【摘要】 讨论了桥式起重机在刚度失效模式下的任意分布参数的可靠性优化设计问题,建立了桥式起重机的力学模型,分析了起重机在刚度失效模式下的可靠性,建立了可靠性优化设计模型,获得了在给定设计可靠性指标条件下的结构设计信息。更多还原

【Abstract】 The paper discusses reliability optimization design of overhead traveling crane with arbitrary distribution parameters in stiffness failure mode.It builds a mechanical model of the crane and analyzes crane reliability in stiffness failure mode,establishes reliability optimization design model,and obtains the structure design information under given reliability index.更多还原