<ul><li>981 Sciences for Designers </li></ul><ul><li>Week 9 </li></ul><ul><li>Physics for  Sustainability   永續性 </li></ul>...
Review <ul><li>When an object  accelerates , it is acted upon.  </li></ul>改變速度 S S F S S a F
Review <ul><li>There are 3 types of energy:  U, K  and   H . </li></ul>U U K h v 熱
Review <ul><li>Energy cannot be generated from nothing. Neither does it vanish into nothing. If a system does not change e...
以水為燃料的車 ? 自頭到尾,你有得到任何能量嗎?(這個設計是否跟連動債很像?) Fuel Cell Motor Transmission  H 2 electrolysis H 2 H 2 O H 2 , O 2 H 2 O H 2 O po...
Review <ul><li>It is a  natural tendency  that  U  and  K  convert into  H  by  friction .  </li></ul>K U H The hanging ro...
生命 開放系統 位能、動能 位能、動能 熱 光 位能、動能 位能、動能 熱 封閉系統 natural tendency
永續性  sustainability 永續性是指一種 平衡 狀態,人類對環境之取用資源與污染,在環境 自我復癒 的能力之內。 人的 社會 自然環境 能量 資源 污染
綠能 或永續能源的概念 : 將 潛伏 在自然界的能量 釋出,或利用自然運動的 動能 ,轉化為 電 。 這些發電方式 不產生溫室氣體 ,或其它危害環境的廢物。所以石化燃料均不算。 That is why products of  energy c...
Examples: energy converters
Subject:  Energy Converter  A device that changes one form of energy to another. U K U K U K U K K U TYPE I
Where the energy goes? Another type of energy converters 阻尼 http://www.youtube.com/watch?v=Bkbdm66UQis&feature=related htt...
Knowledge: Induction 電磁感應 (I) Electric current  is produced within a conductor when it is in a changing magnetic field, or...
Examples: magnetic damping
<ul><li>Electric current  is produced within a conductor when it is in a changing magnetic field, or, equivalently, moving...
Conceptualization:  generator 發電機 Generator (發電機) ω N S coils another mode 往複運動 S N
Conceptualization:  energy converter  1 Mechanism (機構) Generator (發電機) Battery (電池) Input : K Output : U
A   mechanism  is a structure having  coupled   moving parts  by which a  complex  motion can be changed into a  simpler a...
Conceptualization:  energy converter  2 Mechanism (機構) Input : K Output : heat Metallic plate (金屬片) Magnets (磁鐵)
Summary <ul><li>Electric current  is produced within a conductor when it is in a changing magnetic field, or, equivalently...
作業 3 : 能量轉換器 <ul><li>請發揮想像力,設計一個「能量轉換器」,解決一個生活上的問題。能量轉換器的概念如投影片 7-10 張所示。設計所須知道的物理知識如 11 張( Summary )。 </li></ul><ul><li>請...
補充說明:應以 上位概念 命題,預留想像空間。 範例 :下圖是 Dyson 公司設計的無葉片電風扇,顛覆了人們對電風扇傳統的認知。如果一開始設定的題目是「電風扇」,或許就不會有這個設計。設計師在設計時想的是: 一種驅動氣流的冷卻裝置 。
土撥屬設計的 驅動氣流的冷卻裝置 Prairie Dogs
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Application Of Energy Conservation

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Application Of Energy Conservation

