺍﺟﺮﺍﺳﺖ ﻗﺎﺑﻞ ﺑﺎﺭﻳﻚ ﻭ
8.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ8 :ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﻣﻌﺎﻳﺐ -.ﺑﺎﺷﺪ ﺷﺪﻩ ﺗﺸﻜﻴﻞ ﻛﺎﻓﻲ ﻣﻘﺎﻭﻣﺖ ﺑﺎ ﺳﻨﮕﻲ ﺑﺴﺘﺮ ﺍﺯ ﺑﺎﻳﺪ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺳﺎﺧﺘﮕﺎﻩ -ﻭ ﺑﻮﺩﻩ ﻗﺒﻮﻝ ﻗﺎﺑﻞ ﺣﺪ ﺩﺭ ﻛﻴﻔﻴﺖ ﻧﻈﺮ ﺍﺯ ﺑﺎﻳﺪ ﺳﻴﻤﺎﻥ ﻣﺜﻞ ﻣﺼﻨﻮﻋﻲ ﻣﺼﺎﻟﺢ ﻧﻴﺰ ﻭ ﻣﺎﺳﻪ ﻭ ﺷﻦ ،ﻃﺒﻴﻌﻲ ﻣﺼﺎﻟﺢ ﻣﺎﻧﻨﺪ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﻣﺼﺎﻟﺢ .ﺷﻮﺩ ﻧﮕﻬﺪﺍﺭﻱ ﻭ ﺍﻧﺒﺎﺭ ،ﺍﺟﺮﺍ ﻣﺤﻞ ﺑﻪ ﻧﺰﺩﻳﻚ ﻛﺎﻓﻲ ﺍﻧﺪﺍﺯﻩ ﺑﻪ -.ﺩﺍﺭﺩ ﻧﻴﺎﺯ ... ﻭ ﺭﻳﺰﻱ ﺑﺘﻦ ﺳﺎﺯﻱ ﺑﺘﻦ ،ﺑﻨﺪﻱ ﻗﺎﻟﺐ ﻣﺜﻞ ﻣﺨﺘﻠﻔﻲ ﻫﺎﻱ ﺗﺨﺼﺺ ﺑﻪ ﻭ ﻧﺒﻮﺩﻩ ﭘﻴﻮﺳﺘﻪ ﺳﺪﻫﺎ ﺩﺭ ﺭﻳﺰﻱ ﺑﺘﻦ ﻋﻤﻠﻴﺎﺕ -.ﺍﺳﺖ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺍﺯ ﺑﻴﺸﺘﺮ ﻣﺮﺍﺗﺐ ﺑﻪ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﻫﺰﻳﻨﻪ ،ﺷﺪﻩ ﺗﻤﺎﻡ ﻫﺰﻳﻨﻪ ﻧﻈﺮ ﺍﺯ ﺍﺯ ﺑﻴﺶ ﻛﻪ ﺷﻮﺩ ﻣﻲ ﻣﺸﺨﺺ ،ﻣﻮﺟﻮﺩ ﺁﻣﺎﺭ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ85ﺑﺎ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺳﺪﻫﺎﻱ ﻳﺎ ﺍﻭﻝ ﻧﻮﻉ ﺍﺯ ﺟﻬﺎﻥ ﺩﺭ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺳﺪﻫﺎﻱ ﺍﺯ % ﻣﺼﺎﻟﺢ ﺑﻴﺸﺘﺮ ﭘﺬﻳﺮﻱ ﺍﻧﻄﺒﺎﻕ ﭼﻮﻥ ﺩﻻﻳﻠﻲ ﺗﻮﺍﻥ ﻣﻲ ﺳﺪﻫﺎ ﻧﻮﻉ ﺍﻳﻦ ﺍﻧﺘﺨﺎﺏ ﺩﻻﻳﻞ ﻣﻬﻤﺘﺮﻳﻦ ﺍﺯ .ﺑﺎﺷﺪ ﻣﻲ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻭ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﺍﺟﺮﺍﻱ ﻭ ﻛﻨﺘﺮﻝ ﺗﻜﻨﻮﻟﻮژﻱ ﺑﺎﻻﺧﺮﻩ ﻭ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﺑﻮﺩﻥ ﺩﺳﺘﺮﺱ ﺩﺭ ﺑﻴﺸﺘﺮ ،ﺳﺪ ﺳﺎﺧﺘﮕﺎﻩ ﻭ ﺑﺴﺘﺮ ﺑﺎ ﻭﻳﮋﻩ ﺑﻪ ﻭ ﺍﻃﺮﺍﻑ ﻣﺤﻴﻂ ﺑﺎ ﺧﺎﻛﻲ .ﻛﺮﺩ ﺫﻛﺮ ﺭﺍ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺑﻪ ﻧﺴﺒﺖ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺗﺮ ﺳﺎﺩﻩ ﺳﺪﻫﺎﻱ .ﺑﺎﺷﺪ ﻣﻲ ﻣﻮﺟﻮﺩ ﺷﺮﺍﻳﻂ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ،ﺳﺪ ﻧﻮﻉ ﺍﻧﺘﺨﺎﺏ ﺑﻪ ﻧﻴﺎﺯ ﺳﺪ ﻫﺮ ﻃﺮﺍﺣﻲ ﺍﻭﻝ ﻭﻫﻠﻪ ﺩﺭ ،ﺷﺪﻩ ﺩﺍﻩ ﺗﻮﺿﻴﺤﺎﺕ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺷﻜﻞ ﺗﻐﻴﻴﺮ ،ﭘﻲ ﺑﻪ ﺍﻧﺘﻘﺎﻟﻲ ﺗﻨﺶ ،ﺳﺪ ﺳﺎﺧﺘﮕﺎﻩ ﻧﺸﺖ ﻫﻴﺪﺭﻭﻟﻴﻜﻲ ﮔﺮﺍﺩﻳﺎﻥ ،ﺩﺭﻳﺎﭼﻪ ﺗﻮﭘﻮﮔﺮﺍﻓﻲ ،ﻣﺤﻴﻄﻲ ﻣﺨﺘﻠﻒ ﺷﺮﺍﻳﻂ ﻧﻈﺮ ﺍﺯ ﻣﺨﺘﻠﻒ .ﺩﺍﺩ ﺍﻧﺠﺎﻡ ﺑﻬﻴﻨﻪ ﺍﻧﺘﺨﺎﺏ ﻳﻚ ﺗﻮﺍﻥ ﻣﻲ ﻣﻮﺍﺭﺩ ﺍﻳﻦ ﺗﻤﺎﻣﻲ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻭ ﺑﻮﺩﻩ ﻣﺘﻔﺎﻭﺕ ... ﻭ ﭘﻲ ﭘﺬﻳﺮﻱ ﮔﻮﺩ ،ﭘﻲ ﺩﺭ ﭘﺬﻳﺮﻱ :ﺑﺰﺭﮔﻲ ﻧﻈﺮ ﺍﺯ ﺳﺪﻫﺎ ﺑﻨﺪﻱ ﻃﺒﻘﻪ ﻧﺎﻣﻪ ﺁﺋﻴﻦ ﻧﻈﺮ ﺍﺳﺎﺱ ﺑﺮICOLD)International Commission On Large Dam(ﺳﺪﻫﺎﻱ ﺟﻬﺎﻧﻲ ﻛﻤﻴﺴﻴﻮﻥ ﺗﻮﺳﻂ ﻛﻪ ﺍﺯ ﺑﻴﺶ ﺍﺭﺗﻔﺎﻉ ﻛﻪ ﺭﺍ ﺳﺪﻫﺎﻳﻲ ، ﺍﺳﺖ ﮔﺮﺩﻳﺪﻩ ﺗﻨﻈﻴﻢ ﺑﺰﺭگ15ﺍﺭﺗﻔﺎﻉ ﻛﻪ ﺳﺪﻫﺎﻳﻲ ﻫﻤﭽﻨﻴﻦ ﻭ ﺷﻨﺎﺧﺘﻪ ﺑﺰﺭگ ﺳﺪﻫﺎﻱ ﺭﺍ ﺑﺎﺷﻨﺪ ﺩﺍﺷﺘﻪ ﻣﺘﺮ ﻫﺎ ﺁﻥ15-10ﺍﺯ ﺑﻴﺶ ﻇﺮﻓﻴﺖ ﺑﺎ ﺳﺮﺭﻳﺰﻱ ﻳﺎ ﻭ ﺑﺎﺷﺪ ﻣﻜﻌﺐ ﻣﺘﺮ ﻣﻴﻠﻴﻮﻥ ﻳﻚ ﺍﺯ ﺑﻴﺶ ﺁﻧﻬﺎ ﻣﺨﺰﻥ ﺣﺠﻢ ﻭﻟﻲ ،ﺑﻮﺩﻩ ﻣﺘﺮ2000ﻣﻜﻌﺐ ﻣﺘﺮ .ﺷﻨﺎﺳﺪ ﻣﻲ ﺑﺰﺭگ ﺳﺪﻫﺎﻱ ﻋﻨﻮﺍﻥ ﺑﻪ ﻧﻴﺰ ﺭﺍ ﺑﺎﺷﻨﺪ ﺩﺍﺷﺘﻪ ﺛﺎﻧﻴﻪ ﺩﺭ :ﺳﺪﻫﺎ ﻣﻬﻢ ﺟﺎﻧﺒﻲ ﺗﺄﺳﻴﺴﺎﺕ ﻣﻴﺴﺮ ﺷﺪﻩ ﻣﻬﺎﺭ ﺁﺏ ﻛﻨﺘﺮﻝ ﻭ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﺗﺎ ﮔﺮﺩﺩ ﺍﺟﺮﺍ ﻭ ﻃﺮﺍﺣﻲ ﻧﻴﺰ ﺩﻳﮕﺮﻱ ﺗﺄﺳﻴﺴﺎﺕ ﺑﺎﻳﺪ (ﺑﺘﻨﻲ ﭼﻪ ﻭ ﺧﺎﻛﻲ )ﭼﻪ ﺳﺪ ﺑﺪﻧﻪ ﻛﻨﺎﺭ ﺩﺭ ﺩﺭ ﻫﺎ ﺁﻥ ﺍﺟﺮﺍﻱ ﻭ ﻃﺮﺍﺣﻲ ﻛﻪ ﺑﺮﺩ ﻧﺎﻡ ﺳﺪ ﻣﻬﻢ ﺍﻟﻤﺎﻥ ﺩﻭ ﻋﻨﻮﺍﻥ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﺳﺪ ﺁﺑﮕﻴﺮﻫﺎﻱ ﻭ ﺳﺮﺭﻳﺰ ﻣﺜﻞ ﺗﺄﺳﻴﺴﺎﺗﻲ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﮔﺮﺩﺩ .ﺍﺳﺖ ﺿﺮﻭﺭﻱ ﺳﺪﻱ ﻫﺮ ﺗﺄﺳﻴﺴﺎﺕ ﻋﻨﻮﺍﻥ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ... ﻭ ﻫﺎ ﻧﻴﺮﻭﮔﺎﻩ ﻭ ﻣﻬﺎﺭﻱ ﻛﻠﻴﺪﻫﺎﻱ ،ﻫﺎ ﺩﺍﻻﻥ ،ﻫﺎ ﻛﺶ ﺯﻩ ﻣﺜﻞ ﺩﻳﮕﺮﻱ ﺗﺄﺳﻴﺴﺎﺕ ،ﺍﻟﻤﺎﻥ ﺩﻭ ﺍﻳﻦ ﻛﻨﺎﺭ ﺩﺭ ﺗﻮﺿﻴﺤﻲ ﺍﻟﺬﮔﺮ ﻓﻮﻕ ﺗﺄﺳﻴﺴﺎﺕ ﺍﺯ ﻳﻚ ﻫﺮ ﻣﻮﺭﺩ ﺩﺭ ﺷﺪ ﺧﻮﺍﻫﺪ ﺳﻌﻲ ﺍﺩﺍﻣﻪ ﺩﺭ .ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺿﺮﻭﺭﻱ ﺗﺄﺳﻴﺴﺎﺕ ﻭ ﺳﺪ ﺑﺪﻧﻪ ﻛﻨﺎﺭ ﺩﺭ ﻛﻤﻜﻲ .ﺷﻮﺩ ﺩﺍﺩﻩ ﺍﺟﻤﺎﻟﻲ :ﺳﺮﺭﻳﺰﻫﺎﻛﺎﺭ ﺑﻪ ﺷﺮﻭﻉ ،ﺷﻮﺩ ﻣﻲ ﺑﻴﺸﺘﺮ ﻧﺮﻣﺎﻝ ﺣﺪ ﺍﺯ ﺑﻨﺪ ﭘﺸﺖ ﺁﺏ ﺗﺮﺍﺯ ﺳﻄﺢ ﻛﻪ ﺳﻴﻼﺏ ﻫﻨﮕﺎﻡ ﺩﺭ ﻛﻪ ﺑﺎﺷﻨﺪ ﻣﻲ ﺗﺄﺳﻴﺴﺎﺗﻲ ﺳﺮﺭﻳﺰﻫﺎ ﺩﺭ ،ﺍﺳﺖ ﺳﺪﻱ ﻫﺮ ﺿﺮﻭﺭﻱ ﺍﻟﻤﺎﻥ ﻳﻚ ﻫﺎ ﺍﻟﻤﺎﻥ ﺍﻳﻦ ،ﺷﺪ ﮔﻔﺘﻪ ﻛﻪ ﻃﻮﺭﻱ ﻫﻤﺎﻥ .ﺩﻫﻨﺪ ﻣﻲ ﺍﻧﺘﻘﺎﻝ ﺳﺪ ﺩﺭﻳﺎﭼﻪ ﺧﺎﺭﺝ ﺑﻪ ﺭﺍ ﺍﺿﺎﻓﻪ ﺁﺏ ،ﻛﺮﺩﻩ ﺗﻮﺍﻧﺪ ﻣﻲ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻭﻟﻲ ،ﺷﻮﺩ ﻣﻲ ﺍﺣﺪﺍﺙ ﺁﻥ ﺍﺯ ﻓﺎﺻﻠﻪ ﺑﺎ ﻳﺎ ﻭ ﺳﺪ ﺍﺻﻠﻲ ﺑﺪﻧﻪ ﻛﻨﺎﺭ ﺩﺭ ﺍﻱ ﺗﻨﻮﺭﻩ ﻳﺎ ﺟﺎﻧﺒﻲ ﺻﻮﺭﺕ ﺑﻪ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ .ﮔﺮﺩﺩ ﺍﺩﻏﺎﻡ ،ﺁﺑﺮﻳﺰ ﻟﺒﻪ ﻳﻚ ﺻﻮﺭﺕ ﺑﻪ ﺳﺪ ﺍﺻﻠﻲ ﺑﺪﻧﻪ ﺭﻭﻱ ﺑﺮ ﻭﺭﻭﺩﻱ ﺟﺮﻳﺎﻥ ﻛﻨﺘﺮﻝ ﻛﺎﺭ ﻛﻪ ﺍﺳﺖ ﻛﻨﻨﺪﻩ ﻛﻨﺘﺮﻝ ﺁﺳﺘﺎﻧﻪ ﻳﺎ ﻭ ﻛﻨﺘﺮﻝ ﻗﺴﻤﺖ ﻳﻜﻲ .ﺑﺎﺷﻨﺪ ﻣﻲ ﻋﻤﺪﻩ ﻗﺴﻤﺖ ﺩﻭ ﺷﺎﻣﻞ ًﻻﻣﻌﻤﻮ ﺳﺮﺭﻳﺰﻫﺎ ﻛﻨﺘﺮﻝ ﻫﺎﻱ ﺩﺭﻳﭽﻪ ﻛﻤﻚ ﺑﻪ ﻳﺎ ﻭ ﺩﻫﺪ ﺍﻧﺘﻘﺎﻝ ﺑﻌﺪ ﻗﺴﻤﺖ ﺑﻪ ﺭﺍ ﺁﺏ ﺟﺮﻳﺎﻥ ﺑﻼﻓﺎﺻﻠﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﺁﻥ ﺍﺯ ﭘﺲ ﻭ ﺩﺍﺷﺘﻪ ﻋﻬﺪﻩ ﺑﺮ ﺭﺍ ﺳﺮﺭﻳﺰ
9.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ9 ﻣﺼﻨﻮﻋﻲ ﺻﻮﺭﺕ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﻛﻪ ﺩﺍﺭﺩ ﻭﺟﻮﺩ ﺳﺮﺭﻳﺰ ﺁﺑﺮﺍﻫﻪ ،ﻗﺴﻤﺖ ﺍﻳﻦ ﺍﺯ ﭘﺲ ﻭ ﻧﻤﺎﻳﺪ ﻧﮕﻬﺪﺍﺭﻱ ﻭ ﻛﻨﺘﺮﻝ ﺭﺍ ﺳﺮﺭﻳﺰ ﺑﻪ ﻭﺭﻭﺩﻱ ﺟﺮﻳﺎﻥ ﻛﻨﻨﺪﻩ ﺍﺳﺘﻬﻼﻙ ﺗﺄﺳﻴﺴﺎﺕ ﺍﺯ ﺁﺏ ﻓﺸﺎﺭ ﻣﻬﺎﺭ ﺑﺮﺍﻱ ﺍﺳﺖ ﻣﻤﻜﻦ ﻣﺴﻴﺮ ﺍﻳﻦ ﭘﺎﻳﺎﻥ ﺩﺭ ﻭ ﺷﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﻃﺒﻴﻌﻲ ﻣﺴﻴﺮﻫﺎﻱ ﺍﺯ ﻳﺎ ﻭ ﺷﻮﺩ ﺳﺎﺧﺘﻪ ﻋﻨﻮﺍﻥ ﺑﻪ ﺧﺎﻛﻲ ﺳﺮﺭﻳﺰﻫﺎﻱ ﻣﺜﻞ ﺩﻳﮕﺮﻱ ﺳﺮﺭﻳﺰﻫﺎﻱ ﺍﺳﺖ ﻣﻤﻜﻦ ﺳﺮﺭﻳﺰﻫﺎ ﺍﻳﻦ ﻛﻨﺎﺭ ﺩﺭ .ﺷﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﺁﺭﺍﻣﺶ ﻫﺎﻱ ﺣﻮﺿﭽﻪ ﻣﺜﻞ ﺁﺏ ﺍﻧﺮژﻱ .ﮔﺮﺩﺩ ﺍﺟﺮﺍ ﻭ ﻃﺮﺍﺣﻲ ،ﺍﺿﻄﺮﺍﺭﻱ ﻣﻮﺍﻗﻊ ﺩﺭ ﺍﺻﻠﻲ ﺳﺮﺭﻳﺰ ﺑﻪ ﻛﻤﻚ ﺷﻜﻞ12ﺑﺘﻨﻲ ﻭ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻣﺨﺘﻠﻒ ﺳﺮﺭﻳﺰﻫﺎﻱ : :ﺁﺑﮕﻴﺮﻫﺎﻋﻤﻞ ﺍﻳﻦ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﺷﺮﺏ ﻭ ﻛﺸﺎﻭﺭﺯﻱ ﻣﺼﺎﺭﻑ ﺟﻬﺖ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﺍﺯ ﭘﺲ ﻫﺎ ﺁﻥ ﺍﺯ ﺁﺑﮕﻴﺮﻱ ،ﺳﺪﻫﺎ ﺳﺎﺧﺖ ﺍﻫﺪﺍﻑ ﻣﻬﻤﺘﺮﻳﻦ ﺍﺯ ﺟﻬﺖ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ،ﮔﻴﺮﺩ ﻣﻲ ﺻﻮﺭﺕ ﻫﺎ ﺁﻥ ﻭﺍﺑﺴﺘﻪ ﺗﺄﺳﻴﺴﺎﺕ ﻭ ﻛﻨﺘﺮﻝ ﺷﻴﺮﻫﺎﻱ ﻫﻤﺮﺍﻩ ﺑﻪ ﺗﺨﻠﻴﻪ ﻫﺎﻱ ﻟﻮﻟﻪ ﻭ ﻫﺎ ﭘﺴﺘﺎﻧﻚ ﺗﻮﺳﻂ ﺳﺪ ﺑﺪﻧﻪ ﺍﺯ ﺧﺎﺭﺝ ﺩﺭ ﻭ ﺗﺄﺳﻴﺴﺎﺕ ﺍﻳﻦ ﺍﺑﺘﺪﺍﻱ ﺩﺭ ﺁﺑﮕﻴﺮ ﻳﺎ ﻣﻴﺰﺍﻥ ﻫﺎﻱ ﺑﺮﺝ ﻧﺎﻡ ﺑﻪ ﻫﺎﻳﻲ ﺑﺮﺝ ًﻻﻣﻌﻤﻮ ﺗﺄﺳﻴﺴﺎﺕ ﺍﻳﻦ ﺑﻬﺘﺮ ﻛﻨﺘﺮﻝ ﻭ ﺑﺎﺯﺭﺳﻲ .ﺷﻮﺩ ﻣﻲ ﺍﺣﺪﺍﺙ ﺷﻜﻞ13ﻣﺨﺘﻠﻒ ﺳﺪﻫﺎﻱ ﺩﺭ ﺁﺑﮕﻴﺮ : :ﺍﻧﺤﺮﺍﻑ ﻫﺎﻱ ﺗﻮﻧﻞﺧﺸﻚ ًﻼﻛﺎﻣ ﺳﺪ ﺍﺟﺮﺍﻱ ﻣﺤﻞ ﺗﺎ ﺷﻮﺩ ﻣﻨﺤﺮﻑ ﻃﺮﻳﻘﻲ ﺑﻪ ﺭﻭﺩﺧﺎﻧﻪ ﻣﺴﻴﺮ ﺍﺳﺖ ﻻﺯﻡ ،ﺳﺪ ﺑﺪﻧﻪ ﺍﺟﺮﺍﻱ ﺷﺮﻭﻉ ﺍﺯ ﻗﺒﻞ ﻭ ﺷﺪﻩ ﺍﺳﺘﻔﺎﺩﻩ ،ﺷﻮﺩ ﻣﻲ ﺣﻔﺮ ﺳﺪ ﺳﺎﺧﺘﮕﺎﻩ ﻛﻨﺎﺭﻱ ﻫﺎﻱ ﺩﻳﻮﺍﺭﻩ ﺩﺭ ﻛﻪ ﺍﻧﺤﺮﺍﻑ ﻫﺎﻱ ﺗﻮﻧﻞ ﺍﺯ ًﻻﻣﻌﻤﻮ ﺍﻣﺮ ﺍﻳﻦ ﺑﻪ ﻳﺎﺑﻲ ﺩﺳﺖ ﺟﻬﺖ ﻭ ﺑﺎﺷﺪ ﺗﻮﺍﻥ ﻣﻲ ﺷﺪﻩ ﺫﻛﺮ ﻫﺎﻱ ﺗﻮﻧﻞ ﺍﺯ ،ﺳﺪ ﺍﺟﺮﺍﻱ ﺍﺯ ﭘﺲ ﻭ ﻧﮕﺮﺩﺩ ﻣﺸﻜﻞ ﺩﭼﺎﺭ ﺳﺪ ﺑﺪﻧﻪ ﺍﺟﺮﺍﻱ ﻛﺎﺭ ﺗﺎ ﮔﺮﺩﺩ ﻣﻲ ﻣﻨﺘﻘﻞ ﺩﺳﺖ ﭘﺎﻳﻴﻦ ﺑﻪ ﺁﺏ .ﻧﻤﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﺯﻣﺎﻥ ﺩﺭ ﻧﻴﺰ ﻛﻨﻨﺪﻩ ﺗﺨﻠﻴﻪ ﻋﻨﻮﺍﻥ ﺑﻪ
10.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ10 ﺷﻜﻞ14ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﺍﻧﺤﺮﺍﻑ ﻫﺎﻱ ﺗﻮﻧﻞ ﺍﺯ ﻧﻤﺎﻳﻲ : :ﻣﻬﺎﺭﻱ ﻛﻠﻴﺪ ﻳﺎ ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩﺟﻠﻮﮔﻴﺮﻱ ﺟﻬﺖ ﺍﺻﻠﻲ ﺑﺪﻧﻪ ﺯﻳﺮ ﺩﺭ ،ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﻧﻴﺰ ﺳﺪ ﺍﺻﻠﻲ ﺑﺪﻧﻪ ﺍﺯ ﺍﻟﻤﺎﻧﻲ ﺗﻮﺍﻥ ﻣﻲ ﻛﻪ ﺭﺍ ﺍﻟﻤﺎﻥ ﺍﻳﻦ .ﮔﻴﺮﺩ ﻣﻲ ﺭﺍ ﺁﺏ ﻧﻔﻮﺫ ﺟﻠﻮﻱ ﻧﺎﺗﺮﺍﻭﺍ ﭘﺮﺩﻩ ﺻﻮﺭﺕ ﺑﻪ ﻭ ﺷﻮﺩ ﻣﻲ ﺳﺎﺧﺘﻪ ،ﺑﺴﺘﺮ ﺍﺯ ﺁﺏ ﻧﺸﺖ ﺍﺯ :ﻫﺎ ﺩﺍﻻﻥ ﻭ ﺑﺎﺯﺩﻳﺪ ﮔﺎﻟﺮﻱ،ﺑﺘﻦ ﺗﺰﺭﻳﻖ ﻭ ﺑﺎﺯﺩﻳﺪ ﺟﻬﺖ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻭ ﺩﺍﺧﻠﻲ ﺑﺎﺯﺭﺳﻲ ﺍﻣﻜﺎﻥ ﻭ ﺯﻩ ﺍﻧﺘﻘﺎﻝ ﺟﻬﺖ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻭ ﻫﺎ ﺩﺭﻳﭽﻪ ﺟﺎﻳﮕﻴﺮﻱ ﺑﺮﺍﻱ ﻣﻨﺎﺳﺒﻲ ﻣﻜﺎﻥ ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ ﺩﺭ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻫﺎ ﺩﺍﻻﻥ ﺍﻳﻦ .ﮔﺮﺩﺩ ﻣﻲ ﺗﺄﺳﻴﺲ ﻫﺎﻳﻲ ﮔﺎﻟﺮﻱ ﻭ ﻫﺎ ﺩﺍﻻﻥ .ﺷﻮﻧﺪ ﻣﻲ ﻣﺤﺴﻮﺏ ،ﺷﻴﺮﺧﺎﻧﻪ ﻋﻨﻮﺍﻥ ﺑﻪ ﺷﻴﺮﺁﻻﺕ :ﻭﺍﺭﺩﻩ ﺑﺎﺭﻫﺎﻱ ﺍﻧﻮﺍﻉ ﻭ ﺳﺪﻫﺎ ﺑﺎﺭﮔﺬﺍﺭﻱ ﺑﻴﺸﺘﺮﻳﻦ ﻛﻪ ﺑﺎﺷﻨﺪ ﻣﻲ ﺑﺎﺭﻫﺎﻳﻲ ،ﺍﺻﻠﻲ ﺑﺎﺭﻫﺎﻱ .ﻧﻤﻮﺩ ﺗﻘﺴﻴﻢ ﺍﺳﺘﺜﻨﺎﻳﻲ ﻭ ﺛﺎﻧﻮﻳﻪ ،ﺍﺻﻠﻲ ﻛﻠﻲ ﮔﺮﻭﻩ ﺳﻪ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﺳﺪﻫﺎ ﺑﻪ ﻭﺍﺭﺩﻩ ﺑﺎﺭﻫﺎﻱ ﺑﺮﺧﻲ ﺩﺭ ﺗﻨﻬﺎ ﻭ ﺑﻮﺩﻩ ﻛﻤﺘﺮﻱ ﺍﻫﻤﻴﺖ ﺩﺍﺭﺍﻱ ﻛﻪ ﮔﺮﺩﻧﺪ ﻣﻲ ﺍﻃﻼﻕ ﺑﺎﺭﻫﺎﻳﻲ ﺑﻪ ﺛﺎﻧﻮﻳﻪ ﺑﺎﺭﻫﺎﻱ .ﺷﻮﻧﺪ ﻣﻲ ﺷﺎﻣﻞ ﺳﺪﻫﺎ ﺗﻤﺎﻣﻲ ﺩﺭ ﺭﺍ ﺍﻫﻤﻴﺖ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ .ﺩﺍﺭﺩ ﻭﺟﻮﺩ ﺑﺎﺭﻫﺎ ﻧﻮﻉ ﺍﻳﻦ ﺍﻋﻤﺎﻝ ﺑﺮﺍﻱ ﻛﻤﺘﺮﻱ ﻭﻗﻮﻉ ﺍﺣﺘﻤﺎﻝ ،ﺍﺳﺘﺜﻨﺎﻳﻲ ﺑﺎﺭﻫﺎﻱ ﺩﺭ ﺑﺎﻻﺧﺮﻩ ﻭ ﮔﺮﺩﺩ ﭘﺮﺍﻫﻤﻴﺖ ﺗﻮﺍﻧﺪ ﻣﻲ ﻣﻮﺍﺭﺩ ﺷﺪﻩ ﺫﻛﺮ ﺍﻧﻮﺍﻉ ﺍﺯ ﻳﻚ ﻫﺮ ﺩﺭ ﻭﺍﺭﺩﻩ ﺑﺎﺭﻫﺎﻱ ﺍﺯ ﻫﺎﻳﻲ ﻣﺜﺎﻝ ﻋﻨﻮﺍﻥ ﺑﻪ ﺷﺪ ﺧﻮﺍﻫﺪ ﺳﻌﻲ ﺍﺩﺍﻣﻪ ﺩﺭ ﺑﺎﺭﻫﺎ ﺍﻧﻮﺍﻉ ﺑﺮﺍﻱ ﻓﻮﻕ ﺑﻨﺪﻱ ﺩﺳﺘﻪ .ﺷﻮﺩ ﭘﺮﺩﺍﺧﺘﻪ :ﺍﺻﻠﻲ ﻫﺎﻱ ﺑﺎﺭ (ﺍﻟﻒ -:ﺁﺏ ﺑﺎﺭﻗﺎﺑﻞ ﺍﻓﻘﻲ ﻧﻴﺮﻭﻱ ﻳﻚ ﺻﻮﺭﺕ ﺑﻪ ﺁﻥ ﺑﺮﺁﻳﻨﺪ ﻛﻪ ﺷﻮﺩ ﻣﻲ ﻭﺍﺭﺩ ﺳﺪ ﺩﺳﺖ ﺑﺎﻻ ﺳﻄﺢ ﺑﺮ ﻫﻴﺪﺭﻭﺍﺳﺘﺎﺗﻴﻚ ﻓﺸﺎﺭ ﻳﻚ ﺻﻮﺭﺕ ﺑﻪ ﺁﺏ ﺑﺎﺭ ﺑﺮ ﻧﻴﺰ ﻗﺎﺋﻢ ﺑﺮﺁﻳﻨﺪ ﻳﻚ ﺷﺎﻣﻞ ،ﺍﻓﻘﻲ ﺑﺮﺁﻳﻨﺪ ﺑﺮ ﻋﻼﻭﻩ ﻣﺬﻛﻮﺭ ﺑﺮﺁﻳﻨﺪ ،ﺑﺎﺷﺪ ﺷﻴﺐ ﺩﺍﺭﺍﻱ ﺩﺳﺖ ﺑﺎﻻ ﺳﻄﺢ ﻛﻪ ﺻﻮﺭﺗﻲ ﺩﺭ .ﺑﺎﺷﺪ ﻣﻲ ﻣﺤﺎﺳﺒﻪ .ﮔﺮﺩﺩ ﻣﻲ ﻧﻴﺰ ﺩﺳﺖ ﺑﺎﻻ ﺩﺍﺭ ﺷﻴﺐ ﺳﻄﺢ ﺭﻭﻱ -:ﺳﺪ ﺟﺴﻢ ﻭﺯﻥ ﺑﺎﺭﻭﺍﺭﺩ ﺑﺮﺭﺳﻲ ﻣﻮﺭﺩ ﻣﻘﻄﻊ ﺛﻘﻞ ﻣﺮﻛﺰ ﺑﺮ ﻛﻪ ﺍﺳﺖ ﺑﺮﺭﺳﻲ ﻗﺎﺑﻞ ﻗﺎﺋﻢ ﺑﺮﺁﻳﻨﺪ ﺑﺎ ،ﻧﻴﺮﻭ ﻳﻚ ﻋﻨﻮﺍﻥ ﺑﻪ ﻧﻴﺰ ﺟﺴﻢ ﻭﺯﻥ ﺑﺎﺭ .ﮔﺮﺩﺩ ﻣﻲ -:ﺁﺏ ﺯﻩ ﺑﺎﺭﺧﻠﻞ ﺩﺭ ﺁﺏ ﻣﻨﻔﺬﻱ ﻓﺸﺎﺭ ﺍﺯ ﻧﺎﺷﻲ ﻛﻪ ﺁﻳﺪ ﻣﻲ ﻭﺟﻮﺩ ﺑﻪ ﺑﺪﻧﻪ ﺩﺭ ﺁﺏ ﺯﻩ ﺍﺯ ﻧﺎﺷﻲ ﺑﺎﺭ ﻳﻜﺴﺮﻱ ،ﺳﺪ ﺩﺭﻭﻥ ﺑﻪ ﺁﺏ ﻧﺸﺖ ﺩﻟﻴﻞ ﺑﻪ .ﺷﻮﺩ ﻣﻲ ﻭﺍﺭﺩ ﻣﺨﺘﻠﻒ ﻣﻘﺎﻃﻊ ﺑﺮ ﻭﺯﻥ ﺑﺎﺭ ﺧﻼﻑ ﺑﺮ ﻭ ﺑﻮﺩﻩ ﺑﺎﻻ ﻃﺮﻑ ﺑﻪ ،ﺑﺎﺷﺪ ﻣﻲ ﻗﺎﺋﻢ ﺻﻮﺭﺕ ﺑﻪ ﻛﻪ ﺑﺎﺭ ﺍﻳﻦ .ﺑﺎﺷﺪ ﻣﻲ ﻓﺮﺝ ﻭ :ﺛﺎﻧﻮﻳﻪ ﺑﺎﺭﻫﺎﻱ (ﺏ -:ﺭﺳﻮﺏ ﺑﺎﺭﺑﺮ ﺍﻓﻘﻲ ﻧﻴﺮﻭﻱ ﻳﻚ ﻭ ﺷﺪﻩ ﺟﻤﻊ ﺳﺪ ﭘﺸﺖ ﺩﺭ ،ﺩﺭﻳﺎﭼﻪ ﺁﺏ ﺩﺭ ﻣﻮﺟﻮﺩ ﻣﻌﻠﻖ ﻣﻮﺍﺩ ﺍﺯ ﺭﺳﻮﺏ ﻣﻘﺪﺍﺭﻱ ،ﺯﻣﺎﻥ ﮔﺬﺷﺖ ﺍﺛﺮ ﺩﺭ .ﻧﻤﺎﻳﺪ ﻣﻲ ﻭﺍﺭﺩ ﺩﺳﺖ ﺑﺎﻻ ﺳﻄﺢ
11.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ11 -:ﻣﻮﺝ ﻫﻴﺪﺭﻭﺩﻳﻨﺎﻣﻴﻜﻲ ﺑﺎﺭﺳﺪﻫﺎ ﻃﺮﺍﺣﻲ ﺩﺭ ًﻻﻣﻌﻤﻮ ﻭﻟﻲ ،ﺑﺎﺷﺪ ﺍﻫﻤﻴﺖ ﺣﺎﺋﺰ ﺍﺳﺖ ﻣﻤﻜﻦ ﻧﻴﺰ ﺳﺪ ﺑﺪﻧﻪ ﺑﻪ ﻣﻮﺝ ﺿﺮﺑﻪ ﺍﺯ ﻧﺎﺷﻲ ﺑﺎﺭ .ﺷﻮﺩ ﺑﺮﺭﺳﻲ ﺩﺳﺖ ﺑﺎﻻ ﭘﻮﺷﺶ ﺭﻭﻱ ﺑﺮ ﺍﻣﻮﺍﺝ ﺗﺄﺛﻴﺮ ﺗﻨﻬﺎ ﺍﺳﺖ ﻣﻤﻜﻦ -:ﻳﺦ ﺍﺯ ﻧﺎﺷﻲ ﺑﺎﺭ.ﺷﻮﺩ ﻣﻲ ﻭﺍﺭﺩ ﻓﻮﻗﺎﻧﻲ ﻗﺴﻤﺖ ﺩﺭ ﻣﺘﻤﺮﻛﺰ ﺑﺎﺭ ﻳﻚ ﺻﻮﺭﺕ ﺑﻪ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﻧﻈﺮ ﻣﺪ ﺳﺮﺩﺳﻴﺮ ﻣﻨﺎﻃﻖ ﺩﺭ ﺗﻨﻬﺎ ﺑﺎﺭ ﻧﻮﻉ ﺍﻳﻦ -ﺩﻣﺎﻱ ﺗﻐﻴﻴﺮ ﺗﺄﺛﻴﺮ ﺗﺤﺖ ،ﺳﺪ ﺑﺪﻧﻪ ﺣﺠﻤﻲ ﺍﻧﻘﺒﺎﺽ ﻭ ﺍﻧﺒﺴﺎﻁ ﺍﺛﺮ ﺩﺭ ،ﺑﺎﺷﺪ ﻣﻲ ﻣﻄﺮﺡ ﺑﺘﻨﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ًﻻﻣﻌﻤﻮ ﻛﻪ ﺑﺎﺭ ﻧﻮﻉ ﺍﻳﻦ :ﺣﺮﺍﺭﺗﻲ ﺑﺎﺭ .ﺁﻳﺪ ﻣﻲ ﻭﺟﻮﺩ ﺑﻪ ﺳﻴﻤﺎﻥ ﺁﺑﮕﻴﺮﻱ ﻓﺮﺁﻳﻨﺪ ﺍﺯ ﻧﺎﺷﻲ ﺩﻣﺎﻱ ﻳﺎ ﻭ ﻣﺤﻴﻂ -:ﺍﻧﺪﺭﻛﻨﺸﻲ ﺍﺛﺮﺍﺕ.ﺑﺎﺷﺪ ﻣﻲ ﺁﻥ ﭘﻲ ﻭ ﺳﺪ ﻳﻜﻨﻮﺍﺧﺖ ﻏﻴﺮ ﻫﺎﻱ ﺷﻜﻞ ﺗﻐﻴﻴﺮ ﻭ ﺳﺪ ﺑﺪﻧﻪ ﻧﺴﺒﻲ ﺳﺨﺘﻲ ﺍﺯ ﻧﺎﺷﻲ ﺑﻴﺸﺘﺮ ﺑﺎﺭ ﺍﻳﻦ -:ﮔﺎﻫﻲ ﺗﻜﻴﻪ ﻫﻴﺪﺭﻭﺍﺳﺘﺎﺗﻴﻚ ﺑﺎﺭﺑﺴﺘﺮ ﺳﻨﮓ ﺗﻮﺩﻩ ﺩﺭ ﺩﺭﻭﻧﻲ ﺯﻩ ﺑﺎﺭ ،ﺑﺎﺷﺪ ﻣﻲ ﻣﻄﺮﺡ ﮔﻨﺒﺪﻱ ﻭ ﻗﻮﺳﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﺑﻴﺸﺘﺮ ﻛﻪ ﺑﺎﺭ ﺍﻳﻦ .ﺑﺎﺷﺪ ﻣﻲ :ﺍﺳﺘﺜﻨﺎﻳﻲ ﺑﺎﺭﻫﺎﻱ (ﺝ -:ﻟﺮﺯﻩ ﺯﻣﻴﻦ ﺑﺎﺭﮔﻴﺮﺩ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﻮﺭﺩ ﻳﻜﺪﻳﮕﺮ ﺑﺎ ﺩﺭﻳﺎﭼﻪ ﺁﺏ ﻭ ﺳﺪ ﺑﺪﻧﻪ ﺍﻓﻘﻲ ﻭ ﻗﺎﺋﻢ ﺍﻳﻨﺮﺳﻲ ﺑﺎﺭﻫﺎﻱ ﻣﺸﺘﺮﻙ ﺗﺄﺛﻴﺮ ﺑﺮﺭﺳﻲ ﺑﺎ ﺑﺎﻳﺪ ﺑﺎﺭ ﺍﻳﻦ .ﮔﺮﺩﺩ ﻣﻲ ﻛﻤﺘﺮ ﻳﺎ ﺑﻴﺸﺘﺮ ﺗﺪﺍﺧﻞ ﺍﺛﺮ ﺩﺭ ﻫﺎ ﺁﻥ ﺗﺄﺛﻴﺮ ﻛﻪ -:ﺗﻜﻨﻮﺗﻴﻜﻲ ﺍﺛﺮﺍﺕﺍﺛﺮ ﺩﺭ ﻭ ﺁﻣﺪﻩ ﻭﺟﻮﺩ ﺑﻪ ﺭﻳﺨﺘﮕﻲ ﺑﻬﻢ ﻳﺎ ﺷﺪﻥ ﺍﺷﺒﺎﻉ ﺍﺳﺖ ﻣﻤﻜﻦ ﺳﻨﮕﻲ ﺑﺴﺘﺮ ﺩﺭ ﻋﻤﻴﻖ ﻫﺎﻱ ﮔﻮﺩﺑﺮﺩﺍﺭﻱ ﺍﺛﺮ ﺩﺭ .ﮔﺮﺩﺩ ﺍﻋﻤﺎﻝ ﺑﺪﻧﻪ ﺑﺎﺭ ﻳﻜﺴﺮﻱ ،ﺗﻜﻨﻮﺗﻴﻜﻲ ﺁﻫﺴﺘﻪ ﻫﺎﻱ ﺣﺮﻛﺖ :ﺳﺎﺧﺘﮕﺎﻩ ﺍﺭﺯﻳﺎﺑﻲ ﻭ ﺳﺪ ﺍﺣﺪﺍﺙ ﻣﺤﻞ ﺍﻭﻟﻴﻪ ﻣﻄﺎﻟﻌﺎﺕ ﻣﻮﺟﻮﺩ ﺁﺏ ﺑﻠﻨﺪﺍﻱ ،ﺫﺧﻴﺮﻩ ﺣﺠﻢ ،ﺁﺑﺮﻳﺰ ﺣﻮﺯﻩ ﻫﻴﺪﺭﻭﻟﻮژﻱ ﭼﻮﻥ ﺩﻳﮕﺮﻱ ﻣﻮﺍﺭﺩ ﻭ ﺳﺪ ﻧﻮﻉ ﺍﻧﺘﺨﺎﺏ ﺑﺮﺍﻱ ﺷﺪﻩ ﺫﻛﺮ ﭘﺎﺭﺍﻣﺘﺮﻫﺎﻱ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻧﻮﻉ ﺍﻧﺘﺨﺎﺏ ﺑﺎ ﻭ ﺍﻧﺘﺨﺎﺏ ﺭﺍ ﺑﻬﻴﻨﻪ ﻣﺤﻞ ﺍﺳﺎﺳﻲ ﻭ ﺩﻗﻴﻖ ﻣﻄﺎﻟﻌﺎﺕ ﺑﺎ ﺑﺎﻳﺪ ﻛﻪ ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﺪ ﺳﺪ ﺍﺣﺪﺍﺙ ﺑﺮﺍﻱ ﻣﺤﻞ ﭼﻨﺪ ﺍﺳﺖ ﻣﻤﻜﻦ ... ﻭ .ﻧﻤﻮﺩ ﺁﻏﺎﺯ ﺭﺍ ﺑﻌﺪﻱ ﻣﺮﺍﺣﻞ ،ﺳﺪ ﻭ ﻫﺎ ﺑﺮﺩﺍﺭﻱ ﺩﺍﺩﻩ ،ﻫﺎ ﺑﺮﺩﺍﺭﻱ ﻧﻤﻮﻧﻪ ﺍﻧﺠﺎﻡ ﺟﻬﺖ ﻃﻮﻻﻧﻲ ﺯﻣﺎﻥ ﺑﻪ ﻧﻴﺎﺯ ،ﺑﺎﺷﺪ ﻣﻲ ﺍﻭﻟﻴﻪ ﻛﺎﺭﺷﻨﺎﺳﻲ ﻣﺮﺣﻠﻪ ﻛﻪ ﻣﻄﺎﻟﻌﺎﺗﻲ ﻣﺮﺣﻠﻪ ﺍﻭﻟﻴﻦ ﺩﺭ ﻫﻴﺪﺭﻭﻟﻮژﻳﻚ ﻭ ﺳﺎﺧﺘﻲ ﺯﻣﻴﻦ ،ﺗﻮﭘﻮﮔﺮﺍﻓﻴﻚ ﻫﺎﻱ ﺑﺮﺭﺳﻲ ،ﺍﻃﻼﻋﺎﺕ ﺁﻭﺭﻱ ﺟﻤﻊ ﺍﻳﻦ ﺩﺭ ﺍﺻﻠﻲ ﻫﺪﻑ ﻭ ﺑﺎﺷﺪ ﻣﻲ ﻣﺨﺘﻠﻒ ﺁﺯﻣﺎﻳﺸﺎﺕ ﺍﻧﺠﺎﻡ ،ﺍﺳﺖ ﺷﺪﻩ ﺗﻬﻴﻪ ًﻼﻗﺒ ﻣﺮﺑﻮﻃﻪ ﻫﺎﻱ ﻣﻘﻴﺎﺱ ﺑﺎ ﻛﻪ ﺩﻳﮕﺮﻱ ﻫﺎﻱ ﻧﻘﺸﻪ ﻳﺎ ﻭ ﻫﻮﺍﻳﻲ ﻫﺎﻱ ﻧﻘﺸﻪ ﻛﻤﻚ ﺑﻪ ﺍﺑﺘﺪﺍ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﺩﺭ .