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Tag: Vibration Monitoring

These case studies are about the general topic vibration monitoring.

Babbitt metal wear on crosshead

Machine data: Manufacturer: Ariel Drive power: 6150 kW (8636 hp) Speed: 700 rpm 6 cylinder Double acting, 2 stages Suction pressure: 40 bar Discharge...

Monitoring system keeps small fault from becoming catastrophic

Segmented vibration analysis triggers timely shutdown In the 200 ms it takes for one revolution of a crankshaft, everything can change. In that brief span...

Effective Vibration Monitoring for Reciprocating Compressors

Modern standards require frame sensors and more This paper reviews and discusses the machinery protection philosophy for reciprocating compressors that once was state of the...

Good Vibrations?

Does frame vibration offer effective protection for reciprocating compressors? For decades, reciprocating compressor monitoring was not a high priority; centrifugal machines were always the focus...

Compressor Valve Monitoring

Evaluating the strengths and weaknesses of the most common online condition monitoring technologies PROGNOST Systems’ failure mode survey of most common reciprocating compressor failure modes shows...

Monitoring world´s largest LDPE compressor

The Tasnee facility has 5 different plants. Next to the PDH (Propane Dehydrogenation), EC (Ethylene Cracker), PP (Polypropylene) and HDPE (High Density Polyethylene), the...

Compressor Monitoring in a shale oil plant

Often, reciprocating compressors are used to handle very dirty and corrosive gases that have a negative Impact on the life of their components and...

Lube oil camouflages component failures

This case study demonstrates a case where – after a safety shutdown – a hyper compressor in LDPE service was restarted after it was...

Abrupt Failures Demand Automatic Shutdown

When push comes to shove, trust the system Modern, online diagnostic and monitoring systems are great things to have for safe and reliable machinery operation....

Early, Automatic, Online Failure Detection

In December 2007, the online monitoring system avoided a major and cost-intensive damage at one compressor. The permanent piston rod position monitoring detected a...

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