At a gas processing plant, real time simulation was used to analyse the design of a surge protection scheme for a natural gas compressor, after questions arose over the system’s effectiveness in the event of an emergency shutdown.

Oleh : Nikhil Dukle and Krishnan Narayanan

Compressor Controls Corporation

Operators of petroleum plants often contract compressor or turbine OEMs to supply an entire turbomachinery train. The scope of supply normally includes the design of the peripherals systems, such as the anti-surge control system for centrifugal and axial compressors. While there are advantages to having a single party responsible for the entire train, it can result in ‘finger pointing’ and confusion when the various equipment OEMs disagree on the design of the peripheral systems.

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