ﺍﺳﺖ ﻫﺎﻱ ﻣﻘﻴﺎﺱ ﺩﺭ ﺍﺳﺖ ﻣﻤﻜﻦ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻫﻮﺍﻳﻲ ﻫﺎﻱ ﻧﻘﺸﻪ ﻛﻪ ﻧﻤﻮﺩ ﺁﻏﺎﺯ ﺭﺍ ﺗﺮ ﺩﻗﻴﻖ ﻫﺎﻱ ﺑﺮﺭﺳﻲ ﻭ ﺗﺤﻠﻴﻞﺷﺪﻩ ﺗﻬﻴﻪ ﺑﺰﺭﮔﺘﺮ ﻳﺎ ﺍﺭﺯﻳﺎﺑﻲ ﻣﻮﺭﺩ ﺭﺍ ﻣﻨﻄﻘﻪ ﺩﺭ ﻃﺮﺡ ﭘﺬﻳﺮﻱ ﺍﻣﻜﺎﻥ ﻭ ﭘﺮﺩﺍﺧﺘﻪ ﮔﻴﺮﻱ ﻧﺘﻴﺠﻪ ﺑﻪ ﺩﻗﻴﻖ ﺗﺤﻠﻴﻞ ﺑﺎ ﻛﺎﺭﺷﻨﺎﺳﺎﻥ ،ﺷﻨﺎﺳﺎﻳﻲ ﻣﺮﺣﻠﻪ ﭘﺎﻳﺎﻥ ﺩﺭ .ﺑﺎﺷﺪ .ﺩﻫﻨﺪ ﻣﻲ ﻗﺮﺍﺭ ﻣﻮﺭﺩ ﻣﺨﺰﻥ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﺣﺠﻢ ﻭ ﺑﻨﺪﻱ ﺁﺏ ،ﻳﻜﭙﺎﺭﭼﮕﻲ ،ﺳﺪ ﻣﺨﺰﻥ ﺑﻪ ﻣﺮﺑﻮﻁ ﺩﻗﻴﻖ ﺗﻮﭘﻮﮔﺮﺍﻓﻴﻚ ﻫﺎﻱ ﻧﻘﺸﻪ ﻛﻤﻚ ﺑﺎ ﻣﺮﺣﻠﻪ ﺍﻳﻦ ﺍﺯ ﭘﺲ ﻧﻴﺰ ﺑﺮﺩﺍﺭ ﻫﺰﻳﻨﻪ ًﺎﻧﺴﺒﺘ ﻭ ﺑﻮﺩﻩ ﺍﻭﻟﻴﻪ ﻣﻄﺎﻟﻌﺎﺕ ﻣﻬﻤﺘﺮﻳﻦ ﺍﺯ ﻳﻜﻲ ﺳﺪ ﺳﺎﺧﺘﮕﺎﻩ ﺭﻭﻱ ﺑﺮ ﺩﻗﻴﻖ ﻣﻄﺎﻟﻌﻪ ﻭ ﺑﺮﺭﺳﻲ .ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺑﺮﺭﺳﻲ ﺗﺎ ﻣﺮﺣﻠﻪ ﺍﻳﻦ ﻫﺰﻳﻨﻪ ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ .ﺑﺎﺷﺪ ﻣﻲ5ﺍﺯ ﺷﺪﻩ ﺑﺮﺩﺍﺷﺘﻪ ﻫﺎﻱ ﻧﻤﻮﻧﻪ ﺭﻭﻱ ﺑﺮ ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﺁﺯﻣﺎﻳﺶ .ﺭﺳﺪ ﻣﻲ ﻧﻴﺰ ﻃﺮﺡ ﻛﻞ ﻫﺰﻳﻨﻪ % ﺍﺯ ﻧﺎﻣﻨﺎﺳﺐ ﻭ ﻫﻮﺍﺯﺩﻩ ﺳﻨﮓ ﻋﻤﻖ ﺑﺮﺭﺳﻲ ﻧﻴﺰ ﻭ ﭘﺬﻳﺮﻱ ﺷﻜﻞ ﺗﻐﻴﻴﺮ ﻭ ﻣﻘﺎﻭﻣﺖ ،ﺗﺮﺍﻭﺍﻳﻲ ﺿﺮﻳﺐ ﺟﻤﻠﻪ ﺍﺯ ،ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﻋﻤﻖ ﺩﺭ ﺑﺴﺘﺮ ،ﺑﺎﺭﺑﺮﻱ ﻇﺮﻓﻴﺖ ،ﭘﺎﻳﺪﺍﺭﻱ ﻛﻤﻚ ﺑﺎ ﭘﻲ ﺷﺎﻳﺴﺘﮕﻲ ﻭ ﺑﻮﺩﻥ ﻣﻨﺎﺳﺐ ،ﻣﺮﺑﻮﻃﻪ ﺁﺯﻣﺎﻳﺸﺎﺕ ﺍﻧﺠﺎﻡ ﺍﺯ ﭘﺲ .ﺑﺎﺷﺪ ﻣﻲ ﻣﻄﺎﻟﻌﻪ ﺍﻳﻦ ﻣﺮﺍﺣﻞ ﻣﻬﻤﺘﺮﻳﻦ ﻣﺼﺎﻟﺢ ﻭ ﺑﺴﺘﺮ ﺳﺎﺯﻱ ﺁﻣﺎﺩﻩ ﻫﺎﻱ ﻫﺰﻳﻨﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ،ﻧﻴﺰ ﺍﻗﺘﺼﺎﺩﻱ ﻧﻈﺮ ﺍﺯ ﻭ ﺑﺎﺷﺪ ﻣﻲ ﺗﻌﻴﻴﻦ ﻗﺎﺑﻞ ﻣﺆﺛﺮ ﻧﺎﺗﺮﺍﻭﺍﻳﻲ ﻭ ﭘﺬﻳﺮﻱ ﺷﻜﻞ ﺗﻐﻴﻴﺮ .ﮔﺮﺩﺩ ﻣﻲ ﺑﺮﺁﻭﺭﺩ ﻗﺎﺑﻞ ﻧﻴﺰ ﻣﺤﻠﻲ ﻣﺤﺪﻭﺩﻳﺖ ﻳﺎ ﺩﺳﺘﺮﺳﻲ ﺭﺍﻩ ﺍﻳﺠﺎﺩ ﻧﻈﺮ ﺍﺯ ﻃﺮﺡ ﺑﻮﺩﻥ ﻣﻨﺎﺳﺐ ﻭ ﺑﻮﺩﻩ ﺑﺮﺭﺳﻲ ﻗﺎﺑﻞ ،ﻧﻴﺰ ﻣﺼﺮﻓﻲ ﺳﺎﺧﺘﻤﺎﻧﻲ ﺍﺭﺗﻔﺎﻉ ﻓﺮﺽ ﺑﺎ ،ﻛﻨﻴﻢ ﻣﺸﺨﺺ ﺭﺍ ﺳﺎﺧﺘﮕﺎﻩ ﺭﻭﻱ ﺑﺮ ﺻﺤﺮﺍﻳﻲ ﻫﺎﻱ ﻛﺎﻭﺵ ﺍﻧﺠﺎﻡ ﺑﺮﺍﻱ ﻣﺤﺪﻭﺩﻩ ﻳﻚ ﺑﺨﻮﺍﻫﻴﻢ ﺗﻘﺮﻳﺒﻲ ﺻﻮﺭﺕ ﺑﻪ ﺍﮔﺮHﺑﺮﺍﻱ :ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺯﻳﺮ ﺻﻮﺭﺕ ﺑﻪ ﺭﺍ ﺩﻗﻴﻖ ﺑﺮﺭﺳﻴﻬﺎﻱ ﻣﺤﺪﻭﺩﻩ ﺗﻮﺍﻥ ﻣﻲ ﺷﺪ ﺧﻮﺍﻫﺪ ﺳﺎﺧﺘﻪ ﻛﻪ ﺳﺪﻱ ﺑﺴﻴﺎﺭ ﻫﺎﻱ ﻛﺎﻭﺵ ،ﺳﺪ ﺗﺎﺝ ﺯﻳﺮ ﻧﻴﺰ ﻭ ﺳﺪ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻱ ﺩﺭ ﻭﻳﮋﻩ ﺑﻪ ﻭ ﺳﺎﺧﺘﮕﺎﻩ ﺍﺯ ﻛﻮﭼﻜﺘﺮ ﻣﺤﺪﻭﺩﻩ ﻳﻚ ﺩﺭ ﺑﺎﻳﺪ ،ﻛﺎﻭﺵ ﺑﻌﺪﻱ ﻣﺮﺣﻠﻪ ﺩﺭ ﺁﺯﻣﺎﻳﺸﺎﺕ ﻭ ﻫﺎ ﺣﻔﺎﺭﻱ ﻧﻴﺰ ﺳﺪ ﻣﺨﺰﻥ ﻣﺤﻞ ﺩﺭ ﺳﭙﺲ ﻭ ﮔﻴﺮﺩ ﺍﻧﺠﺎﻡ ﻋﻤﻴﻘﻲ ﺑﺴﻴﺎﺭ ﻫﺎﻱ ﺑﺮﺩﺍﺭﻱ ﮔﻤﺎﻧﻪ ﻭ ﻫﺎ ﺣﻔﺎﺭﻱ ﻫﻤﺮﺍﻩ ﺑﻪ ﺗﺮ ﺩﻗﻴﻖ .ﮔﺮﺩﺩ ﺁﻏﺎﺯ ﻣﺮﺑﻮﻃﻪ
12.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ12 ﺷﻜﻞ15ﺳﺪ ﺳﺎﺧﺘﮕﺎﻩ ﺯﻳﺮ ﺩﺭ ﺻﺤﺮﺍﺋﻲ ﺩﻗﻴﻖ ﻛﺎﻭﺷﻬﺎﻱ ﻣﺤﺪﻭﺩﻩ : ﺍﻧﺠﺎﻡ ﻣﺨﺘﻠﻒ ﻧﻘﺎﻁ ﺩﺭ ﻣﻨﻔﺬﻱ ﺁﺏ ﻓﺸﺎﺭ ،ﺍﺳﺘﺎﻧﺪﺍﺭﺩ ﻫﺎﻱ ﺣﻔﺎﺭﻱ ﺍﻧﺠﺎﻡ ﺑﺎ ﺑﺎﻳﺪ ﺍﻭﻝ ﻭﻫﻠﻪ ﺩﺭ ﺳﺪ ﻣﺨﺰﻥ ﺑﻪ ﻣﺮﺑﻮﻁ ﻫﺎﻱ ﻛﺎﻭﺵ ﻣﻮﺭﺩ ﺩﺭ ﻓﺸﺎﺭ ﻫﻢ ﺧﻄﻮﻁ ﻛﻪ ﺍﻳﺰﻭﭘﻴﺰ ﺑﻪ ﻣﻮﺳﻮﻡ ﺧﻄﻮﻃﻲ ،ﭘﻴﺰﻭﻣﺘﺮﻳﻚ ﻫﺎﻱ ﭼﺎﻩ ﺑﻪ ﻣﺮﺑﻮﻁ ﺁﻣﺪﻩ ﺑﺪﺳﺖ ﻓﺸﺎﺭﻫﺎﻱ ﻭ ﺑﻨﺪﻱ ﻣﺜﻠﺚ ﺭﻭﺵ ﺑﺎ ﻭ ﮔﺮﻓﺘﻪ ﺁﺯﻣﺎﻳﺸﺎﺕ ﺟﻤﻠﻪ ﺍﺯ ﻣﺨﺘﻠﻔﻲ ﺁﺯﻣﺎﻳﺸﺎﺕ ﻭ ﺷﺪﻩ ﺑﺮﺩﺍﺭﻱ ﻧﻤﻮﻧﻪ ﻧﻘﺎﻁ ﺗﻤﺎﻣﻲ ﺍﺯ ﻛﻪ ﺍﺳﺖ ﻻﺯﻡ ﺑﻌﺪ ﻣﺮﺣﻠﻪ ﺩﺭ .ﻧﻤﻮﺩ ﺭﺳﻢ ﺭﺍ ﺑﺎﺷﻨﺪ ﻣﻲ ﺁﺏ ،ﺧﺎﻙ ﺟﻨﺲ ،ﺍﺗﺮﺑﺮگ ﺣﺪﻭﺩSPTﺍﻟﻚ ﺍﺯ ﻋﺒﻮﺭﻱ ﺩﺭﺻﺪ ،(ﺍﺳﺘﺎﻧﺪﺍﺭﺩ )ﻧﻔﻮﺫ#200ﺑﺪﺳﺖ ﺍﻃﻼﻋﺎﺕ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺳﭙﺲ ﻭ ﮔﺮﻓﺘﻪ ﺍﻧﺠﺎﻡ ... ﻭ .ﮔﺮﺩﺩ ﺗﺮﺳﻴﻢ ﻭ ﺗﻬﻴﻪ ،ﺳﺪ ﻣﺨﺰﻥ ﻣﺤﻞ ﻭ ﮔﺮﻓﺘﻪ ﺍﻧﺠﺎﻡ ﺁﺯﻣﺎﻳﺸﺎﺕ ﺍﺯ ﻳﻚ ﻫﺮ ﻧﺘﺎﻳﺞ ﻣﻮﺭﺩ ﺩﺭ ﺷﺪﻩ ﺑﻨﺪﻱ ﺯﻭﻥ ﻫﺎﻱ ﻧﻘﺸﻪ ،ﺁﻣﺪﻩ :ﺍﺯ ﻋﺒﺎﺭﺗﻨﺪ ﻛﻪ ﺷﻮﺩ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﻣﻬﻢ ﻧﻜﺘﻪ ﭼﻨﺪ ﺑﺎﻳﺪ ﻧﻴﺰ ﺳﺪ ﺍﺣﺪﺍﺙ ﻣﺤﻞ ژﺋﻮﺗﻜﻨﻴﻜﻲ ﻭﺿﻌﻴﺖ ﻣﻮﺭﺩ ﺩﺭ :ﻫﺎ ﺩﻳﻮﺍﺭﻩ ﺳﻨﮕﻲ ﻫﺎﻱ ﻻﻳﻪ ﺷﻴﺐ،ﺑﺎﺷﺪ ﺑﺎﻻ ﻃﺮﻑ ﺑﻪ ﺍﮔﺮ ﻭ ﺩﺍﺷﺘﻪ ﻭﺟﻮﺩ ﻟﻐﺰﺵ ﺍﻣﻜﺎﻥ ،ﺑﺎﺷﺪ ﻣﺨﺰﻥ ﻃﺮﻑ ﺑﻪ ﺳﻨﮕﻲ ﻫﺎﻱ ﻻﻳﻪ ﺷﻴﺐ ﺍﮔﺮ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﺩﻗﻴﻖ ﺑﺮﺭﺳﻲ ﻣﻮﺭﺩ ﺣﺎﻝ ﻫﺮ ﺩﺭ ﺑﺎﻳﺪ ﻛﻪ ﺩﺍﺷﺖ ﺧﻮﺍﻫﺪ ﻭﺟﻮﺩ ﺁﺏ ﻧﺸﺖ ﺍﻣﻜﺎﻥ ﺷﻜﻞ16ﺳﺪ ﻣﺨﺰﻥ ﺩﺭ ﺳﻨﮕﻲ ﻫﺎﻱ ﻻﻳﻪ ﺷﻴﺐ ﻭﺿﻌﻴﺖ : :ﻫﺎ ﮔﺴﻞ ﻭ ﻫﺎ ﺳﻨﮓ ﺧﺮﺩﺷﺪﮔﻲ ﺑﺮﺭﺳﻲﺍﻧﺠﺎﻡ ﺩﻗﻴﻘﻲ ﻫﺎﻱ ﺑﺮﺭﺳﻲ ﺑﺎﻳﺪ (ﻣﻌﻜﻮﺱ ﻳﺎ )ﻧﺮﻣﺎﻝ ﺁﻥ ﻧﻮﻉ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﮔﺴﻞ ﻭﺟﻮﺩ ﺻﻮﺭﺕ ﺩﺭ .ﮔﻴﺮﺩ ﺻﻮﺭﺕ ﻣﻨﺎﺳﺐ ﮔﻴﺮﻱ ﺗﺼﻤﻴﻢ ﺑﺎﻳﺪ ﮔﺴﻞ ﺷﻴﺐ ﺯﺍﻭﻳﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻭ ﮔﻴﺮﺩ :ﻫﺎ ﺧﻮﺭﺩﮔﻲ ﭼﻴﻦ ﺭﻭﻱ ﺑﺮ ﺳﺪ ﺍﺣﺪﺍﺙ ﻣﺤﻞ ﻭ ﺩﺭﻩ ﺷﻜﻞﺣﺎﺋﺰ ﺳﺪ ﻧﻮﻉ ﺍﻧﺘﺨﺎﺏ ﻧﻈﺮ ﺍﺯ ﺩﺭﻩ ﺷﻜﻞ ،ﺷﺪ ﮔﻔﺘﻪ ﻧﻴﺰ ًﻼﻗﺒ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ ﺩﺍﺷﺘﻪ ﺭﺍ ﺳﺪ ﺑﺪﻧﻪ ﺑﺎ ﻛﺎﻓﻲ ﮔﻴﺮﺩﺍﺭﻱ ﺑﺮﺍﻱ ﻣﻨﺎﺳﺐ ﺷﺮﺍﻳﻂ ﺑﺎﻳﺪ ﻓﻮﻕ ﻣﻮﺭﺩ ﺑﺮ ﻋﻼﻭﻩ ﺩﺭﻩ ﺷﻜﻞ ﻛﻪ ﻛﺮﺩ ﺍﺿﺎﻓﻪ ﺑﺎﻳﺪ ﺍﻳﻨﺠﺎ ﺩﺭ .ﺑﺎﺷﺪ ﻣﻲ ﺍﻫﻤﻴﺖ ﺍﺛﺮ ﺩﺭ ﺧﻮﺭﺩﮔﻲ ﭼﻴﻦ ﺭﻭﻱ ﺑﺮ ﻣﻮﺟﻮﺩ ﺩﺭﻩ ﻣﺤﻞ ﻛﻪ ﻛﺮﺩ ﺩﻗﺖ ﺑﺎﻳﺪ ،ﺑﺎﺷﺪ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺧﻮﺭﺩﮔﻲ ﭼﻴﻦ ﺭﻭﻱ ﺑﺮ ﺳﺪ ﻛﻪ ﻣﻮﺍﺭﺩﻱ ﺩﺭ ﻭ ﻧﺸﺖ ﺍﻣﻜﺎﻥ ،ﺧﻮﺭﺩﮔﻲ ﭼﻴﻦ ﻫﺎﻱ ﻻﻳﻪ ﺑﻴﻦ ﺩﺍﺧﻠﻲ ﻧﻴﺮﻭﻫﺎﻱ ﻋﻠﺖ ﺑﻪ ﺣﺎﻟﺖ ﺍﻳﻦ ﺩﺭ ﻛﻪ ﭼﺮﺍ ،ﺑﺎﺷﺪ ﻧﻴﺎﻣﺪﻩ ﻭﺟﻮﺩ ﺑﻪ ﻃﺎﻗﺪﻳﺲ ﺩﺭ ﻓﺮﺳﺎﻳﺶ .ﺁﻣﺪ ﻧﺨﻮﺍﻫﺪ ﻭﺟﻮﺩ ﺑﻪ ﻣﺸﻜﻠﻲ ﻭ ﺑﻮﺩ ﺧﻮﺍﻫﺪ ﺣﺎﻟﺖ ﺑﻬﺘﺮﻳﻦ ،ﺑﺎﺷﺪ ﻧﺎﻭﺩﻳﺲ ﻣﺤﻞ ﺩﺭ ﺩﺭﻩ ﻛﻪ ﺣﺎﻟﻲ ﺩﺭ ،ﺩﺍﺭﺩ ﻭﺟﻮﺩ ﺁﺏ ﻓﺮﺍﻭﺍﻥ ﺷﻜﻞ17ﻫﺎ ﺧﻮﺭﺩﮔﻲ ﭼﻴﻦ ﺭﻭﻱ ﺑﺮ ﺩﺭﻩ ﺷﻜﻞ ﻭﺿﻌﻴﺖ : ﺑﺪﻧﻪ 2H 2H 4H4H
13.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ13 :ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻭ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻃﺮﺍﺣﻲ .ﺷﻮﻧﺪ ﻣﻲ ﺗﻘﺴﻴﻢ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﻭ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻛﻠﻲ ﺩﺳﺘﻪ ﺩﻭ ﺑﻪ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﺑﺎ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺳﺪﻫﺎﻱ ،ﺷﺪ ﮔﻔﺘﻪ ﻧﻴﺰ ًﻼﻗﺒ ﻛﻪ ﻫﻤﺎﻧﻄﻮﺭ ﺣﺎﻟﺖ ﺩﺭ ﻛﻪ ﻛﺮﺩ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ (ﺩﺍﺭ ﻏﻴﺮﻫﻤﮕﻦ)ﻫﺴﺘﻪ ﻭ ﻫﻤﮕﻦ ﺩﺳﺘﻪ ﺩﻭ ﺑﻪ ﺭﺍ ﺳﺪﻫﺎ ﺍﻳﻦ ﺗﻮﺍﻥ ﻣﻲ ﻧﻴﺰ ﻣﺨﺘﻠﻒ ﻣﺼﺎﻟﺢ ﺍﺳﺘﻔﺎﺩﻩ ﻧﺤﻮﻩ ﻧﻈﺮ ﺍﺯ ﺗﻮﺳﻂ ﺑﺎﻳﺴﺖ ﻣﻲ ﺳﺪ ﺑﻪ ﺁﺏ ﻧﻔﻮﺫ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻭ ﺑﺎﺷﺪ ﻣﻲ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﻧﻮﻉ ﺩﺭ ﻳﻜﻨﻮﺍﺧﺘﻲ ﺩﺍﺭﺍﻱ ﺳﺪ ﺑﺪﻧﻪ ﮔﻔﺖ ﺗﻮﺍﻥ ﻣﻲ ًﺎﺗﻘﺮﻳﺒ ﺍﻭﻝ ﺩﺭ ﺷﺪﻩ ﺍﺟﺮﺍ ﻫﺴﺘﻪ ،ﻣﻮﺍﺭﺩ ﺍﻳﻦ ﻣﻬﻤﺘﺮﻳﻦ ﻛﻪ ﺑﻮﺩﻩ ﮔﻮﻧﺎﮔﻮﻧﻲ ﺩﺍﺭﺍﻱ ﻣﺼﺎﻟﺢ ﻣﻮﺍﺭﺩﻱ ﺩﺭ ﺩﻭﻡ ﻧﻮﻉ ﺩﺭ .ﮔﻴﺮﺩ ﺻﻮﺭﺕ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ ﻏﺸﺎء ﻳﻚ .ﮔﺮﺩﺩ ﺟﻠﻮﮔﻴﺮﻱ ﺁﺏ ﻧﻔﻮﺫ ﺍﺯ ﺗﺎ ﺷﻮﺩ ﻣﻲ ﺗﺸﻜﻴﻞ ﺗﺮﻱ ﺭﻳﺰﺩﺍﻧﻪ ﻣﺼﺎﻟﺢ ﺍﺯ ﻣﺮﺑﻮﻃﻪ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﺩﺍﺭ ﻫﺴﺘﻪ ﺳﺪﻫﺎﻱ ﺷﻜﻞ18ﺷﻜﻞ ﺭﺳﻲ ﻫﺴﺘﻪ ﺑﺎ ﻫﻤﮕﻦ ﻏﻴﺮ ﺳﺪﻫﺎﻱ ﻛﻠﻲ ﻣﻘﻄﻊ :19ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ ﻏﺸﺎء ﺑﺎ ﻫﻤﮕﻦ ﺳﺪﻫﺎﻱ ﻛﻠﻲ ﻣﻘﻄﻊ : ﺷﻜﻞ20ﺭﺳﻲ ﻫﺴﺘﻪ ﺑﺎ ﺧﺎﻛﻲ ﺳﺪ ﻳﻚ ﻣﻘﻄﻊ ﺍﺯ ﺍﻱ ﻧﻤﻮﻧﻪ : ﺫﻳﻞ ﺷﺮﺡ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﻣﻨﻈﺮ ﺳﺪ ﺍﺻﻠﻲ ﺍﺟﺰﺍء ﻋﻨﻮﺍﻥ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﻫﺎ ﻃﺮﺍﺣﻲ ﺩﺭ ًﺎﻋﻤﺪﺗ ﻛﻪ ﺧﺎﻛﻲ ﺳﺪ ﻳﻚ ﻣﻬﻢ ﺑﺨﺸﻬﺎﻱ :ﻧﻤﻮﺩ ﻣﻌﺮﻓﻲ ) ﻫﺴﺘﻪCore:(ﻭ ﺷﺪﻩ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﺁﺏ ﺟﺮﻳﺎﻥ ﺑﺮﺍﺑﺮ ﺩﺭ ﻧﺎﭘﺬﻳﺮ ﻧﻔﻮﺫ ﻋﻀﻮ ﻳﻚ ﻋﻨﻮﺍﻥ ﺑﻪ ﺩﺍﺭ ﻫﺴﺘﻪ ﻭ ﻫﻤﮕﻦ ﻏﻴﺮ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ .ﮔﺮﺩﺩ ﺍﺟﺮﺍ ﻣﺎﻳﻞ ﻳﺎ ﻭ ﻗﺎﺋﻢ ﺻﻮﺭﺕ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ) ﭘﻮﺳﺘﻪShell:(.ﮔﺮﺩﺩ ﺗﺸﻜﻴﻞ ﺩﻳﮕﺮ ﻣﺨﺘﻠﻒ ﻣﺼﺎﻟﺢ ﭼﻨﺪﻳﻦ ﻳﺎ ﻭ ﺩﻭ ،ﻳﻚ ﺍﺯ ﺧﻮﺩ ﺍﺳﺖ ﻣﻤﻜﻦ ﻭ ﺷﺪﻩ ﺷﺎﻣﻞ ﺭﺍ ﺳﺪ ﻛﻠﻲ ﺑﺪﻧﻪ ﻛﻪ ) ﺗﺎﺝCrest:(.ﺷﻮﺩ ﻣﻲ ﺷﺎﻣﻞ ﺭﺍ ﺳﺪ ﺑﺪﻧﻪ ﻓﻮﻗﺎﻧﻲ ﻗﺴﻤﺖ ) ﺍﻧﺘﻘﺎﻝ ﻗﺸﺮBeding Layer:(.ﺑﺎﺷﺪ ﺳﻨﮕﻲ ﻳﺎ ﺧﺎﻛﻲ ﺍﺳﺖ ﻣﻤﻜﻦ ﻭ ﺩﺍﺩﻩ ﺍﻧﺠﺎﻡ ﺳﺪ ﺍﺯ ﺯﻣﻴﻦ ﺑﻪ ﺭﺍ ﻧﻴﺮﻭ ﺍﻧﺘﻘﺎﻝ ﻋﻤﻞ ) ﺩﺳﺖ ﺑﺎﻻ ﺷﻴﺮﻭﺍﻧﻲUp Stream Slope:(.ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺍﻣﻮﺍﺝ ﺗﺄﺛﻴﺮ ﺗﺤﺖ ﻭ ﺑﻮﺩﻩ ﺳﺪ ﺩﺭﻳﺎﭼﻪ ﺑﺎ ﺗﻤﺎﺱ ﺩﺭ ﻛﻪ ﺳﺪ ﺷﻴﺮﻭﺍﻧﻲ ) ﺩﺳﺖ ﭘﺎﻳﻴﻦ ﺷﻴﺮﻭﺍﻧﻲDown Stream Slope:(.ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ... ﻭ ﺑﺎﺭﺍﻥ ،ﺑﺎﺩ ﻣﻌﺮﺽ ﺩﺭ ﺗﻨﻬﺎ ﻛﻪ ﺳﺪ ﺷﻴﺮﻭﺍﻧﻲ
14.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ14 ) ﺯﻫﻜﺶDrain:(.ﺷﻮﺩ ﻣﻲ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﻣﻨﺎﺳﺐ ﺧﺮﻭﺝ ﻣﺤﻞ ﺑﻪ ﻧﺸﺘﻲ ﻫﺎﻱ ﺁﺏ ﻫﺪﺍﻳﺖ ﻣﻨﻈﻮﺭ ﺑﻪ ) ﺯﻫﻜﺶ ﺁﺏ ﻛﻨﻨﺪﻩ ﺟﻤﻊ ﻟﻮﻟﻪCollector Pipe:(ﻣﺮﻛﺰﻱ ﻣﺤﻞ ﻳﻚ ﺳﻤﺖ ﺑﻪ ﺭﺍ ﺯﻫﻜﺶ ﺗﻮﺳﻂ ﺷﺪﻩ ﺟﻤﻊ ﻫﺎﻱ ﺁﺏ ﻫﺪﺍﻳﺖ ﻋﻤﻞ .ﺩﻫﺪ ﻣﻲ ﺍﻧﺠﺎﻡ ) ﻓﻴﻠﺘﺮFilter:(ﻭ ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﺍﺳﺖ ﻣﻤﻜﻦ ﺳﺪ ﺍﺟﺰﺍﻱ ﺗﻤﺎﻡ ﺑﻴﻦ ﺩﺭ ﻣﺨﺘﻠﻒ ﻧﻘﺎﻁ ﺩﺭ ﻭ ﺩﺍﻧﻪ ﺩﺭﺷﺖ ﻭ ﺭﻳﺰﺩﺍﻧﻪ ﻣﺼﺎﻟﺢ ﺑﻴﻦ ﻛﻪ ﺍﻧﺘﻘﺎﻟﻲ ﻻﻳﻪ .ﻛﻨﺪ ﻣﻲ ﺟﻠﻮﮔﻴﺮﻱ ﺩﺍﻧﻪ ﺩﺭﺷﺖ ﻣﺼﺎﻟﺢ ﺳﻤﺖ ﺑﻪ ﺭﻳﺰﺩﺍﻧﻪ ﻣﺼﺎﻟﺢ ﺷﺴﺘﮕﻲ ﺍﺯ ) ﺑﺎﺯﺩﻳﺪ ﮔﺎﻟﺮﻱGallery:(ﺯﻳﺮ ﺩﺭ ... ﻭ ﺑﻨﺪﻱ ﺍﺑﺰﺍﺭ ،ﺑﺘﻦ ﺗﺰﺭﻳﻖ ،ﺑﺎﺯﺭﺳﻲ ،ﺑﺎﺯﺩﻳﺪ ﺟﻬﺖ ﻛﻪ (ﺑﺘﻨﻲ ًﻻ)ﻣﻌﻤﻮ ﺗﻮﻧﻞ ﻳﻚ ﺍﺯ ﺍﺳﺖ ﻋﺒﺎﺭﺕ .ﮔﺮﺩﺩ ﻣﻲ ﺍﺟﺮﺍ ﺳﺪ ﺗﺎﺝ ﺯﻳﺮ ﺭﺍﺳﺘﺎﻱ ﺩﺭ ﻭ ﺭﺳﻲ ﻫﺴﺘﻪ ) ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩCut Off:(ﻏﻴﺮ ﺑﺴﺘﺮﻫﺎﻱ ﺩﺭ ﻭ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺳﺪ ﺗﺎﺝ ﺯﻳﺮ ﺩﺭ ﺑﻨﺘﻮﻧﻴﺖ ﻭ ﺭﺱ ،ﭘﻼﺳﺘﻴﻚ ﺑﺘﻦ ﻣﺜﻞ ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﺟﻨﺲ ﺍﺯ .ﺩﻫﺪ ﻣﻲ ﺍﻧﺠﺎﻡ ﺭﺍ ﺩﺳﺖ ﭘﺎﻳﻴﻦ ﺑﻪ ﺁﻥ ﻧﻔﻮﺫ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻭ ﺁﺏ ﻓﺸﺎﺭ ﻛﺎﻫﺶ ﻛﺎﺭ ،ﺳﻨﮕﻲ ) ﺳﺪ ﺩﺳﺖ ﺑﺎﻻ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶUp Stream Slope Protection:(ﻭ ﭘﻮﺳﺘﻪ ﺷﻜﺴﺘﮕﻲ ﻣﻘﺎﺑﻞ ﺩﺭ ﺳﺪ ﺑﺪﻧﻪ ﻣﺤﺎﻓﻈﺖ ﺟﻬﺖ ﺁﺏ ﺣﻜﻢ ﺗﻮﺍﻧﺪ ﻣﻲ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﺳﺪﻫﺎﻱ ﺩﺭ ،ﺑﺘﻨﻲ ﻫﺎﻱ ﭘﻮﺷﺶ ﻣﺜﻞ ﺁﻥ ﺍﻧﻮﺍﻉ ﺍﺯ ﺑﺮﺧﻲ ﺩﺭ ﻭ ﺷﻮﺩ ﻣﻲ ﺳﺎﺧﺘﻪ ﺍﻣﻮﺍﺝ ﻧﻴﺮﻭﻱ ﺍﺛﺮ ﺩﺭ ﺧﺮﺍﺑﻲ .ﻧﻤﺎﻳﺪ ﺍﺟﺮﺍ ﻧﻴﺰ ﺭﺍ ﺑﻨﺪ ) ﺩﺳﺖ ﭘﺎﻳﻴﻦ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶDown Stream Slope Protection:(ﭘﺎﻳﻴﻦ ﺷﺴﺘﮕﻲ ﺍﺯ ﺗﻨﻬﺎ ﻭ ﺩﺍﺷﺘﻪ ﺗﺰﻳﻴﻨﻲ ﺟﻨﺒﻪ ﺑﻴﺸﺘﺮ ﻛﻪ .ﻧﻤﺎﻳﺪ ﻣﻲ ﺟﻠﻮﮔﻴﺮﻱ ... ﻭ ﺳﻴﻼﺏ ،ﺑﺎﺭﺍﻥ ﻣﻘﺎﺑﻞ ﺩﺭ ﺩﺳﺖ ) ﺷﻴﺮﻭﺍﻧﻲ ﺭﻭﻱ ﭘﻠﻪBerm:(ﺍﺯ ﺗﺮ ﻣﺮﺗﻔﻊ ﺳﺪﻫﺎﻱ ﺩﺭ ًﻻﻣﻌﻤﻮ30ﺑﻴﺸﺘﺮ ﭘﺎﻳﺪﺍﺭﻱ ﻭ ﺑﻨﺪﻱ ﺍﺑﺰﺍﺭ ،ﺁﻻﺕ ﻣﺎﺷﻴﻦ ﺗﺮﺩﺩ ﺟﻬﺖ ﻣﺘﺮ .ﮔﺮﺩﺩ ﻣﻲ ﺍﺟﺮﺍ ﻭ ﻃﺮﺍﺣﻲ ... ﻭ ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ) ﺩﺭﻳﺎﭼﻪ ﺁﺏ ﻧﺮﻣﺎﻝ ﺗﺮﺍﺯ ﺍﺭﺗﻔﺎﻉN.W.L:(.ﺑﺎﺷﺪ ﻣﻲ ﺳﺮﺭﻳﺰ ﻛﻒ ﺗﺮﺍﺯ ﺑﺮ ﻣﻨﻄﺒﻖ ﻭ ﺷﻮﺩ ﻣﻲ ﻃﺮﺍﺣﻲ ﺁﻥ ﺑﺮﺍﻱ ﺳﺪ ﻛﻪ ﺍﺳﺖ ﺗﺮﺍﺯﻱ ) ﺩﺭﻳﺎﭼﻪ ﺁﺏ ﻣﺎﻛﺰﻳﻤﻢ ﺗﺮﺍﺯMax.W.L:(.ﮔﺮﺩﺩ ﻣﻲ ﺩﺭﻳﺎﭼﻪ ﺁﺏ ﺗﺨﻠﻴﻪ ﺑﻪ ﻣﺸﻐﻮﻝ ﺧﻮﺩ ﻇﺮﻓﻴﺖ ﺣﺪﺍﻛﺜﺮ ﺑﺎ ﺳﺮﺭﻳﺰ ﻛﻪ ﺍﺳﺖ ﺗﺮﺍﺯﻱ ) ﺩﺭﻳﺎﭼﻪ ﺁﺏ ﻣﻴﻨﻴﻤﻢ ﺗﺮﺍﺯMin.W.L:(.ﺷﻮﺩ ﻣﻲ ﻓﻌﺎﻝ ﻏﻴﺮ ﻭ ﻣﺮﺩﻩ ﺣﺠﻢ ،ﺩﺭﻳﺎﭼﻪ ﺁﺏ ﺣﺠﻢ ﺁﻥ ﺩﺭ ﻛﻪ ﺍﺳﺖ ﺗﺮﺍﺯﻱ ) ﺁﺯﺍﺩ ﺍﺭﺗﻔﺎﻉFree Board:(.ﮔﺮﺩﺩ ﻣﻲ ﺍﺟﺮﺍ ﻭ ﻃﺮﺍﺣﻲ ،ﺍﻣﻮﺍﺝ ﻣﻨﻔﻲ ﺗﺄﺛﻴﺮ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﺟﻬﺖ ﻭ ﺍﺳﺖ ﺳﺪ ﺗﺎﺝ ﺍﺯ ﺁﺏ ﺳﻄﺢ ﺍﺭﺗﻔﺎﻉ :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺍﺟﺰﺍﻱ ﻃﺮﺍﺣﻲ ﺍﺻﻮﻝ ﻣﺸﺨﺼﺎﺕ ، ﺑﺎﺷﺪ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻛﻪ ﻣﻌﺘﺒﺮ ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﻧﺎﻣﻪ ﺁﻳﻴﻦ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ﺑﺎﻳﺴﺖ ﻣﻲ ، ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺍﺟﺰﺍﻱ ﻃﺮﺍﺣﻲ ﺩﺭ ﻣﻮﺭﺩ ﻣﺨﺘﻠﻒ ﺳﺪﻫﺎﻱ ﻃﺮﺍﺣﻲ ﺩﺭ ﺍﺳﺘﻔﺎﺩﻩ ﺟﻬﺖ ﻣﺘﻌﺪﺩﻱ ﻫﺎﻱ ﻧﺎﻣﻪ ﺁﺋﻴﻦ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﻧﻤﻮﺩ ﻃﺮﺍﺣﻲ ﺭﺍ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻣﺨﺘﻠﻒ ﺑﺨﺸﻬﺎﻱ :ﺍﺯ ﻋﺒﺎﺭﺗﻨﺪ ﻫﺎ ﺁﻥ ﻣﻬﻤﺘﺮﻳﻦ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﻧﻈﺮ ICOLD: (International Commission On Large Dam) ANCOLD: (Australian National Commission On Large Dam) IRCOLD: (IRanian Commission On Large Dam) ،ﺟﻬﺎﻥ ﻫﺎﻱ ﻧﺎﻣﻪ ﺁﻳﻴﻦ ﻣﻌﺘﺒﺮﺗﺮﻳﻦ ﻭ ﻣﺸﻬﻮﺭﺗﺮﻳﻦICOLDﻧﺸﺮﻳﺎﺗﻲ ،ﺍﻳﺮﺍﻥ ﺑﺰﺭگ ﺳﺪﻫﺎﻱ ﻣﻠﻲ ﻛﻤﻴﺘﻪ ﺳﻮﻱ ﺍﺯ ﻧﻴﺰ ﺍﻳﺮﺍﻥ ﺩﺭ .ﺑﺎﺷﺪ ﻣﻲ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﺪ ﻫﺎ ﻃﺮﺍﺣﻲ ﺩﺭ ﺗﻮﺍﻧﺪ ﻣﻲ ﻛﻪ ﺍﺳﺖ ﺭﺳﻴﺪﻩ ﭼﺎپ ﺑﻪ ﺳﺪﻫﺎ ﻃﺮﺍﺣﻲ ﺑﻪ ﻣﺮﺑﻮﻁ ﺿﻮﺍﺑﻂ ﺍﺯ ﺑﺮﺧﻲ ﺟﻬﺖ :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻫﺴﺘﻪ ﻣﺼﺎﻟﺢ ﺍﻧﺘﺨﺎﺏ ﻭ ﻃﺮﺍﺣﻲ ﺩﺍﺷﺘﻪ ﺭﺍ ﻛﻤﻲ ﺑﺴﻴﺎﺭ ﭘﺬﻳﺮﻱ ﻧﻔﻮﺫ ﺿﺮﻳﺐ ،ﺗﺮﺍﻛﻢ ﺍﺯ ﭘﺲ ﻛﻪ ﺷﻮﻧﺪ ﺍﻧﺘﺨﺎﺏ ﻣﺼﺎﻟﺤﻲ ﺑﺎﻳﺪ ،ﻗﺴﻤﺖ ﺍﻳﻦ ﺑﻪ ﻣﺮﺑﻮﻁ ﻣﺼﺎﻟﺢ ﺍﻧﺘﺨﺎﺏ ﺑﺮﺍﻱ ﺍﺯ ﻋﺒﺎﺭﺗﻨﺪ ًﻻﻣﻌﻤﻮ ﻣﺼﺎﻟﺢ ﺍﻳﻦ ﺑﺎﺷﻨﺪﻭ)CL) ،(SC-CL) ،(SM-ML،(* )ML(ﻧﻴﺰ ﮔﺎﻫﻲ ﻭ)GC-CI(.
