评价热电联产机组经济性的节能比分析方法  

Analytical methods of energy-saving ratio for evaluating heat and electricity co-generation unit economical efficiency

作　　者：刘卫平[1] 沙威[1] 刘新利[1] 张宇[1] 陈珑[1] 

机构地区：[1]天津市电力科学研究院,天津300384

出　　处：《中国电力》2010年第9期41-44,共4页Electric Power

摘　　要：通过引入节能比的概念,详细阐述了热电联产机组节能比的物理意义和计算方法,并通过对热电联产机组节能比的计算案例,介绍了其用于热电联产机组经济性分析的方法,通过该方法,可更科学地反映热电联产机组运行节能水平,使不同类型,不同容量,不同运行方式的热电机组建立在同一个基准平台来进行比较,从而更加准确和客观地评价热电机组的运行经济状况,为热电机组开展节能监督,落实节能措施和调度提供有效的参考。该方法是对现有热电联产机组经济性技术指标的重要补充。The concept of energy-saving ratio was introduced,and the physical meaning and calculation of heat and electricity co-generation unit were described in detail.The economic analysis method of co-generation unit was introduced via the case of energy-saving ratio calculation.By using this method,the economic level of heat and electricity co-generation unit can be evaluated more scientifically.It set a fiducial platform for comparing the economic level of units with different capacity,different type and different operation style,which can evaluate the economical efficiency of heat and electricity co-generated unit more accurately and objectively.And it supplies a reference on energy-saving supervision and economic dispatch.The method is an important supplement to the existing economic technical indicators of co-generation units.

关 键 词：节能比 热电联产 热电分产 

分 类 号：TM621[电气工程—电力系统及自动化]