炼化企业蒸汽动力系统优化分析方法进展综述

对近年来炼化企业蒸汽动力系统优化分析方法的基本原理、研究进展和应用情况进行阐述,着重介绍全局温焓曲线夹点分析法、顶层分析法、数学规划法以及热电联产优化的R-曲线分析方法。在此基础上,对目前国内外炼化企业常用的蒸汽动力系统优化软件工具功能进行阐述,并对蒸汽动力系统优化的工作步骤进行归纳总结。最后,提出一套用于蒸汽动力系统能量优化的方法论,对炼化企业的节能工作具有一定的指导意义。

Review of steam power system optimization analysis methods in refining and chemical plant

The basic principles and research progress of optimization analysis methods on steam power system in refining and chemical plant are explained.The methods include total site profile pinch analysis,top-level analysis,mathematical programming and R-Curve cogeneration optimization.This paper explains simulation and optimization softwares of steam power system which are used in refining and chemical plant both domestic and abroad and summarizes the optimization steps of steam power system.Based on research above,the paper proposes an optimization methodology of steam power system.