精品文档---下载后可任意编辑摘要换热器作为工艺过程必不可少的单元设备，广泛的应用于石油、化工、动力、轻工、机械、冶金、交通、制药等工程领域中。本设计是关于 U 形管换热器的设计。U 形管式换热器的优点是结构简单，价格便宜承压能力强等特点，并适用于高温、高压、腐蚀性大的场合。在设计的整个过程中，严格根据 GB150—1998《钢制压力容器》和 GB151—1999《管壳式换热器》等标准进行设计和计算以及对换热器的强度、刚度和稳定性的校核。本设计包括：说明部分、计算部分、绘图部分、翻译部分。说明部分主要阐述了 U 形管式换热器进展现状和国内外换热器的最新进展趋势及其在炼油化工生产中的地位，同时介绍了压力容器常用材料及换热器的结构设计。计算部分主要对筒体、封头和法兰进行了详细的计算，并对其进行了水压试验的校核。绘图部分完成了一张总装配图三张零件图，翻译部分对一篇 2 万字符的外文进行了翻译。关键词：U 形管换热器；筒体；压力试验；校核UExchanger E-304 Mechanical DesignAbstractProcess heat exchanger as an indispensable element equipment, widely used in petroleum, chemical, power, light industry, machinery, metallurgy, transport, pharmaceutical and other projects in the area.The design is about U--tube heat exchanger which is one structure of shell and U--tube heat exchanger.U-tube heat exchanger has the advantage of simple structure,low cost and pressurized ability and it applies to high—temperature, high–pressure, corrosiveoccasions.In the whole design process, strictly in accordance with the GB150-1998 "Steel Pressure Vessels" and GB151-1999 "shelland-tube heat exchanger system,” it design and calculate with the standard thenstrength, stiffness and stability ofthe heat exchangerare checked.The design includes: The narrative; Calculation; Mapping and translation.The narrative part introduce U--tube heat exchangedevelopment of internal and external heat exchangerand the latest development trendsand chemical production, meanwhile introduce materialspressure vessels c...
