Different Types Of Liquid Flow Meters For Industry

In general, liquid flow meters play an important role within many types of industries. Often, companies are affected in one way or another by their ability to determine liquid flow. In some cases, this may directly affect an operations profits or losses.

On the other hand, an operations inability to determine an accurate reading on the amount of liquid flow could lead to serious or disastrous results. Generally, many of the liquid flow meters used for liquid flow measurement, measure the kinetic energy or liquid velocity through inference. The determination of the velocity is dependent on the pressure differential.

The pressure differential has the responsibility of forcing the liquid through a conduit or pipe. During this process, the cross-sectional area of the pipe remains constant and is known. Due to this, the flow rate can be determined according to its average velocity.

Liquid flow meters additionally determine the liquid flow rate according to the density and viscosity of the liquid. In addition, the liquids flow rate is determined according to the amount of friction it has with the pipe. A direct measurement of the liquid flow can be obtained through the use of a positive-displacement flow meter.

A positive-displacement flow meter accomplishes this through the division of the liquid according to specified increments and then proceeds with its transport. Generally, flow meters are based on an electronic or mechanical system. Either one can be used for the detection of accumulated measured increments in order to measure the total flow.

Liquid Flow Meter Performance

The Reynolds Number is a dimensionless unit with the capacity to affect and influence the performance of flow meters. The ratio amount of the inertial forces, compared to the liquids drag forces is referred to as the Reynolds Number.

The inertia forces refer to:

* Flow rate
* Specific gravity

The drag forces refer to:

* Viscosity
* Pipe diameter

When the value of the Reynolds number is found below 2000, usually this indicates high viscosity or extremely low velocities. In such cases, this is referred to as a laminar flow. On the other hand, values above 3000 with the Reynolds Number refer to a turbulent flow. This is the most common type of flow and consists of a low viscosity or high velocity.

Types of Liquid Flow meters

A number of different types of flow meters are on the market. This especially applies for the application of these types of meters on closed-piping systems. In most cases, the meters go according to a classification. Generally they are classified accordingly:

* True Mass Meters
* Positive Displacement
* Differential Pressure
* Velocity

Not all of the flow meters perform similar in their performance. In addition, many of the liquid flow meters tend to vary with their features. In most cases, the meter's technology directly affects its capacity to measure other types of materials. Often, many of the meters can be obtained with the capacity to take media temperature however this depends on its liner materials as well as construction.

In any case, there are a large number of liquid flow meters that people can commonly use, which can measure such things as density, temperatures, or level. On some, there may be such features as a visual alarm or one that is visual. In addition, other types of features include various kinds of programmability, controller functions, as well as totalizer or recorder functions.