Mechanical Seal Maintenance Simplified

For rotating shaft equipment and machinery that include large pumps, seal maintenance can be a time-consuming and expensive proposition. That was the case at one Midwestern power plant, where installing and maintaining the cartridge seals on its six large, recirculating service pumps were a regular ordeal.

Repairing or replacing one of its cartridge seals was a process that involved disassembling the pump, removing and replacing the seal and rebuilding the pump—which required 240 man-hours throughout multiple days. The plant usually performed seal maintenance at least once per year on these large pumps, so the labor hours and costs added up quickly.

John Crane Wins Project to Supply Products and Service for One of Iraq’s Largest Oil Fields

John CraneThe agreement covers mechanical seals and systems, high-performance couplings and hydrodynamic bearings used in the 24 centrifugal pumps supplied by TMP. A service option has been discussed for a later stage once the plants are in operation. A consortium led by Eni SpA manages the Zubair Project which has a development target of 850, 000 barrels of oil per day (bpd) through 2035. The John Crane products chosen are highly engineered and have an established track record for reliability which was a key factor for this win given the long duration of the project.John Crane www.johncrane.com is a global leader in engineered technology, supplying engineered products and services to energy services customers and other major process industries.

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