三种常用换热器的比较祁玉红青海大学化工学院青海西宁810016摘要:文中对管 壳式换热器、板式换热器和板壳式换热器从结构和性能方面进行了简单比较结果表 明:板壳式换热器结合了管壳式换热器高温高压和板式换热器结构紧凑及传热系数 高等优点更具应用前景。关键词:管壳式换热器板式换热器板壳式换热器中图分类 号:TQ05115 文献标识码:B 文章编 号:1006-8996200606-0060-03ThecomparisonofthreeheatexchangersQIYu2hongCollegeo fChemicalEngineeringQinghaiUniversityXining810016ChinaAbstract:Acomparisionofth estructureandperformanceofthreeheatexchangers———shell-and-tupeheatexchanger、 platetypeheatexchangerandlamellaheatexchangeriscovductedinthispaper.Theresultshowst hatlomellaheatexchangeristhemostpracticalforitcombinesthehighpressure-tempera2tureofs hell-and-tubeheatexchangerwiththecompactstructureandhighheattransfercoefficienceofpla tetypeexchanger.Keywords:shell-and-tubeheatexchangerplatetypeheatexchangerlamellah eatexchanger