Measurement

Understanding Electromagnetic Flowmeters

May
2010
Instrumentation
Ronald W. DiGiacomo
Consisting of a flow tube, field-generating coils, electrodes, and a transmitter, a magmeter accurately measures the flowrate of conductive fluids over a wide range of conditions.

How Good Are Your Data?

June
2002
Instrumentation
Scott D. Barnicki
Some thoughts on the measurement and interpretation of vapor-liquid equilibrium

Use Multivariable Transmitters to Improve Flow Measurement

October
2010
Instrumentation
Nathan D. Stokes
Advances in multivariable transmitters allow more-accurate and more-repeatable flow measurements to be made over a wide range of conditions. Here’s how to select the device with the right capabilities for your applications.

Using Chromatography to Separate Complex Mixtures

December
2010
Back To Basics
Nathalie Fraud
Purifying high-value mixtures, such as pharmaceuticals, can be an expensive undertaking. Choosing the correct chromatography methods can improve purity and reduce processing time and cost.

Evaluating Chiller Performance

May
2003
Heat Transfer
Charles Churchman
Use these simple temperature and flow measurement techniques to evaluate chilled-utility performance and identify the most cost-effective upgrades.

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