加载pressures时那个load types中的三个选项的区别

pdxyxas

请教：加载pressures时那个load types中的三个选项各应用于什么对象啊？

lbsys_3122

PLOAD1 – Applied Load on CBAR or CBEAM Elements
Defines concentrated, uniformly distributed, or linearly distributed applied loads to the CBAR or CBEAM elements at user-chosen points along the axis
PLOAD2 – Pressure Load on a Two-Dimensional Structural Element
Defines a uniform static pressure load applied to two-dimensional elements.  Only QUAD4 or TRIA3 elements may have a pressure load applied to them via this entry
PLOAD4 – Pressure Loads on Face of Structural Elements
Defines a load on a face of a HEXA, PENTA, TETRA, PYRA, TRIA3, TRIA6, QUAD4, or QUAD8 element

yym66

请教您：如何在hyperworks里（radioss）对油管施加油压（现有模型只有实体单元，没有几何）

fantasy93404

在pressure的右下角有一个nodelist，你可以通过这个控制pressure所加载的面