1000MW机组直吹式制粉系统性能分析及其运行优化  

Performance Analysis of the Direct-fired System for 1000 MW Power Units and the Operation Optimization

作　　者：刘锋[1] 郭娟 

机构地区：[1]河南省节能监测中心,郑州450008 [2]郑东新区热电有限公司,郑州451464

出　　处：《发电设备》2011年第5期327-330,共4页Power Equipment

摘　　要：对某电厂2台1 000 MW机组的制粉系统从动态分离器转速特性、磨辊加载压力调整试验和磨煤机出粉量特性等方面进行了分析,阐明了影响磨煤机出粉量和单耗的因素,得出了磨煤机的经济运行参数。The pulverizing systems of 2×1 000 MW power units in a power plant have been analyzed from its dynamic separator speed characteristics and the adjustment test of the grinding roll loading pressure to the coal powder output characteristics of the pulverizer.The influenced coal powder output and its unit consumption factors have also been explained in the paper such as the outlet temperature of the pulverizer,ventilation amount and the pressure difference of the grinding bowl etc.so as to obtain the economic running parameters of the pulverizer.

关 键 词：火电机组 直吹式制粉系统 磨煤机出粉量 动态分离器 降低单耗 

分 类 号：TK223.25[动力工程及工程热物理—动力机械及工程]