November 2012

Columns

HP Reliability: Closed-oil-mist systems and maintenance cost avoidance

A recent Hydrocarbon Processing (HP) article conveyed an industry finding that dates back several decades: Oil mist successfully lubricates operating machinery, protects and preserves standby equipmen..

Bloch, H. P., Hydrocarbon Processing Staff

A recent Hydrocarbon Processing (HP) article conveyed an industry finding that dates back several decades: Oil mist successfully lubricates operating machinery, protects and preserves standby equipment, and provides superior lubrication to electric motors driving process pumps. In a follow-up communication, an HP reader had questions regarding these findings. He believed that closed-loop oil-mist systems would possibly: 1) require oil sampling and oil changes at times, 2) not protect or preserve standby equipment and 3) be of no use to drive motors. Under those conditions, he believed his facility would continue to depend on inferior grease lubrication. Some of this reader’s conclusio

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