上游弯头和渐缩管对涡轮流量计测量性能的影响
Control and Instruments in Chemical Industry(2012)
Abstract
对DN100涡轮流量计进行了基准实验、上游90°单弯头、90°双弯头和90°单弯头+DN150变DN100渐缩管+90°单弯头共17组实流实验.以仪表系数、平均仪表系数相对误差、线性度和不确定度作为评价指标,根据实验结果最终给出了涡轮流量计在3种安装条件下的推荐前后直管段长度,此时3种安装条件对涡轮流量计的测量影响才能忽略.
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