Compressor Control Surge Margin

With the proliferation of dedicated digital anti-surge control systems over the last 20

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Protecting the Compressor and the Process

 

Properly designed compressor controls should not only protect the compressor, they should protect the process.

Centrifugal compressors are common-place in many process plants due to their small [...]

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Stonewall Control

What's Stonewall?

Stonewall occurs in a centrifugal compressor when the velocity of the gas in at least one stage reaches the speed of sound (Mach 1) at the gas conditions in that part of the [...]

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Incipient Surge in a Centrifugal Compressor

Incipient surge is a flow disturbance in the impeller of a centrifugal compressor that occurs at low flows. However, calling this phenomenon “surge” is a bit of a misnomer. Since the disturbance [...]
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Surge Line Prediction for Axial Air Compressors

The common technique for controlling throughput of an axial compressor is to incorporate variable inlet guide vanes for the first few rows of blades. Some manufacturers can vary all the inlet guide [...]

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The Tri-Sen Blog...

About once every two weeks we'll discuss a turbomachinery controls topic that; we were either asked about recently, or a topic that we think you might be interested in learning more about. 

Topics that are included or that will be:

  • Compressor Controls
  • Turbine Controls
  • Turbine Safety
  • Relevant API directives
  • General Industry Happenings

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