## Self-priming centrifugals deliver high heads There are certain liquid applications, such as irrigation and refuelling, where a pump needs to be both self-priming and capable of delivering a high head. However, many self-priming pumps have an open impeller-construction and this limits the availa
High head, self-priming centrifugal pumps
- Publisher
- Elsevier Science
- Year
- 1998
- Tongue
- English
- Weight
- 248 KB
- Volume
- 1998
- Category
- Article
- ISSN
- 0262-1762
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โฆ Synopsis
also be installed in explosive environments such as the petrochemical industry. Its hygienic construction means it is also suitable for the food industry, according to the manufacturer.
The product range includes drives in the 45-160 kW power classes. Control Drive takes responsibility for assembly, installation and servicing.
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## Increasing demand from refineries and petrochemical plants for centrifugal pumps able to operate at low flow and high head, but without the use of speed increasing devices, has led Finder Pompe of Italy to develop the Dual PEP design.
Self-priming characteristics of flexible impeller pumps "Self-priming pumps" must be capable of drawing liquid in without any external intervention even when installed above the source liquid level. Most positive displacement pumps are inherently dry self-priming, says rotodynamic pumps such as cent