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Optimize cracked-gas compressors with smart-automation technology

04.01.2011  |  Cox, P. ,  Emerson Process Management, Brussels, Belgium

Machine health monitors can provide critical information to avoid unit and plant-wide shutdowns

Keywords: [olefins] [ethylene] [compressors] [maintenance] [cracked-gas compressors] [valves]

The cracked-gas compressor (CGC) is the single most critical piece of equipment in an ethylene plant (Fig. 1). This asset can cost as much as $50 million and operates 24/7 under demanding conditions. Because it has no backup, ethylene producers know that if their CGC trips—whether the trip is caused by excess vibration, a surge, an instrument malfunction or other problems—their entire ethylene process may be halted for up to a week.

  Fig. 1. The cracked-gas compressor is an ethylene plant’s
  most critical asset. (Photo courtesy of Elliott Co.)  

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nice article , thank u so much

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