Is the measured process media a liquid or a gas?
Is the flow measurement occurring in a pipe or in an open channel?
What is the the flow rate?
How much does the flow vary?
If liquid, is it clean or does it contain suspended solids or air bubbles?
What accuracy is required?
How much head loss by the flowmeter is permissible?
Is the flow corrosive or erosive?
What types of flowmeter technologies can be accommodated in the location?
What types of post installation service is available in area?
Is the measured process media a liquid or a gas? Is the flow measurement occurring in a pipe or in an open channel? What is the the flow rate? How much does the flow vary? If liquid, is it clean or does it contain suspended solids or air bubbles? What accuracy is required? How much head loss by the flowmeter is permissible? Is the flow corrosive or erosive? What types of flowmeter technologies can be accommodated in the location? What types of post installation service is available in area?
The most common issue encountered when using a venturi meter in a fluid flow system is blockage or clogging, which can affect the accuracy of the flow measurement.
Volume measurement is measuring the amount of space occupied by a material. Its units of measure are cubic meters, or cubic centimeters, or liters, gallons, etc.. Flow measurement is the measure of how much of a material moves past a place in a specified amount of time. Its units of measure are gallons per minute, cubic feet per minute, cubic meteres pers second, etc. Flow measurement is the quantification of bulk fluid movement and volume measurement is the system in which the solids/liquids are weighed/measured.
An irregular fluid flow refers to a fluid motion that is not consistent or smooth, characterized by fluctuations and turbulence in the flow pattern. It can be caused by factors such as obstacles in the fluid's path, changes in the flow velocity, or variations in fluid properties. Irregular fluid flow can affect the efficiency and performance of systems where fluids are involved, such as pipelines or aircraft wings.
The Bernoulli equation is used in compressible flow analysis to study the relationship between pressure, velocity, and elevation in a fluid flow system. It helps engineers and scientists understand how these factors change as a fluid moves through a system, such as in aircraft design or gas pipelines.
A flow tube is a component used in fluid flow measurement devices such as flow meters. It is a hollow conduit through which the fluid flows, and its design can affect the accuracy and reliability of the flow measurement. Flow tubes come in various shapes and sizes depending on the application and flow conditions.
Is the measured process media a liquid or a gas? Is the flow measurement occurring in a pipe or in an open channel? What is the the flow rate? How much does the flow vary? If liquid, is it clean or does it contain suspended solids or air bubbles? What accuracy is required? How much head loss by the flowmeter is permissible? Is the flow corrosive or erosive? What types of flowmeter technologies can be accommodated in the location? What types of post installation service is available in area?
Orifice plates are commonly used in fluid flow measurement applications to determine the rate of flow of liquids and gases. They are particularly useful in industries such as oil and gas, chemical processing, and water treatment where accurate flow measurement is critical for process control and optimization. The orifice plate creates a pressure drop across the restriction, which can be correlated to the flow rate using established equations.
for measuring the rate of flow of fluid.
According to Bernoulli's principle, the sum of static, velocity and kinetic heads at two points in a fluid flow should be equal, assuming steady state. A manometer measures static head through the height of fluid at two points. Hence, it would be apt to say that manometer is an application of hydrostatic measurement.
The most common issue encountered when using a venturi meter in a fluid flow system is blockage or clogging, which can affect the accuracy of the flow measurement.
An orifice and a notch are both openings used to measure fluid flow, but they differ in design and application. An orifice is a small hole or opening, typically circular, that allows fluid to flow through and is often used in pressure measurement. In contrast, a notch is a V-shaped or rectangular opening in a weir that allows fluid to flow over its edge, primarily used for measuring the flow rate of open channel flow. The flow characteristics and calculation methods for each are also distinct, with orifices focusing on pressure drops and notches on flow over a defined edge.
Bernoulli's equation is applied in flow through an orifice apparatus to analyze the relationship between pressure, velocity, and elevation of the fluid as it passes through the orifice. It helps in calculating the flow rate by relating the pressure drop across the orifice to the velocity of the fluid exiting it. By considering the kinetic energy and potential energy changes, Bernoulli's equation enables engineers to design and optimize orifice sizes for desired flow characteristics in various applications, such as fluid measurement and control systems.
Wilfred F. Coxon has written: 'Flow measurement and control' -- subject(s): Flow meters, Fluid dynamics, Chemical apparatus
A pitot tube. It's a pressure measurement instrument used to measure fluid flow velocity.
Volume measurement is measuring the amount of space occupied by a material. Its units of measure are cubic meters, or cubic centimeters, or liters, gallons, etc.. Flow measurement is the measure of how much of a material moves past a place in a specified amount of time. Its units of measure are gallons per minute, cubic feet per minute, cubic meteres pers second, etc. Flow measurement is the quantification of bulk fluid movement and volume measurement is the system in which the solids/liquids are weighed/measured.
Pressure loss in a venturi is typically caused by friction between the fluid flow and the venturi walls, as well as disruption and mixing of the fluid stream. This pressure loss is necessary for the venturi to create a pressure differential, which allows for measurement or control of fluid flow rate.