内容标题2

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                唐山均速管流量计

                唐山均速管流量计

                • 描述: 当流体∴流过探头时,在其前部〗产生一个高压分布区,高压分布区的压力略高于管道的※静压。
                详情信息

                  工作原理:

                  当流体流过☆探头时,在其前部产生一个高压分布区,高压分布区的压力略高于管道的静压。根据伯努利方程原◆理,流体流过探头时速度】加快,在探头后部产生■一个低压分布区,低压分█布区的压力略低于管道的静压。流体从ㄨ探头流过后在探头后部产生部分真空,并在探头的两侧出现←旋涡。均速流量探头的截面形状、表面粗糙状况和低压取压孔的位置是√决定探头性能的关键因素。低压信号的稳定和准确对均速探头的精度和性能起决▼定性作用。流量探头能精确地检测到由流体的平均速度所产生的平均差压。流量探头在高、低压区有按一定准则排布的多对取压孔,使准确测平均流速成为可能。