推荐回答(2个)
不明确
主管和支管
什么结构
怎么连接
你的阀在什么位置
基本上
阀关小
流动状态下
阀后端
压力会降低
关的越小降低的越多
关死
后面没压力
阀总体前后端的流量是和压力同样降低
关死
没流量
你支管在阀后端
那么就和阀后压力流量同样变化
如果在阀前
有个问题
你阀前压力流量
是固定压力流量
还是可变?
如果压力不变
流量变化的阀前管路
支路流量压力不变化
如果流量不变
压力变化的阀前管路
支路压力升高流量变大
保压时与阀门开启大小无关,运行时如果阀门关小了管道的压力会相应降低。而锅炉的压力是始终不变的。
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