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[". Stöösen der截止阀异响

2019-03-31View Original

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0\. Die Stöö度以下,阀芯内部开始出现异响,求解原因。直通式截止阀
Reply #22019-05-21
Überprüfen Sie,,阀杆和阀芯是不是掉了
Reply #32019-05-22
Ob die Verbindung zwischen阀芯和阀杆的连接部位是不是松动了或脱落了
Reply #42019-05-22
Welche Artart hat das St St异响的声音形式是什么?是金属声?还是流体共鸣?还是别的声音? 因为,一般情况下,截止阀在s开度的时候,流体在缩流处流速加快,有可能出现气蚀、闪蒸等情况。 或者在开度的时候,流速较高,出现阀内件共鸣噪音等。 均有可能是楼主说的异响。。 个人认为,阀内件松动的状态,还是很容易确认排除的。 如果不是松动问题,应急的话可以试试先把內阀拿出来内将阀芯内加工掉一小层改变共振频率看效果。 或者条件允许的话将阀门反装看效果。 长久的话,最好是重新选型。选择耐气蚀阀型或降噪阀。

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