What Is a Flow Meter? Types, Working Principles and Applications

Flow meters are measuring devices that are employed for determining the rate of flow of liquid or any other substance from one end of the pipeline or process flowline to the other. Flow meters can come in various designs that include magnetic, ultrasonic, turbine, vortex, variable area, and differential pressure. Each design applies a different principle and is thus applicable in certain applications. Some of the criteria that need to be considered in choosing the right flow meter are the type…