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2017-06-09View Original

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Reply #22017-06-12
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Reply #32017-06-12
此阀最好等系统泄压置换合格、降温至600℃以下后再关;
Reply #42017-06-12
泄压置换合格,气化炉隔离准备建负压拔工艺烧嘴前,这样才能一直保护烧嘴,具体这个时候炉子温度是多少不知道
Reply #52017-06-12
不是吧,煤浆管线是有单独的吹扫阀门,氧管也有单独吹扫阀,但是氧管还有氮气保护阀,这个必须有,不然停工保压阶段炉或者单对烧嘴停车时,炉子温度很高,不然就没有保护烧嘴的介质了。至于另外两个是吹扫阀,顾名思义是拿来吹扫管线用的
Reply #62017-06-12
这个阀在设计上应该是处于停车阶段小流量吹扫保护的作用,但是这个功能在单喷嘴气化炉上并不突出,对于四喷嘴这个功能还是相对比较突出的。

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