KR20100123729A - 냉동장치 - Google Patents
냉동장치 Download PDFInfo
- Publication number
- KR20100123729A KR20100123729A KR1020107020901A KR20107020901A KR20100123729A KR 20100123729 A KR20100123729 A KR 20100123729A KR 1020107020901 A KR1020107020901 A KR 1020107020901A KR 20107020901 A KR20107020901 A KR 20107020901A KR 20100123729 A KR20100123729 A KR 20100123729A
- Authority
- KR
- South Korea
- Prior art keywords
- heat exchanger
- refrigerant
- indoor
- tgc
- refrigerant temperature
- 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.)
- Ceased
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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
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
- F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
-
- 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
- F25B2309/00—Gas cycle refrigeration machines
- F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
- F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
-
- 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
-
- 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
- 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
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/19—Pressures
- F25B2700/193—Pressures of the compressor
- F25B2700/1931—Discharge pressures
-
- 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
- F25B2700/2115—Temperatures of a compressor or the drive means therefor
- F25B2700/21152—Temperatures of a compressor or the drive means therefor at the discharge side of the compressor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Air Conditioning Control Device (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
색인어
압축기, 열원측 열교환기, 팽창기구, 제어밸브, 이용측 열교환기, 제어기, 밸브 제어부
Description
도 2는, 실시형태에 관한 고압냉매의 압력 변동 시의 냉매압력과 냉매온도와의 관계를 나타내는 상태도이다.
도 3은, 실시형태에 관한 열교환기 출구 냉매온도 변경 시의 냉매압력과 냉매온도와의 관계를 나타내는 상태도이다.
도 4는, 실시형태에 관한 출구 냉매온도 및 실내 팽창밸브의 개방도와, 시간과의 관계를 나타내는 도이다.
도 5는, 종래기술에 관한 고압냉매의 압력 상승 시의 냉매압력과 냉매온도와의 관계를 나타내는 상태도이다.
도 6은, 종래기술에 관한 고압냉매의 압력 하강 시의 냉매압력과 냉매온도와의 관계를 나타내는 상태도이다.
22 : 압축기 23 : 실외 열교환기
24 : 실외 팽창밸브 31a : 제 1 실내측 회로
31b : 제 2 실내측 회로 33a : 제 1 실내 열교환기
33b : 제 2 실내 열교환기 34a : 제 1 실내 팽창밸브
34b : 제 2 실내 팽창밸브 50 : 제어기
Claims (2)
- 압축기(22), 열원측 열교환기(23) 및 팽창기구(24)를 갖는 열원측 회로(21)와, 개방도 가변인 제어밸브(34a, 34b)가 접속된 이용측 열교환기(33a, 33b)를 가지며 또 서로 병렬상태로 상기 열원측 회로(21)에 접속된 복수의 이용측 회로(31a, 31b)를 구비하며, 고압냉매의 압력이 임계압력 이상으로 되는 냉동사이클을 실행하는 냉매회로(10)와,
상기 이용측 열교환기(33a, 33b)의 방열 시에, 상기 각 이용측 열교환기(33a, 33b)의 출구 냉매온도를 소정 온도로 제어하는 제어기(50)를 구비한 냉동장치에 있어서,
상기 제어기(50)는 상기 각 이용측 회로(31a, 31b)에서의 이용측 열교환기(33a, 33b)의 출구 냉매온도와, 모든 이용측 열교환기(33a, 33b) 출구 냉매온도의 평균값과의 편차가, 소정의 목표값이 되도록 상기 각 이용측 회로(31a, 31b) 제어밸브(34a, 34b)의 개방도를 조절하는 밸브 제어부(50a)를 구비하는 것을 특징으로 하는 냉동장치. - 청구항 1에 있어서,
상기 밸브 제어부(50a)의 목표값은, 상기 각 이용측 열교환기(33a, 33b)가 배치되는 실내의 목표 공기온도에 기초한 상기 각 이용측 열교환기(33a, 33b) 출구 냉매온도의 목표 냉매온도와 상기 평균값과의 편차인 것을 특징으로 하는 냉동장치.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008048540 | 2008-02-28 | ||
| JPJP-P-2008-048540 | 2008-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20100123729A true KR20100123729A (ko) | 2010-11-24 |
Family
ID=41015802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020107020901A Ceased KR20100123729A (ko) | 2008-02-28 | 2009-02-27 | 냉동장치 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8522568B2 (ko) |
| EP (1) | EP2261578A4 (ko) |
| JP (1) | JP5182358B2 (ko) |
| KR (1) | KR20100123729A (ko) |
