Sludge pumping with hydraulic submersible pumps.

From: Pollution Engineering | Date: March 1, 2005| Author: Snow, Peter | Copyright information

One of the more difficult jobs in the environmental industry is sludge pumping. Cleaning out lagoons or emptying digesters of thick sludge has always presented a challenge, while pumping options have been limited to surface-mounted self-priming pumps or electric drive submersible sludge pumps. But hydraulic submersible pumping, which consists of a diesel driven hydraulic power pack located at ground level supplying pressurized hydraulic oil (up to 3,000 psi) to a submerged pump-end...

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