Heat exchanger
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United States of America Patent
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Jan 10, 2017
Grant Date -
Oct 24, 2013
app pub date -
Apr 23, 2012
filing date -
Apr 23, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A heat exchanger is adapted to be used in a vapor compression system, and includes a shell, a distributing part and a tube bundle. The tube bundle includes a plurality of heat transfer tubes arranged in a plurality of columns extending parallel to each other when viewed along the longitudinal center axis of the shell. The heat transfer tubes has at least one of: an arrangement in which a vertical pitch between adjacent ones of the heat transfer tubes in at least one of the columns is larger in an upper region of the tube bundle than in a lower region of the tube bundle; and an arrangement in which a horizontal pitch between adjacent ones of the columns is larger in an outer region of the tube bundle than in an inner region of the tube bundle.
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