油气冷却U型管换热器设计和实现 机械制造专业VIP免费

U型管式换热器的设计摘要：本文简要介绍了U型管换热器的特点以及在工业中的应用和发展前景，并根据GBT151-2014、GB150-2011和换热器设计手册以及其他相关规范标准，进行了U型管换热器的设计计算。关键词：烟气-导热油换热；U型管；工艺计算；结构设计；强度校核Abstracts：Thispaperdescribesthecharacteristicsofu-tubeheatexchangeranditsapplicationinindustrialanddevelopmentprospects，AndaccordingtoGBT151-2014,GB150-2011,andheatexchangerDesignHandbookandotherrelatedstandards，Designandcalculationoftheu-tubeheatexchanger。Keywords：Gas-oilheat；U-tube；Processcalculation；Structuredesign；Strengthchecking目录第一章绪论....................................................................................................................................11.1设计的目的和意义............................................................................................................11.2U型管换热器....................................................................................................................11.2.1U型管换热器的特点............................................................................................11.2.2U型管换热器的研究现状....................................................................................21.2.3U型管换热器的发展趋势....................................................................................41.3研究内容............................................................................................................................4第二章工艺设计.............................................................................................................................52.1工艺简介............................................................................................................................52.2换热面积的计算................................................................................................................52.2.1热负荷的计算........................................................................................................52.2.2传热平均温差的计算............................................................................................62.2.3换热面积的计算....................................................................................................72.3工艺结构尺寸的计算........................................................................................................72.3.1管径和管内流速....................................................................................................72.3.2传热管数................................................................................................................82.4换热器核算........................................................................................................................82.4.1传热管排列............................................................................................................82.4.2折流板....................................................................................................................92.4.3流速核算..............................................................................................................102.4.4传热系数核算......................................................................................................112.4.5换热器内流动的流动阻力........................................................................