| CN (1) | CN101960232B (ko) |
| AU (1) | AU2009219540B2 (ko) |
| WO (1) | WO2009107395A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170126941A (ko) * | 2015-04-03 | 2017-11-20 | 존슨 컨트롤즈-히타치 에어 컨디셔닝 테크놀러지 (홍콩) 리미티드 | 공기 조화기 |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5404487B2 (ja) * | 2010-03-23 | 2014-01-29 | 三菱電機株式会社 | 多室形空気調和機 |
| CN102032648B (zh) * | 2010-12-07 | 2012-12-05 | 海信(山东)空调有限公司 | 多联空调系统制热时冷媒流量的控制方法 |
| JP5750304B2 (ja) * | 2011-05-18 | 2015-07-22 | 株式会社日立製作所 | 電子機器の冷却システム |
| JP5710004B2 (ja) * | 2011-08-19 | 2015-04-30 | 三菱電機株式会社 | 空気調和装置 |
| CN102620387B (zh) * | 2012-04-23 | 2014-09-10 | 三一汽车制造有限公司 | 温度控制系统、温度控制方法和空调系统 |
| US20130312440A1 (en) * | 2012-05-24 | 2013-11-28 | General Electric Company | Absorption chillers |
| JP5887217B2 (ja) * | 2012-06-29 | 2016-03-16 | 株式会社日立製作所 | 機械設備の管理システム |
| JP6201434B2 (ja) * | 2012-07-18 | 2017-09-27 | 株式会社デンソー | 冷凍サイクル装置 |
| JP5734524B2 (ja) * | 2012-08-08 | 2015-06-17 | 三菱電機株式会社 | 空気調和装置 |
| JP6021945B2 (ja) * | 2012-12-26 | 2016-11-09 | 三菱電機株式会社 | 冷凍サイクル装置、及び冷凍サイクル装置の制御方法 |
| KR20160081431A (ko) * | 2014-12-31 | 2016-07-08 | 삼성전자주식회사 | 스크롤 압축기 및 이를 구비한 공기조화장치 |
| JP6569536B2 (ja) * | 2016-01-08 | 2019-09-04 | 株式会社富士通ゼネラル | 空気調和装置 |
| CN106440443B (zh) * | 2016-11-25 | 2022-04-12 | 广州华凌制冷设备有限公司 | 一种适用高温制冷的空调系统及控制方法 |
| JP6791315B1 (ja) * | 2019-07-18 | 2020-11-25 | ダイキン工業株式会社 | 冷凍装置 |
| CN111878980A (zh) * | 2020-07-31 | 2020-11-03 | 广东美的暖通设备有限公司 | 空调器、空调器的控制方法和计算机可读存储介质 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61195255A (ja) | 1985-02-25 | 1986-08-29 | 株式会社日立製作所 | ヒ−トポンプ式冷暖房装置 |
| US6126080A (en) * | 1996-10-18 | 2000-10-03 | Sanyo Electric Co., Ltd. | Air conditioner |
| CN1104605C (zh) * | 2000-06-02 | 2003-04-02 | 海尔集团公司 | 一拖多空调器改进的制冷系统 |
| JP3775358B2 (ja) * | 2002-07-12 | 2006-05-17 | ダイキン工業株式会社 | 冷凍装置 |
| JP4273493B2 (ja) * | 2004-02-16 | 2009-06-03 | 三菱電機株式会社 | 冷凍空調装置 |
| CN100513913C (zh) * | 2004-11-30 | 2009-07-15 | 乐金电子(天津)电器有限公司 | 一托多型空气调节器及其控制方法 |
| KR100640856B1 (ko) * | 2004-12-14 | 2006-11-02 | 엘지전자 주식회사 | 멀티 공기조화기의 제어방법 |
-
2009
- 2009-02-27 US US12/919,942 patent/US8522568B2/en active Active
- 2009-02-27 JP JP2010500575A patent/JP5182358B2/ja not_active Expired - Fee Related
- 2009-02-27 KR KR1020107020901A patent/KR20100123729A/ko not_active Ceased
- 2009-02-27 EP EP09715542A patent/EP2261578A4/en not_active Withdrawn
- 2009-02-27 CN CN2009801066516A patent/CN101960232B/zh not_active Expired - Fee Related
- 2009-02-27 AU AU2009219540A patent/AU2009219540B2/en not_active Ceased
- 2009-02-27 WO PCT/JP2009/000893 patent/WO2009107395A1/ja not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170126941A (ko) * | 2015-04-03 | 2017-11-20 | 존슨 컨트롤즈-히타치 에어 컨디셔닝 테크놀러지 (홍콩) 리미티드 | 공기 조화기 |
| US10386871B2 (en) | 2015-04-03 | 2019-08-20 | Hitachi-Johnson Controls Air Conditioning, Inc. | Air conditioner with indoor units and outdoor units |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101960232B (zh) | 2012-11-07 |
| US20110000239A1 (en) | 2011-01-06 |
| JP5182358B2 (ja) | 2013-04-17 |
| EP2261578A1 (en) | 2010-12-15 |
| AU2009219540B2 (en) | 2012-07-19 |
| US8522568B2 (en) | 2013-09-03 |
| JPWO2009107395A1 (ja) | 2011-06-30 |
| CN101960232A (zh) | 2011-01-26 |
| AU2009219540A1 (en) | 2009-09-03 |
| WO2009107395A1 (ja) | 2009-09-03 |
| EP2261578A4 (en) | 2013-02-06 |
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