Title:
YEAR-ROUND REFRIGERATION APPARATUS WITH LIQUID PUMP CIRCULATION
Document Type and Number:
WIPO Patent Application WO/2012/016453
Kind Code:
A1
Abstract:
A year-round refrigeration apparatus with liquid pump circulation is provided, which includes a liquid pump driving refrigeration circulation composed of a circulation liquid storage bucket (1), a liquid pump (2), an evaporator (3), a first liquid pump refrigeration valve (11), a gas-liquid separator (4), a second liquid pump refrigeration valve (12), an evaporative condenser (5), a third liquid pump refrigeration valve (13) and a fourth liquid pump refrigeration valve (14), and a liquid-supply vapor-compression-type refrigeration circulation composed of a compressor (6), a high-pressure gas valve (17), the evaporative condenser (5), a high-pressure liquid valve (18), a throttling device (7), the circulation liquid storage bucket (1), the liquid pump (2), the evaporator (3), a first low-pressure gas valve (15) and a second low-pressure gas valve (16). The two kinds of circulations can be switched according to use requirement and deliver the liquid refrigerant to the evaporator (3) by the liquid pump (2). The year-round refrigeration apparatus with liquid pump circulation has the advantages of high heat exchange efficiency, safe reliability and efficiently using outdoor cold energy.
Inventors:
SHI WENXING (CN)
LI ZHIMING (CN)
ZHOU DEHAI (CN)
WU WEIYING (CN)
HE WEIGUO (CN)
LI ZHIMING (CN)
ZHOU DEHAI (CN)
WU WEIYING (CN)
HE WEIGUO (CN)
Application Number:
PCT/CN2011/073191
Publication Date:
February 09, 2012
Filing Date:
April 22, 2011
Export Citation:
Assignee:
UNIV TSINGHUA (CN)
GUANGZHOU WIDE IND CO LTD (CN)
SHI WENXING (CN)
LI ZHIMING (CN)
ZHOU DEHAI (CN)
WU WEIYING (CN)
HE WEIGUO (CN)
GUANGZHOU WIDE IND CO LTD (CN)
SHI WENXING (CN)
LI ZHIMING (CN)
ZHOU DEHAI (CN)
WU WEIYING (CN)
HE WEIGUO (CN)
International Classes:
F25B41/04; F25B1/00
Foreign References:
| CN1342878A | 2002-04-03 | |||
| CN101936616A | 2011-01-05 | |||
| CN201757534U | 2011-03-09 | |||
| CN2901183Y | 2007-05-16 | |||
| CN2929590Y | 2007-08-01 | |||
| US5056329A | 1991-10-15 | |||
| JP2009222248A | 2009-10-01 |
Attorney, Agent or Firm:
GUANGZHOU HUAXUE INTELLECTUAL PROPERTY AGENCY CO., LTD (CN)
广州市华学知识产权代理有限公司 (CN)
广州市华学知识产权代理有限公司 (CN)
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Claims: