Oil field operators can use several practical equations for calculating flow rates of natural gas through venturi gas-lift valves. For critical flow, this analysis derived such equations from a ...

Predicting the performance of processing equipment from measurements of powder properties is a key aim of powder processing industries. In the powder handling industries, screw feeders are frequently ...

The radar measurement method plays a progressively important role in the wastewater and water field. This is specifically revealed by the "Metering outside of the medium" trend. Flow measurement by ...