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["Pippe Stromömgeschwindigkeit",,"Fragen, Ein Behälter enthält 0.6MPaG Stickstoff die ein Rohr mit DN

2018-12-07View Original

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请教, 一个储罐里有0.6MPaG的氮气,接DN20的管子100米,管子出口接大气,问管子出口气体流速怎么算?
Reply #22018-12-07
每小时排出量是多少,没有量的概念,只有压力和管径,没法计算出口流速
Reply #32018-12-07
计算流速 就是想得到流量
Reply #42018-12-11
一般来说应该是先定流量,再根据流量,流速定管径,不知道为什么你反着来
Reply #52018-12-11
这根管子两端的压差有了,通过流体的摩阻公式可以估算下。

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