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ENGINEERING FLUID MECHANICS SECOND EDITION 工程流体力学       (电子教案)        周云龙 洪文鹏 合编                                            中国电力出版社 普通高等教育“十五”规划教材 开 始
[object Object],[object Object],内 容 简 介
[object Object],适 用 范 围
[object Object],[object Object], 前 言
[object Object],[object Object], 前 言
欢 迎 进 入
目 录 第三章 流体动力学基础 第四章 不可压缩流体的有旋流动和二维无旋流动 第五章 不可压缩流体二维边界层概述 第二章 流体静力学 第一章 导 论   第六章 黏性流体的一维定常流动 第七章 气体一维高速流动 返回首页
第一章  导论 §1–1   流体力学 的任务及发展状况 §1–2  流体的 特征和 连续介质假设 §1–4    作用 在流体 上的 §1–3   流体主要的物理性质
第一节 流体力学的任务及发展概况 ,[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object]
[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object]
[object Object],[object Object]
[object Object],[object Object],[object Object]
第二节  流体的特征和连续介质假设   ,[object Object],[object Object]
[object Object],[object Object]
[object Object],[object Object]
[object Object],[object Object]
[object Object],[object Object],[object Object]
第三节  流体的主要物理性质 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
表 1-1  在标准大气压下常用液体的物理性质
表 1-1  在标准大气压下常用液体的物理性质
表 1-2  在标准大气压和 20℃ 常用气体性质
表 1-2  在标准大气压和 20℃ 常用气体性质
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]
的增加而增大。 在一定压强作用下,水的体胀系数与温度的关系如  表 1-3 所示。 表 1-3  水的体胀系数  ( 1/℃ )
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object]
图 1-1  流体的黏性实验
图 1-1  流体的黏性实验
[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
表 1-5  水的黏度与温度的关系
表 1-6  空气的黏度与温度的关系
[object Object],[object Object],[object Object]
1-2  流体的动力黏度
图 1-3  流体的运动黏度
[object Object]
[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
图 1-4  恩格勒黏度计 贮液罐 水箱 电加热器 长颈瓶
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object]
[object Object],[object Object],[object Object]
R 1 R 2 ds 1 双曲面曲率半径 R 2 双曲面曲率半径 R 1 双曲面曲率半径夹角 R 1 R 1 R 1 R 2 与边界线正交的外向力 图 1-5  曲表面的表面张力和压强
[object Object],[object Object],[object Object]
表 1-7  常用液体在 20℃ 时与空气接触的表面张力 *  和空气接触  * *  和水银本身蒸汽接触
表 1-8  水与空气接触的表面张力
表 1-9  20℃ 时两种介质分界面上的表面张力
[object Object],[object Object],[object Object],[object Object]
[object Object]
图 1-6  液体在毛细管内上升  (a)  湿润管壁的液体的液面上升
图 1-6  液体在毛细管内下降  (b)  不湿润管壁的液体的液面下降
图 1-6  液体在毛细管内下降  (b)  不湿润管壁的液体的液面下降
[object Object],[object Object],由图 1-6 ( a )可知
[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object]
第四节  作用在流体上的力 ,[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
ΔF ΔP ΔT A ΔA V τ n 法向应力 周围流体作用的表面力 切向应力 图  1-7  作用在流体上的表面力
[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]

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封面

  • 1. ENGINEERING FLUID MECHANICS SECOND EDITION 工程流体力学       (电子教案)        周云龙 洪文鹏 合编                                          中国电力出版社 普通高等教育“十五”规划教材 开 始
  • 2.
  • 3.
  • 4.
  • 5.
  • 7. 目 录 第三章 流体动力学基础 第四章 不可压缩流体的有旋流动和二维无旋流动 第五章 不可压缩流体二维边界层概述 第二章 流体静力学 第一章 导 论 第六章 黏性流体的一维定常流动 第七章 气体一维高速流动 返回首页
  • 8. 第一章 导论 §1–1 流体力学 的任务及发展状况 §1–2 流体的 特征和 连续介质假设 §1–4 作用 在流体 上的 §1–3 流体主要的物理性质
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 21.
  • 22.
  • 23.
  • 24.
  • 25.
  • 26.
  • 27. 表 1-1 在标准大气压下常用液体的物理性质
  • 28. 表 1-1 在标准大气压下常用液体的物理性质
  • 29. 表 1-2 在标准大气压和 20℃ 常用气体性质
  • 30. 表 1-2 在标准大气压和 20℃ 常用气体性质
  • 31.
  • 32.
  • 33. 的增加而增大。 在一定压强作用下,水的体胀系数与温度的关系如 表 1-3 所示。 表 1-3 水的体胀系数 ( 1/℃ )
  • 34.
  • 35.
  • 36.
  • 37.
  • 38.
  • 39.
  • 40.
  • 41. 图 1-1 流体的黏性实验
  • 42. 图 1-1 流体的黏性实验
  • 43.
  • 44.
  • 45.
  • 46.
  • 47.
  • 48. 表 1-5 水的黏度与温度的关系
  • 49. 表 1-6 空气的黏度与温度的关系
  • 50.
  • 52. 图 1-3 流体的运动黏度
  • 53.
  • 54.
  • 55.
  • 56.
  • 57. 图 1-4 恩格勒黏度计 贮液罐 水箱 电加热器 长颈瓶
  • 58.
  • 59.
  • 60.
  • 61. R 1 R 2 ds 1 双曲面曲率半径 R 2 双曲面曲率半径 R 1 双曲面曲率半径夹角 R 1 R 1 R 1 R 2 与边界线正交的外向力 图 1-5 曲表面的表面张力和压强
  • 62.
  • 63. 表 1-7 常用液体在 20℃ 时与空气接触的表面张力 * 和空气接触 * * 和水银本身蒸汽接触
  • 64. 表 1-8 水与空气接触的表面张力
  • 65. 表 1-9 20℃ 时两种介质分界面上的表面张力
  • 66.
  • 67.
  • 68. 图 1-6 液体在毛细管内上升 (a) 湿润管壁的液体的液面上升
  • 69. 图 1-6 液体在毛细管内下降 (b) 不湿润管壁的液体的液面下降
  • 70. 图 1-6 液体在毛细管内下降 (b) 不湿润管壁的液体的液面下降
  • 71.
  • 72.
  • 73.
  • 74.
  • 75.
  • 76.
  • 77.
  • 78.
  • 79. ΔF ΔP ΔT A ΔA V τ n 法向应力 周围流体作用的表面力 切向应力 图 1-7 作用在流体上的表面力
  • 80.
  • 81.