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["¿Podría la presióna del la válvula de respiraciónacióna ser igual a laa presióna de operacióno del tanque? ¿Sia presióna de diseño del tanque debería ser qué?"

2019-08-13View Original

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'"¿Podría la presióna del la válvula de respirando" sera igual a laa prespressãoa de operacion del tanque? ¿ ¿a prespressãoa de diseño del tanque debería ser qué múltiplo de la la prespresióna deaa
Reply #22019-08-14
储罐的设计压力,在设计之初应该就直接定了吧!呼吸阀的设定压力要比最高操作压力要高,因为呼吸阀天然存在泄漏的问题,一般呼吸阀设定压力的75%要大于上一级阀门的超亚设定压力,保证阀门工作区间没有交集,减少浪费!
Reply #32019-12-28
可以,储罐的设计压力一般≥最大操作压力,呼吸阀可以取储罐设计压力
Reply #42021-11-05
不妥吧?罐底部已经有了储存物的压为,再个设计压力,那罐底部一直都是在超安全压力下工作
Reply #52021-11-05
不妥吧?罐底部已经有了储存物的压为,再个设计压力,那罐底部一直都是在超安全压力下工作
Reply #62021-11-05
呼吸阀压力肯定要低于储罐设计压力,呼吸阀的压力就是储罐的工作压力,随着温度的变化,储罐内的压力也会发生变化
Reply #72021-11-05
不可以。依据《石油化工储运系统罐区设计规范》(SH/T 3007-2014)第5.1.4条 呼吸阀的排气压力应小于储罐的设计正压力,呼吸阀的进气压力应高于储罐的设计负压力。

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