Pressure exchange system with motor system and pressure compensation system
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United States of America Patent
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Mar 20, 2018
Grant Date -
Feb 23, 2017
app pub date -
Aug 18, 2016
filing date -
Aug 21, 2015
priority date (Note) -
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Abstract
A system includes a hydraulic energy transfer system configured to exchange pressures between a first fluid and a second fluid. The system also includes a motor system configured to power the hydraulic energy transfer system and a shaft coupling the motor system and the hydraulic energy transfer system. Additionally, the system includes a shaft seal disposed about the shaft. Further, the system includes a pressure compensator configured to reduce a pressure differential across the shaft seal.
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