JP6805759B2 - 冷媒回路装置 - Google Patents
冷媒回路装置 Download PDFInfo
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- JP6805759B2 JP6805759B2 JP2016231540A JP2016231540A JP6805759B2 JP 6805759 B2 JP6805759 B2 JP 6805759B2 JP 2016231540 A JP2016231540 A JP 2016231540A JP 2016231540 A JP2016231540 A JP 2016231540A JP 6805759 B2 JP6805759 B2 JP 6805759B2
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- 239000003507 refrigerant Substances 0.000 title claims description 315
- 238000010438 heat treatment Methods 0.000 claims description 58
- 238000001816 cooling Methods 0.000 claims description 47
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000003860 storage Methods 0.000 description 144
- 239000003570 air Substances 0.000 description 87
- 238000010586 diagram Methods 0.000 description 13
- 239000007788 liquid Substances 0.000 description 8
- 239000012080 ambient air Substances 0.000 description 7
- 230000033228 biological regulation Effects 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 235000013361 beverage Nutrition 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- 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
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
-
- 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
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
-
- 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
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion 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
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/37—Capillary tubes
-
- 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
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F9/00—Details other than those peculiar to special kinds or types of apparatus
- G07F9/10—Casings or parts thereof, e.g. with means for heating or cooling
- G07F9/105—Heating or cooling means, for temperature and humidity control, for the conditioning of articles and their storage
-
- 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
- F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
- F25B2313/0231—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units with simultaneous cooling and heating
-
- 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
- F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
- F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements
- F25B2313/02331—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements during cooling
-
- 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
- F25B2313/02731—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one three-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
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02732—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using two three-way 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
- F25B2600/2513—Expansion 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
- F25B2600/2519—On-off valves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Description
図1は、本発明の実施の形態1である冷媒回路装置が適用された自動販売機の内部構造を正面から見た場合を示す断面図である。ここで例示する自動販売機は、本体キャビネット1を備えている。
図7は、本発明の実施の形態2である冷媒回路装置を概念的に示す概念図である。尚、上述した実施の形態1である冷媒回路装置と同様の構成を有するものには同一の符号を付してその説明を適宜省略する。
図9は、本発明の実施の形態3である冷媒回路装置を概念的に示す概念図である。尚、上述した実施の形態1である冷媒回路装置と同様の構成を有するものには同一の符号を付してその説明を適宜省略する。
20a 冷媒回路
20b 制御部(制御手段)
30 主経路
31 圧縮機
32 庫外熱交換器
33 第1膨張機構
34 庫内熱交換器
35 冷媒管路
36a 三方弁
36b 分配器
36c 出口側キャピラリーチューブ
36d 低圧側電磁弁
36e 低圧側電磁弁
36f 低圧側電磁弁
36h 出口側電磁弁
40 導入経路
41 導入管路
50 帰還経路
51 帰還管路
52 電子膨張弁
60 バイパス経路
61 バイパス管路
62 バイパスバルブ
Claims (5)
