华能沁北电厂运行三期培训资料CCLN1000-25/600/600型汽轮机汽轮机运行说明书1华能沁北电厂运行三期培训资料目录1汽轮机额定与设计数据................................................12安全预防措施........................................................23轴偏心度............................................................54轴的振动............................................................64.1概述............................................................64.2振动级别........................................................64.3异常振动........................................................74.4振幅的观察......................................................74.5报警范围内的运行建议............................................94.6利用监视仪表进行监视............................................95汽缸和胀差..........................................................105.1汽缸膨胀........................................................105.2胀差............................................................105.3推力位置检测仪..................................................126润滑油系统..........................................................146.1润滑油箱........................................................146.2油位调节器......................................................156.3润滑油..........................................................156.4润滑油疏油温度和轴承金属温度....................................177低压排汽缸..........................................................197.1真空度..........................................................197.2温度............................................................207.3低压缸喷水装置..................................................218汽封系统............................................................229允许的压力和温度变化................................................239.1所允许的初始压力变化............................................239.2允许的再热压力变化..............................................239.3允许的温度变化..................................................239.4上下缸间所允许的温度差..........................................2310偏周波运行允许时间..................................................2611限制条件............................................................2811.1热应力与变形....................................................2811.2振动............................................................35I华能沁北电厂运行三期培训资料11.3汽缸与转子间的胀差..............................................3611.4监视仪表........................................................3612建议采用的程序......................................................3712.1启动前的预防措施和注意事项......................................3712.2启动程序........................................................3712.3升负荷..........................................................4212.4平稳变负荷过程..................................................4312.5紧急操作........................................................4312.6汽轮机停机程序..................................................4813重新启动条件........................................................5114进水后的紧急汽轮机运行..............................................5215由于进水而导致汽轮机损坏的分类......................................5315.1推力轴承失效...........................................
