1000MW超超临界机组制粉系统热控设备改造及可靠性保障  

Transformation of Thermal Control Equipment and Reliability Guarantee for Coal Pulverizing System of 1000 MW Ultra-supercritical Unit

作　　者：周传杰 陈节涛 盛小桥 吴尔夫 张林 ZHOU Chuan-jie;CHEN Jie-tao;SHENG Xiao-qiao;WU Er-fu;ZHANG Lin(CHN Energy Changyuan Hanchuan Power Generation Co.,Ltd.)

机构地区：[1]国能长源汉川发电有限公司

出　　处：《电站系统工程》2023年第3期65-68,共4页Power System Engineering

摘　　要：总结分析国电汉川发电公司2×1000 MW超临界机组给煤机控制系统、磨煤机液压油站、磨煤机出口快关门、磨煤机冷、热风调整门、磨煤机排渣门等制粉系统热控设备存在的实际问题,从热控专业角度进行设备改造和逻辑上完善。从改造后的效果来看,制粉系统热控设备故障率明显降低,为机组长周期安全运行提供了保障,提高了机组运行的经济性。The actual problems of coal feeder control system,coal mill hydraulic oil station,coal mill outlet quick closing,coal mill cold and hot air regulating valve,coal mill slag discharge valve and other thermal control equipment of 2×1000 MW supercritical unit in Hanchuan Power Generation Co.is summarized and analyzed,and carries out equipment transformation and logical improvement from the perspective of thermal control specialty.From the effect of transformation,the failure rate of thermal control equipment in pulverizing system is obviously reduced.It provides a guarantee for long-term safe operation of unit and improves the economy of unit operation.

关 键 词：超超临界 制粉系统 热控设备 可靠性 

分 类 号：TK39[动力工程及工程热物理—热能工程]