On the basis of safety and energy saving, one designed the double trolley bridge crane girder optimization soft-ware with the MATLAB and ANSYS. The software was verified to meet the requirements of the project. Application of the software for a crane was carried out. Related work can provide safe and energy-saving design reference for the type of crane.%文中基于MATLAB图形用户界面开发环境,结合ANSYS有限元分析软件,设计了双小车桥式起重机主梁优化软件,并采用应变测试方法对优化软件进行了力学性能分析验证,结果表明软件精度符合工程要求,该软件对某起重机进行了优化应用,为该类型起重机的安全节能设计提供参考。
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