15.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ15 ﻣﺤﺪﻭﺩﻩ ﺷﻮﺩ ﻣﻲ ﺳﻌﻲ ًﻻﻣﻌﻤﻮ ﻧﻴﺰ ﺧﻤﻴﺮﻱ ﺣﺪﻭﺩ ﻧﻈﺮ ﺍﺯPI=15-25ﺗﺎ ﻣﺤﺪﻭﺩﻩ ﺍﻳﻦ ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ ﮔﺮﺩﺩﻛﻪ ﺍﻧﺘﺨﺎﺏPI= 10-28ﻧﻴﺰ ﺍﺯ ﺑﺎﻳﺴﺖ ﻣﻲ ﺑﺴﺘﺮ ﺑﺎ ﺳﺪ ﺑﻴﺸﺘﺮ ﭘﻴﻮﺳﺘﮕﻲ ﺟﻬﺖ ﺳﺪ ﺳﺎﺧﺘﮕﺎﻩ ﻣﺤﻞ ﺩﺭ ﻛﻪ ﺩﺍﺷﺖ ﺩﻗﺖ ﺑﺎﻳﺪ ﻭﻟﻲ ،ﺑﺎﺷﺪ ﻣﻲ ﻗﺒﻮﻝ ﻗﺎﺑﻞPI=30 ﻫﺎﻱ ﻧﻘﺸﻪ ﺍﺯ ًﻻﻣﻌﻤﻮ ﻣﺼﺎﻟﺢ ﺗﺄﻣﻴﻦ ﻣﻨﺎﺑﻊ .ﻛﺮﺩ ﺍﺳﺘﻔﺎﺩﻩﺗﻮﺻﻴﻪ ﺑﻪ ﻭ ﺷﺪﻩ ﺗﻬﻴﻪICOLDﺣﺪﺍﻗﻞ ﺑﺎﻳﺪ ﺍﻧﺘﺨﺎﺑﻲ ﻗﺮﺿﻪ ،5/1ﺑﺮﺍﺑﺮ .ﺑﺎﺷﺪ ﺩﺍﺭﺍ ﺭﺍ ﻣﺎ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﺣﺠﻢ ﺁﺯﻣﺎﻳﺸﺎﺕ ﺍﺯ ﻳﻜﻲ .ﮔﻴﺮﺩ ﺍﻧﺠﺎﻡ ﻭﺍﮔﺮﺍﻳﻲ ﻭ ﺍﺗﺮﺑﺮگ ﺣﺪﻭﺩ ،ﺭﻃﻮﺑﺖ ﺩﺭﺻﺪ ﺁﺯﻣﺎﻳﺸﺎﺕ ﺑﺎﻳﺪ ﻣﺼﺮﻓﻲ ﺭﺱ ﺧﺎﻙ ﺑﻪ ﻣﺮﺑﻮﻁ ﻫﺎﻱ ﻧﻤﻮﻧﻪ ﺭﻭﻱ ﺑﺮ ﻫﺴﺘﻪ ،ﻫﺴﺘﻪ ﺧﺎﻙ ﺑﻮﺩﻥ ﻭﺍﮔﺮﺍ ﺻﻮﺭﺕ ﺩﺭ ﻛﻪ ﭼﺮﺍ ،ﺑﺎﺷﺪ ﻣﻲ ﻭﺍﮔﺮﺍﻳﻲ ﺑﻪ ﻣﺮﺑﻮﻁ ﺁﺯﻣﺎﻳﺸﺎﺕ ،ﺷﺪ ﮔﻔﺘﻪ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ ،ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﺩﺭ ﻣﻬﻢ .ﮔﺮﺩﺩ ﻣﻲ ﻣﻨﻬﺪﻡ ﺳﺪ ﻭ ﺷﺪﻩ ﺷﺴﺘﮕﻲ ﺩﭼﺎﺭ ًﺎﺳﺮﻳﻌ :ﮔﺮﺩﺩ ﻣﺸﺨﺺ ﻭ ﺗﻌﻴﻴﻦ ﺯﻳﺮ ﻣﻮﺍﺭﺩ ﻗﺒﻴﻞ ﺍﺯ ﺁﺯﻣﺎﻳﺸﺎﺗﻲ ﺍﻧﺠﺎﻡ ﻛﻤﻚ ﺑﻪ ﺗﻮﺍﻧﺪ ﻣﻲ ﻭﺍﮔﺮﺍﻳﻲ ﺧﺎﺻﻴﺖ -ﺑﺮ ﻋﻤﻴﻖ ﻭ ﺑﺎﺭﻳﻚ ﺷﻴﺎﺭﻫﺎﻱ ﺍﻳﺠﺎﺩ ﻳﺎ ﻭ ﻧﻈﺮ ﻣﻮﺭﺩ ﺧﺎﻙ ﻣﺤﻞ ﺍﺯ ﮔﺬﺭﻧﺪﻩ ﺁﻟﻮﺩ ﮔﻞ ﻫﺎﻱ ﺭﻭﺩﺧﺎﻧﻪ ﻣﺸﺎﻫﺪﻩ ﻭ ﺻﺤﺮﺍﺋﻲ ﺑﺎﺯﺩﻳﺪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ .ﺍﺳﺖ ﺗﺄﻳﻴﺪ ﻗﺎﺑﻞ ﻭﺍﮔﺮﺍ ﺧﺎﻙ ﻧﻮﻉ ، ﺧﺎﻛﻲ ﻫﺎﻱ ﺩﻳﻮﺍﺭﻩ ﺭﻭﻱ -،ﺧﺎﻙ ﺑﻮﺩﻥ ﻭﺍﮔﺮﺍ ﺻﻮﺭﺕ ﺩﺭ ﺑﻄﻮﺭﻳﻜﻪ ، ﺁﺏ ﻇﺮﻑ ﺩﺍﺧﻞ ﺩﺭ ﻧﻈﺮ ﻣﻮﺭﺩ ﺧﺎﻙ ﺍﺯ ﺍﻱ ﺷﺪﻩ ﺧﺸﻚ ﮔﻠﻮﻟﻪ ﻭﺍﻧﺪﺍﺧﺘﻦ ﺻﺤﺮﺍﺋﻲ ﺁﺯﻣﺎﻳﺶ ﺍﻧﺠﺎﻡ .ﺷﻮﺩ ﻣﻲ ﺷﺴﺘﻪ ﻭ ﻣﺘﻼﺷﻲ ﮔﻠﻮﻟﻪ ﻟﺤﻈﻪ ﭼﻨﺪ ﺍﺯ ﭘﺲ -ﺑﺎ ﺗﻮﺍﻧﺪ ﻣﻲ ،ﺑﺎﺷﺪ ﻣﻲ ﺧﺎﻙ ﺩﺭﻭﻥ ﻛﻠﺴﻴﻢ ﻭ ﻣﻨﻴﺰﻳﻢ ، ﭘﺘﺎﺳﻴﻢ ، ﺳﺪﻳﻢ ﻳﻮﻧﻬﺎﻱ ﻭﺟﻮﺩ ﻣﻴﺰﺍﻥ ﺍﺯ ﻧﺎﺷﻲ ﺑﻴﺸﺘﺮ ﻛﻪ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﻭﺍﮔﺮﺍﻳﻲ .ﮔﺮﺩﺩ ﻣﺸﺨﺺ ﺷﻴﻤﻴﺎﺋﻲ ﺁﺯﻣﺎﻳﺸﺎﺕ ﺍﻧﺠﺎﻡ -ﺩﻭﺑﻞ ﻫﻴﺪﺭﻭﻣﺘﺮﻱ ﺁﺯﻣﺎﻳﺶ ﺍﻧﺠﺎﻡ -ﻭ ﺷﺪﻩ ﺩﺍﺩﻩ ﻭﺭﺯ ﺧﻤﻴﺮﻱ ﺣﺪ ﺭﻃﻮﺑﺖ ﺣﺪﺍﻗﻞ ﺑﺎ ﻧﻈﺮ ﻣﻮﺭﺩ ﺧﺎﻙ ﻧﻤﻮﻧﻪ ﺯﻳﺮ ﺷﻜﻞ ﻣﻄﺎﺑﻖ ﺁﺯﻣﺎﻳﺶ ﺍﻳﻦ ﺩﺭ ﻛﻪ ﻫﻮﻝ ﭘﻴﻦ ﺁﺯﻣﺎﻳﺶ ﺍﻧﺠﺎﻡ ﺍﺯ ﺑﻌﺪ24ﻣﻴﻠﻪ ﻳﻚ ﺑﺎ ﻭ ﮔﺮﻓﺘﻪ ﻗﺮﺍﺭ ﻧﻤﻮﻧﻪ ﻃﺮﻓﻴﻦ ﺩﺭ ﮔﺮﻓﺘﻪ ﻗﺮﺍﺭ ﻓﻠﺰﻱ ﺗﻮﺭﻱ ﻭ ﻣﻨﺎﺳﺐ ﺍﻱ ﺩﺍﻧﻪ ﻣﺼﺎﻟﺢ ﺑﻴﻦ ﺍﺳﺘﻮﺍﻧﻪ ﺩﺭ ﻓﺸﺎﺭ ﺑﺎ ﺳﺎﻋﺖ ﻗﻄﺮ ﺑﻪ ﺳﻮﺭﺍﺧﻲ1ﺍﺯ ) ﻣﺨﺘﻠﻒ ﻫﺪﻫﺎﻱ ﺑﺎ ﺁﺏ ﺟﺮﻳﺎﻥ ﺍﻋﻤﺎﻝ ﺑﺎ .ﺷﻮﺩ ﻣﻲ ﺍﻳﺠﺎﺩ ﺁﻥ ﺩﺭ ﻣﻴﻠﻴﻤﺘﺮ50ﺗﺎ1020ﻫﺮ ﺩﺭ ﺁﺏ (ﻣﻴﻠﻴﻤﺘﺮ ﻣﺪﺕ ﺑﻪ ﻣﺮﺣﻠﻪ5ﺷﺪﻥ ﺁﻟﻮﺩ ﮔﻞ ﺑﺎ ﻛﻠﻲ ﻃﻮﺭ ﺑﻪ .ﺷﻮﺩ ﻣﻲ ﮔﻴﺮﻱ ﺍﻧﺪﺍﺯﻩ ﺁﺏ ﺩﺑﻲ ﻣﺮﺣﻠﻪ ﻫﺮ ﺩﺭ ﻭ ﺷﻮﺩ ﻣﻲ ﺩﺍﺩﻩ ﻋﺒﻮﺭ ﻧﻤﻮﻧﻪ ﺍﺯ ﺩﻗﻴﻘﻪ ﻭﺍﮔﺮﺍﺋﻲ ﻣﻴﺰﺍﻥ ﺟﻬﺖ ﻣﻌﻴﺎﺭﻱ ﺳﻮﺭﺍﺥ ﺟﺪﻳﺪ ﻗﻄﺮ ﮔﻴﺮﻱ ﺍﻧﺪﺍﺯﻩ ﻭ ﻧﻤﻮﻧﻪ ﻛﺮﺩﻥ ﺑﺎﺯ ﺑﺎ ﻭ ﺷﺪﻩ ﺗﺄﻳﻴﺪ ﺧﺎﻙ ﺑﻮﺩﻥ ﻭﺍﮔﺮﺍ ، ﻣﺮﺣﻠﻪ ﻫﺮ ﺩﺭ ﺁﺏ .ﺷﻮﺩ ﻣﻲ ﻣﺸﺨﺺ ﺷﻜﻞ21ﺧﺎﻙ ﻭﺍﮔﺮﺍﻳﻲ ﺗﻌﻴﻴﻦ ﺟﻬﺖ ﻫﻮﻝ ﭘﻴﻦ ﺁﺯﻣﺎﻳﺶ ﺩﺳﺘﮕﺎﻩ : ﺍﺟﺮﺍﻱ ﻭ ﻃﺮﺍﺣﻲ ﻧﻮﻉ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ .ﮔﺮﺩﻧﺪ ﺍﺟﺮﺍ ﻭ ﻃﺮﺍﺣﻲ ﻣﺎﻳﻞ ﻫﺎﻱ ﻫﺴﺘﻪ ﻭ ﻗﺎﺋﻢ ﻫﺎﻱ ﻫﺴﺘﻪ ﺻﻮﺭﺕ ﺩﻭ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﺭﺳﻲ ﻫﺎﻱ ﻫﺴﺘﻪ :ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ﻫﺴﺘﻪ ﻧﻮﻉ ﺩﻭ ﺍﻳﻦ ﺑﻴﻦ ﺗﻔﺎﻭﺗﻬﺎﻱ ﻋﻨﻮﺍﻥ ﺑﻪ ﺯﻳﺮ ﻣﻮﺍﺭﺩ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ، ﺷﺪﻩ ﺫﻛﺮ ﻫﺎﻱ ﻫﺴﺘﻪ -ﻛﻤﺘﺮ ﻫﺎ ﻫﺴﺘﻪ ﻧﻮﻉ ﺍﻳﻦ ﺩﺭ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﻧﺘﻴﺠﻪ ﺩﺭ ﻭ ﺑﻮﺩﻩ ﻛﻤﺘﺮ ﻗﺎﺋﻢ ﻫﺎﻱ ﻫﺴﺘﻪ ﺍﺯ ﻛﻒ ﺩﺭ ﻭﻳﮋﻩ ﺑﻪ ﻣﺎﻳﻞ ﻫﺎﻱ ﻫﺴﺘﻪ ﺿﺨﺎﻣﺖ .ﺑﻮﺩ ﺧﻮﺍﻫﺪ -ﺍﺯ ﭘﺲ ﺳﺪ ﺑﺪﻧﻪ ﻛﻞ ﻭ ﻫﺴﺘﻪ ﺍﺭﺗﻔﺎﻉ ﺍﻓﺰﺍﻳﺶ ﺍﻣﻜﺎﻥ ، ﻫﺴﺘﻪ ﻫﻨﺪﺳﻲ ﺧﺎﺹ ﺷﺮﺍﺋﻂ ﺩﻟﻴﻞ ﺑﻪ ، ﻣﺎﻳﻞ ﻫﺴﺘﻪ ﺑﺎ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺳﺪﻫﺎﻱ ﺩﺭ .ﺑﻮﺩ ﻧﺨﻮﺍﻫﺪ ﻣﻤﻜﻦ ﻣﻮﺭﺩ ﺍﻳﻦ ﻗﺎﺋﻢ ﻫﺎﻱ ﻫﺴﺘﻪ ﺩﺭ ﺣﺎﻟﻴﻜﻪ ﺩﺭ ﺩﺍﺭﺩ ﻭﺟﻮﺩ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ -ﭘﻮﺳﺘﻪ ﺧﺎﻛﻲ ﻋﻤﻠﻴﺎﺕ ﺍﺩﺍﻣﻪ ﺍﻣﻜﺎﻥ ، (ﺩﺳﺖ )ﭘﺎﺋﻴﻦ ﻫﺴﺘﻪ ﺯﻳﺮ ﻗﺴﻤﺖ ﺩﺭ ﮔﺮﻓﺘﻪ ﻗﺮﺍﺭ ﭘﻮﺳﺘﻪ ﺍﺟﺮﺍﻱ ﺍﻣﻜﺎﻥ ﺩﻟﻴﻞ ﺑﻪ ﻣﺎﻳﻞ ﻫﺎﻱ ﻫﺴﺘﻪ ﺩﺭ ﺗﺮﺗﻴﺐ ﺑﺪﻳﻦ ﻭ ﺩﺍﺷﺘﻪ ﻭﺟﻮﺩ ﻳﺨﺒﻨﺪﺍﻥ ﻓﺼﻞ ﺍﺯ ﭘﺲ ﺁﻥ ﺭﻭﻱ ﺑﺮ ﻫﺴﺘﻪ ﺍﺟﺮﺍﻱ ﻭ ﻋﻤﻠﻴﺎﺕ ﺍﺩﺍﻣﻪ ﻭ ﻳﺨﺒﻨﺪﺍﻥ ﻭ ﺳﺮﻣﺎ ﻓﺼﻞ ﺩﺭ ﻣﺬﻛﻮﺭ ﻧﺎﺣﻴﻪ .ﻳﺎﺑﺪ ﻣﻲ ﺍﻓﺰﺍﻳﺶ ﺳﺪ ﺍﺣﺪﺍﺙ ﺍﺟﺮﺍﻳﻲ ﻣﺤﺪﻭﺩﻩ ﭘﻴﺰﻭﻣﺘﺮ ﺳﻴﻤﻲ ﺗﻮﺭﻱﺭﻳﺰ ﺷﻦ ﺧﺎﻙ ﻧﻤﻮﻧﻪ 38 mm
16.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ16 -ﮔﺴﻴﺨﺘﮕﻲ ﻭ ﺧﻮﺭﺩﮔﻲ ﺍﺣﺘﻤﺎﻟﺘﺮﻙ ﻧﺎﺣﻴﻪ ﺍﻳﻦ ﺩﺭ ﻫﺴﺘﻪ ﻛﻢ ﻋﺮﺽ ﻭ ﻫﺴﺘﻪ ﺩﺳﺖ ﭘﺎﺋﻴﻦ ﮔﻮﺷﻪ ﻟﻨﮕﺮ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻣﺎﻳﻞ ﻫﺎﻱ ﻫﺴﺘﻪ ﺩﺭ .ﺑﺎﺷﺪ ﻣﻲ ﺑﻴﺸﺘﺮ -ﻫﺎ ﻫﺴﺘﻪ ﻧﻮﻉ ﺍﻳﻦ ﺩﺭ ، ﻣﺎﻳﻞ ﻫﺎﻱ ﻫﺴﺘﻪ ﻛﻢ ﻋﺮﺽ ﺩﻟﻴﻞ ﺑﻪ ﻣﻮﺿﻮﻉ ﺍﻳﻦ ، ﻫﺴﺘﻪ ﺍﺯ ﺁﺏ ﺗﺮﺍﺯ ﺧﻂ ﻋﺒﻮﺭ ﻋﺪﻡ ﻛﻨﺘﺮﻝ ﻟﺰﻭﻡ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ .ﮔﺮﺩﺩ ﻣﻲ ﻛﻨﺘﺮﻝ ﺗﺮ ﺳﺨﺖ ﺷﻜﻞ22ﺷﻜﻞ ﻗﺎﺋﻢ ﺭﺳﻲ ﻫﺴﺘﻪ ﺑﺎ ﺧﺎﻛﻲ ﺳﺪ ﻣﻘﻄﻊ :23ﻣﺎﻳﻞ ﺭﺳﻲ ﻫﺴﺘﻪ ﺑﺎ ﺧﺎﻛﻲ ﺳﺪ ﻣﻘﻄﻊ : :ﺳﺪ ﭘﻮﺳﺘﻪ ﺩﺭ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﺑﻬﺘﺮ .ﮔﺮﺩﺩ ﻣﻲ ﺍﻧﺘﺨﺎﺏ ﻭ ﻃﺮﺍﺣﻲ ﻣﻤﻜﻦ ﺷﻴﺐ ﺯﺍﻭﻳﻪ ﺗﻨﺪﺗﺮﻳﻦ ﺑﺎ ﺍﻗﺘﺼﺎﺩﻱ ﺟﻮﺍﻧﺐ ﺭﻋﺎﻳﺖ ﺑﺎ ﻭ ﺯﻳﺎﺩ ﺑﺮﺷﻲ ﻣﻘﺎﻭﻣﺖ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻣﺼﺎﻟﺢ ﺍﻳﻦ ﺑﺎ ﻭ ﻧﺒﻮﺩﻩ ﻣﻬﻢ ﭘﻮﺳﺘﻪ ﻣﺼﺎﻟﺢ ﺑﻮﺩﻥ ﻫﻤﮕﻦ .ﻧﻤﺎﻳﻨﺪ ﭘﺮﺍﻛﻨﺪﻩ ﺭﺍ ﻣﻨﻔﺬﻱ ﻓﺸﺎﺭ ﺗﺎ ﺑﺎﺷﻨﺪ ﺧﻮﺑﻲ ًﺎﻧﺴﺒﺘ ﭘﺬﻳﺮﻱ ﻧﻔﻮﺫ ﺩﺍﺭﺍﻱ ﭘﻮﺳﺘﻪ ﻣﺼﺎﻟﺢ ﺍﺳﺖ ﺗﺄﻣﻴﻦ ﺟﻬﺖ ﻣﺨﺘﻠﻒ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﺑﺎ ﺍﻱ ﻗﺮﺿﻪ ﻣﻨﺎﺑﻊ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺻﻮﺭﺕ ﺩﺭ ﺍﻣﺎ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﺑﺮﺭﺳﻲ ﻣﻮﺭﺩ ﺗﻮﺍﻧﺪ ﻣﻲ ﻣﻮﺟﻮﺩ ﻣﻨﺎﺑﻊ ﺑﻪ ﺗﻮﺟﻪ .ﮔﺮﺩﺩ ﺗﺒﺪﻳﻞ ﺗﺮ ﺭﻳﺰ ﺑﻪ ﺗﺮ ﺩﺭﺷﺖ ﺍﺯ ﻫﺴﺘﻪ ﻃﺮﻑ ﺑﻪ ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﻃﺮﻑ ﺍﺯ ﻣﺼﺎﻟﺢ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﺗﺎ ﮔﺮﺩﺩ ﻣﻲ ﺗﻮﺻﻴﻪ ، ﭘﻮﺳﺘﻪ ﻣﺼﺎﻟﺢ ﺷﻜﻞ24ﻫﺴﺘﻪ ﺳﻤﺖ ﺑﻪ ﺷﻴﺮﻭﺍﻧﻲ ﻃﺮﻑ ﺍﺯ ﺣﺮﻛﺖ ﺑﺎ ﻣﺼﺎﻟﺢ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﻗﻄﺮ ﻛﺎﻫﺶ ﺑﺎ ﭘﻮﺳﺘﻪ ﻣﺼﺎﻟﺢ ﺍﺟﺮﺍﻱ : :ﺳﺪ ﺗﺎﺝ ﺑﻪ ﺑﺎﻳﺪ ًﻻﻣﻌﻤﻮ ، ﺧﺎﻛﻲ ﺳﺪ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ ﻭ ﺳﺪ ﻫﻨﺪﺳﻪ ﺩﺭ ﻧﻘﺶ ﺍﻳﻔﺎﻱ ﺑﺮ ﻋﻼﻭﻩ ﺳﺪ ﺗﺎﺝ ﻋﺮﺽ ﻣﻮﺟﻮﺩ ﻫﺎﻱ ﻧﺎﻣﻪ ﺁﺋﻴﻦ ﺍﺳﺎﺱ ﺑﺮ ﺣﺪﺍﻗﻞ ﺩﻳﮕﺮ ﻋﺒﺎﺭﺕ ﺑﻪ ﻳﺎ ﻭ ﻧﻤﻮﺩﻩ ﺣﺮﻛﺖ ﺑﺘﻮﺍﻧﺪ ﺁﻥ ﺭﻭﻱ ﺍﺯ ﺧﻮﺩﺭﻭ ﻳﻚ ﺣﺪﺍﻗﻞ ﻛﻪ ﺷﻮﺩ ﻃﺮﺍﺣﻲ ﺍﻱ ﮔﻮﻧﻪ3ﺩﺭ .ﺷﻮﺩ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﻣﺘﺮ ﺗﻮﺍﻧﺪ ﻣﻲ ،ﻧﻤﺎﻳﺪ ﻋﻤﻞ ( ﺳﺪ ﺍﺣﺪﺍﺙ ﻣﻨﻄﻘﻪ ﺗﻮﭘﻮﮔﺮﺍﻓﻲ ﺷﺮﺍﻳﻂ ﺑﻪ ﺗﻮﺟﻪ )ﺑﺎ ﻧﻘﻞ ﻭ ﺣﻤﻞ ﻭ ﺍﺭﺗﺒﺎﻃﻲ ﭘﻞ ﻳﻚ ﻋﻨﻮﺍﻥ ﺑﻪ ﺳﺪ ﺗﺎﺝ ﻛﻪ ﻣﻮﺍﺭﺩﻱ ﺑﺪﻧﻪ ﻃﺮﺍﺣﻲ ﻫﻨﮕﺎﻡ ﺩﺭ ﻣﺮﺑﻮﻃﻪ ﺑﺎﺭﻫﺎﻱ ﺍﻋﻤﺎﻝ ﺑﺮ ﻋﻼﻭﻩ ﺣﺎﻟﺖ ﺍﻳﻦ ﺩﺭ ﻛﻪ ﮔﺮﺩﺩ ﺷﺎﻣﻞ ﺑﺰﺭﮔﺮﺍﻩ ﻳﻚ ﺣﺪ ﺩﺭ ﻧﻴﺰ ﺭﺍ ﺑﺰﺭﮔﻲ ﺑﺴﻴﺎﺭ ﻫﺎﻱ ﻋﺮﺽ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﺪ ﻧﻴﺰ ﺳﺪ ﺗﺎﺝ ﺩﺭ ﻧﻈﺮ ﻣﻮﺭﺩ ﺟﺎﺩﻩ ﺑﻪ ﻣﺮﺑﻮﻁ ﻓﻨﻲ ﻣﺸﺨﺼﺎﺕ ﺑﺎﻳﺴﺖ ﻣﻲ ، ﺳﺪ ﻧﺎﻣﻪ ﺁﻳﻴﻦ ﻃﺒﻖ ﻛﻪ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡICOLDﻛﻪ ﻧﻤﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﻧﻴﺰ ﺯﻳﺮ ﺗﺠﺮﺑﻲ ﺭﺍﺑﻄﻪ ﺍﺯ ﺗﻮﺍﻥ ﻣﻲ ﺳﺪ ﺗﺎﺝ ﻋﺮﺽ ﻣﺤﺎﺳﺒﻪ ﻣﻨﻈﻮﺭ ﺑﻪ ، ﺁﻥ ﺩﺭHﻭ ﺳﺪ ﺍﺭﺗﻔﺎﻉW.ﺑﺎﺷﺪ ﻣﻲ ﺳﺪ ﺗﺎﺝ ﻋﺮﺽ ﺷﻜﻞ25ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﺳﺪ ﺗﺎﺝ ﺍﺯ ﻧﻤﺎﻳﻲ :
17.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ17 ﺯﻣﺎﻥ ﮔﺬﺷﺖ ﺑﺎ ﺳﺪ ﺗﺎﺝ ﺍﺳﺖ ﻣﻤﻜﻦ ﺳﺪ ﺑﺴﺘﺮ ﻧﺸﺴﺖ ﻧﻴﺰ ﻭ ﺳﺪ ﺑﺪﻧﻪ ﻣﺼﺎﻟﺢ ﺧﺰﺵ ﻭ ﺍﻓﺖ ﭼﻮﻥ ﺩﻻﻳﻠﻲ ﺑﻪ ﻛﻪ ﺩﺍﺷﺖ ﺩﻗﺖ ﺑﺎﻳﺪ ﻫﻤﭽﻨﻴﻦ ﺍﺭﺗﻔﺎﻉ ﻣﺘﺮ ﻫﺮ ﺑﺮﺍﻱ ،ﺳﺪ ﺍﺭﺗﻔﺎﻉ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ )ﺧﺰﺵ ﺍﻱ ﺳﻨﮕﺮﻳﺰﻩ ﺳﺪﻫﺎﻱ ﻣﺎﻧﻨﺪ ﻣﻮﺍﺭﺩ ﺑﺮﺧﻲ ﺩﺭ ﻛﻪ ﮔﺮﺩﺩ ﺍﻧﺤﻨﺎ ﻭ ﺍﻓﺘﺎﺩﮔﻲ ﺩﭼﺎﺭ 75/0-05/0ﺑﻪ ،ﺳﺪ ﺗﺎﺝ ﻣﻌﻜﻮﺱ ﺍﻧﺤﻨﺎﻱ ﻳﺎ ﺍﻱ ﮔﺮﺩﻩ ﺍﺟﺮﺍﻱ ﺑﺎ ﺷﻮﺩ ﻣﻲ ﺳﻌﻲ ،ﺧﻮﺭﺩ ﻣﻲ ﭼﺸﻢ ﺑﻪ ﺑﻴﺸﺘﺮ ﺍﻧﺤﻨﺎ ﺍﻳﻦ ( .ﮔﺮﺩﺩ ﻣﻲ ﻧﻴﺰ ﺩﺭﺻﺪ ﻛﺎﻫﺶ ﻭ ﻧﻴﺮﻭﻫﺎ ﺑﻬﺘﺮ ﺍﻧﺘﻘﺎﻝ ﺑﺮﺍﻱ ﻫﻤﭽﻨﻴﻦ .ﮔﺮﺩﺩ ﺍﻓﻘﻲ ﻭ ﻣﺴﻄﺢ ﺗﺎﺝ ،ﺳﺪ ﺑﺴﺘﺮ ﻧﺸﺴﺖ ﻭ ﻣﺼﺎﻟﺢ ﺍﻓﺖ ﻭ ﺧﺰﺵ ﺍﺯ ﭘﺲ ﺗﺎ ﻧﻤﻮﺩ ﻋﻤﻞ ﻧﺤﻮﻱ .ﺷﻮﺩ ﺩﺍﺩﻩ ﭘﻼﻥ ﺩﺭ ﺳﺪ ﺗﺎﺝ ﺑﻪ ،ﺳﺪ ﺩﺭﻳﺎﭼﻪ ﺳﻤﺖ ﺑﻪ ﺍﻓﻘﻲ ﺟﺰﻳﻲ ﺍﻧﺤﻨﺎﻱ ﻳﻚ ﺷﻮﺩ ﻣﻲ ﺳﻌﻲ ،ﻫﺎ ﮔﺎﻩ ﺗﻜﻴﻪ ﺩﺭ ﻟﻨﮕﺮ ﻣﻘﺪﺍﺭ ﺷﻜﻞ26ﺷﻜﻞ ﺩﺭﻳﺎﭼﻪ ﺳﻤﺖ ﺑﻪ ﺳﺪ ﭘﻼﻥ ﺩﺭ ﻛﻢ ﺑﺴﻴﺎﺭ ﺍﻧﺤﻨﺎء ﺍﻳﺠﺎﺩ :27ﻧﻤﺎ ﺩﺭ ﺳﺪ ﺗﺎﺝ ﺍﻱ ﮔﺮﺩﻩ ﺍﺟﺮﺍﻱ : : ﻣﻌﻜﻮﺱ ﻫﺴﺘﻪ ﻭ ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ﺯﻳﺮ ﺩﺭ ﺩﺳﺖ ﭘﺎﺋﻴﻦ ﺳﻤﺖ ﺑﻪ ﺑﺎﻻﺩﺳﺖ ﺍﺯ ﺁﺏ ﻧﺸﺖ ﻭ ﻧﻔﻮﺫ ﺍﻣﻜﺎﻥ ﻋﻠﺖ ﺑﻪ ، ﮔﺮﺩﻧﺪ ﻣﻲ ﺍﺣﺪﺍﺙ ﺧﺎﻛﻲ ﺑﺴﺘﺮ ﺭﻭﻱ ﺑﺮ ﻛﻪ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﺑﺎ ﺗﺎ ﺩﺍﺩﻩ ﺍﻓﺰﺍﻳﺶ ﺭﺍ ﺳﺪ ﺯﻳﺮ ﺩﺭ ﺁﺏ ﺣﺮﻛﺖ ﻣﺴﻴﺮ ، ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ﻳﺎ ﻭ ﻣﻌﻜﻮﺱ ﻫﺴﺘﻪ ﺍﺟﺮﺍﻱ ﻭ ﻃﺮﺍﺣﻲ ﺑﺎ ﺑﺎﻳﺴﺖ ﻣﻲ ، ﺧﺎﻛﻲ ﺳﺪ ﺑﺪﻧﻪ .ﺭﺳﺎﻧﺪ ﺻﻔﺮ ﺑﻪ ﺭﺍ ﺩﺳﺖ ﭘﺎﺋﻴﻦ ﺩﺭ ﺁﺏ ﺗﺮﺍﻭﺵ ﺍﻣﻜﺎﻥ ، ﻓﺸﺎﺭ ﺍﻓﺖ ﺍﻳﺠﺎﺩ .ﮔﻴﺮﺩ ﻣﻲ ﺻﻮﺭﺕ ﺍﺟﺮﺍ ﻭ ﻃﺮﺍﺣﻲ ، ﺭﺳﻲ ﻫﺴﺘﻪ ﻣﺼﺎﻟﺢ ﻣﺸﺎﺑﻪ ﻣﺼﺎﻟﺢ ﺑﺎ ﻭ ﺁﻥ ﺑﺎ ﻣﺘﻘﺎﺭﻥ ﺷﻴﺐ ﺑﺎ ﻭ ﺳﺪ ﻫﺴﺘﻪ ﺯﻳﺮ ﺩﺭ ، ﻣﻌﻜﻮﺱ ﻫﺴﺘﻪ ﺩﺭ ﻛﻪ ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﻣﺼﺎﻟﺤﻲ ﺍﺯ ﻣﻌﻤﻮﻻ ،ﺷﻮﺩ ﻣﻲ ﺍﺟﺮﺍ ﺭﺳﻲ ﻫﺴﺘﻪ ﺯﻳﺮ ﺩﺭ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ ﺍﻱ ﺩﻳﻮﺍﺭﻩ ﻳﺎ ﺗﻴﻐﻪ ﺻﻮﺭﺕ ﺑﻪ ﻛﻪ ﻧﻴﺰ ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ﺍﺯ ﻧﺎﺷﻲ ﮔﺴﻴﺨﺘﮕﻲ ﻳﺎ ﻭ ﺧﻮﺭﺩﮔﻲ ﺗﺮﻙ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻣﻨﻈﻮﺭ ﺑﻪ ﻣﻨﺎﺳﺐ ﭘﺬﻳﺮﻱ ﺍﻧﻌﻄﺎﻑ ﺩﺍﺭﺍﻱ ، ﺁﺏ ﺟﺮﻳﺎﻥ ﺑﺮﺍﺑﺮ ﺩﺭ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮﻱ ﺑﺮ ﻋﻼﻭﻩ ﺷﺪﻩ ﺫﻛﺮ ﻣﻮﺍﺭﺩ ﺍﺯ ﺗﺮﻛﻴﺒﻲ ﻳﺎ ﻭ ﭘﻼﺳﺘﻴﻚ ﺑﺘﻦ ، ﺑﻨﺘﻮﻧﻴﺖ ، ﺭﺳﻲ ﻣﺼﺎﻟﺢ ﺍﺯ ًﻻﻣﻌﻤﻮ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﺑﺎﺷﺪ ﺍﺣﺘﻤﺎﻟﻲ ﻧﻴﺮﻭﻫﺎﻱ ﻭ ﻫﺎ ﺟﺎﺑﺠﺎﺋﻲ ﻗﻄﻌﺎﺕ ﺗﺎ ﺍﺟﺮﺍ ﺩﺭﻣﻴﺎﻥ ﻳﻚ ﺑﻨﺪﻱ ﻗﺎﻟﺐ ﺑﺎ ﻣﺼﺎﻟﺢ ، ﻣﺮﺑﻮﻃﻪ ﺩﻳﻮﺍﺭﻩ ﺣﻔﺮ ﺍﺯ ﭘﺲ ًﻻﻣﻌﻤﻮ ، ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ﺍﺟﺮﺍﻱ ﻣﻨﻈﻮﺭ ﺑﻪ .ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ .ﺷﻮﻧﺪ ﺗﺮﻛﻴﺐ ﻳﻜﺪﻳﮕﺮ ﺩﺭ ﻣﻄﻠﻮﺑﻲ ﻃﻮﺭ ﺑﻪ ﺷﺪﻩ ﺍﺟﺮﺍ ﺑﺎ ﻭ ﺷﺪﻩ ﻭﻳﺴﻜﻮﺯﻳﺘﻪ ﻛﺎﻫﺶ ﺩﭼﺎﺭ ﺣﺮﻛﺖ ﻭ ﺟﺮﻳﺎﻥ ﺻﻮﺭﺕ ﺩﺭ ، ﺑﺎﺷﺪ ﻣﻲ ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ﺍﺟﺮﺍﻱ ﺩﺭ ﻣﺘﺪﺍﻭﻝ ﻣﺼﺎﻟﺢ ﺍﺯ ﻳﻜﻲ ﻛﻪ ﺑﻨﺘﻮﻧﻴﺖ ﮔﻞ ﺍﺳﺘﻔﺎﺩﻩ ﻧﻴﺰ ﺭﻳﺰﺷﻲ ﻫﺎﻱ ﭼﺎﻩ ﺣﻔﺎﺭﻱ ﻭﻳﮋﻩ ﺑﻪ ﻫﺎ ﺣﻔﺎﺭﻱ ﺩﺭ ﺷﺪﻩ ﺫﻛﺮ ﻣﺼﺮﻑ ﺑﺮ ﻋﻼﻭﻩ ﻣﻨﻈﻮﺭ ﻫﻤﻴﻦ ﺑﻪ .ﺷﻮﺩ ﻣﻲ ﺗﺮ ﺭﻭﺍﻥ ﻳﺎﻓﺘﻦ ﺟﺮﻳﺎﻥ ﻣﺘﻪ ﻛﺮﺩﻥ ﺧﻨﻚ ﺑﺮ ﻋﻼﻭﻩ ، ﭼﺎﻩ ﺍﺯ ﺧﺎﺭﺝ ﺑﻨﺘﻮﻧﻴﺖ ﻣﺼﺎﻟﺢ ﻣﺨﺰﻥ ﻭ ﭘﻤﭗ ﻳﻚ ﻃﺮﻳﻖ ﺍﺯ ﺣﻔﺎﺭﻱ ﭼﺎﻩ ﺩﺭ ﭼﺮﺧﺸﻲ ﺟﺮﻳﺎﻥ ﻳﻚ ﺍﻳﺠﺎﺩ ﺑﺎ ﺗﺎ ﺷﺪﻩ ،ﭘﻤﭗ ﺷﺪﻥ ﺧﺎﻣﻮﺵ ﻭ ﺑﺮﻕ ﺍﺣﺘﻤﺎﻟﻲ ﻗﻄﻊ ﺻﻮﺭﺕ ﺩﺭ ، ﭼﺎﻩ ﺩﻳﻮﺍﺭﻩ ﺭﻳﺰﺵ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻭ ﭼﺎﻩ ﺍﺯ ﺧﺎﺭﺝ ﺑﻪ ﺷﺪﻥ ﻛﻨﺪﻩ ﻣﺼﺎﻟﺢ ﺍﻧﺘﻘﺎﻝ ،ﺣﻔﺎﺭﻱ .ﻧﻤﺎﻳﺪ ﺟﻠﻮﮔﻴﺮﻱ ﻣﺘﻪ ﺭﻭﻱ ﺑﺮ ﺁﻧﻬﺎ ﺳﻘﻮﻁ ﺍﺯ ﻭ ﺩﺍﺷﺘﻪ ﻧﮕﻪ ﺧﻮﺩ ﺩﺭ ﺭﺍ ﺧﺮﻭﺝ ﺣﺎﻝ ﺩﺭ ﺷﻨﺎﻭﺭ ﻗﻄﻌﺎﺕ ، ﻭﻳﺴﻜﻮﺯﻳﺘﻪ ﺍﻓﺰﺍﻳﺶ ﺑﺎ ﺷﻜﻞ28ﺧﺎﻛﻲ ﺑﺴﺘﺮﻫﺎﻱ ﺩﺭ ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ﺍﺟﺮﺍﻱ ﻭ ﻃﺮﺍﺣﻲ :
