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针对悬臂起重机材料冗余量大、生产成本高的问题,在深入研究优化设计算法的基础上,通过分析悬臂起重机悬臂梁的受力情况,结合悬臂梁多采用工字钢的特点,将离散变量结构优化技术与遗传算法相结合,提出了基于改进遗传算法的悬臂起重机悬臂梁优化设计方法,构建了离散变量结构优化的数学模型和适应度函数,实现了悬臂梁结构的优化设计,验证了该优化设计方法的有效性,降低了生产用钢量,对工程应用具有一定的指导意义。
Aiming at the problem of large material redundancy and high production cost of boom crane, based on the further study of optimal design algorithm, by analyzing the force of cantilever crane and combining the characteristics of I-beam using cantilever crane, the discrete variables Based on the improved genetic algorithm and genetic algorithm, the optimization design method of cantilever crane based on improved genetic algorithm is proposed. The mathematical model and fitness function of discrete variable structure optimization are constructed. The optimization design of cantilever structure is validated. Optimize the effectiveness of design methods, reduce the amount of steel used for production, the application of the project has a certain significance.