ULTRA NARROW CHANNEL ULTRA LOW REFRIGERANT CHARGE EVAPORATIVE CONDENSER
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United States of America Patent
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Issued Date -
Oct 29, 2020
app pub date -
Apr 6, 2020
filing date -
Jul 22, 2016
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Abstract
A tube bundle for an evaporative refrigerant condenser having a plurality of straight single pass tubes extending between a refrigerant inlet header and a refrigerant outlet header, said tubes having a cross-sectional shape in the form of an ellipse having a major axis and a minor axis, wherein said major axis is longer than said minor axis by a factor of 3 to 7, wherein the amount of required refrigerant charge for a particular heat exchange capacity is substantially and unexpectedly reduced resulting in a substantial and unexpected increase in efficiency.
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