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基于地势地貌的排污管网优化设计的直接网格方法
引用本文:杨元明,郭建生,张伟,宋天霞,陈传尧,马可栓.基于地势地貌的排污管网优化设计的直接网格方法[J].武汉大学学报(工学版),2002,35(4):97-101.
作者姓名:杨元明  郭建生  张伟  宋天霞  陈传尧  马可栓
作者单位:1. 华中科技大学力学系,湖北,武汉,430074
2. 武汉大学土木建筑工程学院,湖北,武汉,430072
3. 南阳理工学院土木系,河南,南阳,473004
基金项目:河南省自然科学基金资助项目 (985 6 0 0 0 6 )
摘    要:讨论了基于地势 -地貌的排污管网结构系统的线性规划模型的直接求解方法 .利用改进的直接方法 ,将排污管网结构系统归结为线性问题 ,把设计变量区域离算成为网格 ,使用改进的直接网格方法进行优化计算 ,并与常规非线性数学模型进行了比较 .计算和研究表明 ,这种基于地势 -地貌的排污管网结构的线性规划模型的直接网格方法更适合一般的非线性问题且优化效果明显 .

关 键 词:地势-地貌  排污管网  优化设计  直接网格方法  经济参数
文章编号:1006-155X(2002)04-097-05

Direct mesh method for optimizing design of sewage drain pipeline network based on topography_geomorphy
YANG Yuan_ming\,GUO Jian_sheng\,ZHANG Wei\,SONG Tian_xia\,CHEN Chuan_yao\,MA Ke_shuan\.Direct mesh method for optimizing design of sewage drain pipeline network based on topography_geomorphy[J].Engineering Journal of Wuhan University,2002,35(4):97-101.
Authors:YANG Yuan_ming\  GUO Jian_sheng\  ZHANG Wei\  SONG Tian_xia\  CHEN Chuan_yao\  MA Ke_shuan\
Affiliation:YANG Yuan_ming\+1,GUO Jian_sheng\+1,ZHANG Wei\+2,SONG Tian_xia\+1,CHEN Chuan_yao\+1,MA Ke_shuan\+3
Abstract:The direct solving method for optimizing linear programming model of sewage drain pipeline network based on the topography_geomorphy is discussed firstly. The sewage drain pipeline network system is deduced to a linear problem by using the improved direct method; the design variables range is discretized to meshes; optimizing calculations are carried out by using this improved direct mesh method. And the comparison between this model and the traditional nonlinear mathematical model is carried out. The calculations and researches show that the direct mesh method for linear programming model of sewage drain pipeline network based on the topography_geomorphy is more suitable for the common nonlinear problems and it has optimization effect obviously.
Keywords:topography_geomorphy  sewage drain pipeline network  optimizing design  direct mesh method  economical parameters
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