多股流换热器的数学建模与精确数学控制  

Mathematical Modeling And Accurate Mathematic Control for the Multi-stream Heat Exchanger

作　　者：杜娟丽[1] 贺晓营[1] 赵永安[1] 崔国民[1] 

机构地区：[1]郑州牧业工程高等专科学校,河南郑州450011

出　　处：《节能技术》2008年第3期206-208,284,共4页Energy Conservation Technology

基　　金：国家自然科学基金(20406011)

摘　　要：本文以平行流多股流换热器为研究对象,考虑了多股流换热器在换热过程中存在的多种影响因素,根据其复杂的传热机理建立了数学模型,并通过数值计算,获得了准确的结果。该模型的建立为多股流换热器的精确数学控制奠定了理论基础,同时为多股流换热器的性能分析,结构优化及运行优化提供了理论依据。The paper takes plate-fin parallel heat exchangers as the research object.Taking account of various influential factors in the course of heat transfer,the methematic model is established according to complicated thermal conduction mechanism.Accurate results are obtained through numerical analysis.This methematic modeling provides the theoretical basis for accurate mathematic control,performance analysis,structure optimization and operation optimization of the heat exchangers.

关 键 词：多股流换热器 数学建模 数值计算 精确数学控制 

分 类 号：TK172[动力工程及工程热物理—热能工程]