Flow metering principles - 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.
Conservation of energy in a non-viscous, incompressible fluid at steady flow.
Calculate the discharge length from the open end of a partially filled horizontal pipe.
A limited comparison of flowmeter principles - regarding service, rangeability, pressure loss, typical accuracy, upstream pipe diameters, viscosity and relative costs.
Convert dynamic viscosity values between units like Poiseuille - Poise - centiPoise and more.
An introduction to electromagnetic flowmeters and their principles.
Introduction to accuracy in flow measurement devices.
Turndown ratio (Rangeability) can be used to compare flow measurement devices like orifices, venturi meters etc.
An introduction to the different types of fluid flowmeters - Orifices, Venturies, Nozzles, Rotameters, Pitot Tubes, Calorimetrics, Turbine, Vortex, Electromagnetic, Doppler, Ultrasonic, Thermal, Coriolis.
Calculate cross-sectional average velocity flow in open channels.
Weirs can be used to measure flow rates in open channels and rivers - common for water supply and sewage plants.
Discharge length vs. volume flow from water filled horizontal pipes.
The orifice, nozzle and venturi flow rate meters makes the use of the Bernoulli Equation to calculate fluid flow rate using pressure difference through obstructions in the flow.
Pitot tubes can be used to measure fluid flow velocities by measuring the difference between static and dynamic pressure in the flow.
Sluice gates can be used to control and measure volume flow rates in open channels and rivers, mainly in connection to hydro power plants.
Introduction to the target flow meters principles.
Inclined and vertical u-tube manometers used to measure differential pressure in flow meters like pitot tubes, orifices and nozzles.
An basic introduction to the ultrasonic Doppler and Time of Flight Flow Meters.
Online V-Notch weirs flow calculator.
Flow rate or discharge in an open conduit, channel or river can be calculated with the velocity-area principle.
Volume flow and discharge height from vertical water pipes.
An introduction to vortex flowmeters.
The vortex shedding frequency created around a bluff body and flow rate.
A manual providing guidance in selecting, managing, inspecting, and maintaining water measurement devices - describes standard methods and devices commonly used to measure irrigation water.
Standards for weir flow measurements.