The calculation formula of torsion moment of multi-strands wire rope as loaded are deducted by internal force analysis of single-strand wire rope and multi-strands wire rope while working.
对普通单层股钢丝绳和多股钢丝绳工作时内部受力进行分析，推导出多股钢丝绳加载时扭转力矩的计算公式。
On the basis of two fundamental assumptions: the plane strain and the film internal force, this paper states at first the DAMS bag pulling force principle of different working circumstance.
从橡胶坝的薄膜内力和平面问题两个基本假设出发，阐明坝体在不同承载工况下的坝袋拉力理论。
It was found that under the different working conditions, the strength of container shell is mainly controlled by internal pressure, while the frame is mainly affected by the inertial force.
不同工况计算结果表明，罐体应力强度主要受内压影响，而框架受惯性力影响较大。
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