Title:
AIR-CONDITIONING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/176050
Kind Code:
A1
Abstract:
An air-conditioning device (1) comprises a refrigerant circuit (150) and a control device (200). The refrigerant circuit (150) is configured so as to circulate a refrigerant through a compressor (10), a condenser (40, 20), an LEV (111), and an evaporator (20, 40). The LEV (111) is configured so as to have a variable opening degree between a lower limit opening degree and an upper limit opening degree. The control device (200) is configured so as to control the LEV (111) to alternate between a first opening degree (CvA) and a second opening degree (CvB) smaller than the first opening degree (CvA) within a range of one-quarter of the upper limit opening degree or less.
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| JPH0448161 | FREEZER DEVICE |
| JP6935720 | Refrigeration equipment |
Inventors:
NAGATA RYUICHI (JP)
TASHIRO YUSUKE (JP)
TASHIRO YUSUKE (JP)
Application Number:
PCT/JP2021/005858
Publication Date:
August 25, 2022
Filing Date:
February 17, 2021
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F25B1/00
Domestic Patent References:
| WO2013103061A1 | 2013-07-11 |
Foreign References:
| JPH11211286A | 1999-08-06 | |||
| JP2009243847A | 2009-10-22 | |||
| JP2017194244A | 2017-10-26 | |||
| JPH05133618A | 1993-05-28 |
Other References:
See also references of EP 4296593A4
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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