凝汽机组改供热后对运行经济性的影响分析  

Analysis on Effects of the Heating-retrofit on Operation Economic of the Condensing Turbine-generator Unit

作　　者：陈国年[1] 刘今[1] 周强[2] 卢承斌[2] 

机构地区：[1]江苏省电力公司,江苏南京210024 [2]江苏方天电力技术有限公司,江苏南京211102

出　　处：《江苏电机工程》2011年第1期9-13,共5页Jiangsu Electrical Engineering

摘　　要：针对供热改造机组,定性分析了机组供热后对发电煤耗率和可调发电负荷的影响,并通过对135 MW和300MW机组在不同供热模式下的定量分析,提供了凝汽式机组改供热的节能效果及对负荷的影响,为电力调度部门合理安排负荷,实现节能发电调度提供了一定的依据和参考。With the theoretical analysis on operating characteristics of a heating-retrofitted unit,the effect of unit heating on the gross coal consumption and adjustable power load is evaluated.Through the quantitative analysis of 135MW and 300MW condensing units in different heating modes,the effect on energy-saving and the power load impacted by heating-retrofitted is calculated.The results can provide valuable reference for the electric power dispatching department to arrange power load reasonably and realize energy-saving generation.

关 键 词：凝汽机组 供热改造 运行特性 发电煤耗率 机组负荷 

分 类 号：TK212[动力工程及工程热物理—动力机械及工程]