The paper introduces calculating method of energy consumpation caused by flowmeters, such as orificeflow meter, vortex flow meter, and illustrates magnitude of energy consumpation with examples.
介绍了孔板、涡街流量计测量不同流体时引起的能耗量的计算方法，举例说明了能耗量的大小。
2
The content of total acid in beer could be determined effectively and accurately by acid-alkali neutralization titrimetric method after the elimination of CO2 by repeated orificeflow. (Tran. by…
采用反复注流法除尽CO2 后，用酸碱中和滴定法可有效准确地测出啤酒的总酸含量。
3
This problem becomes more critical if the valve is equipped with a restrictive floworifice.