低渗透油田地面工程总体规划方案优化研究

A STUDY OF OPTIMIZATION OF OVERALL PLANNING FOR SURFACE ENGINEERING OF LOW OSMOSE OIL FIELD

:建立了油田地面网络的相关矩阵及节点的参数计算通式 ,为计算机处理油田地面网络问题提供了有利手段。采用大系统优化理论 ,针对低渗透油田地面工程网络拓扑优化问题 ,建立了适用于多级分解优化算法的数学模型。给出了低渗透油田地面工程网络拓扑优化的多级分解优化算法 ,即顺次进行油气集输系统、污水处理系统、注水系统和供配电系统的优化 ,各子系统间又通过变量互相联系 ,每一个子系统的网络优化又分解为布局优化和参数优化。子系统的优化目标函数是等额年费用 ;总体优化的目标函数是财务净现值。编制了低渗透油田地面工程总体规划方案优化软件 ,为油田开发建设的宏观决策提供了一个科学而快速的工具。

Correlation matrix and calculation method of joint parameter of network for low osmose oil field are established, which offer a favorable method for solving network problem with computer.In accordance with the network topology optimization, a mathematics model fitting multilevel optimization arithmetic is established with big system optimization theory. The multilevel optimization arithmetic of low osmose oil field network problem is presented that oil gas gathering system, sewage dispose system, injection system, electricity system are solved in succession, and the systems are connected with variable, layout and parameter optimization are included in every son system.Objective function of son system is yearly cost; Objective function of overall system is NEPV.The software of optimization of overall planning for surface engineering of low osmose oil has been worked out, and it is science tool of decision making for exploitation and design of oil field.