350 MW超临界对冲燃烧方式锅炉主汽温偏差原因分析及处理  

Cause Analysis and Treatment on Main Steam Temperature Deviation of a 350 MW Supercritical Opposed Firing Boiler

作　　者：刘刚 黄辉 杨杰 罗俊俊 LIU Gang;HUANG Hui;YANG Jie;LUO Junjun(Electric Power Research Institute,State Grid Hubei Electric Power Co.Ltd.,Wuhan Hubei 430077,China;Hubei Fangyuan Dongli Electric Power Research Co.Ltd.,Wuhan Hubei 430077,China)

机构地区：[1]国网湖北省电力有限公司电力科学研究院,湖北武汉430077 [2]湖北方源东力电力科学研究有限公司,湖北武汉430077

出　　处：《湖北电力》2018年第1期46-49,共4页Hubei Electric Power

摘　　要：针对某350 MW超临界对冲燃烧方式锅炉两侧主汽温偏差大的问题,对影响主汽温偏差的因素进行了系统分析,指出汽水系统和锅炉燃烧存在的异常是造成主汽温偏差的主要原因。通过综合处理后,锅炉两侧主汽温偏差得到改善,提高了锅炉运行的安全性和经济性。Aiming at the problem of large deviation of main steam temperature on both sides of a 350MW supercritical opposed firing boiler,this paper systematically analyzes the factors affecting the deviation of main steam temperatures,pointing out that the abnormality of steam water system and boiler combustion is the main cause of main steam temperature deviation.After a comprehensive treatment,the deviation of main steam temperature on both sides of the boiler was improved,which increases the safety and economy of boiler operation.

关 键 词：超临界锅炉 对冲燃烧 汽温偏差 汽水系统 侧煤仓 

分 类 号：TK223.26[动力工程及工程热物理—动力机械及工程] TM64[电气工程—电力系统及自动化]