18.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ18 :ﺁﺯﺍﺩ ﺍﺭﺗﻔﺎﻉ ﻃﺮﺍﺣﻲ ﺑﻪ ﺭﺍ ﺳﺪ ﺑﺪﻧﻪ ﺍﺭﺗﻔﺎﻉ ﺑﺎﻳﺴﺖ ﻣﻲ ، ﺩﺭﻳﺎﭼﻪ ﺍﻣﻮﺍﺝ ﻭ ﺳﻴﻞ ﺭﻭﮔﺬﺭﻱ ﺑﺮﺍﺑﺮ ﺩﺭ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺑﺪﻧﻪ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﻣﻘﺎﻭﻣﺖ ﻋﺪﻡ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺍﻳﻦ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﺑﺰﺭﮔﻲ ﺍﻣﻮﺍﺝ ﻣﻌﺮﺽ ﺩﺭ ﻫﻤﻮﺍﺭﻩ ﺳﺪ ﺩﺭﻳﺎﭼﻪ .ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺩﺭﻳﺎﭼﻪ ﺁﺏ ﺗﺮﺍﺯ ﺍﺭﺗﻔﺎﻉ ﺍﺯ ﺑﻠﻨﺪﺗﺮ ﻣﻄﻤﺌﻨﻲ ﻭ ﻣﺸﺨﺺ ﻣﻴﺰﺍﻥ ﻭ ﺁﻣﺪﮔﻲ ﺑﺎﻻ ﻳﻜﺴﺮﻱ ،ﺳﺪ ﺩﺳﺖ ﺑﺎﻻ ﺷﻴﺮﻭﺍﻧﻲ ﻭ ﺳﺪ ﺑﺪﻧﻪ ﻣﺤﻞ ﺩﺭ ﻧﻬﺎﻳﺖ ﺩﺭ ﻭ ﻧﻤﻮﺩﻩ ﺗﻀﻌﻴﻒ ﻳﺎ ﻭ ﺗﺸﺪﻳﺪ ﺭﺍ ﻫﻤﺪﻳﮕﺮ ﺍﺳﺖ ﻣﻤﻜﻦ ﺍﻣﻮﺍﺝ .ﻧﻤﺎﻳﻨﺪ ﻭﺍﺭﺩ ﺭﺍ ﺑﺪﻧﻪ ﺑﻪ ﺿﺮﺑﻪ ﻧﻴﺮﻭﻱ ﻧﻴﺰﺍﺭﺗﻔﺎﻉ ﻋﻨﻮﺍﻥ ﺑﻪ ﻛﻪ ﺁﺯﺍﺩ ﺍﺭﺗﻔﺎﻉ ﺍﺯ ﺗﺨﻤﻴﻨﻲ ﺗﻮﺍﻥ ﻣﻲ ﺷﺪﻩ ﺫﻛﺮ ﺍﻣﻮﺍﺝ ﻣﺸﺨﺼﺎﺕ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺍﻣﻮﺍﺝ ﺍﻳﺠﺎﺩ ﺩﺭ ﻣﻮﺛﺮ ﻋﻮﺍﻣﻞ ﺑﺮﺭﺳﻲ ﺑﺎ .ﺁﻭﺭﺩ ﺑﺪﺳﺖ ﺭﺍ ﺑﺎﺷﺪ ﻣﻲ ﻣﻄﺮﺡ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺑﺪﻧﻪ ﺭﻭﻱ ﺍﺯ ﺍﻣﻮﺍﺝ ﻋﺒﻮﺭ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﺟﻬﺖ ﻣﻄﻤﺌﻨﻪ ﻣﺸﺨﺼﺎﺕ ﻛﻨﻨﺪﻩ ﺗﻌﻴﻴﻦ ﺍﺻﻠﻲ ﻋﺎﻣﻞ ﺩﻭ ﻋﻨﻮﺍﻥ ﺑﻪ ﺩﺭﻳﺎﭼﻪ ﻣﺆﺛﺮ ﻃﻮﻝ ﻧﻴﺰ ﻭ ﻣﺤﻞ ﺩﺭ ﺑﺎﺩ ﺳﺮﻋﺖ ﻓﺎﻛﺘﻮﺭ ﺩﻭ ، ﺳﺪ ﻣﺨﺰﻥ ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﺩﺭ .ﺑﻮﺩ ﺧﻮﺍﻫﺪ ﻣﻮﺝ ) ﮔﺎﻩ ﻣﻮﺝ ﻳﺎ ﺩﺭﻳﺎﭼﻪ ﻣﻮﺛﺮ ﻃﻮﻝFetch:( ﻧﻈﺮ ﺩﺭ ﺑﺎﺩ ﺟﻬﺖ ﺑﺮﺍﻱ ﺗﻮﺍﻧﻴﻢ ﻣﻲ ﻛﻪ ﻣﺨﺘﻠﻔﻲ ﻫﺎﻱ ﺟﻬﺖ ﻫﻤﭽﻨﻴﻦ ﻭ ﺁﺏ ﺗﺮﺍﺯ ﺳﻄﺢ ﻧﻴﺰ ﻭ ﺳﺪ ﻣﺨﺰﻥ ﺗﻮﭘﻮﮔﺮﺍﻓﻲ ﻧﻘﺸﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻳﺎ ﺩﺭﻳﺎﭼﻪ ﻣﺆﺛﺮ ﻃﻮﻝ ،ﻣﺮﺑﻮﻃﻪ ﺷﻜﻞ ﻭ ﻫﺎ ﻃﺮﺍﺣﻲ ﺩﺭ ﻣﺘﺪﺍﻭﻝ ﺗﺠﺮﺑﻲ ﺭﻭﺍﺑﻂ ﺍﺯ ﻳﻜﻲ ﻋﻨﻮﺍﻥ ﺑﻪ ﺯﻳﺮ ﺭﺍﺑﻄﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺗﻮﺍﻧﻴﻢ ﻣﻲ ،ﺑﮕﻴﺮﻳﻢFeﺭﺍ :ﻧﻤﺎﻳﻴﻢ ﻣﺤﺎﺳﺒﻪ ﺷﻜﻞ29ﺑﺎﺩ ﻭﺯﺵ ﻓﺮﺿﻲ ﻣﺴﻴﺮ ﺍﻧﺘﺨﺎﺏ ﻭ ﺳﺪ ﺩﺭﻳﺎﭼﻪ ﻓﺮﺿﻲ ﭘﻼﻥ : ﻣﻨﺘﻬﻲ ﺳﺪ ﺗﺎﺝ ﻣﻴﺎﻧﻪ ﺑﻪ ﺳﺪ ﺩﺭﻳﺎﭼﻪ ﻛﺮﺍﻧﻪ ﺍﺯ ﻣﺴﻴﺮ ﺍﻳﻦ ﻛﻪ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﺑﺎﺩ ﻭﺯﺵ ﺟﻬﺖ ﻋﻨﻮﺍﻥ ﺑﻪ ﺭﺍ ﺟﻬﺖ ﻳﻚ ﺍﺑﺘﺪﺍ ،ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﺩﺭ ﺍﺯ ﻣﺤﺪﻭﺩﻩ ﻳﻚ ﺍﻧﺘﺨﺎﺏ ﺑﺎ ﺳﭙﺲ .ﺷﻮﺩ ﻣﻲ45ﺗﺎ ﺩﺭﺟﻪ -45ﺯﻭﺍﻳﺎﻱ ﺑﻪ ﻣﺤﺪﻭﺩﻩ ﺍﻳﻦ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ ﻭ ﻣﺬﻛﻮﺭ ﺍﻣﺘﺪﺍﺩ ﺍﺯ ﺑﻌﺪ ﻭ ﻗﺒﻞ ﺩﺭﺟﻪ + ﻃﻮﻝ ﻣﺤﺎﺳﺒﻪ ﺟﻬﺖ ﺍﻟﺬﻛﺮ ﻓﻮﻕ ﻓﺮﻣﻮﻝ ﺍﺯ ،(ﺷﻮﺩ ﻣﻲ ﺗﺮ ﺩﻗﻴﻖ ﺷﺪﻩ ﻣﺤﺎﺳﺒﻪ ﻣﻘﺪﺍﺭ ،ﺑﺎﺷﺪ ﻛﻮﭼﻜﺘﺮ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ ﻣﻘﺎﺩﻳﺮ )ﻫﺮﭼﻪ ﻣﺴﺎﻭﻱ ﻣﺬﻛﻮﺭ ﺭﺍﺑﻄﻪ ﺩﺭ .ﮔﺮﺩﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺩﺭﻳﺎﭼﻪ ﻣﺆﺛﺮﻭ ﺑﺎﺩ ﺟﺮﻳﺎﻥ ﻣﺴﻴﺮ ﺗﺎ ﺍﻣﺘﺪﺍﺩ ﻫﺮ ﻫﺎﻱ ﺯﺍﻭﻳﻪ ،ﻫﺎﺣﺪﻓﺎﺻﻞ ﺍﻣﺘﺪﺍﺩ ﻫﺮ ﻃﻮﻝ ،ﻫﺎ ﻃﻮﻝ ﻣﺤﺎﺳﺒﻪ ﺍﺯ ﭘﺲ .ﺑﺎﺷﺪ ﻣﻲ ﺩﺭﻳﺎﭼﻪ ﻟﺒﻪ ﻭ ﺗﺎﺝ ﻣﻴﺎﻧﻪFeﻭ ﻛﺮﺩﻩ ﺍﻧﺘﺨﺎﺏ ﺭﺍ ﻣﺨﺘﻠﻔﻲ ﻣﺴﻴﺮﻫﺎﻱ ،ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﺟﻬﺖ ﺩﺭ ،ﻣﺴﻴﺮ ﺍﻳﻦ ﺩﺭ ﺩﺭ ﻣﺤﺎﺳﺒﺎﺕ ﺩﺭ ﺩﺭﻳﺎﭼﻪ ﻣﺆﺛﺮ ﻃﻮﻝ ﻋﻨﻮﺍﻥ ﺑﻪ ﺭﺍ ﺁﻣﺪﻩ ﺑﺪﺳﺖ ﻣﻘﺎﺩﻳﺮ ﻣﺎﻛﺰﻳﻤﻢ ،ﭘﺎﻳﺎﻥ ﺩﺭ ﻭ ﻣﺤﺎﺳﺒﻪ ﺭﺍ ﺍﻱ ﺟﺪﺍﮔﺎﻧﻪ ﻣﻮﺛﺮ ﻃﻮﻝ ،ﻳﻚ ﻫﺮ ﺑﺮﺍﻱ .ﮔﻴﺮﻳﻢ ﻣﻲ ﻧﻈﺮ ﺑﺎﺩ ﺳﺮﻋﺖ ﺍﺯ ﻛﻪ ﺻﻮﺭﺗﻲ ﺩﺭ ﺩﺍﺷﺖ ﺗﻮﺟﻪ ﺑﺎﻳﺪ100ﻭ ﺷﺪﻩ ﺍﺳﺘﻔﺎﺩﻩ ﻧﺮﻣﺎﻝ ﺗﺮﺍﺯ ﺍﺯ ﺩﺭﻳﺎﭼﻪ ﻣﻮﺛﺮ ﻃﻮﻝ ﻣﺤﺎﺳﺒﺎﺕ ﺟﻬﺖ ،ﺷﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﺳﺎﻟﻪ ﺑﺎﺩ ﺳﺮﻋﺖ ﺍﺯ ﺍﮔﺮ10.ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺤﺮﺍﻧﻲ ﻳﺎ ﻣﺎﻛﺰﻳﻤﻢ ﺗﺮﺍﺯ ﺍﺯ ،ﺷﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﺳﺎﻟﻪ -45° +45° ﺑﺎﺩ ﻭﺯﺵ ﻓﺮﺿﻲ ﻣﺴﻴﺮLi αi
19.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ19 ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﺭﻭﻱ ﻣﺘﻮﺳﻂ ﺳﺮﻋﺖ: ﻣﻮﺟﻮﺩ ﻫﻮﺍﺷﻨﺎﺳﻲ ﺍﻃﻼﻋﺎﺕ ﺍﺯ ﺭﺍ ﺳﺪ ﺩﺭﻳﺎﭼﻪ ﻣﺤﻞ ﺩﺭ ﺑﺎﺩ ﺳﺮﻋﺖ ﺑﺎﻳﺴﺖ ﻣﻲ ﺍﺑﺘﺪﺍ ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﺭﻭﻱ ﺑﺮ ﺑﺎﺩ ﺳﺮﻋﺖ ﺁﻭﺭﺩﻥ ﺑﺪﺳﺖ ﺑﺮﺍﻱ ﻭ ﻣﺨﺰﻥ ﺁﺑﮕﻴﺮﻱ ﺍﺯ ﻗﺒﻞ ﺑﻪ ﻣﺮﺑﻮﻁ ﻣﺬﻛﻮﺭ ﺳﺮﻋﺖ ﺍﻳﻨﻜﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ .ﺁﻭﺭﺩ ﺑﺪﺳﺖ ﻣﺴﺘﻘﻴﻢ ﮔﻴﺮﻱ ﺍﻧﺪﺍﺯﻩ ﺑﺎ ﭘﺮﻭژﻩ ﺍﻫﻤﻴﺖ ﻭ ﻧﻴﺎﺯ ﺻﻮﺭﺕ ﺩﺭ ﻭ ﺳﺪ ﻣﺨﺰﻥ ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﺭﻭﻱ ﺑﺮ ﺑﺎﺩ ﺳﺮﻋﺖ ﻣﻘﺪﺍﺭ ﺗﺠﺮﺑﻲ ﺭﻭﺷﻬﺎﻱ ﺑﺎ ﺑﺎﻳﺴﺖ ﻣﻲ ، ﺑﺎﺷﺪ ﻣﻲ ﺩﺭﻳﺎﭼﻪ ﻛﻒ ﻣﺠﺎﻭﺭﺕ ﺩﺭ ﺑﺎﺩ ﺳﺮﻋﺖ ﺑﻪ ﻣﺮﺑﻮﻁ .ﺁﻭﺭﺩ ﺑﺪﺳﺖ ﺷﺪ ﺧﻮﺍﻫﺪ ﺁﺑﮕﻴﺮﻱ ﺁﻳﻨﺪﻩ ﺩﺭ ﻛﻪ ﺟﺪﻭﻝ ﺩﺭ ﻣﻨﺪﺭﺝ ﺿﺮﺍﺋﺐ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ﻭ ﺩﺭﻳﺎﭼﻪ ﻣﺆﺛﺮ ﻃﻮﻝ ﺩﺍﺷﺘﻦ ﺩﺳﺖ ﺩﺭ ﺑﺎ ﺗﻮﺍﻥ ﻣﻲ ﺷﺪﻩ ﺗﻮﺻﻴﻪ ﺗﺠﺮﺑﻲ ﺭﻭﺷﻬﺎﻱ ﺍﺯ ﻳﻜﻲ ﺍﺳﺎﺱ ﺑﺮ ﻣﻘﺪﺍﺭ ﺁﻧﺠﺎ ﺍﺯ ﻭ ﺗﻌﻴﻴﻦ ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﺩﺭ ﺑﺎﺩ ﻣﺘﻮﺳﻂ ﺳﺮﻋﺖ ﺑﻪ ﻣﺨﺰﻥ ﻛﻒ ﺩﺭ ﺑﺎﺩ ﺳﺮﻋﺖ ﺗﺒﺪﻳﻞ ﺿﺮﻳﺐ ﻋﻨﻮﺍﻥ ﺑﻪ ﺭﺍ ﺿﺮﻳﺒﻲ ،ﺯﻳﺮuﺑﻪ ﺭﺍ .ﺯﺩ ﺗﺨﻤﻴﻦ ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﺭﻭﻱ ﺑﺮ ﺑﺎﺩ ﻣﺘﻮﺳﻂ ﺳﺮﻋﺖ ﻋﻨﻮﺍﻥ 8>4/68/42/36/18/0:ﺩﺭﻳﺎﭼﻪ ﻣﻮﺛﺮ ﻃﻮﻝ 1/028/126/121/113/108/1ﺳﺮﻋﺖ ﺗﺒﺪﻳﻞ ﺿﺮﻳﺐ ﺟﺪﻭﻝ1ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﺭﻭﻱ ﺑﺮ ﺑﺎﺩ ﺳﺮﻋﺖ ﺗﺒﺪﻳﻞ ﺿﺮﺍﺋﺐ : ﻣﺸﺨﺼﻪ ﻣﻮﺝ ﺍﺭﺗﻔﺎﻉ(Hs): ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺻﻮﺭﺕ ﺍﻳﻦ ﺩﺭ ﻛﻪ ﻛﻨﻨﺪ ﺗﻀﻌﻴﻒ ﻳﺎ ﻭ ﺗﺸﺪﻳﺪ ﺭﺍ ﻳﻜﺪﻳﮕﺮ ﺍﺳﺖ ﻣﻤﻜﻦ ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﻫﺎﻱ ﻣﻮﺝ ،ﺷﺪﻩ ﮔﻔﺘﻪ ًﻼﻗﺒ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ ﺑﻪ ﻣﺮﺑﻮﻁ ﻣﺘﻮﺳﻂ ﻣﻮﺝ ﺍﺭﺗﻔﺎﻉ ﺗﻌﺮﻳﻒ ﻃﺒﻖ ، ﻣﺮﺑﻮﻃﻪ ﻧﺮﻣﺎﻝ ﺗﻮﺯﻳﻊ ﺗﺎﺑﻊ ﺗﺮﺳﻴﻢ ﻭ ﺁﻣﺎﺭﻱ ﻫﺎﻱ ﺭﻭﺵ ﺑﺎ ﺗﻮﺍﻥ ﻣﻲ ،ﻣﻮﺝ ﺯﻧﺠﻴﺮﻩ ﻳﻚ ﺑﺮﺭﺳﻲ 33) ﻣﺸﺨﺼﻪ ﻣﻮﺝ ﺍﺭﺗﻔﺎﻉ ﻳﺎ ﻣﺘﻮﺳﻂ ﻋﻨﻮﺍﻥ ﺑﻪ ﺩﻟﺨﻮﺍﻩ ﻣﻮﺝ ﺯﻧﺠﻴﺮﻩ ﺩﺭ ﺭﺍ ﺍﻣﻮﺍﺝ ﺍﺯ ﺩﺭﺻﺪHsﻣﻘﺪﺍﺭ ﻣﺤﺎﺳﺒﻪ ﺍﺯ ﭘﺲ .ﻛﺮﺩ ﻣﻌﺮﻓﻲ (Hs، :ﺑﻮﺩ ﺧﻮﺍﻫﺪ ﻣﺤﺎﺳﺒﻪ ﻗﺎﺑﻞ ،ﺯﻳﺮ ﺭﻭﺍﺑﻂ ﺑﺎ ﻣﻄﺎﺑﻖ ﻧﻴﺰ ﻣﻮﺝ ﺑﻪ ﻣﺮﺑﻮﻁ ﻣﺸﺨﺼﺎﺕ ﺩﻳﮕﺮ Hd = 0.5 Hs()ﻣﺘﻮﺳﻂH0.01 = 1.67 HsH0.1 = 1.27 HsHmax = 2 Hs ﻣﺤﺎﺳﺒﻪ ﺑﺮﺍﻱHsﺍﻳﻦ ﺩﺭ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﺯﻳﺮ ﺭﺍﺑﻄﻪ ،ﻫﺎ ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﻣﺸﻬﻮﺭﺗﺮﻳﻦ ﻛﻪ ﻧﻤﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﻣﺨﺘﻠﻔﻲ ﺗﺠﺮﺑﻲ ﺭﻭﺍﺑﻂ ﺍﺯ ﺗﻮﺍﻥ ﻣﻲ ﻧﻴﺰ ، ﺭﺍﺑﻄﻪu، ﺩﺭﻳﺎﭼﻪ ﺳﻄﺢ ﺩﺭ ﺑﺎﺩ ﺳﺮﻋﺖFeﻭ ﺩﺭﻳﺎﭼﻪ ﻣﻮﺛﺮ ﻃﻮﻝg.ﺑﺎﺷﺪ ﻣﻲ ﺛﻘﻞ ﺷﺘﺎﺏ ﻛﻪ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ﻧﻴﺰ ﻭ ﺁﺯﺍﺩ ﺍﺭﺗﻔﺎﻉ ﺑﺎ ﺭﺍﺑﻄﻪ ﺩﺭ ﻧﻈﺮ ﻣﻮﺭﺩ ﻋﻤﺪﻩ ﭘﺎﺭﺍﻣﺘﺮﻫﺎﻱ ﺗﻮﺍﻥ ﻣﻲ ،ﻣﺸﺨﺼﻪ ﻣﻮﺝ ﺍﺭﺗﻔﺎﻉ ﻣﺤﺎﺳﺒﻪ ﺍﺯ ﭘﺲ ﺩﺍﺷﺘﻦ ﺩﺳﺖ ﺩﺭ ﺑﺎ ﺗﻮﺍﻥ ﻣﻲ ﺯﻳﺮ ﺷﻜﻞ ﻣﻄﺎﺑﻖ ﻣﺜﺎﻝ ﻋﻨﻮﺍﻥ ﺑﻪ .ﻧﻤﻮﺩ ﻣﺤﺎﺳﺒﻪ ﺭﺍ ﺷﺪ ﺧﻮﺍﻫﺪ ﭘﺮﺩﺍﺧﺘﻪ ﺁﻥ ﺑﻪ ﺑﻌﺪ ﺑﺨﺶ ﺩﺭHsﻣﻄﺎﺑﻖ ﻣﻘﺪﺍﺭ ﺯﻳﺮ ﻓﺮﻣﻮﻝRwﺁﺯﺍﺩ ﺍﺭﺗﻔﺎﻉ ﺁﻧﺠﺎ ﺍﺯ ﻭ ﻣﺤﺎﺳﺒﻪ ﺭﺍ)Free Board(:ﻧﻤﻮﺩ ﻣﺤﺎﺳﺒﻪ ﻃﺮﺍﺣﻲ ﻫﺎﻱ ﻧﺎﻣﻪ ﺁﻳﻴﻦ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺭﺍ ﺷﻜﻞ30ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﺑﺎ ﺍﻣﻮﺍﺝ ﻭﺑﺮﺧﻮﺭﺩ ﺁﺏ ﺳﻄﺢ ﺑﺎﻻﺁﻣﺪﮔﻲ : S ﺁﺏ ﻣﺪ ﻳﺎ ﺗﺠﻤﻊ Rw
20.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ20 Rw = r.Hs ﻣﻘﺪﺍﺭ ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﺩﺭrﺍﺯ ﺁﻥ ﻣﻘﺪﺍﺭ ﻭ ﺩﺍﺷﺘﻪ ﺑﺴﺘﮕﻲ ﺯﺑﺮﻱ ﻭ ﺷﻴﺮﻭﺍﻧﻲ ﺷﻴﺐ ﭼﻮﻥ ﻣﻬﻤﻲ ﻋﻮﺍﻣﻞ ﺑﻪ5/0ﺗﺎ5/2ﺍﻳﻦ ﺩﺭ .ﺑﺎﺷﺪ ﻣﻲ ﻣﺘﻐﻴﺮ ﺳﻄﺢ ﺑﻮﺩﻥ ﺻﺎﻑ ﺑﺎ ﺑﺎﻟﻌﻜﺲ ﻭ ﻛﻤﺘﺮ ﺿﺮﻳﺐ ﺍﻳﻦ ﻣﻘﺪﺍﺭ ، ﺑﺎﺷﺪ ﻛﻤﺘﺮ ﻧﻴﺰ ﺷﻴﺮﻭﺍﻧﻲ ﺷﻴﺐ ﻭ ﺑﻴﺸﺘﺮ ﺷﻴﺮﻭﺍﻧﻲ ﺳﻄﺢ ﺯﺑﺮﻱ ﻫﺮﭼﻪ ﺭﺍﺳﺘﺎ .ﮔﺮﺩﺩ ﻣﻲ ﺑﻴﺸﺘﺮ ﺿﺮﻳﺐ ﻣﻘﺪﺍﺭ ، ﺷﻴﺮﻭﺍﻧﻲ ﺷﻴﺐ ﺍﻓﺰﺍﻳﺶ ﻭ ﺷﻴﺮﻭﺍﻧﻲ :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺳﺖ ﭘﺎﺋﻴﻦ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ﻫﺰﻳﻨﻪ ﻭ ﭘﻴﭽﻴﺪﻩ ﻃﺮﺍﺣﻲ ﺑﻪ ﻧﻴﺎﺯ ﻛﻪ ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺳﻴﻼﺏ ﻭ ﺷﺪﻳﺪ ﻫﺎﻱ ﺑﺎﺭﺍﻥ ﭼﻮﻥ ﻣﺨﺮﺑﻲ ﻋﻮﺍﻣﻞ ﺑﺮﺍﺑﺮ ﺩﺭ ﺗﻨﻬﺎ ﺩﺳﺖ ﭘﺎﻳﻴﻦ ﺷﻴﺮﻭﺍﻧﻲ ﻳﺎ ﻭ ﺩﺳﺖ ﺑﺎﻻ ﭘﻮﺷﺶ ﻣﺠﺎﺯ ﺍﺯﺣﺪ ﺧﺎﺭﺝ ﻣﺼﺎﻟﺢ ﺑﺎ ،ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﺍﻳﻦ ًﻻﻣﻌﻤﻮ ،ﺍﻣﺮ ﻫﻤﻴﻦ ﺧﺎﻃﺮ ﺑﻪ .ﻧﺪﺍﺭﺩ ﻣﺤﺎﻓﻆ ﭘﻮﺷﺶ ﺑﺮﺍﻱ ﻓﺮﺍﻭﺍﻧﻲ ﺍﺟﺮﺍﻳﻲ ﮔﻴﺎﻫﻲ ﻫﺎﻱ ﭘﻮﺷﺶ ﻣﻮﺭﺩ ﺩﺭ .ﺷﻮﺩ ﻣﻲ ﺩﺍﺩﻩ ﭘﻮﺷﺶ ،ﮔﻴﺎﻫﻲ ﻫﺎﻱ ﭘﻮﺷﺶ ﺑﺎ ﻳﺎ ﻭ ﺳﺪ ﺍﺻﻠﻲ ﺑﺪﻧﻪ ﺳﻨﮕﻲ ﻣﺼﺎﻟﺢ ﺍﺯ ﻣﺘﺸﻜﻞ ﻗﺴﻤﺘﻬﺎﻱ ﺩﻳﮕﺮ .ﻧﺸﻮﺩ ﺳﺪ ﺑﺪﻧﻪ ﺗﺨﺮﻳﺐ ﻣﻮﺟﺐ ﺯﻣﺎﻥ ﮔﺬﺷﺖ ﺑﺎ ﺗﺎ ﮔﺮﺩﺩ ﺧﻮﺩﺩﺍﺭﻱ ًﺍﺟﺪ ﻋﻤﻴﻖ ﻫﺎﻱ ﺭﻳﺸﻪ ﺑﺎ ﮔﻴﺎﻫﺎﻧﻲ ﺑﻮﺳﻴﻠﻪ ﭘﻮﺷﺶ ﺍﺯ ﻛﻪ ﻛﺮﺩ ﺩﻗﺖ ﺑﺎﻳﺪ ﻧﺪﺍﺷﺘﻪ ﻭﺟﻮﺩ ﻣﺨﺘﻠﻒ ﺣﻴﻮﺍﻧﺎﺕ ﺗﻮﺳﻂ ﺣﻔﺮﻩ ﺍﻳﺠﺎﺩ ﻳﺎ ﻭ ﺯﻧﻲ ﻧﻘﺐ ﺍﻣﻜﺎﻥ ﺗﺎ ﺑﺎﺷﺪ ﺍﻱ ﮔﻮﻧﻪ ﺑﻪ ﭘﻮﺷﺶ ﻭﺿﻌﻴﺖ ﺗﺎ ﮔﺮﺩﺩ ﺩﻗﺖ ﺑﺎﻳﺪ ﻫﻤﭽﻨﻴﻦ .ﺑﺎﺷﺪ ﺷﻜﻞ31ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺳﺖ ﭘﺎﺋﻴﻦ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ﺍﻧﻮﺍﻉ : :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺳﺖ ﺑﺎﻻ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ﺿﺮﺑﻪ ﻧﻴﺮﻭﻱ ﺟﻤﻠﻪ ﺍﺯ ﻣﺨﺮﺑﻲ ﻧﻴﺮﻭﻫﺎﻱ ﻣﻘﺎﺑﻞ ﺩﺭ ، ﺩﺳﺖ ﭘﺎﺋﻴﻦ ﺷﻴﺮﻭﺍﻧﻲ ﺩﺭ ﺷﺪﻩ ﺫﻛﺮ ﻣﻮﺍﺭﺩ ﺑﺮ ﻋﻼﻭﻩ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺳﺖ ﺑﺎﻻ ﺷﻴﺮﻭﺍﻧﻲ ﻃﺮﺍﺣﻲ ﺩﺭ ﺩﻗﺖ ﻟﺬﺍ .ﺩﺍﺭﺩ ﻗﺮﺍﺭ ﻧﻴﺰ ﭘﻮﺳﺘﻪ ﻣﺼﺎﻟﺢ ﺷﺴﺘﮕﻲ ﺧﻄﺮ ﻣﻌﺮﺽ ﺩﺭ ﻭ ﺩﺍﺷﺘﻪ ﻗﺮﺍﺭ ﻧﻴﺰ ﺷﻨﺎﻭﺭ ﺩﺭﺧﺖ ﻫﺎﻱ ﺗﻨﻪ ﻭ ﻳﺦ ﻗﻄﻌﺎﺕ ﻭ ﻣﻮﺝ ﺗﺎ ﺟﻬﺎﻥ ﺳﺪﻫﺎﻱ ﺍﺯ ﺑﺮﺧﻲ ﺩﺭ ﺁﻥ ﺍﺟﺮﺍﻱ ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ ﻭ ﺑﻮﺩﻩ ﺍﻫﻤﻴﺖ ﺣﺎﺋﺰ ﺑﺴﻴﺎﺭ ، ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺍﺯ ﻧﺎﺣﻴﻪ ﺍﻳﻦ ﺑﺮﺍﻱ ﻣﺤﺎﻓﻆ ﭘﻮﺷﺶ50 .ﺷﻮﺩ ﻣﻲ ﺷﺎﻣﻞ ﻧﻴﺰ ﺭﺍ ﺳﺪ ﺑﺪﻧﻪ ﻛﻞ ﻫﺰﻳﻨﻪ ﺩﺭﺻﺪ ﻣﺤﺎﻓﻈﺖ ﺑﺮ ﻋﻼﻭﻩ ﺑﺎﻳﺴﺖ ﻣﻲ ، ﺑﺎﺷﻨﺪ ﻣﻲ ﺭﺳﻲ ﻫﺴﺘﻪ ﻓﺎﻗﺪ ﻛﻪ ﻫﻤﮕﻦ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ﻛﻪ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡ ﻧﻤﺎﻳﺪ ﺟﻠﻮﮔﻴﺮﻱ ﺩﺳﺖ ﭘﺎﺋﻴﻦ ﺳﻤﺖ ﺑﻪ ﺑﺎﻻﺩﺳﺖ ﺍﺯ ﺁﺏ ﺟﺮﻳﺎﻥ ﻋﺒﻮﺭ ﺍﺯ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ ﻏﺸﺎء ﻳﻚ ﻋﻨﻮﺍﻥ ﺑﻪ ﻭﺍﺭﺩﻩ ﻧﻴﺮﻭﻫﺎﻱ ﺑﺮﺍﺑﺮ ﺩﺭ ﺳﺪ ﺑﺎﻻﺩﺳﺖ .ﺑﻮﺩ ﺧﻮﺍﻫﺪ ﻣﻄﺮﺡ ﺑﺎﻻﺩﺳﺖ ﺩﺭ ﺷﻴﺮﻭﺍﻧﻲ ﺍﺯ ﻣﺤﺎﻓﻈﺖ ﺑﺤﺚ ﺗﻨﻬﺎ ﻏﻴﺮﻫﻤﮕﻦ ﺳﺪﻫﺎﻱ ﺩﺭ ﻭﻟﻲ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ، ﺷﺪﻩ ﺫﻛﺮ ﺗﻮﺿﻴﺤﺎﺕ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ .ﺑﺎﺷﺪ ﻣﻲ ﻣﺘﻔﺎﻭﺕ ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﻧﻮﻉ ﻭ ﺳﺪ ﭘﻮﺷﺶ ﺍﺟﺮﺍﻳﻲ ﻫﺎﻱ ﺭﻭﺵ :ﮔﺮﺩﺩ ﺍﺟﺮﺍ ﻭ ﻃﺮﺍﺣﻲ ﺯﻳﺮ ﺭﻭﺷﻬﺎﻱ ﺍﺯ ﻳﻜﻲ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﺳﻨﮕﻲ ﭘﻮﺷﺶ(Rip Rap): ﻏﺸﺎء ﻳﻚ ﻋﻨﻮﺍﻥ ﺑﻪ ﻭ ﺑﻮﺩﻩ ﺍﺟﺮﺍ ﻗﺎﺑﻞ ﺭﺳﻲ ﻫﺴﺘﻪ ﺑﺎ ﻫﻤﮕﻦ ﻏﻴﺮ ﺳﺪﻫﺎﻱ ﺩﺭ ﺗﻨﻬﺎ ﺑﺎﺷﺪ ﻣﻲ ﭘﻮﺷﺶ ﻧﻮﻉ ﺗﺮﻳﻦ ﻣﺘﺪﺍﻭﻝ ﻛﻪ ﭘﻮﺷﺶ ﻧﻮﻉ ﺍﻳﻦ ﺷﺪﻩ ﺭﻳﺨﺘﻪ ﺳﻨﮕﻲ ﭘﻮﺷﺶ ﺭﻭﺵ ﺩﻭ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﺍﺟﺮﺍﻳﻲ ﻧﻈﺮ ﺍﺯ ﺳﻨﮕﻲ ﭘﻮﺷﺶ ، ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﺑﺎﺷﺪ ﻧﻤﻲ ﺑﺮﺭﺳﻲ ﻗﺎﺑﻞ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ
21.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ21 )Dumped Rip Rap(ﺩﺳﺘﭽﻴﻦ ﺳﻨﮕﻲ ﭘﻮﺷﺶ ﻭ)Hand Placed Rip Rap(ﻫﺰﻳﻨﻪ ﺑﻪ ﻧﻴﺎﺯ ﺩﺳﺘﭽﻴﻦ ﺳﻨﮕﻲ ﭘﻮﺷﺶ .ﮔﺮﺩﺩ ﺍﺟﺮﺍ ،ﻣﺎﻫﺮ ﻛﺎﺭﮔﺮﻫﺎﻱ ﻛﻤﻚ ﺑﻪ ﻭ ﺑﺎﺷﺪ ﺍﻭﻝ ﺣﺎﻟﺖ ﺍﺯ ﻛﻤﺘﺮ ﺗﻮﺍﻧﺪ ﻣﻲ ﺁﻥ ﻃﺮﺍﺣﻲ ﺿﺨﺎﻣﺖ ﻋﻮﺽ ﺩﺭ ﻭﻟﻲ ،ﺩﺍﺷﺘﻪ ﺑﻴﺸﺘﺮﻱ ﺍﺟﺮﺍﻳﻲ ﻭﻗﺖ ﻭ ﻓﺮﺍﻭﺍﻥ ﻭﺳﺎﻳﻞ ﺩﻳﮕﺮ ﻭ ﻛﻤﭙﺮﺳﻲ ﻛﻤﻚ ﺑﻪ ﻫﺎ ﺳﻨﮓ ،ﺍﻭﻝ ﻧﻮﻉ ﺩﺭ ﻭﻟﻲ .ﺷﻮﻧﺪ ﻣﻲ ﻣﺤﻜﻢ ﻭ ﺟﻔﺖ ﻫﻢ ﻛﻨﺎﺭ ﺩﺭ ﺩﺳﺖ ﺑﺎ ﻭ ﻣﻨﻈﻢ ﻃﻮﺭ ﺑﻪ ﻫﺎ ﺳﻨﮓ ﻣﺮﺗﺐ ﺷﻴﺮﻭﺍﻧﻲ ﺳﻄﺢ ﺭﻭﻱ ﺑﺮ ﻛﻼﻣﺸﻞ ﻭ ﻣﻜﺎﻧﻴﻜﻲ ﺑﻴﻞ ﭼﻮﻥ ﺁﻻﺗﻲ ﻣﺎﺷﻴﻦ ﻛﻤﻚ ﺑﻪ ﺳﭙﺲ ﻭ ﺷﺪﻩ ﺭﻳﺨﺘﻪ ﺷﻴﺮﻭﺍﻧﻲ ﺭﻭﻱ ﻣﺼﺎﻟﺢ ﺣﻤﻞ ﺑﻴﺸﺘﺮ ﻭ ﺑﻮﺩﻩ ﺗﺮ ﻣﺘﺪﺍﻭﻝ ﻫﺎ ﭘﻮﺷﺶ ﺩﻳﮕﺮ ﺑﻪ ﻧﺴﺒﺖ ﺳﻨﮕﻲ ﻫﺎﻱ ﭘﻮﺷﺶ ،ﻋﻮﺍﻣﻞ ﺩﻳﮕﺮ ﻧﻴﺰ ﻭ ﻣﺼﺎﻟﺢ ﺑﻮﺩﻥ ﺩﺳﺘﺮﺱ ﺩﺭ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ .ﺷﻮﻧﺪ ﻣﻲ .ﺍﺳﺖ ﮔﺮﻓﺘﻪ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﻮﺭﺩ )ﺣﺪﻭﺩ ﺍﻱ ﻭﻣﺎﺳﻪ ﺷﻦ ﻣﺼﺎﻟﺢ ﻛﻤﻚ ﺑﻪ ﺑﺴﺘﺮﺳﺎﺯﻱ ﺍﺯ ﭘﺲ ، ﺷﺪﻩ ﺭﻳﺨﺘﻪ ﺳﻨﮕﻲ ﻫﺎﻱ ﭘﻮﺷﺶ ﻣﻨﻈﻮﺭﺍﺟﺮﺍﻱ ﺑﻪ30ﺍﺯ ﺑﺎﻳﺪ ،(ﺳﺎﻧﺘﻴﻤﺘﺮ ﺍﺯ ﻳﻜﻲ ﻛﻪ ﺍﺳﺖ ﺷﺪﻩ ﺍﺭﺍﺋﻪ ﻣﺨﺘﻠﻔﻲ ﺗﺠﺮﺑﻲ ﺭﻭﺍﺑﻂ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﻛﺮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺴﺘﺮ ﺭﻭﻱ ﺑﺮ ﻣﻨﺎﺳﺐ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﻣﺤﺪﻭﺩﻳﺖ ﺑﺎ ﺳﻨﮕﻲ ﻣﺼﺎﻟﺢ ﺑﻪ ﻣﺮﺑﻮﻁ ﻣﺘﻮﺳﻂ ﻭﺯﻥ ، ﻣﺨﺘﻠﻒ ﺭﻭﺍﺑﻂ ﺩﺭ ﻃﺮﺍﺣﻲ ﻓﺎﻛﺘﻮﺭﻫﺎﻱ ﻣﻬﻤﺘﺮﻳﻦ50ﻳﺎ ﻣﺼﺮﻓﻲ ﻫﺎﻱ ﺳﻨﮓ ﺍﺯ ﺩﺭﺻﺪﺩﺭ ﻛﻪ ﺍﺳﺖ :ﻧﻤﻮﺩ ﻣﺤﺎﺳﺒﻪ ﺯﻳﺮ ﺷﺮﺡ ﺑﻪ ﺁﻧﺮﺍ ﻣﻘﺪﺍﺭ ﺗﻮﺍﻥ ﻣﻲ ﺷﺪﻩ ﺍﺭﺍﺋﻪ ﻣﺤﺎﺳﺒﺎﺗﻲ ﺗﺠﺮﺑﻲ ﺭﺍﺑﻄﻪ ﻣﺸﻬﻮﺭﺗﺮﻳﻦ ،ﻓﻮﻕ ﺭﺍﺑﻄﻪ ﺩﺭγﭼﮕﺎﻟﻲ،ﺁﺏHw= 1.27Hs،β،ﺷﻴﺮﻭﺍﻧﻲ ﺯﺍﻭﻳﻪGsﺧﺸﻚ ﭼﮕﺎﻟﻲﺑﺎﻻﺧﺮﻩ ﻭ ﻣﺼﺮﻓﻲ ﻫﺎﻱ ﺳﻨﮓKﻣﺮﺑﻮﻁ ﺿﺮﻳﺒﻲﺑﻪ ﻣﻘﺪﺍﺭ .ﺑﺎﺷﺪ ﻣﻲ ﻣﺼﺮﻓﻲ ﻫﺎﻱ ﺳﻨﮓ ﺷﻜﻞKﺣﺪﻭﺩ ﺗﻴﺰﮔﻮﺷﻪ ﻫﺎﻱ ﺳﻨﮓ ﺑﺮﺍﻱ5/2ﺣﻔﺎﺭﻱ ﺍﺯ ﺣﺎﺻﻞ ﺩﺭﺷﺖ ﻫﺎﻱ ﺳﻨﮓ ﺑﺮﺍﻱ ﻭ ﺑﻮﺩﻩ ﺣﺪﻭﺩ27/4.ﺑﺎﺷﺪ ﻣﻲ ) ﻧﺒﺎﺷﺪ ﺳﺒﻚ ﻭ ﺑﻮﺩﻩ ﻛﺎﻓﻲ ﺩﺍﻧﺴﻴﺘﻪ ﺩﺍﺭﺍﻱ ﺑﺎﻳﺪ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻫﺎﻱ ﺳﻨﮓ ﻛﻪ ﺩﺍﺷﺖ ﺗﻮﺟﻪ ﺑﺎﻳﺪﺁﺯﻣﺎﻳﺸﺎﺕ ﻭ ( ﺑﺮﺍﺑﺮ ﺩﺭ ﻣﻘﺎﻭﻣﺖ ﻭ ﻫﺎ ﺳﻮﻟﻔﺎﺕ ﺑﺎ ﻭﺍﻛﻨﺶ ،ﺁﺏ ﺟﺬﺏ ﺩﺭﺻﺪ ﭼﻮﻥ ﻣﺨﺘﻠﻒ12ﺩﺭ ﻭ ﺍﻧﺠﺎﻡ ﻫﺎ ﺁﻥ ﻫﺎﻱ ﻧﻤﻮﻧﻪ ﺭﻭﻱ ﺑﺮ ﺍﻧﺠﻤﺎﺩ ﻭ ﺫﻭﺏ ﺳﻴﻜﻞ .ﮔﻴﺮﻧﺪ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﺑﻮﺩﻥ ﻣﻨﺎﺳﺐ ﺻﻮﺭﺕ :ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ﺯﻳﺮ ﻣﻮﺍﺭﺩ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﺳﻨﮕﻲ ﭘﻮﺷﺶ ﻃﺮﺍﺣﻲ ﺩﺭ ﻣﻬﻢ ﻧﻜﺎﺕ ﺩﻳﮕﺮ ﺍﺯ -ﻣﺤﺎﺳﺒﻪ ﺍﺯ ﭘﺲﻣﻘﺪﺍﺭ ،ﻭﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ﺩﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻗﺎﺑﻞ ﺳﻨﮕﻬﺎﻱ ﻭﺯﻥ ﻣﻴﻨﻴﻤﻢ ﻭ ﻣﺎﻛﺰﻳﻤﻢ ﻋﻨﻮﺍﻥ ﺑﻪ :ﺑﺎﺷﺪ ﻣﻲ ﺗﻌﻴﻴﻦ ﻗﺎﺑﻞ ﺯﻳﺮ ﺻﻮﺭﺕ ﺑﻪ ﺑﺎﻻﺩﺳﺖ ﺷﻜﻞ32ﺷﻜﻞ ﺩﺳﺘﭽﻴﻦ ﺳﻨﮕﻲ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ :33ﺷﺪﻩ ﺭﻳﺨﺘﻪ ﺳﻨﮕﻲ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ : :ﺑﺘﻨﻲ ﭘﻮﺷﺶ ،ﺷﺪﻩ ﺭﻳﺨﺘﻪ ﺩﺭﺟﺎ ﺑﺘﻨﻲ ﻫﺎﻱ ﺩﺍﻝ ﻛﻤﻚ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﭘﻮﺷﺶ ﻧﻮﻉ ﺍﻳﻦﭘﻴﺶ ﺑﺘﻨﻲ ﻫﺎﻱ ﺑﻠﻮﻙ ﻳﺎ ﻭ ﺳﺎﺧﺘﻪ ﭘﻴﺶ ﺑﺘﻨﻲ ﻫﺎﻱ ﺩﺍﻝ ، ﺁﺏ ﺟﺮﻳﺎﻥ ﺑﺮﺍﺑﺮ ﺩﺭ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ ﺳﻄﺤﻲ ﺍﻳﺠﺎﺩ ﻭ ﺑﻨﺪﻱ ﺁﺏ ﺍﻣﻜﺎﻥ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺳﺎﺧﺘﻪ ﭘﻴﺶ ﻭ ﺩﺭﺟﺎ ﺑﺘﻨﻲ ﻫﺎﻱ ﺩﺍﻝ .ﺷﻮﺩ ﺍﺟﺮﺍ ،ﺷﺪﻩ ﺳﺎﺧﺘﻪ
22.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ22 ﻣﻨﺎﺳﺐ ﺳﻨﮕﻬﺎﻱ ﺗﺄﻣﻴﻦ ﻛﻪ ﻣﻨﺎﻃﻘﻲ ﺩﺭ ﻫﻤﭽﻨﻴﻦ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ ﻏﺸﺎء ﻋﻨﻮﺍﻥ ﺑﻪ ﻫﻤﮕﻦ ﻏﻴﺮ ﺳﺪﻫﺎﻱ ﺩﺭ ﺗﻮﺍﻧﺪ ﻣﻲ ، ﺑﺘﻦ ﺟﻨﺲ ﺍﺯ ﻭﺟﻬﻲ ﭼﻨﺪ ﺑﺘﻨﻲ ﺑﻠﻮﻛﻬﺎﻱ ﺳﺎﺧﺖ ﺑﺎ ًﺎﮔﺎﻫ ، ﺑﺎﺷﺪ ﻣﻤﻜﻦ ﻏﻴﺮ ﻳﺎ ﻭ ﻧﺒﻮﺩﻩ ﺻﺮﻓﻪ ﺑﻪ ﻣﻘﺮﻭﻥ ﺭپ ﺭﻳﭗ ﭘﻮﺷﺶ ﺍﺟﺮﺍﻱ ﺟﻬﺖ .ﺁﻭﺭﻧﺪ ﻣﻲ ﺑﻮﺟﻮﺩ ﻫﻤﮕﻦ ﻏﻴﺮ ﺳﺪﻫﺎﻱ ﺩﺭ ﺭپ ﺭﻳﭗ ﭘﻮﺷﺶ ﺑﻪ ﺷﺒﻴﻪ ﭘﻮﺷﺸﻲ ﺷﻜﻞ34ﺑﺘﻨﻲ ﺩﺍﻟﻬﺎﻱ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ : ﺩﺍﻟﻬﺎﻱ ﺭﻳﺰﻱ ﺑﺘﻦ ، ﺩﺍﻟﻬﺎ ﺑﻴﻦ ﺩﺭ ﺍﻧﺒﺴﺎﻃﻲ ﺩﺭﺯ ﺭﻋﺎﻳﺖ ﺑﺎ ﻻﺯﻡ ﺑﻨﺪﻱ ﻗﺎﻟﺐ ﻭ ﻣﻨﺎﺳﺐ ﺯﻳﺮﺳﺎﺯﻱ ﺍﺯ ﭘﺲ ، ﺑﺘﻦ ﺩﺭﺟﺎ ﺑﺘﻨﻲ ﺩﺍﻟﻬﺎﻱ ﺭﻭﺵ ﺩﺭ ﻣﻴﻠﮕﺮﺩ ﺍﺯ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﻫﺎﻱ ﺩﺍﻭﻝ ﺑﻮﺳﻴﻠﻪ ﺑﺘﻨﻲ ﺩﺍﻟﻬﺎﻱ ﺣﺎﻟﺖ ﺍﻳﻦ ﺩﺭ .ﮔﺮﺩﺩ ﻣﻲ ﺍﺟﺮﺍ ﺷﻄﺮﻧﺠﻲ ﻭ ﺩﺭﻣﻴﺎﻥ ﻳﻚ ﺻﻮﺭﺕ ﺑﻪ ﺷﻴﺮﻭﺍﻧﻲ ﺭﻭﻱ ﻗﺎﺑﻠﻴﺖ ، ﺩﺍﻟﻬﺎ ﺑﻴﻦ ﺍﺗﺼﺎﻝ ﺍﻳﺠﺎﺩ ﺑﺮ ﻋﻼﻭﻩ ، ﮔﻴﺮﻧﺪ ﻣﻲ ﻗﺮﺍﺭ ﺑﺘﻨﻲ ﺩﺍﻟﻬﺎﻱ ﺩﺭﻭﻥ ﭘﻠﻴﻜﺎ ﻟﻮﻟﻪ ﺍﺯ ﺍﻱ ﻗﻄﻌﻪ ﺩﺭﻭﻥ ﮔﺮﻳﺴﻜﺎﺭﻱ ﺍﺯ ﭘﺲ ﻛﻪ ﺳﺎﺩﻩ ﺍﻧﻌﻄﺎﻑ ﻣﺼﺎﻟﺢ ﻧﻴﺰ ﻭ ﻣﺎﺳﻪ ﻭ ﺷﻦ ﻣﺜﻞ ﭘﺮﻛﻨﻨﺪﻩ ﻣﻮﺍﺩ ﺑﻮﺳﻴﻠﻪ ﻣﻮﺟﻮﺩ ﺩﺭﺯﻫﺎﻱ ، ﺩﺍﻟﻬﺎ ﺍﺟﺮﺍﻱ ﺍﺯ ﭘﺲ .ﻧﻤﺎﻳﺪ ﻣﻲ ﺗﺄﻣﻴﻦ ﺭﺍ ﺟﺰﺋﻲ ﻫﺎﻱ ﺣﺮﻛﺖ .ﺷﻮﺩ ﻣﻲ ﭘﺮ ﻣﺨﺼﻮﺹ ﻫﺎﻱ ﺭﺯﻳﻦ ﻭ ﻗﻴﺮ ، ﺁﺳﻔﺎﻟﺖ ﻣﺜﻞ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ ﺣﺎﻝ ﻋﻴﻦ ﺩﺭ ﻭ ﭘﺬﻳﺮ ﻣﺤﻞ ﺍﺯ ﺧﺎﺭﺝ ،ﻓﻠﺰﻱ ﻫﺎﻱ ﭘﻠﻴﺖ ﺷﺎﻣﻞ ﻫﺎﻳﻲ ﺩﺍﻝ ﺻﻮﺭﺕ ﺑﻪ ﻳﺎ ﻭ ﺯﺑﺎﻧﻪ ﻭ ﻛﺎﻡ ﺻﻮﺭﺕ ﺑﻪ ﺩﺍﻟﻬﺎ ﺍﻳﻦ ، ﺳﺎﺧﺘﻪ ﭘﻴﺶ ﺑﺘﻨﻲ ﻫﺎﻱ ﺩﺍﻝ ﺩﺭ ﮔﻔﺘﻪ ﺭﻭﺵ ﻣﻄﺎﺑﻖ ﻣﻨﺎﺳﺐ ﻣﺼﺎﻟﺢ ﺑﺎ ﻣﺮﺑﻮﻃﻪ ﺩﺭﺯﻫﺎﻱ ﺳﭙﺲ ﻭ ﺷﻮﻧﺪ ﻣﻲ ﻧﺼﺐ ﻣﺤﻞ ﺩﺭ ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﺯﻳﺮﺳﺎﺯﻱ ﺍﺯ ﭘﺲ ﻭ ﺷﺪﻩ ﺳﺪﺳﺎﺧﺘﻪ .ﺷﻮﺩ ﻣﻲ ﭘﻮﺷﻴﺪﻩ ﻗﺒﻞ ﻗﺴﻤﺖ ﺩﺭ ﺷﺪﻩ ﻣﺼﺎﻟﺢ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ،ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﻧﻴﺰ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮ ﻏﺸﺎء ﻋﻨﻮﺍﻥ ﺑﻪ ﺑﺘﻨﻲ ﭘﻮﺷﺶ ﺍﺯ ﺣﺎﻟﺘﻴﻜﻪ ﺩﺭ ﻭﻳﮋﻩ ﺑﻪ ﺍﻫﻤﻴﺖ ﺣﺎﺋﺰ ﻫﺎﻱ ﭘﺮﻭژﻩ ﺩﺭ ﻣﻘﻄﻌﻲ ﺑﺎ ﻛﻪ ﻣﺼﺎﻟﺢ ﺍﻳﻦ .ﺍﺳﺖ ﺿﺮﻭﺭﻱ ، ﻣﻴﺎﻧﻲ ﺩﺭﺯﻫﺎﻱ ﺍﺯ ﺁﺏ ﺟﺮﻳﺎﻥ ﻧﻔﻮﺫ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻭ ﺑﺘﻨﻲ ﺩﺍﻟﻬﺎﻱ ﺑﻴﻦ ﺍﺗﺼﺎﻝ ﺟﻬﺖ ﻭﺍﺗﺮﺍﺳﺘﺎپ ﻫﺎﻱ ﭘﺮﻭژﻩ ﺩﺭ ، ﺩﺍﺭﻧﺪ ﺭﺍ ﻻﺯﻡ ﺍﻧﻌﻄﺎﻑ ﺍﻧﺪﻙ ﺟﺎﺑﺠﺎﺋﻴﻬﺎﻱ ﺑﺮﺍﺑﺮ ﺩﺭ ، ﺁﺏ ﺑﺮﺍﺑﺮ ﺩﺭ ﻛﺎﻣﻞ ﻧﻔﻮﺫﻧﺎﭘﺬﻳﺮﻱ ﺑﺮ ﻋﻼﻭﻩ ﭘﺬﻳﺮ ﺍﻧﻌﻄﺎﻑ ﻣﺼﺎﻟﺢ ﻭ ﺗﻮﺧﺎﻟﻲ ﺑﺘﻦ ﻭ ﺩﺍﻟﻬﺎ ﺑﻴﻦ ﺩﺭﺯ ﺍﻣﺘﺪﺍﺩ ﺩﺭ ﮔﻴﺮﻱ ﻗﺮﺍﺭ ﺍﺯ ﭘﺲ ، ﺩﺍﺭﺩ ﻭﺟﻮﺩ ﺑﺘﻦ ﺑﻨﺪﻱ ﺁﺏ ﺑﻪ ﻧﻴﺎﺯ ﻛﻪ ﻛﺎﻧﺎﻟﻬﺎ ﻭ ﺁﺏ ﺑﺘﻨﻲ ﻣﺨﺎﺯﻥ ﻣﺎﻧﻨﺪ ﺩﻳﮕﺮ ﻋﻤﺮﺍﻧﻲ .ﻧﻤﺎﻳﺪ ﺗﺄﻣﻴﻦ ﺭﺍ ﻻﺯﻡ ﺑﻨﺪﻱ ﺁﺏ ، ﻧﻴﺰ ﻣﺠﺎﻭﺭ ﺩﺍﻝ ﺭﻳﺰﻱ ﺑﺘﻦ ﺍﺯ ﭘﺲ ﺗﺎ ﮔﺮﻓﺘﻪ ﻗﺮﺍﺭ ﻧﻴﺰ ﻣﺠﺎﻭﺭ ﺩﺍﻝ ﺩﺭ ، ﺩﺍﻝ ﻳﻚ ﺭﻳﺰﻱ ﺷﻜﻞ35ﺷﻜﻞ ﻣﺨﺘﻠﻒ ﻣﻘﺎﻃﻊ ﺑﺎ ﻭﺍﺗﺮﺍﺳﺘﺎپ ﻣﺼﺎﻟﺢ :36ﺩﺍﻟﻬﺎ ﺑﻴﻦ ﺩﺭ ﻭﺍﺗﺮﺍﺳﺘﺎپ ﺍﺟﺮﺍﻱ ﻧﺤﻮﻩ :
23.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ23 :ﺧﺎﻙ-ﺳﻴﻤﺎﻥ ﻫﺎﻱ ﭘﻮﺷﺶ ﻫﺎﻱ ﺷﻴﺮﻭﺍﻧﻲ ﺭﻭﻱ ﺑﺮ ﻛﻤﻲ ﺑﺴﻴﺎﺭ ﺭﻃﻮﺑﺖ ﻭ ﺧﺎﻙ ﻭ ﺳﻴﻤﺎﻥ ﺍﺯ ﻣﺨﻠﻮﻃﻲ ﭘﺨﺶ ﺑﺎ ،ﺍﺳﺖ ﻣﺘﺪﺍﻭﻝ ﺁﻣﺮﻳﻜﺎ ﺩﺭ ﺑﻴﺸﺘﺮ ﻛﻪ ﻫﺎ ﭘﻮﺷﺶ ﻧﻮﻉ ﺍﻳﻦ ﺩﺳﺖ ﺑﺎﻻﺗﺄﻣﻴﻦ ،ﺩﺍﺭ ﻭﻳﺒﺮﻩ ﻫﺎﻱ ﻏﻠﺘﻚ ﺑﺎ ﺁﻥ ﺗﺮﺍﻛﻢ ﺳﭙﺲ ﺷﻮﺩ(ﻭ ﻣﻲ ﺍﻧﺠﺎﻡ ﺍﻱ ﭘﻠﻪ ﺻﻮﺭﺕ ﺑﻪ )ﭘﺨﺶ.ﮔﺮﺩﺩ ﻣﻲ ﺷﻜﻞ37ﺳﻴﻤﺎﻥ - ﺧﺎﻙ ﺭﻭﺵ ﺑﺎ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ : :ﺩﻳﮕﺮ ﻫﺎﻱ ﭘﻮﺷﺶﭘﻮﺷﺶ ﭼﻮﻥ ﺩﻳﮕﺮﻱ ﻫﺎﻱ ﺭﻭﺵ ، ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ﺍﺟﺮﺍﻱ ﻣﻨﻈﻮﺭ ﺑﻪ ﺷﺪﻩ ﺫﻛﺮ ﻣﻮﺍﺭﺩ ﺍﺯ ﻏﻴﺮ ﺭﻭﺵ ﺑﻪ ﻧﺴﺒﺖ ﻛﻪ ﺑﺮﺩ ﻧﺎﻡ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﺍﭘﺎﻧﻮﻟﻲ ﻫﺎﻱ ﻭﺭﻕ ﺑﺎ ﭘﻮﺷﺶ ﻧﻴﺰ ﻭ ﭼﻮﺑﻲ ،(ﻛﺎﺗﺪﻳﻚ ﺣﻔﺎﻇﺖ ﻫﻤﺮﺍﻩ ﻓﻠﺰﻱ)ﺑﻪ ،ﺁﺳﻔﺎﻟﺘﻲ ، ژﺋﻮﻣﻤﺒﺮﻳﻦ ﺳﻨﮕﻲ ﻫﺎﻱ ﭘﻮﺷﺶ ﺟﺰ ﺑﻪ ، ﺷﺪ ﮔﻔﺘﻪ ﻛﻪ ﻫﻤﺎﻧﻄﻮﺭ ﻛﻪ ﺍﺳﺖ ﺍﻳﻦ ﺩﺍﺷﺖ ﺗﻮﺟﻪ ﺁﻥ ﺑﻪ ﺑﺎﻳﺪ ﻛﻪ ﺍﻱ ﻧﻜﺘﻪ .ﺑﺎﺷﻨﺪ ﻣﻲ ﻣﺘﺪﺍﻭﻝ ﻛﻤﺘﺮ ،ﻗﺒﻞ ﻫﺎﻱ .ﻧﻤﺎﻳﺪ ﻋﻤﻞ ﻧﺎﺗﺮﺍﻭﺍ ﻳﺎ ﺑﻨﺪ ﺁﺏ ﻏﺸﺎء ﻳﻚ ﻋﻨﻮﺍﻥ ﺑﻪ ﺗﻮﺍﻧﺪ ﻣﻲ ﭘﻮﺷﺶ ،ﻣﻮﺍﺭﺩ ﺑﻘﻴﻪ ﺩﺭ ،ﺑﺘﻨﻲ ﻫﺎﻱ ﺑﻠﻮﻙ ﺑﺎ ﭘﻮﺷﺶ ﻭ :ﻓﻴﻠﺘﺮ ﻃﺮﺍﺣﻲ ﺩﺍﻧﻪ ﺩﺭﺷﺖ ﻫﺎﻱ ﻻﻳﻪ ﺑﻪ ﺩﺍﻧﻪ ﺭﻳﺰ ﻫﺎﻱ ﻻﻳﻪ ﻣﺼﺎﻟﺢ ﺍﺣﺘﻤﺎﻟﻲ ﺣﻤﻞ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻣﻨﻈﻮﺭ ﺑﻪ ﻣﻄﻤﺌﻦ ﺩﻓﺎﻋﻲ ﺧﻂ ﻳﻚ ﻋﻨﻮﺍﻥ ﺑﻪ ﻓﻴﻠﺘﺮ ﻛﻨﺎﺭ ﺩﺭ ﻣﺘﻔﺎﻭﺕ ﻧﺴﺒﺘﺎ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﺑﺎ ﻻﻳﻪ ﺩﻭ ﻫﺮﮔﺎﻩ ﺩﻳﮕﺮ ﺑﻴﺎﻥ ﺑﻪ .ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻫﻴﺪﺭﻭﻟﻴﻜﻲ ﮔﺮﺍﺩﻳﺎﻥ ﺗﺎﺛﻴﺮ ﺗﺤﺖ ﻣﺠﺎﻭﺭ ﺑﻪ ﺭﻳﺰﺩﺍﻧﻪ ﻣﺼﺎﻟﺢ ﺣﺮﻛﺖ ﻭ ﻧﻔﻮﺫ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻣﻨﻈﻮﺭ ﺑﻪ ، ﮔﺮﺩﺩ ﺑﺮﻗﺮﺍﺭ ﺩﺍﻧﻪ ﺩﺭﺷﺖ ﻻﻳﻪ ﺑﻪ ﺩﺍﻧﻪ ﺭﻳﺰ ﻻﻳﻪ ﺍﺯ ﺁﺏ ﺟﺮﻳﺎﻥ ﻭ ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﻳﻜﺪﻳﮕﺮ .ﻧﻤﺎﻳﺪ ﺟﻠﻮﮔﻴﺮﻱ ﺗﻐﻴﻴﺮﺍﺕ ﺍﻳﻦ ﺍﺯ ﺗﺎ ﺍﺳﺖ ﻧﻴﺎﺯ ﻓﻴﻠﺘﺮ ﺑﻪ ﻣﻮﺳﻮﻡ ﺍﻧﺘﻘﺎﻟﻲ ﺍﻱ ﻻﻳﻪ ، ﻣﺠﺎﻭﺭ ﻻﻳﻪ ﺩﺍﻧﻪ ﺩﺭﺷﺖ ﻣﺼﺎﻟﺢ ﺧﺎﻟﻲ ﻓﻀﺎﻱ ﺩﺭﻭﻥ ﻭ ﺷﺪﻩ ﺧﺎﻟﻲ ﺧﺎﻙ ﺫﺭﺍﺕ ﺑﻴﻦ ﻓﻀﺎﻱ ﺍﻭﻻ ، ﺩﺍﻧﻪ ﺩﺭﺷﺖ ﻻﻳﻪ ﻃﺮﻑ ﺑﻪ ﻣﺒﻨﺎ ﻻﻳﻪ ﺍﺯ ﺭﻳﺰ ﺫﺭﺍﺕ ﺣﺮﻛﺖ ﺑﺎ ﻓﻴﻠﺘﺮ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﻋﺪﻡ ﺻﻮﺭﺕ ﺩﺭ ﻓﺸﺎﺭ ﻭ ﺷﺪﻩ ﮔﺮﻓﺘﻪ ﺁﺏ ﻋﺒﻮﺭ ﺟﻠﻮﻱ ، ﺩﻭﻡ ﻻﻳﻪ ﺧﺎﻟﻲ ﻓﻀﺎﻫﺎﻱ ﺍﻧﺴﺪﺍﺩ ﺑﺎ ﺛﺎﻧﻴﺎ ﻭ ﻳﺎﺑﺪ ﻣﻲ ﺍﻓﺰﺍﻳﺶ ﺁﻥ ﻧﺎﭘﺎﻳﺪﺍﺭﻱ ﻭ ﺗﺨﺮﻳﺐ ﺍﺣﺘﻤﺎﻝ .ﻧﻤﻮﺩ ﺧﻮﺍﻫﺪ ﺍﻳﻔﺎ ﻧﻘﺶ ﺍﻟﺬﻛﺮ ﻓﻮﻕ ﻣﺤﺪﻭﺩﻩ ﺩﺭ ﻣﺨﺮﺑﻲ ﻋﺎﻣﻞ ﻋﻨﻮﺍﻥ ﺑﻪ ﺧﻮﺩ ﻣﻮﺿﻮﻉ ﺍﻳﻦ ﻛﻪ ﻳﺎﺑﺪ ﻣﻲ ﺍﻓﺰﺍﻳﺶ ﺷﺪﺕ ﺑﻪ ﻫﻴﺪﺭﻭﺍﺳﺘﺎﺗﻴﻜﻲ ﭘﺪﻳﺪﻩ ﻭ ﻣﺼﺎﻟﺢ ﺷﺴﺘﮕﻲ ﺁﺏ ، ﺁﺏ ﻧﺸﺖ ﺟﻤﻠﻪ ﺍﺯ ﻋﻮﺍﻣﻠﻲ ﺑﻪ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺧﺮﺍﺑﻲ ﻋﻤﺮ ﻛﻪ ﺩﻫﺪ ﻣﻲ ﻧﺸﺎﻥ ﻫﺎ ﺑﺮﺭﺳﻲPipingﺑﺴﺘﮕﻲ ﻳﺎ ﺍﻧﺘﻘﺎﻟﻲ ﻻﻳﻪ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ، ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﺑﻨﺪﻱ ﺯﻭﻥ ﮔﺮﻓﺘﻦ ﻧﻈﺮ ﺩﺭ ﺑﺎ ﻭ ﻣﺨﺘﻠﻒ ﻣﺼﺎﻟﺢ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ .ﺩﺍﺭﺩ .ﮔﺮﺩﺩ ... ﻭ ﻣﺤﺎﻓﻆ ﺳﻨﮕﻲ ﭘﻮﺷﺶ ، ﺯﻫﻜﺶ ، ﭘﻮﺳﺘﻪ ، ﻫﺴﺘﻪ ﺯﻭﻧﻬﺎﻱ ﺑﻴﻦ ﻓﺎﺻﻠﻪ ﺷﺎﻣﻞ ﺍﺳﺖ ﻣﻤﻜﻦ ﻧﻮﺍﺣﻲ ﺍﻳﻦ .ﺍﺳﺖ ﻧﺎﭘﺬﻳﺮ ﺍﺟﺘﻨﺎﺏ ﻓﻴﻠﺘﺮ ﻓﻴﻠﺘﺮ .ﺳﺎﺯﻧﺪ ﺑﺮﻗﺮﺍﺭ ﺭﺍ ﺁﺑﺸﺴﺘﮕﻲ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻭ ﻧﻔﻮﺫﭘﺬﻳﺮﻱ ﺷﺮﻁ ﺩﻭ ﺗﺎ ﮔﺮﺩﻧﺪ ﻃﺮﺍﺣﻲ ﺍﻱ ﮔﻮﻧﻪ ﺑﻪ ﺑﺎﻳﺴﺖ ﻣﻲ ﻓﻴﻠﺘﺮﻫﺎ ﻛﻠﻲ ﺑﻄﻮﺭ ) ﻧﻔﻮﺫﭘﺬﻳﺮﻱ ﺩﺍﺭﺍﻱ ﺑﺎﻳﺴﺖ ﻣﻲPermeability(ﺍﻓﺰﺍﻳﺶ ﺍﺯ ﺗﺎ ﺑﺎﺷﺪ ﺯﻳﺎﺩﻱ ًﺎﻧﺴﺒﺘﺑﻪ ﻫﻤﭽﻨﻴﻦ .ﻧﻤﺎﻳﺪ ﺟﻠﻮﮔﻴﺮﻱ ﻫﻴﺪﺭﻭﺍﺳﺘﺎﺗﻴﻜﻲ ﻓﺸﺎﺭ ) ﺁﺑﺸﺴﺘﮕﻲ ﻭ ﻣﺒﻨﺎ ﻻﻳﻪ ﺧﺎﻙ ﺭﻳﺰ ﺫﺭﺍﺕ ﺷﺪﻥ ﺷﺴﺘﻪ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻣﻨﻈﻮﺭPipingﻧﮕﻬﺪﺍﺭﻱ ﺧﺎﺻﻴﺖ ﺩﺍﺭﺍﻱ ﺑﺎﻳﺴﺖ ﻣﻲ ، (.ﺑﺎﺷﺪ ﻣﻮﺍﺩ ﺍﺯ ﻣﺘﺸﻜﻞ ﻓﻴﻠﺘﺮﻫﺎﻱ ﻭ ﺍﻱ ﺩﺍﻧﻪ ﻓﻴﻠﺘﺮ ﺭﻭﺵ ﺩﻭ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻣﺨﺘﻠﻒ ﻗﺴﻤﺘﻬﺎﻱ ﺩﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻓﻴﻠﺘﺮﻫﺎﻱ ﻧﻴﺰ ﺁﺗﻲ ﺑﺨﺸﻬﺎﻱ ﺩﺭ ﻭ ﺷﺪﻩ ﭘﺮﺩﺍﺧﺘﻪ ﺍﻱ ﺩﺍﻧﻪ ﻓﻴﻠﺘﺮﻫﺎﻱ ﻃﺮﺍﺣﻲ ﺩﺭ ﻻﺯﻡ ﻧﻜﺎﺕ ﺑﺮﺭﺳﻲ ﺑﻪ ﺑﺨﺶ ﺍﻳﻦ ﺩﺭ .ﮔﻴﺮﻧﺪ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﻮﺭﺩ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ .ﺷﺪ ﺧﻮﺍﻫﺪ ﭘﺮﺩﺍﺧﺘﻪ ﻓﻴﻠﺘﺮ ﻋﻨﻮﺍﻥ ﺑﻪ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻭ ژﺋﻮﺳﻨﺘﺘﻴﻚ ﻣﺼﺎﻟﺢ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺮﺭﺳﻲ ﺑﻪ ﺷﻜﻞ38ﻣﺘﻔﺎﻭﺕ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﺑﺎ ﻻﻳﻪ ﺩﻭ ﺑﻴﻦ ﺁﺏ ﺟﺮﻳﺎﻥ ﺑﺎ ﺭﻳﺰﺩﺍﻧﻪ ﺫﺭﺍﺕ ﺟﺎﺑﺠﺎﻳﻲ : ﺁﺏ ﺟﺮﻳﺎﻥ ﻣﺴﻴﺮ ﺩﺍﻧﻪ ﺭﻳﺰ ﺧﺎﻙ ﻻﻳﻪﺩﺍﻧﻪ ﺩﺭﺷﺖ ﺧﺎﻙ ﻻﻳﻪ