- 各室に設置された複数の室内熱交換器と、前記室の外部に設置された圧縮機及び室外熱交換器と、通過する冷媒を断熱膨張させる第1膨張機構とを冷媒管路で順次接続して構成された主経路と、
前記圧縮機で圧縮された冷媒を、前記室内熱交換器のうち加熱対象となる室に設置された加熱兼用室内熱交換器に送出する導入経路と、
通過する冷媒を断熱膨張させる第2膨張機構を有し、かつ前記導入経路を通じて前記加熱兼用室内熱交換器に送出された冷媒を前記主経路に送出する帰還経路と
を備えた冷媒回路を有する冷媒回路装置において、
前記主経路は、前記室外熱交換器と前記第1膨張機構との間の冷媒管路に開閉可能に設置され、かつ開成する場合には冷媒が通過することを許容する一方、閉成する場合には冷媒の通過を規制する電磁弁を備え、前記帰還経路は、前記室外熱交換器と前記電磁弁との間の冷媒管路に合流し、かつ前記加熱兼用室内熱交換器で熱交換を行った冷媒を送出するものであり、
加熱対象となる室の内部空気を加熱して他の室の内部空気を冷却する冷却加熱運転を行う場合、圧縮機で圧縮された冷媒が前記導入経路を介して前記加熱兼用室内熱交換器で熱交換した後に前記帰還経路を通過中に前記第2膨張機構で断熱膨張してから前記第1膨張機構で断熱膨張して前記室内熱交換器を通過するよう前記冷媒回路を循環させる制御手段を備えたことを特徴とする冷媒回路装置。 - 前記主経路は、前記室外熱交換器と前記第1膨張機構との間の冷媒管路に設置され、かつ通過する冷媒を断熱膨張させる第3膨張機構を備え、
前記帰還経路は、前記第3膨張機構と前記電磁弁との間の冷媒管路に合流し、かつ前記加熱兼用室内熱交換器で熱交換を行った冷媒を送出することを特徴とする請求項1に記載の冷媒回路装置。 - 前記圧縮機と前記室外熱交換器との間の冷媒管路から分岐するとともに、前記室内熱交換器と前記圧縮機との間の冷媒管路に合流する態様で配設されたバイパス経路と、
前記バイパス経路に開閉可能に設置され、かつ開成する場合には冷媒が通過することを許容する一方、閉成する場合には冷媒の通過を規制するバイパスバルブと
を備えたことを特徴とする請求項1又は請求項2に記載の冷媒回路装置。 - 前記第2膨張機構は、電子膨張弁により構成されたことを特徴とする請求項1〜3のいずれか1つに記載の冷媒回路装置。
- 前記室外熱交換器と前記第3膨張機構との間の冷媒管路に開閉可能に設置され、かつ開成する場合には冷媒が通過することを許容する一方、閉成する場合には冷媒の通過を規制する規制電磁弁を備え、
前記制御手段が、前記冷却加熱運転を行う場合、前記規制電磁弁を閉成させることを特徴とする請求項2に記載の冷媒回路装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016231540A JP6805759B2 (ja) | 2016-11-29 | 2016-11-29 | 冷媒回路装置 |
CN201710888115.2A CN108120042A (zh) | 2016-11-29 | 2017-09-27 | 制冷剂回路装置 |
Applications Claiming Priority (1)
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JP2016231540A JP6805759B2 (ja) | 2016-11-29 | 2016-11-29 | 冷媒回路装置 |
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Publication Number | Publication Date |
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JP2018087665A JP2018087665A (ja) | 2018-06-07 |
JP6805759B2 true JP6805759B2 (ja) | 2020-12-23 |
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JP2016231540A Active JP6805759B2 (ja) | 2016-11-29 | 2016-11-29 | 冷媒回路装置 |
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JP (1) | JP6805759B2 (ja) |
CN (1) | CN108120042A (ja) |
Families Citing this family (1)
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KR20200118968A (ko) * | 2019-04-09 | 2020-10-19 | 엘지전자 주식회사 | 공기 조화 장치 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2522363B2 (ja) * | 1988-10-17 | 1996-08-07 | 三菱電機株式会社 | 空気調和装置 |
KR100447202B1 (ko) * | 2002-08-22 | 2004-09-04 | 엘지전자 주식회사 | 냉난방 동시형 멀티공기조화기 및 그 제어방법 |
JP4492226B2 (ja) * | 2004-06-23 | 2010-06-30 | 富士電機ホールディングス株式会社 | 自動販売機の冷却加熱装置 |
KR100733295B1 (ko) * | 2004-12-28 | 2007-06-28 | 엘지전자 주식회사 | 냉난방 동시형 멀티 에어컨의 과냉 장치 |
JP4557010B2 (ja) * | 2007-08-30 | 2010-10-06 | 富士電機リテイルシステムズ株式会社 | 自動販売機 |
TWI437512B (zh) * | 2008-01-10 | 2014-05-11 | Fuji Electric Co Ltd | Vending machine |
JP4911142B2 (ja) * | 2008-08-08 | 2012-04-04 | 富士電機リテイルシステムズ株式会社 | 冷媒回路装置 |
JP5392491B2 (ja) * | 2009-12-11 | 2014-01-22 | 富士電機株式会社 | 冷媒回路 |
JP2011127848A (ja) * | 2009-12-18 | 2011-06-30 | Fuji Electric Co Ltd | 冷媒回路 |
JP5482487B2 (ja) * | 2010-06-16 | 2014-05-07 | 富士電機株式会社 | 冷媒回路装置 |
JP5636797B2 (ja) * | 2010-08-02 | 2014-12-10 | 富士電機株式会社 | 冷媒回路装置 |
US10775060B2 (en) * | 2013-10-24 | 2020-09-15 | Mitsubishi Electric Corporation | Air-conditioning apparatus |
JP6592932B2 (ja) * | 2015-03-27 | 2019-10-23 | 富士電機株式会社 | 冷媒回路装置 |
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2016
- 2016-11-29 JP JP2016231540A patent/JP6805759B2/ja active Active
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- 2017-09-27 CN CN201710888115.2A patent/CN108120042A/zh active Pending
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CN108120042A (zh) | 2018-06-05 |
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