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№6|2010 RESOURSES SAVING bbk 000000 UDC 628.17.001.4 Power Saving Operation of Borehole Pumps ЭЦВSummaryIt is told about selection of the most efficient method of regulation of pump units equipped with borehole pumps ЭЦВ. The use of a frequency electric drive, as a rule, is inefficient, because of the large static component and small dynamic component of the total pressure created by pumps. Cascade regulation is recommended for this type of units. Key words: cascade regulation , supply , operating point , well pump , static pressure , pipelines , power consumption The further text is accessible on a paid subscription. |