正压直吹式制粉系统泄漏原因分析及治理措施  

Analysis on reasons of leakage defect of positive-pressure direct-fired system and treatment measures

作　　者：齐小攀 

机构地区：[1]华电新乡发电有限公司,河南新乡453635

出　　处：《华电技术》2015年第5期42-43,共2页HUADIAN TECHNOLOGY

摘　　要：对某电厂2台660 MW燃煤汽轮发电机组正压直吹式制粉系统泄漏原因进行了分析,提出不同漏点的治理方案,有效消除了制粉系统的泄漏缺陷。The reasons of leakage defect of positive-pressure direct-fired system of two 660 MW coal-fired turbine generator units in a power plant were analyzed. The treatment measures for different leakage points were proposed. The leakage defect of the coal pulverizing system was eliminated effectively.

关 键 词：正压直吹式制粉系统 泄漏 磨煤机 落煤管 出粉管 密封 

分 类 号：TK223.25[动力工程及工程热物理—动力机械及工程]