350 MW机组汽轮机中压缸排汽供热改造分析  

Retrofit of an IP Cylinder Exhaust Heat-supply System in a 350 MW Steam Turbine Unit

作　　者：戴建刚 Dai Jiangang(Jiangsu Lidian Energy Group, Jiangyin 214444, Jiangsu Province, China)

机构地区：[1]江苏利电能源集团,江苏江阴214444

出　　处：《发电设备》2019年第3期217-219,222,共4页Power Equipment

摘　　要：详细介绍了汽轮机中压缸排汽供热改造的热力系统布置和控制逻辑,通过在中低压缸连通管上加装三通管路,设计了改造所需的控制逻辑,保证了改造后发电和供热设备的安全运行。An introduction is presented to the arrangement and control logics for the thermal system of a steam turbine unit in the retrofit of its IP cylinder exhaust heat-supply system, including adding a three-direction link between the IP and LP cylinder, designing the control logics required by the retrofit, which help to ensure the safety operation of the power generation and heat supply facilities, achieving the retrofit objective for the IP cylinder exhaust heat-supply system of the steam turbine.

关 键 词：汽轮机 节能降耗 热电联产 改造 热工控制 

分 类 号：TK263.5[动力工程及工程热物理—动力机械及工程]