Title:
HEAT PUMP COMPRISING A COOLING DEVICE FOR COOLING A GUIDE SPACE OR A SUCTION MOUTH
Document Type and Number:
WIPO Patent Application WO/2019/042825
Kind Code:
A3
Abstract:
The invention relates to a heat pump having the following features: an evaporator (90) for evaporating working liquid; a condenser (114) for condensing compressed working steam; a compressor motor (110) having a suction mouth (92), on which a radial impeller (304) is mounted in order to convey working steam (314) evaporated in the evaporator (90) through the suction mouth (92); a guide space (302) which is arranged to guide a working steam (112) conveyed by the radial impeller (304) into the condenser (114); and a cooling device (420) for cooling the guide space (302) or the suction mouth (92) with a liquid, wherein the cooling device (420) is designed to guide (421, 422) the liquid on an outer side of the guide space (302) or the suction mouth (92), wherein the outer side is not in contact with the working steam (314, 112), and wherein an inner side of the guide space (302) or the suction mouth (92) is in contact with the working steam (314, 112).
Inventors:
KNIFFLER OLIVER (DE)
Application Number:
PCT/EP2018/072548
Publication Date:
April 25, 2019
Filing Date:
August 21, 2018
Export Citation:
Assignee:
EFFICIENT ENERGY GMBH (DE)
International Classes:
F25B30/02; F25B31/00; F25B31/02
Domestic Patent References:
WO2013125215A1 | 2013-08-29 |
Foreign References:
US20020106278A1 | 2002-08-08 | |||
US20100287969A1 | 2010-11-18 | |||
US5520008A | 1996-05-28 | |||
US20110107787A1 | 2011-05-12 | |||
US20170211584A1 | 2017-07-27 | |||
US20150276282A1 | 2015-10-01 | |||
US20170102003A1 | 2017-04-13 |
Attorney, Agent or Firm:
ZINKLER, Franz et al. (DE)
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