JPWO2019224945A1 - 冷凍サイクル装置 - Google Patents
冷凍サイクル装置 Download PDFInfo
- Publication number
- JPWO2019224945A1 JPWO2019224945A1 JP2020520933A JP2020520933A JPWO2019224945A1 JP WO2019224945 A1 JPWO2019224945 A1 JP WO2019224945A1 JP 2020520933 A JP2020520933 A JP 2020520933A JP 2020520933 A JP2020520933 A JP 2020520933A JP WO2019224945 A1 JPWO2019224945 A1 JP WO2019224945A1
- Authority
- JP
- Japan
- Prior art keywords
- heat exchanger
- outdoor heat
- heating
- refrigerant
- flow path
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005057 refrigeration Methods 0.000 title claims abstract description 38
- 239000003507 refrigerant Substances 0.000 claims abstract description 127
- 238000010438 heat treatment Methods 0.000 claims abstract description 115
- 238000010257 thawing Methods 0.000 claims abstract description 106
- 238000000034 method Methods 0.000 description 21
- 238000001816 cooling Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000005855 radiation Effects 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 238000009834 vaporization Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
- F25B47/025—Defrosting cycles hot gas defrosting by reversing the cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/26—Refrigerant piping
- F24F1/30—Refrigerant piping for use inside the separate outdoor units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/41—Defrosting; Preventing freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
- F25B41/26—Disposition of valves, e.g. of on-off valves or flow control valves of fluid flow reversing valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/009—Compression machines, plants or systems with reversible cycle not otherwise provided for indoor unit in circulation with outdoor unit in first operation mode, indoor unit in circulation with an other heat exchanger in second operation mode or outdoor unit in circulation with an other heat exchanger in third operation mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
- F25B2313/0251—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units being defrosted alternately
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
- F25B2313/0253—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units in parallel arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/029—Control issues
- F25B2313/0292—Control issues related to reversing valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2347/00—Details for preventing or removing deposits or corrosion
- F25B2347/02—Details of defrosting cycles
- F25B2347/021—Alternate defrosting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2507—Flow-diverting valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2515—Flow valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2104—Temperatures of an indoor room or compartment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2117—Temperatures of an evaporator
- F25B2700/21171—Temperatures of an evaporator of the fluid cooled by the evaporator
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
Description
本発明の実施の形態1に係る冷凍サイクル装置について説明する。図1は、本実施の形態に係る冷凍サイクル装置の構成を示す冷媒回路図である。本実施の形態では、冷凍サイクル装置として空気調和機を例示している。図1に示すように、冷凍サイクル装置は、冷媒を循環させる冷媒回路10を有している。冷媒回路10は、圧縮機11、第1流路切替装置12、室内熱交換器13、膨張弁14、第1室外熱交換器15a、第2室外熱交換器15b及び第2流路切替装置16を有している。後述するように、冷媒回路10は、暖房運転、逆サイクル除霜運転(以下、単に「除霜運転」という。)、暖房除霜同時運転及び冷房運転を実行できるように構成されている。
Claims (4)
- 圧縮機、室内熱交換器、第1室外熱交換器及び第2室外熱交換器を有し、冷媒を循環させる冷媒回路と、
前記冷媒回路を制御する制御装置と、
を備え、
前記冷媒回路は、前記圧縮機の吐出側と前記第1室外熱交換器又は前記第2室外熱交換器とを連通させるバイパス流路と、前記バイパス流路に設けられた流量調節弁と、をさらに有しており、
前記室内熱交換器は、前記冷媒と加熱対象との熱交換を行うものであり、
前記冷媒回路は、前記圧縮機から吐出された前記冷媒の一部を前記バイパス流路を介して前記第1室外熱交換器又は前記第2室外熱交換器の一方に供給し、前記第1室外熱交換器又は前記第2室外熱交換器の他方を蒸発器として機能させ、前記室内熱交換器を凝縮器として機能させる暖房除霜同時運転を実行可能に構成されており、
前記制御装置は、前記暖房除霜同時運転の実行中、前記加熱対象の温度に基づいて前記流量調節弁の開度を制御するように構成されている冷凍サイクル装置。 - 前記制御装置は、前記暖房除霜同時運転の実行中、前記加熱対象の温度が前記加熱対象の温度の目標値である設定温度よりも高い場合に、前記流量調節弁の開度を増加させるように構成されている請求項1に記載の冷凍サイクル装置。
- 前記制御装置は、前記暖房除霜同時運転の実行中、前記第1室外熱交換器又は前記第2室外熱交換器の前記他方の温度にも基づいて、前記流量調節弁の開度を制御するように構成されている請求項1又は請求項2に記載の冷凍サイクル装置。
- 前記制御装置は、前記暖房除霜同時運転の実行中、前記第1室外熱交換器又は前記第2室外熱交換器の前記他方の温度が0℃よりも高い場合に、前記流量調節弁の開度を減少させるように構成されている請求項3に記載の冷凍サイクル装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/019845 WO2019224945A1 (ja) | 2018-05-23 | 2018-05-23 | 冷凍サイクル装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2019224945A1 true JPWO2019224945A1 (ja) | 2021-02-25 |
