基本变形总结

Oct 04, 2014

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基本变形总结. P. P. P. m. m. P. P. m. P. 轴向拉 . 压. 剪切. 扭转. 弯曲. 受力变形特点. 内力. 轴力 N. 剪力弯矩. 扭矩 T. 剪力 Q 挤压力 P jy. ( 截面法 ). 应力. 强度条件. 轴向拉 . 压. 扭转. 弯曲. 变形刚度条件. 虎克定律. 1 、静平衡方程. 超静定问题. 2 、变形协调方程. 转角. 挠度.  D 3. b. d. W t =. ( 1-  4 ). 16. z. h.

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基本变形总结

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基本变形总结
P P P m m P P m P 轴向拉.压剪切扭转弯曲受力变形特点内力轴力 N 剪力弯矩扭矩 T 剪力Q 挤压力 Pjy (截面法) 应力强度条件
轴向拉.压 扭转弯曲变形刚度条件虎克定律 1、静平衡方程超静定问题 2、变形协调方程
转角 挠度
D3 b d Wt= ( 1- 4 ) 16 z h z y y

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