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Article: Protecting progressing cavity pumps.
- Article from:
- Plant Engineering
- Article date:
- March 1, 1996
- Author:
CopyrightCOPYRIGHT 1996 Reed Business Information, Inc. (US). This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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There are three recognized methods to prevent damage from running dry, with one clearly superior
Progressing cavity pumps are considered one of the most versatile pump designs available. They are able to handle abrasive fluids with minimum wear, precisely meter viscous fluids, and gently transfer shear-sensitive products. Other features include:
* Pressure capabilities to 1500+ psi
* Capacities to 2500 gpm
* Nonpulsating flow
* Low NPSH requirements
* High suction lift capabilities