用修正简约梯度法优化铁路纵断面

THE MODIFIED REDUCED GRADIENT METHOD AND ITS AP PLICATION TO THE OPTIMIZATION DESIGN FOR RAILWAY PROFILES

本文根据铁路纵断面优化设计的约束特点。在Wolfe简约梯度法的基础上改进了求逆过程,提出了一个新的快速有效的线路纵断面优化算法。

According to the constraint characteristics of the railway profile optimization design,this paper presents a new, rapid and effective optimization algorithm of roadway profile, which is improved in the matrix inversing process by the Wolfe Reduced Gradient Method.