摘  要：本文分析了目前的水资源现状及存在问题，结合某供水工程实例确立了供水模型，并进一步给出了模型的求解方法：大M法，两阶段法，Matlab软件法以及Lingo软件法.

毕业论文关 键 词：水资源，大M法，两阶段法，软件 66111

Abstract：In this paper ,we mainly analysed the current situation and existential problems about water resource and combined the model of the water supply project to establish the model, for further research some solving methods were given such as the big M method, two-phase method, Matlab software and Lingo software.

Keywords：water resource, the big M method, two-phase method, software

目录

1 前言…………………………………………………………………………………………4

1.1背景介绍…………………………………………………………………………………4

1.2研究现状…………………………………………………………………………………4

1.3存在问题…………………………………………………………………………………5

2 模型的确立与求解………………………………………………………………………5

2.1模型确立…………………………………………………………………………………5

2.2模型求解…………………………………………………………………………………6

2.2.1 大 法…………………………………………………………………………………6

2.2.2两阶段法………………………………………………………………………………8

2.2.3 Matlab软件法………………………………………………………………………10

2.2.4 Lingo软件法…………………………………………………………………………12

结论与展望……………………………………………………………………………………15