24.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ24 ﻭ ﻣﺰﺍﻳﺎ ﺩﺍﺭﺍﻱ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺳﺪﻫﺎﻱ ﺍﻛﺜﺮ ﺩﺭ ﺷﺪﻩ ﺗﺠﺮﺑﻪ ﺭﻭﺷﻲ ﻋﻨﻮﺍﻥ ﺑﻪ ﻣﻨﺎﺳﺐ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﺑﺎ ( ﺍﻱ ﻣﺎﺳﻪ ﻭ )ﺷﻦ ﺍﻱ ﺩﺍﻧﻪ ﻣﺼﺎﻟﺢ ﺍﻧﺘﺨﺎﺏ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﻧﻜﺎﺕ ﺍﻳﻦ ﺟﻤﻠﻪ ﺍﺯ ﻛﻪ ﺩﺍﺩ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﺪ ﺭﺍ ﻣﺨﺘﻠﻔﻲ ﻧﻜﺎﺕ ﺑﺎﻳﺴﺖ ﻣﻲ ﺍﻱ ﺩﺍﻧﻪ ﻓﻴﻠﺘﺮﻫﺎﻱ ﻃﺮﺍﺣﻲ ﺩﺭ .ﺑﺎﺷﺪ ﻣﻲ ﻣﺨﺘﻠﻔﻲ ﻣﻌﺎﻳﺐ .ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ﺯﻳﺮ ﻣﻮﺍﺭﺩ -ﭼﺴﺒﻨﺪﻩ ﻭ ﺩﺍﻧﻪ ﺭﻳﺰ ﻣﺼﺎﻟﺢ ﻭﺟﻮﺩ ﻋﺪﻡ ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﺩﺭ ﻣﻮﺛﺮ ﻋﻮﺍﻣﻞ ﻣﻬﻤﺘﺮﻳﻦ ﺍﺯ . ﺑﺎﺷﻨﺪ ﺭﻳﺰﺷﻲ ﺧﺎﺻﻴﺖ ﺩﺍﺭﺍﻱ ﺑﺎﻳﺪ ﺍﻱ ﺩﺍﻧﻪ ﻓﻴﻠﺘﺮ ﻣﺼﺎﻟﺢ ﺍﻟﻚ ﺍﺯ ﮔﺬﺭﻧﺪﻩ ﻣﺼﺎﻟﺢ ﻣﺠﺎﺯ ﻣﻴﺰﺍﻥ ، ﺁﻣﺮﻳﻜﺎ ﺍﺭﺗﺶ ﻣﻬﻨﺪﺳﻲ ﺍﺩﺍﺭﻩ ﻣﺜﺎﻝ ﻋﻨﻮﺍﻥ ﺑﻪ .ﺍﺳﺖ ﻓﻴﻠﺘﺮ ﻣﺼﺎﻟﺢ ﺩﺭ#200ﻳﺎﺍﺯ ﻛﻮﭼﻜﺘﺮ 0.075mm ﺭﺍ5%ﻛﻞ.ﺍﺳﺖ ﻧﻤﻮﺩﻩ ﺗﻌﻴﻴﻦ ﻓﻴﻠﺘﺮ ﻣﺼﺎﻟﺢ -ﺩﺍﻧﻪ ﺩﺭ ﺗﻐﻴﻴﺮ ﻧﺘﻴﺠﻪ ﺩﺭ ﻭ ﺧﻮﺭﺩﮔﻲ ﻭ ﺷﻜﺴﺘﮕﻲ ﺩﭼﺎﺭ ﺟﺎﺑﺠﺎﺋﻲ ﻭ ﻧﻘﻞ ﻭ ﺣﻤﻞ ﺍﺛﺮ ﺩﺭ ﻛﻪ ﺑﺎﺷﺪ ﺍﻱ ﮔﻮﻧﻪ ﺑﻪ ﺑﺎﻳﺪ ﻓﻴﻠﺘﺮ ﻣﺼﺎﻟﺢ ﺟﻨﺲ .ﻧﮕﺮﺩﺩ ﺑﻨﺪﻱ -ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﺪ ﺭﺍ ﺁﺑﺸﺴﺘﮕﻲ ﻭ ﻧﻔﻮﺫﭘﺬﻳﺮﻱ ﺷﺮﺍﺋﻂ ﻛﻪ ﺑﺎﺷﺪ ﺍﻱ ﮔﻮﻧﻪ ﺑﻪ ﺑﺎﻳﺪ ﻓﻴﻠﺘﺮ ﻣﺼﺎﻟﺢ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ، ﺷﺪ ﮔﻔﺘﻪ ﻧﻴﺰ ﻗﺒﻼ ﻛﻪ ﻫﻤﺎﻧﻄﻮﺭ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﺩﻫﺪﺷﺪﻩ ﺗﻮﺻﻴﻪ ﺗﺮﺯﺍﻗﻲ ﺗﻮﺳﻂ ﻛﻪ ﺭﻭﺍﺑﻂ ﺍﻳﻦ ﻗﺪﻳﻤﻴﺘﺮﻳﻦ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺟﻤﻠﻪ ﺍﺯ ﻛﻪ ﺍﺳﺖ ﺷﺪﻩ ﭘﻴﺸﻨﻬﺎﺩ ﻣﺨﺘﻠﻔﻲ ﺭﻭﺍﺑﻂ ) ﺑﺮﺗﺮﺍﻡ .ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ﺍﺳﺖ1940) ﺭﻭﺍﺑﻂ ﻣﻄﺎﺑﻖ ﺭﺍ ﻣﺸﺎﺑﻬﻲ ﺭﻭﺍﺑﻂ ﻧﻴﺰ (1) ﻭ (2ﺍﺭﺍﺋﻪ ﻧﻔﻮﺫﭘﺬﻳﺮﻱ ﻭ ﻧﮕﻬﺪﺍﺭﻱ ﺷﺮﺍﺋﻂ ﻛﻨﺘﺮﻝ ﻣﻨﻈﻮﺭ ﺑﻪ ( :ﺍﺳﺖ ﻧﻤﻮﺩﻩ )1(5~4 )(85 )(15 ≤ soil filter d D Piping )2(5~4 )(15 )(15 ≥ soil filter d D tyPermeabili -ﺍﺯ ﻧﺒﺎﻳﺪ ﻓﻴﻠﺘﺮ ﺩﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻣﺼﺎﻟﺢ ﺗﺮﻳﻦ ﺩﺭﺷﺖ76mm .ﻧﻴﻔﺘﺪ ﺍﺗﻔﺎﻕ ﻓﻴﻠﺘﺮ ﺩﺭ ﻫﺎ ﺩﺍﻧﻪ ﺟﺪﺍﺷﺪﮔﻲ ﺗﺎ ﺑﺎﺷﺪ ﺑﺰﺭﮔﺘﺮ -ﺧﺼﻮﺹ ﺑﻪ ﻣﺨﺘﻠﻒ ﻧﻘﺎﻁ ﺩﺭ ﻓﻴﻠﺘﺮ ﻣﺼﺎﻟﺢ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﻳﻜﻨﻮﺍﺧﺘﻲپ.ﮔﺮﺩﺩ ﺣﻔﻆ ﺑﺎﻳﺴﺘﻲ ﺭﻳﺰﺵ ﻭ ﺟﺎﺑﺠﺎﺋﻲ ﺍﺯ ﺱ -ﺗﻘﺴﻴﻢ ﺻﻮﺭﺕ ﺩﺭ ﺗﺎ ﺑﺎﺷﺪ ﺍﻱ ﮔﻮﻧﻪ ﺑﻪ ﺑﺎﻳﺪ ﻓﻴﻠﺘﺮ ﻣﺼﺎﻟﺢ ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﻧﻤﻮﺩﺍﺭﺷﺮﺍﺋﻂ ، ﺩﻳﮕﺮ ﻧﻤﻮﺩﺍﺭ ﺩﻭ ﺑﻪ ﺍﻓﻘﻲ ﺧﻂ ﻫﺮ ﺑﻮﺳﻴﻠﻪ ﻧﻤﻮﺩﺍﺭ .ﮔﺮﺩﺩ ﺑﺮﻗﺮﺍﺭ ﻣﺒﻨﺎ ﺧﺎﻙ ﻋﻨﻮﺍﻥ ﺑﻪ ﻧﻤﻮﺩﺍﺭ ﻳﻚ ﻭ ﻓﻴﻠﺘﺮ ﻋﻨﻮﺍﻥ ﺑﻪ ﻧﻤﻮﺩﺍﺭ ﻳﻚ ﻋﻨﻮﺍﻥ ﺑﻪ ﺍﻟﺬﻛﺮ ﻓﻮﻕ ﺑﻨﺪﻱ ﺩﺍﻧﻪ -ﺭﺍ ﺗﺮﻙ ﻣﺤﻞ ﺳﺮﻳﻌﺎ ﺑﺘﻮﺍﻧﺪ ﺧﺎﻙ ﺩﺭ ﺗﺮﻙ ﺑﺮﻭﺯ ﻫﻨﮕﺎﻡ ﺩﺭ ﺗﺎ ﺑﺎﺷﺪ ﺩﺍﺷﺘﻪ ﺧﻮﺑﻲ ﻛﻨﻨﺪﮔﻲ ﭘﺎﻧﺴﻤﺎﻥ ﻗﺪﺭﺕ ﺑﺎﻳﺴﺖ ﻣﻲ ﺍﻱ ﺩﺍﻧﻪ ﻓﻴﻠﺘﺮ .ﺑﮕﻴﺮﺩ ﺁﻧﺮﺍ ﮔﺴﺘﺮﺵ ﻣﻘﺎﺑﻞ ﻭ ﺗﺮﻣﻴﻢ : ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ژﺋﻮﺳﻨﺘﺘﻴﻚ ﻣﺼﺎﻟﺢ ﻛﺎﺭﺑﺮﺩ .ﺍﺳﺖ ﻳﺎﻓﺘﻪ ﺭﻭﺯﺍﻓﺰﻭﻧﻲ ﮔﺴﺘﺮﺵ ﻧﻴﺰ ژﺋﻮﺳﻨﺘﻴﻚ ﻣﺼﺎﻟﺢ ﺗﻮﻟﻴﺪ ، ﻧﻔﺘﻲ ﺍﻟﻴﺎﻓﻬﺎﻱ ﺗﻮﻟﻴﺪ ﮔﺴﺘﺮﺵ ﺑﺎﭘﻮﺷﺸﻬﺎﻱ ﻳﺎ ﻣﻨﺴﻮﺟﺎﺕ ﻫﺎ ژﺗﻮﺳﻨﺘﻴﻚ ، ﺳﺎﺯﻱ ﻣﺴﻠﺢ ﺟﻤﻠﻪ ﺍﺯ ﻣﺨﺘﻠﻔﻲ ﺍﻫﺪﺍﻑ ﺗﺎﻣﻴﻦ ﻣﻨﻈﻮﺭ ﺑﻪ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﻛﻨﺎﺭ ﺩﺭ ﻳﺎ ﻭ ﺧﺎﻙ ﺗﻮﺩﻩ ﺩﺍﺧﻞ ﺩﺭ ﻫﺴﺘﻨﺪﻛﻪ ﭘﺬﻳﺮﻱ ﺍﻧﻌﻄﺎﻑ ﻭ ﻧﺎﺯﻙ ،(ﺻﺎﻓﻲ)ﻓﻴﻠﺘﺮ ﻧﻘﺶ ﺍﻳﻔﺎﻱ ، ﻓﺮﺳﺎﻳﺶ ﻣﻬﺎﺭ ، ﺭﻃﻮﺑﺘﻲ ﺑﻨﺪﻱ ﻋﺎﻳﻖ ، ﺟﺪﺍﺳﺎﺯﻱ.ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻏﻴﺮﻩ ﻭ ﺯﻫﻜﺸﻲ ﺳﺎﻝ ﺩﺭ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﺍﻱ ﺭﺷﺘﻪ ﺗﻚ ﻫﺎﻱ ﻭﺭﻗﻪ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ، ژﺋﻮﺳﻨﺘﻴﻚ ﻣﺼﺎﻟﺢ ﻛﺎﺭﺑﺮﺩ ﺍﻭﻟﻴﻦ ﺷﺎﻳﺪ1950ﻛﻨﺘﺮﻝ ﺩﺭ ﻓﻴﻠﺘﺮ ﻋﻨﻮﺍﻥ ﺑﻪ ، ﺩﻫﻪ ﺍﻭﺍﺳﻂ ﺩﺭ .ﺍﺳﺖ ﺑﻮﺩﻩ ﺁﻣﺮﻳﻜﺎ ﻓﻠﻮﺭﻳﺪﺍﻱ ﺍﻳﺎﻟﺖ ﺩﺭ ﻓﺮﺳﺎﻳﺶ1960ﻛﻨﺘﺮﻝ ﻫﺎﻱ ﺳﻴﺴﺘﻢ ﺩﺭ ﺭﺍ ﻛﺎﺭﺑﺮﺩ ﺍﻳﻦ ، ﺁﻣﺮﻳﻜﺎ ﻣﻬﻨﺪﺳﻴﻦ ﻫﻴﺎﺕ ، ﺳﺎﻝ ﺩﺭ ﻭ ﺩﺍﺩﻩ ﻗﺮﺍﺭ ﺑﺮﺭﺳﻲ ﻣﻮﺫﺩ ﻫﺎ ﺷﻴﺐ ﺣﻔﺎﻇﺖ ﻭ ﻓﺮﺳﺎﻳﺶ1975.ﻧﻤﻮﺩﻧﺪ ﺍﺭﺍﺋﻪ ﺭﺍ ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﺩﺭ ﻓﻨﻲ ﺍﺳﺘﺎﻧﺪﺍﺭﺩﻫﺎﻱ ﺍﺯ ﺍﻱ ﻣﺠﻤﻮﻋﻪ .ﮔﺮﻓﺖ ﻗﺮﺍﺭ ﺗﻮﺟﻪ ﻣﻮﺭﺩ ﺭﻭﺵ ﻫﻤﻴﻦ ﻩ ﻫﺎ ﺭﻭﺩﺧﺎﻧﻪ ﺳﻮﺍﺣﻞ ﺣﻔﺎﻇﺖ ﻧﻴﺰ ﻫﻠﻨﺪ ﺩﺭ ﻣﺮﺣﻠﻪ ﺍﻳﻦ ﺍﺯ ﭘﺲ ﺩﻫﻪ ﺍﻭﺍﺧﺮ ﺍﺯ ژﺋﻮﺗﻜﺴﺘﺎﻳﻠﻬﺎ ﻛﺎﺭﺑﺮﺩ ﺭﺷﺪ ﺍﺯ ﭘﺲ1970ﺳﺎﻝ ﺩﺭ ، ﻓﻴﻠﺘﺮ ﻋﻨﻮﺍﻥ ﺑﻪ ﺁﻣﺮﻳﻜﺎ ﺩﺭ1977ﺑﺮﮔﺰﺍﺭ ﻫﺎ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻛﻨﻔﺮﺍﻧﺲ ﺍﻭﻟﻴﻦ ﺍﺯ ﻓﺮﺍﻭﺍﻧﻲ ﻛﺎﺭﺑﺮﺩﻫﺎﻱ ﺑﻪ ﺗﻮﺍﻥ ﻱ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﮔﺮﻓﺖ ﻗﺮﺍﺭ ﻣﻬﻨﺪﺳﻴﻦ ﻭ ﻛﺎﺭﺷﻨﺎﺳﺎﻥ ﺍﺯ ﺑﺴﻴﺎﺭﻱ ﭘﺬﻳﺮﺵ ﻭ ﺗﻮﺟﻪ ﻣﻮﺭﺩ ﻣﺼﺎﻟﺢ ﺍﻳﻦ ﻛﺎﺭﺑﺮﺩ ﻭ ) ﺟﺪﻭﻝ ﺩﺭ ﺁﻧﻬﺎ ﺍﺯ ﺗﻌﺪﺍﺩﻱ ﻛﻪ ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ﺳﺎﺯﻱ ﺳﺪ ﺻﻨﻌﺖ ﺩﺭ ﻣﺼﺎﻟﺢ ﺍﻳﻦ1.ﺍﺳﺖ ﮔﺮﺩﻳﺪﻩ ﺫﻛﺮ (
25.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ25 ﻓﻴﻠﺘﺮ ﺳﻄﺢ (ﻣﺮﺑﻊ )ﻣﺘﺮ ﻓﻴﻠﺘﺮ ﻛﺎﺭﻛﺮﺩ ﻭ ﻣﻜﺎﻥﺳﺎﺧﺖ ﺳﺎﻝﭘﻲ ﺍﺯ ﺳﺪ ﺍﺭﺗﻔﺎﻉﺳﺪ ﻧﺎﻡ ﻭ ﻛﺸﻮﺭ ﻧﺎﻡ 2900(ﺳﺮﺁﺏ )ﺩﺭ ﺭپ ﺭﻳﭗ ﭘﻮﺷﺶ ﺯﻳﺮ ﺩﺭ197917ﻣﺘﺮ/ ﺍﺳﺘﺮﺍﻟﻴﺎLoy yang 10372ﺷﻨﻲ ﭘﻮﺳﺘﻪ ﻭ ﻫﺴﺘﻪ ﺑﻴﻦ ﺩﺍﺧﻠﻲ ﻓﻴﻠﺘﺮ79-1974-/ﭼﻜﺴﻠﻮﺍﻛﻲNove mlyny 27000ﻋﻤﻮﺩﻱ ﺯﻫﻜﺶ ﺣﻔﺎﻇﺖ ﻭ ﺩﺍﺧﻠﻲ ﻓﺮﺳﺎﻳﺶ ﺍﺯ ﭘﺎﻳﺎﺏ ﺭﻭﻳﻪ ﺣﻔﺎﻇﺖ80-197686ﻣﺘﺮ/ﻓﺪﺭﺍﻝ ﺁﻟﻤﺎﻥFrauenau -ﺳﺮﺁﺏ ﺩﺭ ﺷﻜﻦ ﻓﺸﺎﺭ ﭼﺎﻩ ﭘﻮﺷﺶ1977-/ﻓﺮﺍﻧﺴﻪLongefan 62000ﺍﻓﻘﻲ ﺯﻫﻜﺶ ﺍﺯ ﺣﻔﺎﻇﺖ83-198042ﻣﺘﺮ/ﻓﺮﺍﻧﺴﻪVerney 450ﺗﺮﺍﻭﺵ ﺍﺯ ﻧﺎﺷﻲ ﻧﻴﺮﻭﻫﺎﻱ ﻭ ﺩﺍﺧﻠﻲ ﻓﺮﺳﺎﻳﺶ ﺍﺯ ﭘﺎﻳﺎﺏ ﻭ ﻓﺸﺎﺭﺷﻜﻦ ﭼﺎﻩ ﺣﻔﺎﻇﺖ1981-/ﻫﻨﺪﻭﺳﺘﺎﻥDhario dam 40000ﭘﺎﻳﺎﺏ ﻧﮕﻬﺪﺍﺭﻱ ﻭ ﺣﻔﺎﻇﺖ85-198322ﻣﺘﺮ/ﺍﻳﺘﺎﻟﻴﺎSimbirizzi 300000ﺍﻓﻘﻲ ﻓﻴﻠﺘﺮ ﻻﻳﻪ ﻭ ﭘﺎﻳﺎﺏ ﺯﻫﻜﺶ83-198021ﻣﺘﺮ/ﻧﻴﺠﺮﻳﻪGoronyo 145000ﺧﺮﻭﺟﻲ ﻭ ﺩﺍﺧﻠﻲ ﻫﺎﻱ ﺯﻫﻜﺶ ﺍﻃﺮﺍﻑ ﻭ ﺭپ ﺭﻳﭗ ﭘﻮﺷﺶ ﺯﻳﺮ ﺩﺭ85-197895ﻣﺘﺮ/ﺟﻨﻮﺑﻲ ﺁﻓﺮﻳﻘﺎﻱElandspruit 6600ﺣﻔﺎﻇﺖ ﺟﻬﺖ ﺯﻫﻜﺶ ﺍﺭﺍﻑ187919ﻣﺘﺮ/ﺍﻧﮕﻠﺴﺘﺎﻥCopland -ﺭپ ﺭﻳﭗ ﭘﻮﺷﺶ ﺑﺴﺘﺮ ﺑﺎﺯﺳﺎﺯﻱ ﻭ ﺗﻌﻤﻴﺮ1982-/ﻣﺘﺤﺪﻩ ﺍﻳﺎﻻﺕSam Rayburn ﺟﺪﻭﻝ2ﺟﻬﺎﻥ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺍﺯ ﺑﺮﺧﻲ ﺩﺭ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻣﺼﺎﻟﺢ ﻛﺎﺭﺑﺮﺩ ﺗﺎﺭﻳﺨﭽﻪ : : ﺁﻧﻬﺎ ﻛﺎﺭﺑﺮﺩ ﻭ ژﺋﻮﺳﻨﺘﻴﻚ ﻣﺼﺎﻟﺢ ﺍﻧﻮﺍﻉ ﺷﺪﻩ ﺑﺎﻓﺘﻪ ﻳﺎ ﻣﻨﺴﻮﺝ ﺻﻮﺭﺕ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ژﺋﻮﺳﻨﺘﺘﻴﻚ ﻣﺼﺎﻟﺢ)Wovens(ﻧﺸﺪﻩ ﺑﺎﻓﺘﻪ ﻳﺎ ﻣﻨﺴﻮﺝ ﻏﻴﺮ ﻭ)Non-Woven(ﻭ ﺗﻮﻟﻴﺪ ﺟﻤﻠﻪ ﺍﺯ ﭘﻠﻴﻤﺮﻱ ﻣﻮﺍﺩ ﺍﻧﻮﺍﻉ ﺍﺯ ﺷﺪﻩ ﺳﺎﺧﺘﻪ ﺗﺮﻛﻴﺒﻲ ﺷﻴﻤﻴﺎﻳﻲ ﻧﻈﺮ ﺍﺯ ژﺋﻮﺳﻨﺘﺘﻴﻚ ﻣﺼﺎﻟﺢ ﻛﻪ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﺍﺗﻠﻴﻦ ﭘﻠﻲ)PE(ﭘﺮﻭﭘﻠﻴﻦ ﭘﻠﻲ ،)PP(ﻛﻠﺮﺍﻳﺪ ﻭﻳﻨﻴﻞ ﭘﻠﻲ ،)PVC(ﺍﺳﺘﺮ ﭘﻠﻲ ﻭ)PET(، ﺑﻮﺩﻥ ﭘﺬﻳﺮ ﻓﺴﺎﺩ ﺩﻟﻴﻞ ﺑﻪ ﻃﺒﻴﻌﻲ ﻣﻮﺍﺩ ﻭ ﺑﺎﺷﻨﺪ ﻣﻲ .ﻧﺪﺍﺭﻧﺪ ژﺋﻮﺳﻨﺘﺘﻴﻚ ﻣﺼﺎﻟﺢ ﺗﻮﻟﻴﺪ ﺩﺭ ﻛﺎﺭﺑﺮﺩﻱ ، ژﺋﻮﺳﻞ ، ژﺋﻮﻧﺖ ، ﺗﻜﺴﺘﺎﻳﻞ ژﺋﻮ ، ژﺋﻮﮔﺮﻳﺪ ، ژﺋﻮﻣﻤﺒﺮﻳﻦ ﺍﺯ ژﺋﻮﺳﻨﺘﺘﻴﻜﻲ ﻣﺼﺎﻟﺢ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﻧﻴﺰ ﻣﺨﺘﻠﻒ ﻛﺎﺭﺑﺮﺩﻫﺎﻱ ﻭ ﺗﻮﻟﻴﺪﺍﺕ ﺍﻧﻮﺍﻉ ﺍﺯﻧﻈﺮ ﻣﺼﺎﻟﺢ ﭘﺮﻛﺎﺭﺑﺮﺩﺗﺮﻳﻦ ﻋﻨﻮﺍﻥ ﺑﻪ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻭ ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻣﻮﺭﺩ ﺩﻭ ﻛﻪ ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ، ژﺋﻮﭘﺎﻳﭗ ﻭ ژﺋﻮﻓﻮﻡ ، ژﺋﻮﻛﻤﭙﺰﻳﺖ ، ﺭﺳﻲ ژﺋﻮﺳﻨﺘﺘﻴﻚ ..ﺑﺎﺷﻨﺪ ﻣﻲ ﻣﻄﺮﺡ ژﺋﻮﺳﻨﺘﺘﻴﻚ : ژﺋﻮﻣﻤﺒﺮﻳﻦ،ﻛﺎﻧﺎﻟﻬﺎ ،ﻣﺨﺎﺯﻥ ﺑﻨﺪﻱ ﺁﺏ ﺟﻬﺖ ًﺎﻋﻤﻮﻣ ﻛﻪ ﻫﺴﺘﻨﺪ (ﺻﻔﺮ ﺣﺪﻭﺩ )ﺩﺭ ﻛﻢ ﺑﺴﻴﺎﺭ ﭘﺬﻳﺮﻱ ﻧﻔﻮﺫ ﺑﺎ ﭘﺬﻳﺮ ﺍﻧﻌﻄﺎﻑ ﻫﺎﻱ ﻭﺭﻗﻪ ﺍﻣﺮﻭﺯﻩ ﺍﻣﺎ ﺷﺪ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﻫﺎ ﺭﺯﻳﻦ ﺍﺯ ﻣﺎﺩﻩ ﺍﻳﻦ ﺳﺎﺧﺖ ﺑﺮﺍﻱ ﺍﺑﺘﺪﺍ ﺩﺭ .ﮔﻴﺮﻧﺪ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻣﺸﺎﺑﻪ ﻫﺎﻱ ﺳﺎﺯﻩ ﺳﺎﻳﺮ ﻭ ﻫﺎ ﺣﻮﺿﭽﻪ .ﺩﺍﺭﻧﺪ ﺁﻥ ﺗﻮﻟﻴﺪ ﺑﺮﺍﻱ ﺭﺍ ﻛﺎﺭﺑﺮﺩ ﺑﻴﺸﺘﺮﻳﻦ ﺍﺗﻠﻴﻦ ﭘﻠﻲ ﻭ ﺳﻲ ﻭﻱ ﭘﻲ :ﻫﺎ ﺗﻜﺴﺘﺎﻳﻞ ژﺋﻮﺭﺷﺘﻪ )ﺗﻚ ﺷﺪﻩ ﻣﻲ ﺑﺎﻓﺘﻪ ﻛﻠﻲ ﺻﻮﺭﺕ ﺩﻭ ﺑﻪ ﻭ ﺍﺳﺘﺮ ﭘﻠﻲ ﻳﺎ ﻭ ﭘﺮﻭﻟﻴﻦ ﭘﻠﻲ ﺍﻟﻴﺎﻑ ﺍﺯ ﻛﻪ ﻫﺴﺘﻨﺪ ﭘﺬﻳﺮﻱ ﻧﻔﻮﺫ ﺻﻔﺤﺎﺕ ﺑﺸﻜﻞ ﻣﻨﺴﻮﺟﺎﺕ ﺑﺎﻓﺖ ﺗﻜﻨﻮﻟﻮژﻱ ﺑﺎ ﺍﻟﻴﺎﻑ ﻫﺎﻱ ﺭﺷﺘﻪ ﺷﺪﻩ ﺑﺎﻓﺘﻪ ﻫﺎﻱ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﺩﺭ .ﺷﻮﺩ ﻣﻲ ﺳﺎﺧﺘﻪ ﻧﺸﺪﻩ ﺑﺎﻓﺘﻪ ﺍﻱ(ﻭ ﺭﺷﺘﻪ ﭼﻨﺪ ﻭ ﺍﻱ ﺑﻪ ﻣﻜﺎﻧﻴﻜﻲ ﻓﺸﺎﺭ ﻳﺎ ﺷﻴﻤﻴﺎﻳﻲ ﻫﺎﻱ ﭼﺴﺐ ،ﺣﺮﺍﺭﺕ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ﺍﻟﻴﺎﻑ ﺍﺯ ﺍﻱ ﺗﻮﺩﻩ ﻧﺸﺪﻩ ﺑﺎﻓﺘﻪ ﻧﻮﻉ ﺩﺭ ﻛﻪ ﺣﺎﻟﻲ ﺩﺭ ﺷﻮﻧﺪ ﻣﻲ ﺑﺎﻓﺘﻪ ﻣﺨﺘﻠﻒ ﻗﺎﺑﻞ ﺭﻳﺰ ﺑﺎﻓﺖ ﻭ ﻣﻨﺎﺳﺐ ﻧﻔﻮﺫﭘﺬﻳﺮﻱ ﻋﻠﺖ ﺑﻪ ﻣﻮﺍﺩ ﺍﻳﻦ .ﮔﺮﺩﻧﺪ ﻣﻲ ﺗﻮﻟﻴﺪ ﻫﺎ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻣﺨﺘﻠﻒ ﺍﻧﻮﺍﻉ ﺗﺮﺗﻴﺐ ﺑﺪﻳﻦ ﻭ ﻳﺎﻓﺘﻪ ﺍﺗﺼﺎﻝ ﻫﻢ .ﮔﻴﺮﻧﺪ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻓﻴﻠﺘﺮ ﻋﻨﻮﺍﻥ ﺑﻪ ٌﺎﻋﻤﻮﻣ ،ﻛﻨﺘﺮﻝ
26.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ26 ﺷﻜﻞ39ﺷﻜﻞ ﻣﻤﺒﺮﻳﻦ ژﺋﻮ ﻭﺭﻗﻬﺎﻱ ﺍﺯ ﻫﺎﺋﻲ ﻧﻤﻮﻧﻪ :40ژﺋﻮﮔﺮﻳﺪ ﻭﺭﻗﻬﺎﻱ ﺍﺯ ﻫﺎﺋﻲ ﻧﻤﻮﻧﻪ : ﺷﻜﻞ41ﺷﻜﻞ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻭﺭﻗﻬﺎﻱ ﺍﺯ ﻫﺎﺋﻲ ﻧﻤﻮﻧﻪ :42ژﺋﻮﻧﺖ ﻭﺭﻗﻬﺎﻱ ﺍﺯ ﻫﺎﺋﻲ ﻧﻤﻮﻧﻪ : ﻧﻈﺮ ﺍﺯ ﺑﻮﺩﻥ ﺑﻬﻴﻨﻪ ، ﺍﺟﺮﺍ ﻧﻈﺮ ﺍﺯ ﺳﺮﻋﺖ ﻭ ﺑﺮﺗﺮﻱ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺍﻱ ﺩﺍﻧﻪ ﻓﻴﻠﺘﺮﻫﺎﻱ ﺟﺎﻱ ﺑﻪ ژﺗﻮﺗﻜﺴﺘﺎﻳﻞ ﻛﺎﺭﺑﺮﺩ ﻣﺰﺍﻳﺎﻱ ﻣﻬﻤﺘﺮﻳﻦ ﺍﺯ ﺧﺎﻛﻬﺎﻱ ﺑﺮﺍﺑﺮ ﺩﺭ ﺑﻬﺘﺮ ﻋﻤﻞ ﻭ ﺁﺳﺎﻥ ﻧﻘﻞ ﻭ ﺣﻤﻞ ، ﻛﻢ ﺿﺨﺎﻣﺖ ، ﺑﻨﺪﻱ ﺩﺍﻧﻪ ﺩﺭ ﺗﻐﻴﻴﺮ ﻋﺪﻡ ، ﺁﺳﺎﻥ ﻛﺎﺭﺑﺮﻱ ، ﺷﻴﻤﻴﺎﺋﻲ ﻣﻘﺎﻭﻣﺖ ، ﺍﻗﺘﺼﺎﺩﻱ ﻓﻴﻠﺘﺮﻫﺎﻱ .ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ (ﻣﺪﺕ ﻛﻮﺗﺎﻩ ﺍﺳﻴﺪﻱ)ﺩﺭ ﻣﻮﺍﺩ ﺑﺮﺍﺑﺮ ﺩﺭ ﻣﻘﺎﻭﻣﺖ ﻭ ﻣﻨﺎﺳﺐ ﻛﺸﺸﻲ ﻣﻘﺎﻭﻣﺖ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﻫﻤﭽﻨﻴﻦ .ﻧﻤﻮﺩ ﺍﺷﺎﺭﻩ ﻭﺍﮔﺮﺍ ﺩﺭ ﻣﻮﺿﻮﻉ ﺍﻳﻦ ﻛﻪ ﺑﻮﺩﻩ ﻣﻨﻔﺬﻱ ﺁﺏ ﻓﺸﺎﺭ ﻣﻘﺎﺑﻞ ﺩﺭ ﺯﻳﺎﺩﻱ ﻧﻮﺳﺎﻧﺎﺕ ﺩﺍﺭﺍﻱ ، ﻣﺤﻞ ﺩﺭ ﺍﺳﻘﺮﺍﺭ ﻭ ﺗﻬﻴﻪ ﺩﺭ ﻣﺘﻌﺪﺩ ﻣﺸﻜﻼﺕ ﺑﺮ ﻋﻼﻭﻩ ﺍﻱ ﺩﺍﻧﻪ .ﺷﻮﺩ ﻧﻤﻲ ﻣﺸﺎﻫﺪﻩ ﻫﺎ ﺗﻜﺴﺘﺎﻳﻞ ژﺋﻮ ﻣﺠﺎﻭﺭﺕ ﺩﺭ ﻭ ﺷﻮﻧﺪ ﺧﻮﺭﺩﮔﻲ ﺗﺮﻙ ﺩﭼﺎﺭ ﺍﺳﺖ ﻣﻤﻜﻦ ﻭ ﺑﻮﺩﻩ ﺷﻜﻨﻨﺪﻩ ﻭ ﺗﺮﺩ ، ﭘﺎﺋﻴﻦ ﺩﻣﺎﻫﺎﻱ ﺩﺭ ﻫﺎ ﺗﻜﺴﺘﺎﻳﻞ ژﺋﻮ ﻛﻪ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡ ﺑﺎ ﺍﺳﻴﺪﻱ ﻣﻮﺍﺩPHﺑﺎﻳﺴﺖ ﻣﻲ ، ﻫﺎ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﻣﺤﻞ ﻣﺤﻴﻄﻲ ﺷﺮﺍﺋﻂ ﺩﺭ ﺍﺳﺖ ﻻﺯﻡ ﻟﺬﺍ .ﺷﻮﻧﺪ ﺯﺑﺮ ﻣﺪﺕ ﺑﻠﻨﺪ ﺩﺭ ﺑﺎﻻ .ﮔﻴﺮﺩ ﺻﻮﺭﺕ ﻫﺎ ﻧﻤﻮﻧﻪ ﺭﻭﻱ ﺑﺮ ﻛﺎﻓﻲ ﺁﺯﻣﺎﻳﺸﺎﺕ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﭘﻮﺷﺶ ﺍﺟﺮﺍﻱ ﺩﺭ ﺗﻮﺍﻧﺪ ﻣﻲ ژﺋﻮﺳﻨﺘﺘﻴﻚ ﻣﺼﺎﻟﺢ ﻣﺼﺮﻑ ﭘﺮ ﻣﺼﺎﻟﺢ ﺩﻭ ﻋﻨﻮﺍﻥ ﺑﻪ ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻭ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻣﺼﺎﻟﺢ ﺷﻴﺮﻭﺍﻧﻲ ﻳﻚ ﺍﺟﺮﺍﺋﻲ ﺟﺰﺋﻴﺎﺕ ﺯﻳﺮﻛﻪ ﺷﻜﻞ ﺩﺭ ﻧﻤﻮﻧﻪ ﻋﻨﻮﺍﻥ ﺑﻪ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﺗﺮﻛﻴﺒﻲ ﻳﺎ ﻭ ﺗﻜﻲ ﺻﻮﺭﺕ ﺑﻪ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻧﻴﺰ ﻭ ﺑﺴﺘﺮ ﻣﺼﺎﻟﺢ ﺷﺪﮔﻲ ﺷﺴﺘﻪ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻣﻨﻈﻮﺭ ﺑﻪ ، ﺍﺳﺖ ﺷﺪﻩ ﺩﺍﺩﻩ ﻧﺸﺎﻥ ﮔﺮﺩﺩ ﻣﻲ ﺍﺟﺮﺍ ﺑﺘﻨﻲ ﺻﻔﺤﺎﺕ ﺑﺎ ﻛﻪ ﺧﺎﻛﻲ ﺳﺪ ﺑﺎﻻﺩﺳﺖ ﻳﻚ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ﻧﻴﺰ ﺁﻥ ﻛﻨﺎﺭ ﺩﺭ ﻭ ﻧﻤﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻻﻳﻪ ﻳﻚ ﺍﺯ ﺗﻮﺍﻥ ﻣﻲ ﺷﺪﻩ ﺍﺟﺮﺍ ﭘﻮﺷﺶ ﻣﻘﺎﻭﻣﺖ ﻭ ﭘﺎﻳﺪﺍﺭﻱ ﺍﻓﺰﺍﻳﺶ ﻣﻨﻈﻮﺭ ﺑﻪ .ﺩﺍﺩ ﺍﻓﺰﺍﻳﺶ ﻧﻴﺰ ﺭﺍ ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻻﻳﻪ ﻭ ﺑﺴﺘﺮ ﭘﺎﻳﺪﺍﺭﻱ ﻭ ﻣﻘﺎﻭﻣﺖ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻻﻳﻪ ﺷﻜﻞ43ژﺋﻮﺳﻨﺘﺘﻴﻚ ﻣﺼﺎﻟﺢ ﻭ ﺑﺘﻨﻲ ﺻﻔﺤﺎﺕ ﺑﺎ ﺑﺎﻻﺩﺳﺖ ﺷﻴﺮﻭﺍﻧﻲ ﻣﺤﺎﻓﻆ ﭘﻮﺷﺶ ﺍﺟﺮﺍﺋﻲ ﺟﺰﺋﻴﺎﺕ : ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻻﻳﻪ ﺿﺨﺎﻣﺖ ﺑﻪ ﺑﺘﻨﻲ ﺩﺍﻝ10ﺳﺎﻧﺘﻴﻤﺘﺮ ﻣﻤﺒﺮﻳﻦ ژﺋﻮ ﻻﻳﻪ ﺷﺪﻩ ﺍﺷﺒﺎﻉ ﻗﻴﺮ ﻫﻤﺮﺍﻩ ﺑﻪ ﺳﻨﮕﻲ ﻣﺼﺎﻟﺢ ﺷﺪﻩ ﻣﺘﺮﺍﻛﻢ ﺳﺮﺩ ﺁﺳﻔﺎﻟﺖ
