A flow meter is an instrument used to measure the amount of fluid (liquid or gas) that flows through a pipe or channel. It is commonly used in industrial, commercial, and residential settings to monitor and control the flow of fluids. Flow meters come in different types and are chosen based on the specific application and the fluid being measured.
The most common types of flow meters include:
Differential pressure meters - This type of flow meter measures the difference in pressure upstream and downstream of an obstruction in the pipe, and converts it into a flow rate reading.
Positive displacement meters - This type of flow meter measures the amount of fluid that is displaced by a set of rotating gears, vanes, or pistons, and converts it into a flow rate reading.
Turbine meters - This type of flow meter uses a spinning turbine to measure the velocity of the fluid flowing through the pipe, and converts it into a flow rate reading.
Electromagnetic meters - This type of flow meter uses a magnetic field to measure the velocity of the fluid flowing through the pipe, and converts it into a flow rate reading.
Ultrasonic meters - This type of flow meter uses ultrasonic waves to measure the velocity of the fluid flowing through the pipe, and converts it into a flow rate reading.
Flow meters are essential components of many water supply systems, including water treatment plants, distribution networks, and pumping stations. They are also used in a wide range of industries, including oil and gas, chemical, pharmaceutical, and food and beverage, to name a few.