应力应交状态分析(Analysis of stress-state and strain-state)例题1画出如图所示梁S截面的应力状态单元体HS平面inin
(Analysis of stress-state and strain-state) 例题 1 画出如图所示梁S截面的应力状态单元体. 5 4 3 2 1 F l/2 l/2 l/2 l/2 S平面
应力应交状态分析(Analysis of stress-state and strain-stateS平面t3x1
(Analysis of stress-state and strain-state) S平面 2 5 4 3 2 1 5 4 3 2 1 1 x1 x1 x2 x2 2 2 3 3 3
应力应交状态分析(Analysis of stress-state and strain-state例题2画出如图所示梁危险截面危险点的应力状态单元体yFsM白
(Analysis of stress-state and strain-state) a l S F 例题 2 画出如图所示梁危 险截面危险点的应力状态单 元体 x z y 4 3 2 1 z 4 3 2 FS Mz T
应力应交状态分析(Analysis of stress-state and strain-state2yFsM72MTT4FMAOx3WWW3AW
(Analysis of stress-state and strain-state) 1 2 y x z A F W T 3 4 S t 2 = + z z x W M 1 = t 1 W T = t 3 W T = z 4 3 2 FS Mz T x z y 4 3 2 1 3 z z x W M 3 =
应力应交状态分折(Analysis of stress-state and strain-state)例题3分析薄壁圆简受内压时的应力状态m1DDmnn1沿圆筒轴线作用于筒底的总压力为F元D2=薄壁圆筒的横截面面积元DDnHDDA=元DS元DS48
(Analysis of stress-state and strain-state) 例题3 分析薄壁圆筒受内压时的应力状态 p D y z 薄壁圆筒的横截面面积 ′ Dp n n （1）沿圆筒轴线作用于筒底的总压力为F 4 π 2 D F = p A = πD π 4 4 π 2 pD D D p A F = = = l m m n n