27.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ27 ﺭﻭﺵ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍﺳﺘﺎ ﺍﻳﻦ ﺩﺭ .ﻧﻤﺎﻳﺪ ﻣﻲ ﺗﺒﻌﻴﺖ ﺧﻮﺩ ﺧﺎﺹ ﺩﺷﻮﺍﺭﻳﻬﺎﻱ ﺍﺯ ﭘﻮﺷﺶ ﻫﺎﻱ ﻻﻳﻪ ﺍﺟﺮﺍﻱ ، ﺍﻟﺬﻛﺮ ﻓﻮﻕ ﺟﺰﺋﻴﺎﺕ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺑﺴﺘﺮ ﻻﻳﻪ ﺗﺴﻄﻴﺢ ﻭ ﺍﺟﺮﺍ ﻣﻨﻈﻮﺭ ﺑﻪ ﻛﻪ ﻧﻤﻮﺩ ﻋﻤﻞ ﺯﻳﺮ ﺗﺼﺎﻭﻳﺮ ﻣﻄﺎﺑﻖ ﺷﺪﻩ ﺍﺟﺮﺍﻛﻤﭙﺮﺳﻲ ﻛﺎﻣﻴﻮﻧﻬﺎﻱ ﺗﻮﺳﻂ ﺷﻨﻲ ﻣﻮﺍﺩ ،ﺳﺪ ﺗﺎﺝ ﺍﺯ ﻭ ﺷﻮﻧﺪ ﻣﻲ ﺗﺨﻠﻴﻪ ﺩﺍﻣﻨﻪ ﺩﺭﺍﻣﺘﺪﺍﺩﻭﺳﭙﺲﻛﻤﻚ ﺑﻪﻫﺎﻱ ﺩﺳﺘﮕﺎﻩﭘﻬﻦ ﺑﻠﺪﻭﺯﺭﺥ ﺑﻪ ﺭﺍ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﺷﻴﺐ ﻭ ﺷﺪﻩ.ﮔﻴﺮﻧﺪ ﻣﻲ ﻭﺩ ﺳﻴﺴﺘﻢ ﻳﻚ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ﻛﻨﻨﺪﻩ ﺗﺴﻄﻴﺢ ﻫﺎﻱ ﺩﺳﺘﮕﺎﻩﭼﺮﺧﺸﻲ ﻟﻴﺰﺭﻛﻤﻚ ﺑﺎ ﻭﺑﻠﺪﺯﺭﻫﺎﺑﻪ ﻣﺠﻬﺰ ﻱﺳﻨﺴﻮﺭﻫﺎﻱ ﺑﺎﻣﻮﻗﻌﻴﺖ ﻛﻪ ﻻﺯﻡ ﺩﻫﻨﺪ.ﻋﻤﻠﻴﺎﺕ ﻣﻲ ﺍﻧﺠﺎﻡ ﺭﺍ ﺑﺴﺘﺮ ﺳﺎﺯﻱ ﺁﻣﺎﺩﻩ ﻋﻤﻠﻴﺎﺕ ، ﻧﻤﺎﻳﺪ ﻣﻲ ﻣﺸﺨﺺ ﺭﺍﻧﻨﺪﮔﺎﻥ ﺑﻪ ﺭﺍ ﺩﺳﺘﮕﺎﻩ ﺗﻴﻐﻪﺗﺮﺍﻛﻢﺗﺮﺍﻛﻢ ﻣﺴﺘﻤﺮ ﻛﻨﺘﺮﻝ ﻧﻴﺰﺑﺎ گ ﺍﺯﺟﻤﻠﻪ ﺩﻗﻴﻖ ﺗﺠﻬﻴﺰﺍﺕ ﺑﺎ.ﮔﻴﺮﺩ ﻣﻲ ﺻﻮﺭﺕ ﻣﺘﺮ ﺩﻧﻴﺲ ﺍﻣﺎﺩﺭﺗﻮﺍﻥ ﻧﻤﻲ ﻛﻪ ﻣﻨﺎﻃﻘﻲﺍﺯﻏﻞﻁﻙﺍﺳﺘﻔﺎﺩﻩ ﺗﺮﺍﻛﻢ ﻋﻤﻠﻴﺎﺕ ﺩﺭ ﺳﻨﮕﻴﻦ ﻫﺎﻱ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ، ﻧﻤﻮﺩ، ﻫﻴﺪﺭﻭﻟﻴﻚ ﺣﻔﺎﺭﻱ ﺑﺮﺩﺳﺘﮕﺎﻩ ﺷﺪﻩ ﺳﻮﺍﺭ ﻟﺮﺯﺍﻥ ﺻﻔﺤﻪ ﻳﻚﺷﻮﻧﺪ ﻣﻲ ﻣﺘﺮﺍﻛﻢ. ﻓﻮﻕ ﻣﺮﺍﺣﻞ ﺍﺯ ﭘﺲﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ﺩﻳﮕﺮ ﻫﺎﻱ ﻻﻳﻪﺷﺪﻩ ﺍﺷﺒﺎﻉ ﻗﻴﺮ ﺍﻣﻮﻟﺴﻴﻮﻥﻭﺳﺮﺩ ﺁﺳﻔﺎﻟﺖ ﻣﺨﻠﻮﻁﻫﺎﻱ ﻻﻳﻪ ﺁﻥ ﺍﺯ ﭘﺲ ﻭ ﮔﺮﺩﺩ ﻣﻲ ﺍﺟﺮﺍ .ﺷﻮﺩ ﻣﻲ ﺍﺟﺮﺍ ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻣﺼﺎﻟﺢ ﺑﻪ ﻣﺨﺘﺺ ﺟﻮﺷﻜﺎﺭﻱ ﻫﺎﻱ ﺩﺳﺘﮕﺎﻩ ﻭ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﺧﺎﺹ ﺗﺠﻬﻴﺰﺍﺕ ﺑﺎ ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻭ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﺷﻜﻞ44ﺷﻜﻞ ﻣﺤﺎﻓﻆ ﭘﻮﺷﺶ ﺑﺴﺘﺮ ﺗﺴﻄﻴﺢ ﻭ ﺍﺟﺮﺍ :45ﺷﺪﻩ ﺁﻣﺎﺩﻩ ﺑﺴﺘﺮ ﺭﻭﻱ ﺑﺮ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻻﻳﻪ ﺍﺟﺮﺍﻱ : ﺷﻜﻞ46ﺷﺪﻩ ﺍﺟﺮﺍ ژﺋﻮﺗﻜﺴﺘﺎﻳﻞ ﻻﻳﻪ ﺭﻭﻱ ﺑﺮ ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻻﻳﻪ ﺍﺟﺮﺍﻱ : ﺑﺎﻳﺴﺖ ﻣﻲ ، ژﺋﻮﺳﻨﺘﺘﻴﻚ ﻫﺎﻱ ﻻﻳﻪ ﺍﺟﺮﺍﻱ ﺍﺯ ﭘﺲﻭﺩﺭ ﺩﺍﻣﻨﻪ ﺩﺭﭘﺎﻱﻛﻞﺍﻣﺘﺪﺍﺩﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﺎ ﻣﺬﻛﻮﺭ ﻫﺎﻱ ﻻﻳﻪ ﺷﻴﺮﻭﺍﻧﻲﭘﺎﺷﻨﻪﺑﺘﻮﻧﻲ ﻭ ﺗﺜﺒﻴﺖﻭ ﺷﺪﻩ ﺗﻘﻮﻳﺖﭘﻲ ﺑﺎﺷﻴﺮﻭﺍﻧﻲﺷﻮﺩ ﻣﻲ ﻣﺤﻜﻢﺍﺗﺼﺎﻝ ﺍﻳﻦ .ﺑﺘﻮﻧﻲ ﺳﻄﺢ ﺑﺮﺭﻭﻱﻭ ﮔﺮﺩﺩ ﻣﻲ ﻧﻴﺰﻣﺮﺗﺒﻂﻓﻠﺰﻱ ﻫﺎﻱ ﺻﻔﺤﻪ ﺑﺎ ﺳﭙﺲ ﭘﺎ ﺩﺭﻭﻥ ﺯﻧﮓ ﺿﺪ ﻓﻮﻻﺩﻱﺷﻨﻪﺳﻨﮓﻱ.ﺷﻮﻧﺪ ﻣﻲ ﭼﻔﺖ
28.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ28 ﻣﻨﻈﻮﺭ ﺑﻪﺧﻮﺭﺩﮔﻲ ﺟﻮﺵ ﻛﻨﺘﺮﻝﺷﺎﻣﻞ ﺩﺳﺘﮕﺎﻫﻲ ﺍﺯ ، ﻣﺬﻛﻮﺭ ﻻﻳﻪ ﺍﺯ ﺁﺏ ﻧﺸﺖ ﻋﺪﻡ ﺍﺯ ﺍﻃﻤﻴﻨﺎﻥ ﻭ ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻫﺎﻱ ﻻﻳﻪﺍﻧﺪﺍﺯﻩ ﭼﺮﺥ ﻳﻚ ﺷﺎﻣﻞ ﻛﻪ ﮔﻴﺮﻱ24ﺑﺎﺷﺪ ﻣﻲ ﻓﺮﺍﺻﻮﺗﻲ ﺳﻨﺴﻮﺭ.ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ،ﻣﻨﺘﻘﻞ ﻛﺎﻣﭙﻴﻮﺗﺮ ﻳﻚ ﺑﻪ ﺳﻨﺴﻮﺭﻫﺎ ﺍﺯﺍﻳﻦ ﻫﺮﻛﺪﺍﻡ ﺍﻃﻼﻋﺎﺕﺷﺪﻩﻭﻳﻚ ﻭﻳﮋﻩ ﺍﻓﺰﺍﺭ ﻧﺮﻡ.ﻧﻤﺎﻳﺪ ﻣﻲ ﺁﻧﺎﻟﻴﺰ ﺭﺍ ﺩﺭﻳﺎﻓﺘﻲ ﺍﻃﻼﻋﺎﺕﺍﮔﺮﻧﻮﺍﻗﺺ ﻳﺎ ﻭ ﺧﺮﺍﺑﻲ ﻭﺟﻮﺩ ﺩﻫﻨﺪﻩ ﻧﺸﺎﻥ ﺣﺎﺻﻠﻪ ﻧﺘﺎﻳﺞﺧﻮﺭﺩﮔﻲ ﺟﻮﺵ ﺩﺭﺑﺨﺶ ﺑﺎﺷﺪﺣﺪﺍﻗﻞ ﺑﺎ ﺗﺮ ﻋﺮﻳﺾ ﻗﻄﻌﻪ ﻳﻚ ،ﻋﺮﺽcm 20ﻭ ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺗﺮﻙ ﺩﺭﺍﻃﺮﺍﻑﺍﺯ ﭘﺲﺩﻭﺑﺎﺭﻩ ﻭﻛﻨﺘﺮﻝ ﺧﻮﺭﺩﮔﻲ ﺟﻮﺵ ﻛﺮﺩﻥ ﮔﺮﻡ .ﮔﻴﺮﺩ ﻣﻲ ﺻﻮﺭﺕ ﺷﻜﻞ47ﺷﻜﻞ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻱ ﺩﺭ ﻫﺎﻱ ﻻﻳﻪ ﺍﺗﺼﺎﻝ ﺟﺰﺋﻴﺎﺕ :48ژﺋﻮﻣﻤﺒﺮﻳﻦ ﻻﻳﻪ ﺧﻮﺭﺩﮔﻲ ﺟﻮﺵ ﻛﻨﺘﺮﻝ : :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺍﺟﺰﺍﻱ ﻃﺮﺍﺣﻲ ﺩﺭ ﻣﻬﻢ ﻣﻮﺍﺭﺩ 1.ﺩﺍﺩ ﺍﻓﺰﺍﻳﺶ ﺑﺎﻳﺪ ﺍﻟﻤﻘﺪﻭﺭ ﺣﺘﻲ ﺭﺍ ﻫﺴﺘﻪ ﭘﻬﻨﺎﻱ ،ﺍﻗﺘﺼﺎﺩﻱ ﻣﺴﺎﺋﻞ ﺩﺍﻧﺴﺘﻦ ﻟﺤﺎﻅ ﻛﻨﺎﺭ ﺩﺭ - 2ﺑﻪ ﭼﻪ ﻫﺮ ﻛﻪ ﻃﻮﺭﻱ ﺑﻪ ،ﮔﻴﺮﻧﺪ ﻗﺮﺍﺭ ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﻧﺰﺩﻳﻜﻲ ﺩﺭ ﺩﺍﻧﻪ ﺩﺭﺷﺖ ﻣﺼﺎﻟﺢ ﻭ ﮔﺮﺩﻧﺪ ﺍﺟﺮﺍ ﻫﺴﺘﻪ ﻣﺠﺎﻭﺭﺕ ﺩﺭ ،ﭘﻮﺳﺘﻪ ﺭﻳﺰﺩﺍﻧﻪ ﻣﺼﺎﻟﺢ - .ﮔﺮﺩﻧﺪ ﺗﺮ ﺩﺭﺷﺖ ﺭﻓﺘﻪ ﺭﻓﺘﻪ ﻣﺼﺎﻟﺢ ،ﺷﻮﻳﻢ ﻣﻲ ﻧﺰﺩﻳﻜﺘﺮ ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ 3ﺳﻄﻮﺡ ،ﺍﺛﺮﺍﺕ ﻣﻴﺎﻧﻲ ﻳﺎ ﺍﻧﺘﻘﺎﻟﻲ ﻫﺎﻱ ﻧﺎﺣﻴﻪ ﺍﻳﺠﺎﺩ ﺑﺎ ،ﺑﺎﺷﺪ ﺩﺍﺷﺘﻪ ﻭﺟﻮﺩ ﻣﺼﺎﻟﺢ ﺗﻮﺟﻪ ﻗﺎﺑﻞ ﺗﻐﻴﻴﺮ ﻣﺨﺘﻠﻒ ﻧﺎﺣﻴﻪ ﺩﻭ ﺩﺭ ﻛﻪ ﻣﻮﺍﺭﺩﻱ ﺩﺭ - .ﻧﻤﺎﻳﻴﻢ ﻣﻲ ﺗﻌﺪﻳﻞ ﺭﺍ ﻧﻮﺍﺣﻲ ﺍﻳﻦ ﻣﺎﺑﻴﻦ ﺗﻤﺎﺳﻲ :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻫﺎ ﺗﺮﻙ ﺍﻧﻮﺍﻉ .ﻧﻤﻮﺩ ﺑﻨﺪﻱ ﺗﻘﺴﻴﻢ ﺍﻓﻘﻲ ﻫﺎﻱ ﺗﺮﻙ ﻭ ﻃﻮﻟﻲ ﻗﺎﺋﻢ ﻫﺎﻱ ﺗﺮﻙ ،ﻋﺮﺿﻲ ﻗﺎﺋﻢ ﻫﺎﻱ ﺗﺮﻙ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﻫﺎ ﺗﺮﻙ ﺗﺮ ﻛﻮﺗﺎﻩ ﺳﺪﻫﺎﻱ ﺩﺭ ﻫﺎ ﺗﺮﻙ ﻧﻮﻉ ﺍﻳﻦ ﺁﻣﺎﺭ ﻃﺒﻖ .ﺑﺎﺷﺪ ﻣﻲ ﺗﺮﻙ ﻧﻮﻉ ﺗﺮﻳﻦ ﺧﻄﺮﻧﺎﻙ ﻭ ﺩﻫﺪ ﻣﻲ ﺭﺥ ﺭﻭﺩﺧﺎﻧﻪ ﺍﻣﺘﺪﺍﺩ ﺩﺭ ﻋﺮﺿﻲ ﻫﺎﻱ ﺗﺮﻙ ﺍﺯ30ﺍﺯ ﻛﻤﺘﺮ ﺍﺭﺗﻔﺎﻉ ﺩﺭ ﻳﺎ ﻭ ﻣﺘﺮ30ﻫﻤﮕﻮﻥ ﻧﺎ ﻧﺸﺴﺖ ،ﻫﺎ ﺗﺮﻙ ﻧﻮﻉ ﺍﻳﻦ ﺍﻳﺠﺎﺩ ﻣﻬﻢ ﺩﻻﻳﻞ ﺍﺯ ﻳﻜﻲ .ﺁﻳﺪ ﻣﻲ ﻭﺟﻮﺩ ﺑﻪ ﺑﻠﻨﺪﺗﺮ ﺳﺪﻫﺎﻱ ﻣﺘﺮ ﺑﺎ ﻫﺎﻱ ﺧﺎﻙ ،ﻧﻴﺰ ﺧﺎﻙ ﻧﻮﻉ ﻧﻈﺮ ﺍﺯ .ﺑﺎﺷﺪ ﻣﻲ ﺁﻥ ﺑﻪ ﺗﻮﺟﻪ ﻋﺪﻡ ﻭ ﺑﺴﺘﺮPI<15ﻫﺎﻱ ﺟﺎﺑﺠﺎﻳﻲ ،ﺑﺎﺷﻨﺪ ﺷﺪﻩ ﻛﻮﺑﻲ ﺧﺸﻚ ﺍﮔﺮ ًﺎﻣﺨﺼﻮﺻ ﻛﻪ ﺩﺍﺷﺖ ﺗﻮﺟﻪ ﺑﺎﻳﺪ ﺍﻟﺒﺘﻪ .ﺧﻮﺭﻧﺪ ﻣﻲ ﺗﺮﻙ ًﺍﻓﻮﺭ ﻭ ﻛﻨﻨﺪ ﺗﻮﺍﻧﻨﺪ ﻣﻲ ﺭﺍ ﺍﻧﺪﻛﻲPI<25.ﺑﺎﺷﺪ ﻧﻤﻲ ﻣﻨﺎﺳﺐ ﺍﺟﺮﺍﻳﻲ ﻣﺸﻜﻼﺕ ﺩﻟﻴﻞ ﺑﻪ ﻧﻴﺰ ﺍﻳﺠﺎﺩ ﻣﻬﻢ ﺩﻻﻳﻞ ﺍﺯ ﻳﻜﻲ .ﻧﻤﺎﻳﻨﺪ ﻣﻲ ﻛﺞ ﻭ ﻧﺎﻫﻤﮕﻮﻥ ﺭﺍ ﺳﺪ ﻫﻨﺪﺳﻲ ﺷﻜﻞ ﻭﻟﻲ ،ﻧﺪﺍﺭﻧﺪ ﺧﻄﺮﻱ ﮔﺬﺭﻱ ﺁﺏ ﻧﻈﺮ ﺍﺯ ﻃﻮﻟﻲ ﻗﺎﺋﻢ ﻫﺎﻱ ﺗﺮﻙ ﺗﻮﺭﻡ ﻧﻴﺰ ﻣﻮﺍﺭﺩﻱ ﺩﺭ ﺍﻟﺒﺘﻪ .ﺑﺎﺷﺪ ﻣﻲ ﺳﺮﻳﻊ ﺗﺨﻠﻴﻪ ﺍﺛﺮ ﺩﺭ ﻫﺴﺘﻪ ﻭ ﭘﻮﺳﺘﻪ ﺑﻴﻦ ﺟﺎﺑﺠﺎﻳﻲ ﻳﺎ ﻭ ﭘﻮﺳﺘﻪ ﺩﺭ ﻣﻨﺎﺳﺐ ﺗﺮﺍﻛﻢ ﻋﺪﻡ ،ﻫﺎ ﺗﺮﻙ ﻧﻮﻉ ﺍﻳﻦ .ﻧﻴﺴﺖ ﺗﺄﺛﻴﺮ ﺑﻲ ،ﺣﺠﻤﻲ ﺍﻓﺖ ﻳﺎ ﻭ ﻳﻜﻲ .ﮔﺮﺩﺩ ﻣﻲ ﻣﺸﺨﺺ ﻣﺎ ﺑﺮﺍﻱ ﺗﺨﺮﻳﺐ ﻭ ﺷﺪﻳﺪ ﺁﺏ ﺯﻩ ﺍﺯ ،ﺁﺛﺎﺭﺷﺎﻥ ﻭ ﺷﻮﻧﺪ ﻧﻤﻲ ﺩﻳﺪﻩ ﺍﻏﻠﺐ ﻛﻪ ﻫﺴﺘﻨﺪ ﻫﺎﻳﻲ ﺗﺮﻙ ﻧﻴﺰ ﺍﻓﻘﻲ ﻫﺎﻱ ﺗﺮﻙ .ﺁﻭﺭﻧﺪ ﻣﻲ ﻭﺟﻮﺩ ﺑﻪ ﺭﺍ ﺁﻭﻳﺨﺘﮕﻲ ﻣﺴﺌﻠﻪ ،ﺗﻨﮓ ﻫﺎﻱ ﺩﺭﻩ ﺩﺭ ﮔﺎﻫﻲ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﻫﺎ ﺗﺮﻙ ﻧﻮﻉ ﻫﻤﻴﻦ ،ﭘﻮﺳﺘﻪ ﺍﺯ ﻫﺴﺘﻪ ﺷﺪﻥ ﺁﻭﻳﺰﺍﻥ ﺩﻻﻳﻞ ﺍﺯ
29.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ29 :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﺍﺑﺰﺍﺭﺑﻨﺪﻱ ﻧﺼﺐ ﺑﻪ ﻧﻴﺎﺯ ،ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﺯﻣﺎﻥ ﻭ ﺍﺟﺮﺍ ﻣﺪﺕ ﺩﺭ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻣﺨﺘﻠﻒ ﺍﻟﻤﺎﻧﻬﺎﻱ ﺑﻪ ﻣﺮﺑﻮﻁ ... ﻭ ﻣﻜﺎﻧﻴﻜﻲ ،ﻓﻴﺰﻳﻜﻲ ﺭﻓﺘﺎﺭ ﻛﻨﺘﺮﻝ ﺟﻬﺖ ﺑﻨﺪﻱ ﺍﺑﺰﺍﺭ ،ﺳﺪ ﺑﺪﻧﻪ ﺩﺭ ﺍﺑﺰﺍﺭ ﺍﻳﻦ ﻧﺼﺐ ﺑﻪ ﻭ ﺩﻗﻴﻖ ﺍﺑﺰﺍﺭ ،ﺁﻻﺕ ﺍﺑﺰﺍﺭ ﺍﻳﻦ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﺳﺪ ﻣﺨﺘﻠﻒ ﺩﺭﻧﻘﺎﻁ ﺁﻻﺗﻲ ﺍﺑﺰﺍﺭ ﻭ ﺗﺠﻬﻴﺰﺍﺕ )Instrumentation(.ﮔﻮﻳﻨﺪ ﭘﻴﺰﻭﻣﺘﺮﻫﺎ ،ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻛﻪ ﺁﻻﺗﻲ ﺍﺑﺰﺍﺭ ﻣﻬﻤﺘﺮﻳﻦ ﺍﺯ ﻳﻜﻲ)Piezometers(ﻋﻤﻖ ﺑﻪ ﻫﺎﻳﻲ ﮔﻤﺎﻧﻪ ﺯﺩﻥ ﺑﺎ ﻛﻪ ﺑﺎﺷﻨﺪ ﻣﻲ ﺗﺠﺮﺑﻲ ﻧﻈﺮ ﺍﺯ ﺁﻥ ﺣﺪﺍﻗﻞ ﻛﻪ ﻧﻈﺮ ﻣﻮﺭﺩ101ﻧﺎﻣﻪ ﺁﻳﻴﻦ ﻧﻈﺮ ﺍﺯ ﻭ ﻣﻴﻠﻴﻤﺘﺮ75ﺑﺴﻴﺎﺭ ﭘﻴﺰﻭﻣﺘﺮﻫﺎ ﻧﺼﺐ .ﮔﺮﺩﻧﺪ ﻣﻲ ﻧﺼﺐ ،ﺑﺎﺷﺪ ﺑﺎﻳﺪ ﻣﻴﻠﻴﻤﺘﺮ .ﺑﺎﺷﺪ ﻣﻲ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ﺑﻴﺸﺘﺮﻱ ﺩﻗﺖ ،ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﭘﻴﺰﻭﻣﺘﺮﻫﺎﻱ ﻧﻮﻉ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻭ ﺑﻮﺩﻩ ﺩﻗﻴﻖ ﺍﻳﺴﺘﺎﻳﻲ ﻟﻮﻟﻪ ﺗﻮﺍﻥ ﻣﻲ ﭘﻴﺰﻭﻣﺘﺮﻫﺎ ﺍﻧﻮﺍﻉ ﺍﺯ)Stand Pipe(ﮔﺎﺯ ﻳﺎ ﻫﻮﺍ ﺷﺎﻣﻞ ﭘﻴﺰﻭﻣﺘﺮﻫﺎﻱ ،)Pnenomatics(ﻳﺎ ﺍﻟﻜﺘﺮﻭﻧﻴﻜﻲ ﭘﻴﺰﻭﻣﺘﺮﻫﺎﻱ ﻭ ) ﺍﺭﺗﻌﺎﺷﻲVibrating Wire.ﺑﺮﺩ ﻧﺎﻡ ﺭﺍ ( ﻫﺎ ﺳﻨﺞ ﻧﺸﺴﺖ ﻣﺜﻞ ﺩﻳﮕﺮﻱ ﺁﻻﺕ ﺍﺑﺰﺍﺭ ،ﭘﻴﺰﻭﻣﺘﺮﻫﺎ ﺑﺮ ﻋﻼﻭﻩ(Settlement sensors)ﻫﺎ ﺳﻨﺞ ﺷﻴﺐ ،(Inclinometers)ﻫﺎﻱ ﮔﻴﺞ ، ﺩﻣﺎﺳﻨﺞ(Temperature gage)ﺧﺎﻙ ﻓﺸﺎﺭﺳﻨﺞ ،(Earth Pressure Cells)ﺧﺎﻙ ﺳﻨﺞ ﻛﺮﻧﺶ ،(Soil Strain meters)، ) ﻧﮕﺎﺭﻫﺎ ﻟﺮﺯﻩ ﻳﺎ ﺳﻴﺴﻤﻮﮔﺮﺍﻑSeismograph) ﺑﺮﺩﺍﺭﻱ ﻧﻘﺸﻪ ﻫﺎﻱ ﺩﺳﺘﮕﺎﻩ ﺑﺎ ﻛﻨﺘﺮﻝ ﻫﺎﻱ ﺍﻳﺴﺘﮕﺎﻩ ،(Bench Markﻭﺟﻮﺩ ﻧﻴﺰ ... ﻭ ( ﺷﻤﺎﺗﻴﻚ ﺻﻮﺭﺕ ﺑﻪ ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﺷﺪﻩ ﺫﻛﺮ ﺍﺑﺰﺍﺭﺁﻻﺕ ﺍﺯ ﺑﺮﺧﻲ ﺍﺳﺘﻘﺮﺍﺭ ﻧﺤﻮﻩ ﺯﻳﺮ ﺷﻜﻞ ﺩﺭ .ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﻣﻮﺭﺩ ﻛﻪ ﺩﺍﺭﺩ .ﺍﺳﺖ ﺷﺪﻩ ﺩﺍﺩﻩ ﻧﻤﺎﻳﺶ ﺷﻜﻞ49ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺩﺭ ﺍﺑﺰﺍﺭﺑﻨﺪﻱ : :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺍﺟﺮﺍﻱ ﺩﺭ ﻣﻬﻢ ﻧﻜﺎﺕ :ﺩﺍﺩ ﺍﻧﺠﺎﻡ ﺳﺪ ﺍﺟﺮﺍﻱ ﺟﻬﺖ ﺭﺍ ﺯﻳﺮ ﻣﺮﺍﺣﻞ ﺑﺎﻳﺪ ،ﻛﺎﺭﮔﺎﻩ ﻣﻘﺪﻣﺎﺗﻲ ﺗﺠﻬﻴﺰ ﺍﺯ ﭘﺲ ﺧﺎﻙ ﺳﻨﺞ ﻛﺮﻧﺶ ﺳﻨﺞ ﻧﺸﺴﺖ ﺳﻨﺴﻮﺭﻫﺎﻱ ﺑﺎﻻ ﻇﺮﻓﻴﺖ ﺑﺎ ﭘﻴﺰﻭﻣﺘﺮﻫﺎﻱ ﺩﻣﺎﺳﻨﺞ ﻫﺎﻱ ﮔﻴﺞ ﺧﺎﻙ ﻓﺸﺎﺭﺳﻨﺞ ﭘﻴﺰﻭﻣﺘﺮﻫﺎ ﺩﺭﺟﺎ ﻫﺎﻱ ﺳﻨﺞ ﺷﻴﺐ ﺍﻛﺘﺸﺎﻓﻲ ﻫﺎﻱ ﺳﻨﺞ ﺷﻴﺐ ﺍﻃﻼﻋﺎﺕ ﺑﺎﺯﺧﻮﺍﻧﻲ ﺩﺳﺘﮕﺎﻩ ﻛﺎﻧﺎﻟﻪ ﭼﻨﺪ ﺍﻃﻼﻋﺎﺕ ﺛﺒﺖ ﺳﻨﺞ ﺗﺮﻭﺍﺵ ﺗﺠﻬﻴﺰﺍﺕ ﻭﺭﻭﺩﻱ ﺗﺮﻣﻴﻨﺎﻝ
30.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ30 :ﻣﺼﺎﻟﺢ ﻫﺎﻱ ﻗﺮﺿﻪ ﺗﻮﺳﻌﻪﺍﺯ ﺁﻻﺗﻲ ﻣﺎﺷﻴﻦ ﺍﻧﺪﺍﺯﻱ ﺭﺍﻩ ﻭ ﻧﺼﺐ ﻭ ﻣﻌﺎﺩﻥ ﻭ ﻫﺎ ﻗﺮﺿﻪ ﻛﺮﺩﻥ ﺑﺎﺯ ﺷﺎﻣﻞ ﻣﺼﺎﻟﺢ ﻫﺎﻱ ﻗﺮﺿﻪ ﺗﻮﺳﻌﻪ ﻋﻤﻠﻴﺎﺕ ﺳﺪ ﺳﺎﺧﺘﮕﺎﻩ ﻭ ﮔﻮﻧﺎﮔﻮﻥ ﻫﺎﻱ ﻗﺮﺿﻪ ﺑﻴﻦ ﺣﻤﻞ ﺑﻪ ﺩﺳﺘﺮﺳﻲ ﻫﺎﻱ ﺭﺍﻩ ﺑﺎﻳﺪ ﻫﻤﭽﻨﻴﻦ .ﮔﺮﺩﺩ ﻣﻲ ﻏﻴﺮﻩ ﻭ ﻧﻘﺎﻟﻪ ﺗﺴﻤﻪ ،ﺷﻜﻦ ﺳﻨﮓ ﻗﺒﻴﻞ .ﻧﻤﻮﺩ ﺗﺠﻬﻴﺰ ﻧﻴﺰ ﺭﺍ ﺣﻤﻞ ﺁﻻﺕ ﻣﺎﺷﻴﻦ ﻭ ﮔﺮﺩﺩ ﺍﺣﺪﺍﺙ :ﺑﺴﺘﺮ ﻭ ﭘﻲ ﺳﺎﺯﻱ ﺁﻣﺎﺩﻩﺍﻳﻦ .ﮔﻴﺮﺩ ﺍﻧﺠﺎﻡ ﻗﺒﻞ ﻣﺮﺣﻠﻪ ﺑﺎ ﻫﻤﺰﻣﺎﻥ ﺗﻮﺍﻧﺪ ﻣﻲ ﻛﻪ ﺍﺳﺖ ﺭﻭﺩﺧﺎﻧﻪ ﺍﻧﺤﺮﺍﻑ ﻋﻤﻠﻴﺎﺕ ﺷﺎﻣﻞ ﻋﻤﻠﻴﺎﺕ ﺍﻳﻦ ًﺍﺑﻌﺪ ﻛﻪ ﻫﺎ ﮔﺎﻩ ﺗﻜﻴﻪ ﺍﺯ ﻳﻜﻲ ﺩﺭ ﺍﻧﺤﺮﺍﻓﻲ ﺗﻮﻧﻞ ﺍﺣﺪﺍﺙ ﺑﺎ ًﻻﻣﻌﻤﻮ ﻋﻤﻠﻴﺎﺕﻣﺮﺣﻠﻪ ﺍﻳﻦ ﺩﺭ .ﮔﻴﺮﺩ ﺍﻧﺠﺎﻡ ،ﺷﻮﺩ ﻣﻲ ﺟﺎﻳﺪﻫﻲ ﺁﻥ ﺩﺭ ﺳﺪ ﺁﺑﮕﻴﺮ .ﺷﺪ ﺧﻮﺍﻫﺪ ﺍﻧﺠﺎﻡ ﺑﺴﺘﺮ ﺳﺎﺯﻱ ﺁﻣﺎﺩﻩ .ﭘﺮﺩﺍﺧﺖ ﺑﺎﻳﺪ ﺑﺴﺘﺮ ﺳﺎﺯﻱ ﺁﻣﺎﺩﻩ ﺑﻪ ﻣﻮﺍﺭﺩ ﺍﻳﻦ ﺍﺟﺮﺍﻱ ﺍﺯ ﭘﺲ ،ﺑﺎﺷﺪ ﮔﺎﻟﺮﻱ ﻳﺎ ﻭ ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ، ﻣﻌﻜﻮﺱ ﻫﺴﺘﻪ ﺩﺍﺭﺍﻱ ﺳﺪ ﻛﻪ ﺻﻮﺭﺗﻲ ﺩﺭ ﻫﺎﻱ ﺷﻴﺐ ﺍﺯ ﻋﺎﺭﻱ ﻧﻴﺰ ﻭ ﺩﺍﺭ ﺭﻳﺸﻪ ﻫﺎﻱ ﺑﺨﺶ ﻭ ﻫﻮﺍﺯﺩﻩ ﻫﺎﻱ ﻗﺴﻤﺖ ﺍﺯ ﻋﺎﺭﻱ ﻛﻪ ﺍﺳﺖ ﺳﻄﺤﻲ ﺁﻭﺭﺩﻥ ﻓﺮﺍﻫﻢ ،ﺑﺴﺘﺮ ﺳﺎﺯﻱ ﺁﻣﺎﺩﻩ ﺍﺯ ﻣﻨﻈﻮﺭ .ﮔﺮﺩﺩ ﺑﺮﻃﺮﻑ ﺑﺎﻳﺪ ﻧﻴﺰ ﻟﻖ ﻭ ﺗﻨﺪ ﻫﺎﻱ ﺗﺮﻙ ﻭ ﺩﺭﺯ ﻭ ﺑﺎﺷﺪ ﺁﺏ ﺯﻩ ﻭ ﺗﻨﺪ .ﺩﺍﺩ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﺪ ﺭﺍ ﻣﻮﺭﺩ ﺩﻭ ﺑﺎﻳﺪ ﺳﻨﮕﻲ ﺑﺴﺘﺮﻫﺎﻱ ﺩﺭ .ﺑﺎﺷﻨﺪ ﺳﻨﮕﻲ ﻳﺎ ﻭ ﺧﺎﻛﻲ ﺍﺳﺖ ﻣﻤﻜﻦ ﺑﺴﺘﺮﻫﺎ ، ﺍﺳﺖ ﺷﺪﻩ ﺍﺷﺎﺭﻩ ًﻼﻗﺒ ﻛﻪ ﻫﻤﺎﻧﻄﻮﺭ ﺍﺯ ﺑﻴﺶ ًﻻﻣﻌﻤﻮ ﻫﺎ ﺳﻨﮓ ﺍﻳﻦ ﻛﻪ ﮔﺮﺩﺩ ﺗﺨﻠﻴﻪ ﻫﻮﺍﺯﺩﻩ ﻫﺎﻱ ﺳﻨﮓ ﻛﻠﻴﻪ ﺑﺎﻳﺪ ﻛﻪ ﻫﺴﺘﻪ ﺑﺴﺘﺮ ﻳﻜﻲ5/1ﻟﻖ ﻫﺎﻱ ﺳﻨﮓ ﻭ ﺩﺍﺭﻧﺪ ﺿﺨﺎﻣﺖ ﻣﺘﺮ ﺍﺯ ﺑﻴﺶ ﻫﺎﻱ ﺷﻴﺐ ﻳﺎ ﻭ ﻫﺎ ﭘﻠﻪ ﻭ ﺷﺪﻩ ﺑﺮﺩﺍﺷﺘﻪ ﺑﺎﻳﺪ ﻧﻴﺰ60ﺍﺭﺗﻔﺎﻉ ﻳﺎ ﺩﺭﺟﻪ1.ﮔﺮﺩﻧﺪ ﺑﺮﻃﺮﻑ ﻧﻴﺰ ﻓﻮﺕ ﺷﻜﻞ50ﺑﺴﺘﺮ ﻫﺎﻱ ﺍﻓﺘﺎﺩﮔﻲ ﮔﻮﺩ ﻣﺠﺎﺯ ﺣﺪ : ﺍﺯ ﻛﻤﺘﺮ ﻋﺮﺽ ﻛﻪ ﺩﺭﺯﻫﺎﻳﻲ ،ﮔﻴﺮﺩ ﺻﻮﺭﺕ ﺗﺤﻜﻴﻤﻲ ﺗﺰﺭﻳﻖ ﺑﺎﻳﺪ ،ﻫﺎ ﻟﻘﻲ ﺑﺮﺩﻥ ﺑﻴﻦ ﺍﺯ ﺑﺮﺍﻱ2ﻋﻤﻖ ﺗﺎ ﺑﺎﻳﺪ ،ﺩﺍﺭﻧﺪ ﺍﻳﻨﭻ3ﺑﺎﺯ ﻋﺮﺿﺸﺎﻥ ﺑﺮﺍﺑﺮ ﺍﺟﺮﺍﻱ ﻫﻨﮕﺎﻡ ﺩﺭ ﻣﻄﻠﻮﺏ ﺗﺮﺍﻛﻢ ﻣﺎﻧﻊ ﺍﺳﺖ ﻣﻤﻜﻦ ،ﺩﺍﺭﻧﺪ ﻭﺟﻮﺩ ﺑﺴﺘﺮ ﺳﻄﺢ ﺩﺭ ﻛﻪ ﻫﺎﻳﻲ ﺍﻓﺘﺎﺩﮔﻲ ﮔﻮﺩ .ﺷﻮﻧﺪ ﭘﺮ ﺳﻴﻤﺎﻥ ﺩﻭﻏﺎﺏ ﺑﺎ ﻭ ﺷﺪﻩ ﺍﺯ ﻧﺒﺎﻳﺪ ﺭﻳﺰﻱ ﺑﺘﻦ ﺍﻳﻦ ﻫﺎﻱ ﻟﺒﻪ ﻛﻪ ﻛﺮﺩ ﺩﻗﺖ ﺑﺎﻳﺪ ﻭ ﮔﺮﺩﻧﺪ ﺑﺮﻃﺮﻑ ﭘﺮﻛﻨﻨﺪﻩ ﺑﺘﻦ ﻛﻤﻚ ﺑﻪ ﺑﺎﻳﺪ ﻫﺎ ﺍﻓﺘﺎﺩﮔﻲ ﮔﻮﺩ ﺍﻳﻦ ﻟﺬﺍ ،ﺷﻮﻧﺪ ﺑﺪﻧﻪ15 ﻳﺎ ﺳﺎﻧﺘﻴﻤﺘﺮ6ﺯﺍﻭﻳﻪ ﻳﻚ ﺑﺎ ﺍﺳﺖ ﺑﻬﺘﺮ ﻭ ﺷﻮﺩ ﻛﻮﭼﻜﺘﺮ ﺍﻳﻨﭻ45.ﮔﺮﺩﺩ ﺧﺘﻢ ﺩﺭﺟﻪ ﭘﻮﺳﺘﻪ ﺑﺴﺘﺮ ﺯﻳﺮ ﺩﺭ .ﮔﺮﺩﺩ ﭘﺎﻙ ﺑﺴﺘﺮ ﺳﻄﺢ ﺩﺭ ﺩﺍﻧﻪ ﺭﻳﺰ ﻭ ﺧﺎﻛﻲ ﻣﺼﺎﻟﺢ ﮔﻮﻧﻪ ﻫﺮ ﺍﺯ ﻭ ﺑﻮﺩﻩ ﺁﺏ ﺍﺯ ﻋﺎﺭﻱ ﺑﺎﻳﺪ ﻫﻤﭽﻨﻴﻦ ﻫﺴﺘﻪ ﺯﻳﺮ ﺑﺴﺘﺮ ﻓﺸﺮﺩﻩ ﻫﻮﺍﻱ ﻭ ﺳﻴﻤﻲ ﺑﺮﺱ ﻭ ﺁﺏ ﺑﺎ ﺑﺴﺘﺮ ﻧﻤﻮﺩﻥ ﺗﻤﻴﺰ ﺑﻪ ﻧﻴﺎﺯﻱ ﻭ ﻧﺪﺍﺭﺩ ﻭﺟﻮﺩ ﺁﺏ ﻧﺸﺖ ﺍﺯ ﺟﻠﻮﮔﻴﺮﻱ ﻳﺎ ﺗﺤﻜﻴﻤﻲ ﺗﺰﺭﻳﻖ ﺑﻪ ﻧﻴﺎﺯﻱ .ﺑﺎﺷﺪ ﻧﻤﻲ ﺣﺪﻭﺩ ﺗﺎ ﺭﺍ ﺩﻳﻮﺍﺭﻩ ﺍﻳﻦ ،ﺑﺎﺷﺪ ﺷﺪﻩ ﺍﺳﺘﻔﺎﺩﻩ ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ﺍﺯ ﻛﻪ ﺻﻮﺭﺗﻲ ﺩﺭ .ﺍﺳﺖ ﺗﺮ ﺭﺍﺣﺖ ﺳﺎﺯﻱ ﺁﻣﺎﺩﻩ ،ﺧﺎﻛﻲ ﺑﺴﺘﺮﻫﺎﻱ ﺩﺭ1ﺑﺎﻻ ﻣﺘﺮ ﺭﺱ ﺍﺯ ﻗﺸﺮﻱ ﺑﺎ ﺍﺑﺘﺪﺍ ﻭ ﺑﺎﺷﺪ ﻣﺎﺳﻪ ﻭ ﺷﻦ ﻣﺜﻞ ﻣﺼﺎﻟﺤﻲ ﻫﺮﮔﻮﻧﻪ ﺍﺯ ﻋﺎﺭﻱ ﺑﻨﺪ ﺁﺏ ﭘﺮﺩﻩ ﺭﺃﺱ ﺑﺎﻳﺪ .ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﻫﺴﺘﻪ ﺩﺭﻭﻥ ﺩﺭ ﺗﺎ ﺁﻭﺭﻧﺪ ﻣﻲ ﻧﻴﺰ ﺑﺴﺘﺮ ﺧﺎﻙ ﺗﺮﺍﻛﻢ ﻋﻤﻠﻴﺎﺕ ﻭ ﺷﻮﻧﺪ ﺗﺨﻠﻴﻪ ﺑﺎﻳﺪ ﻧﻴﺰﺍﺭﻫﺎ ﻛﻠﻴﻪ ﻳﺎ ﻭ ﻫﺴﺘﻨﺪ ﺁﻟﻲ ﻣﻮﺍﺩ ﺩﺍﺭﺍﻱ ﻛﻪ ﻫﺎﻳﻲ ﺧﺎﻙ ﻛﻠﻴﻪ .ﮔﺮﺩﺩ ﻣﺘﺮﺍﻛﻢ ﻭ ﭘﻮﺷﻴﺪﻩ .ﭘﺬﻳﺮﺩ ﺍﻧﺠﺎﻡ ﺷﻜﻞ51ﺑﺴﺘﺮ ﺳﺎﺯﻱ ﺁﻣﺎﺩﻩ : < 1 ft < 60 O
