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Discussion on fly-ash abrasion in the horizontal low temperature reheater of boiler in Shimen Power Plant
Author(s): 
Pages: 69-71
Year: Issue:  5
Journal: ELECTRIC POWER

Keyword:  锅炉水平低温再热器飞灰磨损;
Abstract: 介绍石门电厂一期工程2×300MW机组锅炉水平低温再热器爆漏情况,对引起低温再热器爆漏的飞灰磨损原因进行了全面分析,其主要原因为该锅炉的固有设计布置特性,实际燃用煤质严重偏离设计值,低温过热器、低温再热器烟气流量分配不当,低温再热器存在局部烟气走廊,粗粉分离器设备存在缺陷,锅炉漏风.在采取限制低温再热器烟气挡板开度、加装阻流板、降低煤粉细度等措施后,低温再热器的磨损得到减缓,避免了锅炉发生频繁的爆漏事故.
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