June 2011

Special Report: Process/Plant Optimization

Pump rebuilding by expert non-OEMs is effective

Communication and competence are key in finding the best repair shop for major equipment

Bloch, Heinz P., Hydrocarbon Processing Staff; Bluse, B., Hydro Inc.

Starting with the late 1980s, considerable consolidation and re-shuffling has affected the pump industry. Some of the big name pump producers, the “legacy manufacturers,” have vanished from the scene. As their process pumps age and undergo repairs, component geometry needs to be restored. New and improved metallurgies must be selected. Asset optimization requires upgrading the weak-link components and optimizing hydraulic efficiencies. Traditional restoration and merely doing routine maintenance by quick fixes are rarely the wisest course of action. That said, this overview and a recent case history deal with pumps in the 100-kW and larger size categories. It is in these sizes tha

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