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磁翻板液位计,电磁流量计

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首页 > 供应产品 > V锥流量计 *******.yb1518.*
V锥流量计 *******.yb1518.*
品牌: 江苏恒大
型号: HD--LGBH
单价: 面议
最小起订量:
供货总量:
发货期限: 自买家付款之日起 3 天内发货
有效期至: 长期有效
最后更新: 2013-09-27 11:06
 
详细信息
 *******.jshdyb18.*/hdyb-Products-5536699/

是将标准孔板与多参数差压变送器(或差压变送器、温度变送器及压力变送器)配套组成的高量程比差压流量装置,可测量气体、蒸汽、液体及天然气的流量,广泛应用于石油、化工、冶金、电力、供热、供水等领域的过程控制和测量。

二、原理及结构:

充满管道的流体,当它们流经管道内的流量孔板时,流速将在流量孔板的节流处形成局部收缩,从而使流速加快,静压力降低,于是在标准孔板前后便产生了压力降或叫压差,介质流动的流量愈大,在流量孔板前后产生的压差也就愈大,所以可通过测量压差来测量流体流量的大小。这种测量方法是以流动连续性方程(质量守恒定律)和伯努利方程式(能量守恒定律)的原理为基础的。*******.yb1518.*/

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江苏恒大仪表有限公司电话: 0517-86500336 手机: 13915187193联系人: 杨经理 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