JP6987234B2 JP6987234B2 (ja) | 2021-12-22 |
Family
ID=68615775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020520933A Active JP6987234B2 (ja) | 2018-05-23 | 2018-05-23 | 冷凍サイクル装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11585579B2 (ja) |
EP (1) | EP3798539A4 (ja) |
JP (1) | JP6987234B2 (ja) |
CN (1) | CN112119273B (ja) |
WO (1) | WO2019224945A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020208776A1 (ja) * | 2019-04-11 | 2020-10-15 | 三菱電機株式会社 | 空気調和装置 |
CN111023372A (zh) * | 2019-12-31 | 2020-04-17 | 宁波奥克斯电气股份有限公司 | 一种空调器的热泵系统、空调器及其除霜控制方法 |
KR20210096521A (ko) | 2020-01-28 | 2021-08-05 | 엘지전자 주식회사 | 공기 조화 장치 |
JP2021124227A (ja) * | 2020-02-03 | 2021-08-30 | 東芝ライフスタイル株式会社 | 空気調和機の室外機および空気調和機 |
JP7125632B2 (ja) * | 2021-01-29 | 2022-08-25 | ダイキン工業株式会社 | 冷凍サイクル装置 |
DE102022101710A1 (de) | 2021-09-28 | 2023-03-30 | Liebherr-Hausgeräte Lienz Gmbh | Kühl- und/oder Gefriergerät |
CN114061031A (zh) * | 2021-10-28 | 2022-02-18 | 青岛海尔空调器有限总公司 | 一种空调除霜控制方法、控制装置及空调器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008157558A (ja) * | 2006-12-25 | 2008-07-10 | Daikin Ind Ltd | 空気調和装置 |
JP2010281492A (ja) * | 2009-06-04 | 2010-12-16 | Hitachi Appliances Inc | 空気調和機 |
WO2017094148A1 (ja) * | 2015-12-02 | 2017-06-08 | 三菱電機株式会社 | 空気調和装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS555017B2 (ja) * | 1972-09-27 | 1980-02-02 | ||
US4332137A (en) * | 1979-10-22 | 1982-06-01 | Carrier Corporation | Heat exchange apparatus and method having two refrigeration circuits |
US4565070A (en) * | 1983-06-01 | 1986-01-21 | Carrier Corporation | Apparatus and method for defrosting a heat exchanger in a refrigeration circuit |
JP4272224B2 (ja) | 2006-09-07 | 2009-06-03 | 日立アプライアンス株式会社 | 空気調和機 |
EP3246634B1 (en) * | 2015-01-13 | 2021-02-24 | Mitsubishi Electric Corporation | Air-conditioning device |
US11268743B2 (en) * | 2017-10-12 | 2022-03-08 | Mitsubishi Electric Corporation | Air-conditioning apparatus having heating-defrosting operation mode |
-
2018
- 2018-05-23 US US17/043,135 patent/US11585579B2/en active Active
- 2018-05-23 JP JP2020520933A patent/JP6987234B2/ja active Active
- 2018-05-23 CN CN201880092513.6A patent/CN112119273B/zh active Active
- 2018-05-23 EP EP18919812.0A patent/EP3798539A4/en active Pending
- 2018-05-23 WO PCT/JP2018/019845 patent/WO2019224945A1/ja unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008157558A (ja) * | 2006-12-25 | 2008-07-10 | Daikin Ind Ltd | 空気調和装置 |
JP2010281492A (ja) * | 2009-06-04 | 2010-12-16 | Hitachi Appliances Inc | 空気調和機 |
WO2017094148A1 (ja) * | 2015-12-02 | 2017-06-08 | 三菱電機株式会社 | 空気調和装置 |
Also Published As
Publication number | Publication date |
---|---|
CN112119273B (zh) | 2022-03-25 |
EP3798539A4 (en) | 2021-06-09 |
US11585579B2 (en) | 2023-02-21 |
JP6987234B2 (ja) | 2021-12-22 |
US20210095905A1 (en) | 2021-04-01 |
WO2019224945A1 (ja) | 2019-11-28 |
CN112119273A (zh) | 2020-12-22 |
EP3798539A1 (en) | 2021-03-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6987234B2 (ja) | 冷凍サイクル装置 | |
US11236934B2 (en) | Refrigeration cycle apparatus | |
EP3062031B1 (en) | Air conditioner | |
US7155928B2 (en) | Refrigerating apparatus | |
AU2008208346B2 (en) | Air conditioner | |
EP0514086A2 (en) | Air conditioning apparatus | |
JP6138711B2 (ja) | 空気調和装置 | |
WO2020121411A1 (ja) | 空気調和装置 | |
US20170167761A1 (en) | Air-conditioning apparatus | |
JP6880204B2 (ja) | 空気調和装置 | |
JP2013015299A (ja) | 空気調和機 | |
JP6410839B2 (ja) | 冷凍サイクル装置 | |
EP3546850B1 (en) | Refrigeration device | |
KR101737365B1 (ko) | 공기조화기 | |
JP6415701B2 (ja) | 冷凍サイクル装置 | |
US10480837B2 (en) | Refrigeration apparatus | |
EP3236168B1 (en) | Air conditioning device | |
JP2008025919A (ja) | 空気調和装置 | |
JP2008025901A (ja) | 空気調和装置 | |
JP6311249B2 (ja) | 冷凍装置 | |
JP5537906B2 (ja) | 空気調和装置 | |
WO2014091612A1 (ja) | 空気調和装置 | |
JP2011127775A (ja) | 空気調和装置 | |
CN105556219A (zh) | 制冷装置 | |
JP7448848B2 (ja) | 空気調和装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200915 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210622 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210810 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20211102 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20211130 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6987234 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |