CENTRIFUGAL CHILLER AND CENTRIFUGAL CHILLER OPERATION METHOD
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United States of America Patent
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Issued Date -
Jul 23, 2020
app pub date -
Jan 22, 2018
filing date -
Feb 28, 2017
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Abstract
A centrifugal chiller includes a first expansion unit (23) that expands refrigerant that has been compressed and condensed, and an evaporation unit (41) that evaporates the expanded refrigerant and supplies the evaporated refrigerant to a compression unit (15). The first expansion unit (23) has an orifice (20) through which refrigerant condensed by a condensation unit (17) passes, and a flow rate regulation valve (22) that can regulate the amount of refrigerant condensed by the condensation unit (17) flowing through and that is connected in parallel with the orifice (20).
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