冷凝式汽轮机供热改造定强度抽汽运行增效研究  

Research on Efficiency Enhancement of Fixed Intensity Extraction Operation of Condensing Turbine for Heating Retrofit

作　　者：张启林[1] 高天 景禹淇 ZHANG Qi-lin;GAO Tian;JING Yu-Qi(Harbin Turbine Co.,Ltd.)

机构地区：[1]哈尔滨汽轮机厂有限责任公司,黑龙江哈尔滨150046

出　　处：《电站系统工程》2023年第6期26-28,共3页Power System Engineering

摘　　要：随国家能源政策调整,近年来国内针对纯冷凝式汽轮机改供热需求也越来越大,因供热可实现能源的梯级利用,具有节能、环保、高效能源利用等优点,因此此种改造方式有良好的推广应用价值和发展前景。通过多种抽汽方式的计算对比,给出一种最佳经济高效供热运行方式,即定强度最大压差抽汽运行,在安全运行基础上极大增加发电量,为今后此类电站汽轮机供热改造增加收益提供指导性帮助。With the adjustment of the national energy policy,in recent years,the domestic demand for pure condensing steam turbine heating has also increased.Because heating can realize cascade utilization of energy,it has the advantages of energy saving,environmental protection,and efficient energy utilization.Therefore,this transformation method has good promotion and application value and development prospect.Through the calculation and comparison of various steam extraction methods,give an optimal economical and efficient operation mode,fixed-intensity maximum differential pressure extraction operation,which can greatly increase the power generation on the basis of safe operation of the unit.Provide guidance and help to increase income from steam turbine heating transformation of similar power stations.

关 键 词：定强度抽汽 抽汽压力 弗留格尔公式 逻辑控制 经济性 

分 类 号：TK267[动力工程及工程热物理—动力机械及工程]