【摘要】 3M- 2 1型煤气发生炉在运行中存在炉底跑气现象 ,使其管线及炉体底部零部件损坏、腐蚀严重 ,设备运行周期短。论述了炉底改造 ,改造后炉底的结构简单 ,杜绝了跑气故障 ,设备运行周期大大延长 ,具有良好的社会效益和经济效益更多还原

【Abstract】 During the running,gas leaking occurs at the hearth of 3M-21 model gas producer which causes bad environment pollution at workshop,destroies all pipes and parts of hearth heavily and shortens running cycle of the equipment The article introducs the modification of the hearth by simplifying the structure,hereafter resolving the leaks and prolonging the working cycle of the equipment,which gives better benifits in society and economy fields更多还原