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锥形流量计

锥形流量计

锥形流量计是一种新型的可测量各种雷诺数的高精度流量计,可满足各种介质的应用条件要求其操作原理同其它各种类型的差压原理相同,都是基于密封管道中的能量守恒定理,锥形流量计由于具有的设计结构,因而性能更优。1概述 锥形流量计是在管道中心处悬挂一锥形节流件,锥形件阻碍介质的流动,重塑流速曲线,在锥形性的下游可立即形成低压区,管道上游的正压同经节流件节流后的下游的负压之间有一差压,将正、负压用取压口取出,正压口位于管道的上游,负压口位于锥体的末端,通过测量两者之间差压,根据伯努力方程即可

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V锥流量传感器五大优点
1.精度高,测量误差小:0.5级,贸易计量0.3,0.2级
2.重复性及长期稳定性好:0.1%
3.测量范围宽,量程比为10:1---30:1(为孔板的3---10倍)
4.测量下限低,特别适合大管径小流量的测量。
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