Fluid Flowmeters

Flow metering basics - Orifice, Venturi, Flow Nozzles, Pitot Tubes, Target, Variable Area, Positive Displacement, Turbine, Vortex, Electromagnetic, Ultrasonic Doppler, Ultrasonic Time-of-travel, Mass Coriolis, Mass Thermal, Weir V-notch, Flume Parshall and Sluice Gate flow meters and more

Bernoulli Equation

A statement of the conservation of energy in a form useful for solving problems involving fluids. For a non-viscous, incompressible fluid in steady flow, the sum of pressure, potential and kinetic energies per unit volume is constant at any point

Dynamic or Absolute Viscosity Converting Chart

An absolute or dynamic viscosity converting chart for units like Poiseuille - Poise - centiPoise and more

Electromagnetic Flowmeters

An introduction to electromagnetic flowmeters and their principles

Flowmeters and Accuracy

An introduction to accuracy in flow measurement devices

Flowmeters and Turndown Ratio

An introduction to turndown ratio for flow measurement devices as orifices, venturi meter etc.

Flowmeters Selection Guide

A guide to select between the different fluid flowmeter principles available regarding service, rangeability, pressure loss, typical accuracy, upstream pipe diameters, viscosity and relative costs

Fluid Mechanics

The study of fluids - liquids and gases, involves various properties of the fluid, such as velocity, pressure, density and temperature, as functions of space and time

Orifice, Nozzle and Venturi Flow Rate Meters

The orifice, nozzle and venturi flow rate meters use the Bernoulli Equation to calculate the fluid flow rate by using the pressure difference between an obstruction in the flow.

Pitot Tubes

Pitot tubes can be used to indicate fluid flow velocity by measuring the difference between the static and dynamic pressures in fluids

Sluice Gate Flow Measurements

Sluice gates are used for controlling and measuring flow rates in open channels and rivers, mainly in connection to hydro power plants

Target Flow Meters

An introduction to the target flow meters principles

Types of Fluid Flow Meters

An introduction to different types of fluid flowmeters - Orifices, Venturies, Nozzles, Rotameters, Pitot Tubes, Calorimetrics, Turbine, Vortex, Electromagnetic, Doppler, Ultrasonic, Thermal, Coriolis

U-Tube Manometer

The inclined and vertical u-tube manometers are inexpensive and common in differential pressure measurements of flow meters like pitot tubes, orifices and nozzles

Ultrasonic Doppler and Time of Flight Flowmeters

An basic introduction to the ultrasonic Doppler and Time of Flight Flowmeters

Ultrasonic Flowmeters

A basic tutorial to ultrasonic flowmeters

Vortex Flowmeters - a Tutorial

An introduction to vortex flowmeters

Vortex Shedding Frequency and Volume Flow Rate

The vortex shedding frequency around a bluff body and the flow rate

Water Flow Measurements

A manual providing guidance in selecting, managing, inspecting, and maintaining water measurement devices - describes standard methods and devices commonly used to measure irrigation water

Weirs - Flow Measurement Standards

Standards of weir flow measurements

Weirs - V-Notch Flow Calculator

Online V-notch weirs flow calculator

Weirs and Flow Rate Measuring

Weirs are used for measuring flow rates in open channels and rivers - common in connection to water supply and sewage plants

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