350 MW超临界机组热平衡试验研究

Experimental Study on Heat Balance of 350MW Supercritical Unit

基于对机组SIS系统运行数据的挖掘,结合实际参数的测试,对锅炉、管道、汽机的热力特性及机组的热经济指标进行分析,建立机组热力系统热量的平衡数据图,对热量的输入、输出、能效利用及损失情况进行分析,得出机组能耗分布状况。对热力系统内各主要运行参数进行耗差计算,得出对机组发电煤耗影响的定量值,分析影响发电煤耗的因素,分析节能潜力,提高机组能源利用效率。

Based on the SIS system run data mining,combined with the actual parameters of the test,the thermal characteristics of boiler,pipelines,turbine and thermal economic index of the unit were analyzed,and the established for thermal system heat balance data graph,the input、output and energy efficient use of heat and damage were analyzed,and it is concluded that the unit energy consumption distribution.Calculate the difference of the consumption of the main operating parameters in the thermal system,get the quantitative value of the influence on the coal consumption of generating unit,analyze the factors affecting the coal consumption of generating unit,analyze the energy saving potential and improve the energy utilization efficiency of generating unit.