31.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ31 :ﺁﻥ ﻛﻨﺘﺮﻝ ﻭ ﺳﻨﮕﺮﻳﺰﻩ ﻳﺎ ﺧﺎﻛﺮﻳﺰ ﺳﺎﺧﺖﺩﺭ ﺩﻗﻴﻖ ﺍﺑﺰﺍﺭ ﻧﺼﺐ ،ﻫﺎ ﭘﻮﺳﺘﻪ ﻭ ﻫﺴﺘﻪ ﺳﺎﺧﺖ ﻭ ﺟﺎﻳﮕﺬﺍﺭﻱ ﭘﻴﺸﺮﻓﺖ ﻣﻮﺍﺯﺍﺕ ﺑﻪ ﻣﺮﺣﻠﻪ ﺍﻳﻦ .ﺭﺳﺪ ﻣﻲ ﺍﺗﻤﺎﻡ ﺑﻪ ﺩﺳﺖ ﺑﺎﻻ ﺷﻴﺮﻭﺍﻧﻲ ﻣﺤﺎﻓﻆ ﺳﺎﺧﺖ ﺑﺎ ﺳﻨﮕﺮﻳﺰ ﻳﺎ ﻭ ﺧﺎﻛﺮﻳﺰ ﺍﺟﺮﺍﻳﻲ ﻋﻤﻠﻴﺎﺕ .ﮔﻴﺮﺩ ﻣﻲ ﺍﻧﺠﺎﻡ ﻫﺎ ﭘﻮﺳﺘﻪ ﻭ ﻫﺴﺘﻪ ﺑﺎ ﺭﺱ ﻻﻳﻪ ﻳﻚ ،ﭼﻴﺰ ﻫﺮ ﺍﺯ ﻗﺒﻞ ﻭ ﺷﺪﻩ ﺍﻧﺠﺎﻡ ﭘﻠﻪ ﭘﻠﻪ ﺭﻭﺵ ﺑﻪ ﺳﺪ ﺑﺪﻧﻪ ﺍﺟﺮﺍﻱPI>25ﺣﺪﻭﺩ )PI=30ﭼﺴﺒﻨﺪﮔﻲ ﻋﺎﻣﻞ ﻋﻨﻮﺍﻥ ﺑﻪ ( ﺍﺑﺘﺪﺍ ﺑﻌﺪ ﻣﺮﺣﻠﻪ ﺩﺭ .ﻛﻨﺪ ﻣﻲ ﺩﺷﻮﺍﺭ ﺷﺪﺕ ﺑﻪ ﺭﺍ ﺳﺪ ﺍﺟﺮﺍﺋﻲ ﻋﻤﻠﻴﺎﺕ ﻣﺸﺨﺼﺎﺕ ﺍﻳﻦ ًﺎﻣﺴﻠﻤ ﻛﻪ ﮔﺮﺩﺩ ﻣﻲ ﺍﺟﺮﺍ ﺁﻥ ﺯﻳﺮ ﺩﺭ ﺑﺴﺘﺮ ﻭ ﻫﺴﺘﻪ ﺣﺪﺍﻛﺜﺮ ﺿﺨﺎﻣﺖ ﺑﺎ ﻫﺴﺘﻪ ﻗﺸﺮ20ﻣﻄﻠﻮﺏ ﺗﺮﺍﻛﻢ ﺣﺪ ﺗﺎ ﻣﺎﻛﺰﻳﻤﻢ ﺗﺮﺍﻛﻢ ﺑﻪ ﺩﺳﺘﻴﺎﺑﻲ ﺟﻬﺖ ﺍﭘﺘﻴﻤﻢ ﺭﻃﻮﺑﺖ ﺗﺄﻣﻴﻦ ﺍﺯ ﭘﺲ ﻭ ﺍﺟﺮﺍ ﺳﺎﻧﺘﻴﻤﺘﺮ ﺁﺧﺮ ﺩﺭﻣﺮﺣﻠﻪ ﺭﺳﻲ ﻫﺴﺘﻪ ﺑﻌﺪﻱ ﻻﻳﻪ ﺑﺎ ﻣﻨﺎﺳﺐ ﭘﻴﻮﻧﺪ ﺷﺮﺍﻳﻂ ﺍﻳﺠﺎﺩ ﺟﻬﺖ ﻛﻪ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡ .ﺷﻮﻧﺪ ﻣﻲ ﻣﺘﺮﻛﺎﻡ ﻻﺳﺘﻴﻜﻲ ﻫﺎﻱ ﻏﻠﺘﻚ ﺑﺎ ﺑﻴﻦ ﺑﻴﺸﺘﺮﻱ ﭘﻴﻮﺳﺘﮕﻲ ، ﻧﺎﻫﻤﻮﺍﺭ ﺳﻄﺤﻲ ﺍﻳﺠﺎﺩ ﺑﺎ ﺗﺎ ﺷﻮﺩ ﻣﻲ ﺯﺩﻩ ﻏﻠﺘﻚ ،ﺑﺰﻱ ﭘﺎﭼﻪ ﻏﻠﺘﻚ ﺑﺎ ﻣﺬﻛﻮﺭ ﻻﻳﻪ ، ﺭﺳﻲ ﻫﺴﺘﻪ ﻻﻳﻪ ﻫﺮ ﺗﺮﺍﻛﻢ .ﺷﻮﺩ ﺍﻳﺠﺎﺩ ﺭﺳﻲ ﻫﺴﺘﻪ ﻫﺎﻱ ﻻﻳﻪ ﺷﻜﻞ52ﺭﺳﻲ ﻫﺴﺘﻪ ﻻﻳﻪ ﻫﺮ ﺗﺮﺍﻛﻢ ﻣﺮﺣﻠﻪ ﺁﺧﺮﻳﻦ ﺩﺭ ﺑﺰﻱ ﭘﺎﭼﻪ ﻫﺎﻱ ﻏﻠﺘﻚ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ : ﺍﺟﺮﺍﻱ ﺿﺨﺎﻣﺖ ﻛﻪ ﺷﻮﺩ ﻣﻲ ﺍﺟﺮﺍ ﭘﻮﺳﺘﻪ ﻗﺸﺮ ﻳﻚ ﺁﻥ ﺍﺯ ﭘﺲ ﻭ ﮔﺮﺩﺩ ﻣﻲ ﺍﺟﺮﺍ ﻓﻴﻠﺘﺮ ﻭ ﺯﻫﻜﺶ ، ﻫﺴﺘﻪ ﻣﺼﺎﻟﺢ ﺍﺯ ﻻﻳﻪ ﭼﻨﺪ ﺍﺟﺮﺍﻱ ﺍﺯ ﭘﺲ ﺣﺪﻭﺩ ﺗﺎ ﺁﻥ60ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ ﻭ ﺷﻮﺩ ﻣﻲ ﺍﺳﺘﻔﺎﺩﻩ ﺩﻳﻨﺎﻣﻴﻜﻲ ﻫﺎﻱ ﻏﻠﺘﻚ ﺍﺯ ﺗﺮﺍﻛﻢ ﺟﻬﺖ ﻧﻴﺰ ﭘﻮﺳﺘﻪ ﻣﻮﺭﺩ ﺩﺭ .ﺑﺎﺷﺪ ﻣﻲ ﺑﻼﻣﺎﻧﻊ ﻧﻴﺰ ﺳﺎﻧﺘﻴﻤﺘﺮ ﺗﻮﺟﻪ ﺑﺎ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡ .ﺷﻮﺩ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﻛﻨﻨﺪﻩ ﻣﺘﺮﺍﻛﻢ ﻋﻨﻮﺍﻥ ﺑﻪ ﺗﻮﺍﻧﺪ ﻣﻲ ﻧﻴﺰ ﺁﻣﺪ ﻭ ﺭﻓﺖ ﺣﺎﻝ ﺩﺭ ﺳﻨﮕﻴﻦ ﺁﻻﺕ ﻣﺎﺷﻴﻦ ﺁﻣﺪ ﻭ ﺭﻓﺖ .ﮔﻴﺮﺩ ﻣﻲ ﺍﻧﺠﺎﻡ ﻏﺮﻗﺎﺑﻲ ﺭﻭﺵ ﺑﺎ ﻗﺸﺮ ﺍﻳﻦ ﺗﺮﺍﻛﻢ ﻋﻤﻠﻴﺎﺕ ﺍﻭﻗﺎﺕ ﮔﺎﻫﻲ ، ﭘﻮﺳﺘﻪ ﻣﺼﺎﻟﺢ ﻣﺸﺨﺼﺎﺕ ﺑﻪ ﺷﻜﻞ53ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺑﺪﻧﻪ ﺍﺟﺮﺍﺋﻲ ﻣﺮﺍﺣﻞ : ﺟﺎﻧﺒﻲ ﻭ ﻛﻤﻜﻲ ﺗﺄﺳﻴﺴﺎﺕ ﺳﺎﺧﺖﺗﺄﺳﻴﺴﺎﺕ ﻭ ﺁﺑﮕﻴﺮﻱ ﺑﺮﺝ ،ﺁﺭﺍﻣﺶ ﻫﺎﻱ ﺣﻮﺿﭽﻪ ،ﺳﺮﺭﻳﺰ ﺳﺎﺧﺖ ﺷﺎﻣﻞ ﺍﺳﺖ ﻣﻤﻜﻦ ﻣﺮﺣﻠﻪ ﺍﻳﻦ : ﻫﺎﻱ ﺁﺏ ﺁﻭﺭﻱ ﺟﻤﻊ ،ﺯﻫﻜﺸﻲ ،ﺳﺪ ﺗﺎﺝ ﺭﻭﻱ ﺩﺭ ﺗﻜﻤﻴﻠﻲ ﻛﺎﺭﻫﺎﻱ ﺍﺟﺮﺍﻱ ﺷﺎﻣﻞ ﻫﻤﭽﻨﻴﻦ ﻋﻤﻠﻴﺎﺕ ﺍﻳﻦ .ﺑﺎﺷﺪ ﻣﻲ ﻣﺸﺎﺑﻪ ﻛﻨﻨﺪﻩ ﻣﻬﺎﺭ .ﮔﺮﺩﺩ ﻣﻲ ﻏﻴﺮﻩ ﻭ ﮔﻴﺮ ﻣﻮﺝ ﺩﻳﻮﺍﺭ ،ﺳﻄﺤﻲ
32.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ32 ﺷﻜﻞ54ﺟﺎﻧﺒﻲ ﺗﺠﻬﻴﺰﺍﺕ ﻭ ﺗﺄﺳﻴﺴﺎﺕ ﺳﺎﺧﺖ : :ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﻫﺎﻱ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ ﺑﺮﺭﺳﻲ ﺑﺮﺭﺳﻲ .ﺑﺎﺷﺪ ﻣﻲ ﻧﻈﺮ ﻣﻮﺭﺩ ﺳﺪ ﺩﺳﺖ ﭘﺎﻳﻴﻦ ﻭ ﺩﺳﺖ ﺑﺎﻻ ﻫﺎﻱ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ ﺑﺮﺭﺳﻲ ﺳﺪﺧﺎﻛﻲ ﻃﺮﺍﺣﻲ ﻣﺮﺍﺣﻞ ﻣﻬﻤﺘﺮﻳﻦ ﺍﺯ ﻳﻜﻲ ﻟﻐﺰﺵ ﺑﺮﺍﻱ ﺣﺎﻟﺖ ﺑﺪﺗﺮﻳﻦ ،ﻃﺮﺍﺡ ﻧﻈﺮ ﻣﻮﺭﺩ ﺭﻭﺵ ﺑﺎ ﺣﺎﻟﺖ ﻫﺮ ﺩﺭ ﻭ ﮔﻴﺮﺩ ﻗﺮﺍﺭ ﺑﺮﺳﻲ ﻣﻮﺭﺩ ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﺣﺎﻟﺖ ﺩﺭ ﺑﺎﻳﺪ ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ .ﮔﺮﺩﺩ ﻛﻨﺘﺮﻝ ﻣﺮﺑﻮﻃﻪ ﻧﺎﻣﻪ ﺁﺋﻴﻦ ﺩﺭ ﺷﺪﻩ ﺫﻛﺮ ﺍﻃﻤﻴﻨﺎﻥ ﺿﺮﻳﺐ ﮔﺮﻓﺘﻦ ﻧﻈﺮ ﺩﺭ ﺑﺎ ﻭ ﺷﺪﻩ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﺟﻬﺖ ﺭﺍ ﺳﺮﻳﻊ ﺗﺨﻠﻴﻪ ﻫﻨﮕﺎﻡ ﺩﺭ ﺳﺪ ﺑﺎﻻﺧﺮﻩ ﻭ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﻫﻨﮕﺎﻡ ﺩﺭ ﺳﺪ ، ﺍﺟﺮﺍ ﺣﺎﻟﺖ ﺩﺭ ﺳﺪ ﻣﺨﺘﻠﻒ ﺣﺎﻟﺖ ﺳﻪ ﺗﻮﺍﻥ ﻣﻲ ﻛﻠﻲ ﻃﻮﺭ ﺑﻪ ﺗﺄﺛﻴﺮ ،ﻣﺮﺑﻮﻃﻪ ﻣﻨﻔﺬﻱ ﻓﺸﺎﺭ ﻭﺟﻮﺩ ﻋﺪﻡ ﻧﺘﻴﺠﻪ ﺩﺭ ﻭ ﺁﺏ ﺟﺮﻳﺎﻥ ﻭﺟﻮﺩ ﻋﺪﻡ ﻋﻠﺖ ﺑﻪ ،ﺍﻭﻝ ﺣﺎﻟﺖ ﺩﺭ .ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ ﺗﺤﻠﻴﻞ ﻧﻘﻄﻪ ﻫﺮ ﺩﺭ ﺭﺍ ﺁﺏ ﻣﻨﻔﺬﻱ ﻓﺸﺎﺭ ﺗﻮﺍﻥ ﻣﻲ ﺁﺑﻲ ﺯﻩ ﺳﻄﺢ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺩﻭﻡ ﺣﺎﻟﺖ ﺩﺭ ﻭﻟﻲ ﺷﻮﺩ ﻧﻤﻲ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﻃﺮﺍﺣﻲ ﺩﺭ ﻋﺎﻣﻞ ﺍﻳﻦ ﺗﺨﻠﻴﻪ ﺣﺎﻟﺖ ﺩﺭ .ﺩﺍﺩ ﺍﻧﺠﺎﻡ ﺍﺳﺎﺱ ﺁﻥ ﺑﺮ ﺭﺍ ﻟﻐﺰﺵ ﻣﺤﺎﺳﺒﺎﺕ ﻭ ﺁﻭﺭﺩﻩ ﺑﺪﺳﺖ ﺭﺍ ﺍﺷﺒﺎﻉ ﻭ ﺧﺸﻚ ﻣﺼﺎﻟﺢ ﻣﺤﺪﻭﺩﻩ ،ﺍﺳﺎﺱ ﺁﻥ ﺑﺮ ﻭ ﺁﻭﺭﺩ ﺑﺪﺳﺖ ﭘﻮﺳﺘﻪ ﺩﺭ ﺳﻄﺢ ﺍﻳﻦ ﻭ ﻣﺎﻧﺪﻩ ﺗﻐﻴﻴﺮ ﺑﺪﻭﻥ ًﺎﺗﻘﺮﻳﺒ ﻫﺴﺘﻪ ﺩﺍﺧﻞ ﺩﺭ ﺁﺑﻲ ﺯﻩ ﺳﻄﺢ ،ﺭﺳﻲ ﻫﺴﺘﻪ ﻣﺼﺎﻟﺢ ﺧﺎﻙ ﺑﻮﺩﻥ ﺭﻳﺰﺩﺍﻧﻪ ﺩﻟﻴﻞ ﺑﻪ ﻧﻴﺰ ﺳﺮﻳﻊ .ﮔﺮﺩﺩ ﻣﻲ ﺣﺬﻑ ،ﺩﻭﻡ ﺣﺎﻟﺖ ﺧﻼﻑ ﺑﺮ ﻧﻴﺰ ﺳﺪ ﭘﺸﺖ ﺁﺏ ﻭﺯﻥ ﻭ ﻛﻨﺪ ﻣﻲ ﭘﻴﺪﺍ ﻛﺎﻫﺶ ﺩﺳﺖ ﺑﺎﻻ ﺷﻜﻞ55ﺷﻜﻞ ﺍﺟﺮﺍ ﺣﺎﻝ ﺩﺭ ﺳﺪ :56ﺷﻜﻞ ﺑﺮﺩﺍﺭﻱ ﺑﻬﺮﻩ ﺣﺎﻝ ﺩﺭ ﺳﺪ :57ﺳﺮﻳﻊ ﺗﺨﻠﻴﻪ ﺣﺎﻝ ﺩﺭ ﺳﺪ : ﺗﻘﺴﻴﻢ ﻋﻤﻮﻣﻲ ﻟﻐﺰﺵ ﻭ ﺍﻱ ﺩﺍﻳﺮﻩ ﻟﻐﺰﺵ ،ﻧﺎﻣﺤﺪﻭﺩ ﻟﻐﺰﺵ ﺑﻪ ﻛﻠﻲ ﺻﻮﺭﺕ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﺩﺭ ﻟﻐﺰﺵ ،ﺩﺍﻧﻴﻢ ﻣﻲ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ ﺩﺭ ﻭ ﺷﻮﺩ ﻟﻐﺰﺵ ﺩﭼﺎﺭ ﺧﻮﺩ ﻓﻮﻗﺎﻧﻲ ﺳﻄﺢ ﻣﻮﺍﺯﺍﺕ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﻣﺨﺘﻠﻒ ﺩﻻﻳﻞ ﺑﻪ ﺧﺎﻛﻲ ﺷﻴﺮﻭﺍﻧﻲ ﺍﺯ ﻻﻳﻪ ﻳﻚ ،ﺍﻭﻝ ﺣﺎﻟﺖ ﺩﺭ .ﮔﺮﺩﺩ ﺑﻨﺪﻱ ﻣﺸﺎﻫﺪﻩ ﻟﻐﺰﺵ ﺳﻄﺢ ﻋﻨﻮﺍﻥ ﺑﻪ ﻧﺎﻣﺸﺨﺼﻲ ﺳﻄﺢ ،ﺁﺧﺮ ﺣﺎﻟﺖ ﺩﺭ ﺑﺎﻻﺧﺮﻩ ﻭ ﮔﺮﻓﺘﻪ ﺻﻮﺭﺕ ﺍﻱ ﺍﺳﺘﻮﺍﻧﻪ ﺳﻄﺢ ﻳﻚ ﺩﺭ ﻟﻐﺰﺵ ،ﺩﻭﻡ ﺣﺎﻟﺖ .ﺷﻮﺩ ﻣﻲ ﺷﻜﻞ58ﺷﻜﻞ ﻣﻮﺍﺯﻱ ﻳﺎ ﻧﺎﻣﺤﺪﻭﺩ ﻟﻐﺰﺵ :59ﺷﻜﻞ ﺍﻱ ﺍﺳﺘﻮﺍﻧﻪ ﻳﺎ ﺍﻱ ﺩﺍﻳﺮﻩ ﻟﻐﺰﺵ :60ﻧﺎﻣﺸﺨﺺ ﻟﻐﺰﺵ :
33.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ33 ﺳﻪ ﺑﻪ ﺍﺳﺖ ﻣﻤﻜﻦ ﺧﻮﺩ ﻛﻪ ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺍﻱ ﺍﺳﺘﻮﺍﻧﻪ ﺳﻄﺢ ﻳﻚ ﺭﻭﻱ ﺑﺮ ﻭ ﺍﻱ ﺩﺍﻳﺮﻩ ًﺎﺗﻘﺮﻳﺒ ﺭﺍ ﻟﻐﺰﺵ ﺗﻮﺍﻥ ﻣﻲ ،ﺧﺎﻛﻲ ﺳﺪﻫﺎﻱ ﺷﻴﺮﻭﺍﻧﻲ ﺩﺭ ﺭﻭﻱ ﻟﻐﺰﺵ ﺁﻥ ﺑﻪ ﻛﻪ ﺭﺳﺪ ﻧﻤﻲ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻱ ﺑﻪ ﻭ ﮔﺮﻓﺘﻪ ﻗﺮﺍﺭ ﺷﻴﺮﻭﺍﻧﻲ ﺳﻄﺢ ﺭﻭﻱ ﺑﺮ ﻟﻐﺰﺵ ﺩﺍﻳﺮﻩ ،ﺍﻭﻝ ﺣﺎﻟﺖ ﺩﺭ .ﺩﻫﺪ ﺭﺥ ﻣﺨﺘﻠﻒ ﺣﺎﻟﺖ ﺣﺎﻟﺖ ﺩﺭ ﺑﺎﻻﺧﺮﻩ ﻭ ﮔﻮﻳﻨﺪ ﻣﻲ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻱ ﻟﻐﺰﺵ ﺁﻥ ﺑﻪ ﻭ ﮔﺬﺷﺘﻪ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻱ ﺍﺯ ﺩﺭﺳﺖ ﻟﻐﺰﺵ ،ﺩﻭﻡ ﺣﺎﻟﺖ ﺩﺭ .ﮔﻮﻳﻨﺪ ﻣﻲ ﺷﻴﺮﻭﺍﻧﻲ ﻭ ﺍﻭﻝ ﻧﻮﻉ ﻟﻐﺰﺵ ﺍﺳﺖ ﻣﺸﺨﺺ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ .ﮔﻮﻳﻨﺪ ﻣﻲ ﻋﻤﻴﻖ ﻟﻐﺰﺵ ﺁﻥ ﺑﻪ ﻛﻪ ﮔﻴﺮﺩ ﻣﻲ ﺑﺮ ﺩﺭ ﻧﻴﺰ ﺭﺍ ﺑﺴﺘﺮ ﺍﺯ ﻗﺴﻤﺘﻲ ﻟﻐﺰﺵ ﺩﺍﻳﺮﻩ ،ﺁﺧﺮ ﺣﺎﻟﺖ ﺩﻭ ﺍﺯ ﻳﻜﻲ ًﺎﺣﺘﻤ ﻟﻐﺰﺵ ﻧﻮﻉ ،ﺳﻨﮕﻲ ﺑﺴﺘﺮﻫﺎﻱ ﺩﺭ ًﻼﻣﺜ .ﺑﺎﺷﺪ ﺯﻳﺎﺩﻱ ﻣﻘﺎﻭﻣﺖ ﺩﺍﺭﺍﻱ ﺑﺴﺘﺮ ﻣﺼﺎﻟﺢ ﻛﻪ ﺍﻓﺘﺪ ﻣﻲ ﺍﺗﻔﺎﻕ ﻣﻮﺍﺭﺩﻱ ﺩﺭ ﺩﻭﻡ ﻧﻮﻉ ﺍﺯ ﺍﺳﺖ ﻣﻤﻜﻦ ﻟﻐﺰﺵ ،ﺑﺎﺷﻨﺪ ﺷﺒﻴﻪ ﻫﻢ ﺑﻪ ﺑﺴﺘﺮ ﻭ ﺳﺪ ﺑﺪﻧﻪ ﻣﺼﺎﻟﺢ ﻣﻜﺎﻧﻴﻜﻲ ﻭ ﻓﻴﺰﻳﻜﻲ ﺧﺼﻮﺻﻴﺎﺕ ﻛﻪ ﻣﻮﺍﺭﺩﻱ ﺩﺭ .ﺑﻮﺩ ﺧﻮﺍﻫﺪ ﺍﻭﻝ .ﮔﻴﺮﺩ ﻣﻲ ﺑﺮ ﺩﺭ ﻧﻴﺰ ﺭﺍ ﺑﺴﺘﺮ ﺍﺯ ﻗﺴﻤﺘﻲ ﻟﻐﺰﺵ ﺩﺍﻳﺮﻩ ﺣﺎﻟﺖ ﺍﻳﻦ ﺩﺭ ﻛﻪ ﺑﺎﺷﺪ ﻧﻴﺰ ﻋﻤﻴﻖ ﺷﻜﻞ60ﺷﻜﻞ ﺷﻴﺮﻭﺍﻧﻲ ﺭﻭﻱ ﻟﻐﺰﺵ :61ﺷﻜﻞ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻱ ﻟﻐﺰﺵ :62ﻋﻤﻴﻖ ﻟﻐﺰﺵ : :ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﻟﻐﺰﺵ ﺩﺭ ﺍﻳﻤﻨﻲ ﺿﺮﻳﺐ :ﮔﺮﺩﺩ ﺗﻌﺮﻳﻒ ﺯﻳﺮ ﺻﻮﺭﺕ ﺑﻪ ﺗﻮﺍﻧﺪ ﻣﻲ ﻛﻞ ﺩﺭ ﻛﻪ ﺑﺎﺷﺪ ﻣﻲ ﻟﻐﺰﺵ ﺍﻃﻤﻴﻨﺎﻥ ﺿﺮﻳﺐ ﻫﺎ،ﻛﻨﺘﺮﻝ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ ﻣﺤﺎﺳﺒﻪ ﻗﺴﻤﺖ ﻣﻬﻤﺘﺮﻳﻦ ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﺩﺭ ﻛﻪ،ﺑﻮﺩﻩ ﺧﺎﻙ ﻣﺘﻮﺳﻂ ﻣﻘﺎﻭﻣﺖ ﺍﺯ ﻋﺒﺎﺭﺕﺑﺎ .ﺑﺎﺷﺪ ﻣﻲ ﺑﺤﺮﺍﻧﻲ ﻟﻐﺰﺵ ﺳﻄﺢ ﺩﺭ ﺷﺪﻩ ﺑﺴﻴﺞ ﻣﺘﻮﺳﻂ ﺑﺮﺷﻲ ﺗﻨﺶ ﻧﻴﺰ ) ﭼﺴﺒﻨﺪﮔﻲ ﺿﺮﻳﺐ ﻓﺎﻛﺘﻮﺭ ﺩﻭ ﺑﻪ ﺗﻮﺟﻪCﺩﺍﺧﻠﻲ ﺍﺻﻄﻜﺎﻙ ﺯﺍﻭﻳﻪ ﻭ (φ:ﺁﻭﺭﺩ ﺑﺪﺳﺖ ﺯﻳﺮ ﺭﺍﺑﻄﻪ ﺍﺯ ﺭﺍ ﺧﺎﻙ ﺑﺮﺷﻲ ﻣﻘﺎﻭﻣﺖ ﺗﻮﺍﻥ ﻣﻲ ، ﻧﻴﺰ ﺭﺍﺑﻄﻪ ﺍﻳﻦ ﺩﺭ ﻛﻪﻭ ﻧﻈﺮ ﻣﻮﺭﺩ ﺧﺎﻙ ﭼﺴﺒﻨﺪﮔﻲﻭ ﺩﺍﺧﻠﻲ ﺍﺻﻄﻜﺎﻙ ﺯﺍﻭﻳﻪ.ﺍﺳﺖ ﺑﺤﺮﺍﻧﻲ ﻟﻐﺰﺵ ﺭﻭﻱ ﺩﺭ ﻣﺘﻮﺳﻂ ﻭ ﻗﺎﺋﻢ ﺗﻨﺶ ﺑﺎ ﺑﻮﺩ ﺧﻮﺍﻫﺪ ﻋﺒﺎﺭﺕ ﻛﻪ ﺷﻮﺩ ﺳﺎﺯﻱ ﻣﻌﺎﺩﻝ ﻣﺸﺎﺑﻬﻲ ﺻﻮﺭﺕ ﺑﻪ ﺗﻮﺍﻧﺪ ﻣﻲ ﻧﻴﺰ ﺷﻴﺮﻭﺍﻧﻲ ﻟﻐﺰﺵ ﺟﻬﺖ ﺷﺪﻩ ﺑﺴﻴﺞ ﻣﺘﻮﺳﻂ ﺑﺮﺷﻲ ﺗﻨﺶ: ﻛﻪﻭ ﭼﺴﺒﻨﺪﮔﻲ ﻭ:ﺩﺍﺷﺖ ﺧﻮﺍﻫﻴﻢ ﺍﻭﻝ ﺭﺍﺑﻄﻪ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﻭ ﺑﺎﺷﺪ ﻣﻲ ﻟﻐﺰﺵ ﺳﻄﺢ ﺩﺭ ﺷﺪﻩ ﺑﺴﻴﺞ ﺩﺍﺧﻠﻲ ﺍﺻﻄﻜﺎﻙ ﺯﺍﻭﻳﻪ ﻫﻨﮕﺎﻣﻲ ،ﺷﺪﻩ ﺫﻛﺮ ﺗﻮﺿﻴﺤﺎﺕ ﺑﺎﻛﻪﭘﺲ ،ﺑﺎﺷﺪ ﻣﻲ ﻟﻐﺰﺵ ﺁﻣﺎﺩﻩ ﻭ ﺩﺍﺷﺘﻪ ﻗﺮﺍﺭ ﻟﻐﺰﺵ ﺁﺳﺘﺎﻧﻪ ﺩﺭ ﻧﻈﺮ ﻣﻮﺭﺩ ﺳﻄﺢ ،ﮔﺮﺩﺩ ﻣﻲ ﻳﻚ ﺑﺮﺍﺑﺮ ﺑﺎﻳﺴﺖ ﻣﻘﺪﺍﺭﻣﻲ ،ﺍﻃﻤﻴﻨﺎﻥ ﻛﺴﺐ ﻟﺰﻭﻡ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎًﻻﻣﻌﻤﻮ ﻭ ﺑﺎﺷﺪ ﻳﻚ ﺍﺯ ﺑﺰﺭﮔﺘﺮﺍﺯ ﺑﺰﺭﮔﺘﺮ ﺭﺍ5/1ﺩﺭ ﻭﻟﻲ .ﮔﻴﺮﻧﺪ ﻣﻲ ﻧﻈﺮ ﺩﺭ ﺟﻤﻠﻪ ﺍﺯ ﻣﺮﺑﻮﻁ ﻫﺎﻱ ﻧﺎﻣﻪ ﺁﻳﻴﻦ ﺗﻮﺳﻂ ،ﻣﺼﺮﻓﻲ ﻣﺼﺎﻟﺢ ﻭ ﺳﺪ ﻧﻮﻉ ،ﺷﺮﺍﻳﻂ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ،ﻣﺨﺘﻠﻒ ﺳﺪﻫﺎﻱICOLDﭘﻴﺸﻨﻬﺎﺩ ﻣﺨﺘﻠﻔﻲ ﻣﻘﺎﺩﻳﺮ ، .ﺍﺳﺖ ﺷﺪﻩ
34.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ34 :ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ ﻣﺤﺎﺳﺒﺎﺗﻲ ﻫﺎﻱ ﺭﻭﺵ ﺗﻮﺍﻥ ﻣﻲ ،ﺧﺎﻙ ﻣﺘﻮﺳﻂ ﺑﺮﺷﻲ ﻣﻘﺎﻭﻣﺖ ﻭ ﻟﻐﺰﺵ ﺳﻄﺢ ﺩﺭ ﺷﺪﻩ ﺑﺴﻴﺞ ﻣﺘﻮﺳﻂ ﺑﺮﺷﻲ ﺗﻨﺶ ﻣﻘﺎﺩﻳﺮ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ،ﺷﺪ ﮔﻔﺘﻪ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ .ﻛﻨﻴﻢ ﺑﻴﺎﻥ ﺭﺍ ﺍﺣﺘﻤﺎﻟﻲ ﻫﺎﻱ ﻟﻐﺰﺵ ﺍﺯ ﻧﻤﻮﻧﻪ ﭼﻨﺪ ﻣﺤﺎﺳﺒﻪ ﻧﺤﻮﻩ ﺍﺯ ﻫﺎﻳﻲ ﺭﻭﺵ ﺷﺪ ﺧﻮﺍﻫﺪ ﺳﻌﻲ ﺍﺩﺍﻣﻪ ﺩﺭ .ﻧﻤﻮﺩ ﻣﺤﺎﺳﺒﻪ ﺭﺍ ﺍﻃﻤﻴﻨﺎﻥ ﺿﺮﻳﺐ ﺑﻴﺸﺘﺮ ﺍﻃﻼﻉ ﺟﻬﺖ ﺍﺳﺖ ﻻﺯﻡ ﻛﻪ ﺍﺳﺖ ﻣﻮﺟﻮﺩ ﺧﺎﻙ ﻣﻜﺎﻧﻴﻚ ﻛﺘﺎﺑﻬﺎﻱ ﺩﺭ ﻣﺬﻛﻮﺭ ﻫﺎﻱ ﺭﻭﺵ ﺑﻪ ﻣﺮﺑﻮﻁ ﻛﺎﻣﻞ ﺍﻃﻼﻋﺎﺕ ﺍﺳﺖ ﺫﻛﺮ ﺑﻪ ﻻﺯﻡ .ﺷﻮﺩ ﻣﺮﺍﺟﻌﻪ ﻛﺘﺎﺑﻬﺎ ﺍﻳﻨﮕﻮﻧﻪ ﺑﻪ :ﻧﺎﻣﺤﺪﻭﺩ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱﺯﺍﻭﻳﻪ ﺑﺎ ﺳﻄﺢ ﻳﻚ ﺩﺭ ﻧﺎﻣﺤﺪﻭﺩ ﻟﻐﺰﺵ ﺗﻮﺍﻥ ﻣﻲαﺣﻔﺮﻩ ﻓﺸﺎﺭ ﻛﻪ ﺣﺎﻟﺘﻲ ﺩﺭ .ﺩﺍﺩ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﻮﺭﺩ ﺭﺍ ﺍﻓﻖ ﺑﺎ :ﻧﻤﻮﺩ ﻣﺤﺎﺳﺒﻪ ﺯﻳﺮ ﺻﻮﺭﺕ ﺑﻪ ﺗﻮﺍﻥ ﻣﻲ ﺭﺍ ﺍﻃﻤﻴﻨﺎﻥ ﺿﺮﻳﺐ ،ﺑﺎﺷﺪ ﺻﻔﺮ ﺍﻱ W = γ.L.H W.cosα = γ.L.H.cosα W.sinα = γ.L.H.sinα :ﺷﻮﺩ ﻣﺤﺎﺳﺒﻪ ﺯﻳﺮ ﻣﻘﺎﺩﻳﺮ ﺑﻪ ﺗﻮﺟﻪ ﺑﺎ ﺑﺎﻳﺪ ﺷﺪﻩ ﺫﻛﺮ ﺭﻭﺍﺑﻂ ﺻﻮﺭﺕ ﺁﻥ ﺩﺭ ،ﺑﺎﺷﺪ ﺁﺏ ﺗﺮﺍﻭﺵ ﺑﺎ ﻫﻤﺮﺍﻩ ﻣﺼﺎﻟﺢ ﺷﺎﻣﻞ ﺷﻴﺮﻭﺍﻧﻲ ﻛﻪ ﺻﻮﺭﺗﻲ ﺩﺭ α :(ﺗﻮﺩﻩ )ﺭﻭﺵ ﺍﻱ ﺍﺳﺘﻮﺍﻧﻪ ﻟﻐﺰﺵ ﺳﻄﺢ ﺑﺮﺍﻱ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱﺗﻮﺍﻥ ﻣﻲ ﺷﻜﻞ ﻣﻄﺎﺑﻖ ،ﺑﺎﺷﺪ ﺍﻱ ﺩﺍﻳﺮﻩ ﺻﻮﺭﺕ ﺑﻪ ﻟﻐﺰﺵ ﻛﻪ ﺣﺎﻟﺘﻲ ﺩﺭ ) ﺑﺎﺷﺪ ﺻﻔﺮ ﺑﺮﺍﺑﺮ ﻣﺼﺎﻟﺢ ﺍﺻﻄﻜﺎﻙ ﺯﺍﻭﻳﻪ ﻭ ﻫﻤﮕﻦ ﻣﺼﺎﻟﺢ ﻛﻪ ﺧﺎﺹ ﺣﺎﻟﺖ ﻳﻚ ﺩﺭ .ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﺭﺍ ﺩﻟﺨﻮﺍﻩ ﻟﻐﺰﺵ ﺳﻄﺢ ﻳﻚ= 0φ،( :ﺩﺍﺷﺖ ﺧﻮﺍﻫﻴﻢ ﺷﻜﻞ ﻣﻄﺎﺑﻖ
35.
MIslamic Azad University,
Fars Science & Research Branch M.M.Jabbari ﺳﺪ ﻣﻬﻨﺪﺳﻲ ﺍﺻﻮﻝ ﺩﺭﺱ ﺟﺰﻭﻩ:ﺻﻔﺤﻪ35 :(ﺑﻨﺪﻱ ﻗﻄﻌﻪ )ﺭﻭﺵ ﺍﻱ ﺍﺳﺘﻮﺍﻧﻪ ﻟﻐﺰﺵ ﺳﻄﺢ ﺑﺮﺍﻱ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱﻣﺨﺘﻠﻔﻲ ﻣﺼﺎﻟﺢ ﺩﺍﺭﺍﻱ ﺑﺮﺭﺳﻲ ﻣﻮﺭﺩ ﺳﺪﻫﺎﻱ ،ﻣﻮﺍﺭﺩ ﺑﻴﺸﺘﺮ ﺩﺭ ﺟﻬﺖ ﻧﻈﺮ ﻣﻮﺭﺩ ﺳﻄﺢ ﺑﻨﺪﻱ ﻗﻄﻌﻪ ﺭﻭﺵ ﺍﺯ ﺷﻮﺩ ﻣﻲ ﺳﻌﻲ ﻣﻨﻈﻮﺭ ﻫﻤﻴﻦ ﺑﻪ .ﺳﺎﺯﺩ ﻣﻲ ﻣﺸﻜﻞ ﺩﭼﺎﺭ ﺭﺍ ﺗﻮﺩﻩ ﺭﻭﺵ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﻛﻪ ﺑﻮﺩﻩ ﻣﺴﺎﻭﻱ ﻧﻴﺴﺖ ﻻﺯﻡ ﻗﻄﻌﺎﺕ ﻋﺰﺽ .ﺷﻮﺩ ﻣﻲ ﺗﻘﺴﻴﻢ ﻣﺘﻌﺪﺩﻱ ﻗﺎﺋﻢ ﻗﻄﻌﺎﺕ ﺑﻪ ﻣﺰﺑﻮﺭ ﺳﻄﺢ ﺭﻭﺵ ﺍﻳﻦ ﺩﺭ ﻛﻪ ﻧﻤﻮﺩ ﺍﺳﺘﻔﺎﺩﻩ ﭘﺎﻳﺪﺍﺭﻱ ﺑﺮﺭﺳﻲ .ﮔﺮﺩﺩ ﻣﻲ ﺑﻴﺸﺘﺮ ﻣﺤﺎﺳﺒﺎﺕ ﺩﻗﺖ ،ﺑﺎﺷﺪ ﻛﻤﺘﺮ ﻗﻄﻌﺖ ﻋﺮﺽ ﻫﺮﭼﻪ ،ﺍﺳﺖ ﻣﺴﻠﻢ ﺁﻧﭽﻪ ﻭﻟﻲ ،ﺑﺎﺷﺪ ﺍﻟﻤﺎﻥ ﻣﻄﺎﺑﻖ ﻣﺜﺎﻝ ﻋﻨﻮﺍﻥ ﺑﻪn:ﺩﻫﻴﻢ ﻣﻲ ﻗﺮﺍﺭ ﻧﻈﺮ ﻣﻮﺭﺩ ﺭﺍ ﺷﺪﻩ ﺗﻘﺴﻴﻢ ﻗﻄﻌﺎﺕ ،ﺍﻡ ﻧﻴﺮﻭﻫﺎﻱ ﺑﺮﺁﻳﻨﺪ ،ﻧﺪﺍﺷﺘﻪ ﻭﺣﻮﺩ ﺁﺏ ﻣﻨﻔﺬﻱ ﻓﺸﺎﺭ ﻛﻪ ﻛﻨﻴﻢ ﻣﻲ ﻓﺮﺽ ﺣﺎﻟﺖ ﺗﺮﻳﻦ ﺳﺎﺩﻩ ﺩﺭﻭﻧﻴﺰ ﻭﻭ.ﺑﺎﺷﺪ ﺻﻔﺮ :ﺩﺍﺭﻳﻢ ﺻﻮﺭﺕ ﺍﻳﻦ ﺩﺭ ﻭ ﺩﺍﺷﺘﻪ ﻛﺎﺭﺑﺮﺩ ﻧﻴﺰ ﻧﺒﺎﺷﺪ ﻫﻤﮕﻦ ﺧﺎﻙ ﻛﻪ ﺣﺎﻟﺘﻲ ﺑﺮﺍﻱ ،ﺍﺳﺖ ﻣﻮﺳﻮﻡ ﻣﻌﻤﻮﻟﻲ ﺭﻭﺵ ﺑﻪ ﻛﻪ ﺭﻭﺵ ﺍﻳﻦﻗﺴﻤﺖ ﻭﺯﻥ ﺍﺳﺎﺱ ﺑﺮ ،ﻣﺮﺑﻮﻃﻪ ﺷﺪﻩ ﻣﺤﺎﺳﺒﻪ ،ﻧﻈﺮ ﻣﻮﺭﺩ ﻗﻄﻌﻪ ﺩﻫﻨﺪﻩ ﺗﺸﻜﻴﻞ ﻫﺎﻱﻭﻧﺎﻡ ﺑﻪ ﺩﺍﻧﺸﻤﻨﺪﻱ .ﺷﻮﺩ ﻣﻲ ﮔﺮﻓﺘﻪ ﻧﻈﺮ ﺩﺭ ﻧﻴﺰ ﺗﻤﺎﺱ ﺧﺎﻙ ﺑﻪ ﻣﺮﺑﻮﻁ ﺗﺄﺛﻴﺮ ﺍﺯ ﻛﻤﻲ ﻣﻘﺪﺍﺭ ﮔﺮﻓﺘﻦ ﻧﻈﺮ ﺩﺭ ﺑﺎ «»ﺑﻴﺸﺎﺏﻭﻓﺮﻣﻮﻝ ﺑﻪ ﻛﻪ ﻧﻤﻮﺩ ﻭﺍﺭﺩ ﻓﻮﻕ ﺭﻭﺵ ﺑﺮﺍﻱ ﺍﻱ ﺍﺻﻼﺣﻴﻪ ،ﻗﻄﻌﻪ ﻫﺮ ﺑﻪ ﻣﺮﺑﻮﻁ .ﮔﺮﺩﻳﺪ ﺧﺘﻢ ﺑﻴﺸﺎﺏ ﻣﺤﺎﺳﺒﻪ ﺑﺮﺍﻱ ﻓﺮﻣﻮﻝ ﺍﻳﻦ ﻃﺒﻖ:ﺩﺍﺭﻳﻢ ﻣﺤﺎﺳﺒﻪ ﺭﻭﺵ ﺍﻳﻦ ﺩﺭ ،ﺷﻮﺩ ﻣﻲ ﻣﺸﺎﻫﺪﻩ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ،ﺗﺮ ﺩﻗﻴﻖ ﺟﻮﺍﺏ ﺭﻏﻢ ﻋﻠﻲ ﻭ ﺩﺍﺷﺘﻪ ﺧﻄﺎ ﻭ ﺁﺯﻣﻮﻥ ﺭﻭﺵ ﺍﺯ ﺍﺳﺘﻔﺎﺩﻩ ﺑﻪ ﻧﻴﺎﺯ ﻣﻮﺭﺩ ،ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ ﻛﺎﻣﭙﻴﻮﺗﺮﻱ ﻣﺤﺎﺳﺒﺎﺕ ﺩﺭ ﻫﺎ ﺭﻭﺵ ﺗﺮﻳﻦ ﻣﺘﺪﺍﻭﻝ ﺍﺯ ﻳﻜﻲ ﻋﻨﻮﺍﻥ ﺑﻪ ﺍﻣﺮﻭﺯ ﺭﻭﺵ ﺍﻳﻦ .ﺩﺍﺭﺩ ﺑﻴﺸﺘﺮﻱ ﭘﻴﭽﻴﺪﮔﻲ .ﮔﻴﺮﺩ ﻣﻲ ﻗﺮﺍﺭ ﺍﺳﺘﻔﺎﺩﻩ ﺟﺎﻱ ﺑﻪ ،ﺑﺎﺷﺪ ﺩﺍﺷﺘﻪ ﻭﺟﻮﺩ ﻧﻴﺰ ﻣﻨﻔﺬﻱ ﻓﺸﺎﺭ ﻛﻪ ﻣﻮﺍﺭﺩﻱ ﺩﺭ) ﺍﺯσ − uﻗﻄﻌﺎﺕ ﻭﺯﻥ ﻣﻘﺪﺍﺭ ﺍﺯ ﻓﻮﻕ ﺭﻭﺍﺑﻂ ﺩﺭ ﻛﻪ ﺷﺪ ﺧﻮﺍﻫﺪ ﺍﺳﺘﻔﺎﺩﻩ ( ﻋﺒﺎﺭﺕ ،ﺻﻮﺭﺕ ﺩﺭﻳﺎ.ﺷﺪ ﺧﻮﺍﻫﺪ ﻛﻢ ﺣﺎﻟﺖ ﻫﺮ ﺑﺮﺍﻱ ﻭ ﺗﺮﺳﻴﻢ ﺭﺍ ﺩﻭﺍﻳﺮﻱ ،ﻣﺨﺘﻠﻒ ﻫﺎﻱ ﺷﻌﺎﻉ ﻭ ﻣﺮﺍﻛﺰ ﺑﺎ ﺑﺎﻳﺪ ،ﻫﺎ ﺷﻴﺮﻭﺍﻧﻲ ﭘﺎﻳﺪﺍﺭﻱ ﺗﺤﻠﻴﻞ ﺑﺮﺍﻱ ،ﺷﺪ ﮔﻔﺘﻪ ﻛﻪ ﻃﻮﺭ ﻫﻤﺎﻥ ﭘﺎﻳﺎﻥ ﺩﺭ ﻭ ﺁﻭﺭﺩﻩ ﺑﺪﺳﺖ ﺭﺍ ﻣﺮﺑﻮﻃﻪﻋﻨﻮﺍﻥ ﺑﻪ ﺭﺍ ﻣﻴﻨﻴﻤﻢ.ﻧﻤﻮﺩ ﻣﻘﺎﻳﺴﻪ ﻧﺎﻣﻪ ﺁﻳﻴﻦ ﺩﺭ ﺷﺪﻩ ﻣﻌﻴﻦ ﺣﺪ ﺑﺎ ﻭ ﮔﺮﻓﺖ ﻧﻈﺮ ﺩﺭ ﻛﻞ
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