汽轮机转子的热处理工艺设计

汽轮机转子的热处理工艺设计摘要由于现代的工业迅猛发展，金属热处理技术也受到了日益普遍的使用。而对汽轮机的转子热处理工艺技术来说，对发挥金属的热机械性能潜力，对改善生产的内部品质，对节约金属材料，对降低能耗，增长生产的寿命，对增加效益等都有着非常重大的意义。本课题就是真正对汽轮机转子热处理工艺技术的设计方案，其中对金属材料进行热处理工艺，包括锻后热处理，调质热处理，去应力退火。首先对零件图进行分析，确定失效形式：其次对材料进行选择，确定其加工工艺路线：然后进行热处理设备的选择，并进行工装设计的选择：最后绘制热处理工艺卡。根据所学知识，与在对国内外热处理工艺的设计现状进行分析的基础上，对汽轮机转子使用热处理工艺常用设计的情况，我们对汽轮机转子热处理工艺进行设计，通过国内外文献以及查询热处理手册等途径，了解具有现代汽轮机工艺设计的相关知识，这样可以有效地提高汽轮机的速度和质量，从而提高企业效益或者工程质量。关键词：汽轮机：转子机体：加工工艺：工艺文件Heat treatment process design of turbine rotorAbstractDue to the rapid development of modern industry,metal heat treatmenttechnology has been increasingly widely used.For the heat treatment technology ofturbine rotor,it is of great significance to play the potential of thermal and mechanicalproperties of metal,improve the internal quality of production,save metal materials,reduce energy consumption,increase the life of production,and increase benefits.This topic is the real steam turbine rotor heat treatment technology design scheme,including heat treatment of metal materials,including post-forging heat treatment,tempering heat treatment,stress removal annealing.Firstly,the part drawing isanalyzed to determine the failure form.Secondly,the material is selected to determineits processing route;Then the heat treatment equipment selection,and tooling designselection;Finally draw heat treatment process card.According to the knowledgelearned,and on the basis of the analysis of domestic and foreign heat treatmentprocess design status,the use of steam turbine rotor heat treatment process designsituation,we design the steam turbine rotor heat treatment process,through domesticand foreign literature and query heat treatment manual and other ways,understand therelevant knowledge of modern steam turbine process design,In this way,the speedand quality of the steam turbine can be effectively improved,thus improving theefficiency of the enterprise or the quality of the project.Key Words:Steam turbine;Rotor body;Processing technology;Processdocument目录1绪论…11.1汽轮机转子概述1.2汽轮机转子热处理工艺的国内外发展及研究现状.11.2.1国外情况1.2.2国内情况21.3对汽轮机转子热处理技术研究的重要意义2汽轮机转子零件的分析2.1零件的工艺分析2.2零件的工艺要求53热处理工艺设计.73.1零件的结构与工作条件…3.2零件材料的选择.83.2.1热处理零件的选材原则.83.2.2选材应注意的问题93.3汽轮机转子热处理工艺方案的制定103.3.1零件的技术要求103.3.2制定热处理工艺路线103.3.334CrMo1A钢转子工艺路线..113.4确立工艺参数..124汽轮机转子热处理设备的选择与缺陷分析.。0.154.1热处理设备的选择.154.234CrMo1A钢热缺陷分析及防治方法.174.3热处理工艺的检验175厂房设计及成本估算205.1厂房设计….205.2成本估算..20