Flow Measurement
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
Bernoulli Equation
Conservation of energy in a non-viscous, incompressible fluid at steady flow.
California Pipe Flow Metering Method
Measure discharge from the open end of partially filled horizontal pipes
Comparing Flowmeters
A limited comparison of flowmeter principles - regarding service, rangeability, pressure loss, typical accuracy, upstream pipe diameters, viscosity and relative costs
Dynamic (Absolute) Viscosity - Converting Chart
Convert dynamic viscosity values between units like Poiseuille - Poise - centiPoise and more.
Electromagnetic Flowmeters
An introduction to electromagnetic flowmeters and their principles
Flow Rate Calculated based on the Velocity-Area Principle
Flow rate or discharge in an open conduit, channel or river can be calculated with the velocity-area principle
Flowmeter Accuracy
Introduction to accuracy in flow measurement devices
Flowmeters and Turndown Ratio - Rangeability
Turndown ratio for flow measurement devices like orifices, venturi meters etc.
Gravity Flow - Manning's Equation
Calculate cross-sectional average velocity flow in open channels.
Horizontal Pipes - Discharge Flow vs. Length of Discharge Flow
Volume flow from horizontal pipes
Measurement of Water Flow
A manual providing guidance in selecting, managing, inspecting, and maintaining water measurement devices - describes standard methods and devices commonly used to measure irrigation water
Orifice, Nozzle and Venturi Flow Rate Meters
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
Pitot tubes can be used to measure fluid flow velocity by measuring static and dynamic pressure difference
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 Manometers
Inclined and vertical u-tube manometers used to measure differential pressure in flow meters like pitot tubes, orifices and nozzles.
Ultrasonic Doppler and Time of Flight Flow Meters
An basic introduction to the ultrasonic Doppler and Time of Flight Flow Meters
Vertical Pipes - Discharge Flow vs. Height of Discharge Flow
Volume flow from vertical water pipes
Vortex Flowmeters - a Tutorial
An introduction to vortex flowmeters
Vortex Shedding Frequency and Volume Flow Rate
The vortex shedding frequency created around a bluff body and flow rate
Weirs - Flow Measurement Standards
Standards of weir flow measurements
Weirs - Open Channel Flow Rate Measurement
Weirs can be used to measure flow rates in open channels and rivers - common for water supply and sewage plants
Weirs V-Notch Flow Calculator
Online V-Notch weirs flow calculator
