摘要
本文应用有限差分法,将起重机箱形伸缩臂挠曲微分方程变为代数方程求解,实现用二阶应力理论对吊臂进行弹性设计。
The deflection differential equation of the crane's box boom is changed into algebraic equation by finite difference in this paper.The elastic design of box boom can be made through two-stage stress theory.
关键词
轮式起重机
伸缩臂
有限差分法
Crones
finite differencc method
elastic design
boom