  1. 1. <ul><li>981 Sciences for Designers </li></ul><ul><li>Week 9 </li></ul><ul><li>Physics for Sustainability 永續性 </li></ul><ul><li>Induction 電磁感應 & Energy Converter 能量轉換器 </li></ul><ul><li>HW3- designing an energy converter </li></ul>
  2. 2. Review <ul><li>When an object accelerates , it is acted upon. </li></ul>改變速度 S S F S S a F
  3. 3. Review <ul><li>There are 3 types of energy: U, K and H . </li></ul>U U K h v 熱
  4. 4. Review <ul><li>Energy cannot be generated from nothing. Neither does it vanish into nothing. If a system does not change energy with another system, its total energy, U plus K plus H , maintain constant . </li></ul>U K U K U K U K K U
  5. 5. 以水為燃料的車 ? 自頭到尾,你有得到任何能量嗎?(這個設計是否跟連動債很像?) Fuel Cell Motor Transmission H 2 electrolysis H 2 H 2 O H 2 , O 2 H 2 O H 2 O power
  6. 6. Review <ul><li>It is a natural tendency that U and K convert into H by friction . </li></ul>K U H The hanging roller coaster in FD-3
  7. 7. 生命 開放系統 位能、動能 位能、動能 熱 光 位能、動能 位能、動能 熱 封閉系統 natural tendency
  8. 8. 永續性 sustainability 永續性是指一種 平衡 狀態,人類對環境之取用資源與污染,在環境 自我復癒 的能力之內。 人的 社會 自然環境 能量 資源 污染
  9. 9. 綠能 或永續能源的概念 : 將 潛伏 在自然界的能量 釋出,或利用自然運動的 動能 ,轉化為 電 。 這些發電方式 不產生溫室氣體 ,或其它危害環境的廢物。所以石化燃料均不算。 That is why products of energy conversion are hot in the market.
  10. 10. Examples: energy converters
  11. 11. Subject: Energy Converter A device that changes one form of energy to another. U K U K U K U K K U TYPE I
  12. 12. Where the energy goes? Another type of energy converters 阻尼 http://www.youtube.com/watch?v=Bkbdm66UQis&feature=related http://www.youtube.com/watch?v=d8l6gAnhykU http://www.youtube.com/watch?v=nrw-i5Ku0mI&feature=related Demo movies about “magnetic damping or braking : K U h TYPE II
  13. 13. Knowledge: Induction 電磁感應 (I) Electric current is produced within a conductor when it is in a changing magnetic field, or, equivalently, moving relative to a magnet. S N K conductor U K U K U K h 歐姆效應 磁場 磁石
  14. 14. Examples: magnetic damping
  15. 15. <ul><li>Electric current is produced within a conductor when it is in a changing magnetic field, or, equivalently, moving relative to a magnet. </li></ul><ul><li>If the conductor is a coil , the current may be effectively guided for storage. </li></ul>Knowledge: Induction 電磁感應 (II) 線圈 K U TYPE I
  16. 16. Conceptualization: generator 發電機 Generator (發電機) ω N S coils another mode 往複運動 S N
  17. 17. Conceptualization: energy converter 1 Mechanism (機構) Generator (發電機) Battery (電池) Input : K Output : U
  18. 18. A mechanism is a structure having coupled moving parts by which a complex motion can be changed into a simpler and cyclic motion or vice versa . Mechanism (機構) http://www.youtube.com/watch?gl=TW&hl=zh-TW&v=tt_lqFyc6Co http://www.youtube.com/watch?v=F0mzrbfzUpM&feature=related 2 wave power generators
  19. 19. Conceptualization: energy converter 2 Mechanism (機構) Input : K Output : heat Metallic plate (金屬片) Magnets (磁鐵)
  20. 20. Summary <ul><li>Electric current is produced within a conductor when it is in a changing magnetic field, or, equivalently, moving relative to a magnet. </li></ul><ul><li>If the conductor is a coil , the current may be effectively guided for storage. </li></ul><ul><li>A mechanism is a structure comprising moving parts by which a complex motion can be changed into a simpler and cyclic motion or vice versa . </li></ul>
  21. 21. 作業 3 : 能量轉換器 <ul><li>請發揮想像力,設計一個「能量轉換器」,解決一個生活上的問題。能量轉換器的概念如投影片 7-10 張所示。設計所須知道的物理知識如 11 張( Summary )。 </li></ul><ul><li>請畫 2 張草圖,一是設計物的結構(機構部分不必細節,僅需說明運動之轉換方式),另一圖是如何使用;草圖單色即可,不要求特別精美,但須能清楚易懂;如上一作業,在 Blog 發表,附文字說明 100-150 字。 </li></ul><ul><li>下週 3 ( 11.11 )上課時提出 2 分鐘的簡報 。 </li></ul>
  22. 22. 補充說明:應以 上位概念 命題,預留想像空間。 範例 :下圖是 Dyson 公司設計的無葉片電風扇,顛覆了人們對電風扇傳統的認知。如果一開始設定的題目是「電風扇」,或許就不會有這個設計。設計師在設計時想的是: 一種驅動氣流的冷卻裝置 。
  23. 23. 土撥屬設計的 驅動氣流的冷卻裝置 Prairie Dogs

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