IT1307615B1 - Metodo di controllo di bassa temperatura per un condizionatore d'ariadi tipo multiplo. - Google Patents
Metodo di controllo di bassa temperatura per un condizionatore d'ariadi tipo multiplo.Info
- Publication number
- IT1307615B1 IT1307615B1 IT1999RM000768A ITRM990768A IT1307615B1 IT 1307615 B1 IT1307615 B1 IT 1307615B1 IT 1999RM000768 A IT1999RM000768 A IT 1999RM000768A IT RM990768 A ITRM990768 A IT RM990768A IT 1307615 B1 IT1307615 B1 IT 1307615B1
- Authority
- IT
- Italy
- Prior art keywords
- air conditioner
- control method
- low temperature
- temperature control
- type air
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
- F24F3/065—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with a plurality of evaporators or condensers
-
- 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
- F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
-
- 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
- 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
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/026—Compressor control by controlling unloaders
- F25B2600/0261—Compressor control by controlling unloaders external to the compressor
-
- 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
- F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
-
- 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
- F25B47/006—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass for preventing frost
-
- 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
- F25B49/022—Compressor control arrangements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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)
- Air Conditioning Control Device (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990024738A KR100333395B1 (ko) | 1999-06-28 | 1999-06-28 | 멀티형 공기조화기의 저온제어 운전방법 |
Publications (3)
Publication Number | Publication Date |
---|---|
ITRM990768A0 ITRM990768A0 (it) | 1999-12-20 |
ITRM990768A1 ITRM990768A1 (it) | 2001-06-20 |
IT1307615B1 true IT1307615B1 (it) | 2001-11-14 |
Family
ID=19596033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1999RM000768A IT1307615B1 (it) | 1999-06-28 | 1999-12-20 | Metodo di controllo di bassa temperatura per un condizionatore d'ariadi tipo multiplo. |
Country Status (5)
Country | Link |
---|---|
KR (1) | KR100333395B1 (it) |
CN (1) | CN1130532C (it) |
ES (1) | ES2156772B1 (it) |
FR (1) | FR2795492B1 (it) |
IT (1) | IT1307615B1 (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100723945B1 (ko) * | 2005-12-30 | 2007-05-31 | 위니아만도 주식회사 | 공기조화기 동결방지 제어방법 |
CN101592387B (zh) * | 2008-05-29 | 2013-09-25 | 乐金电子(天津)电器有限公司 | 多联式中央空调器制热时室内机的控制方法 |
CN101614430B (zh) * | 2008-06-24 | 2013-09-25 | 乐金电子(天津)电器有限公司 | 一拖三空调室内机电磁阀控制方法 |
CN103148652B (zh) * | 2013-03-06 | 2015-06-17 | 四川长虹电器股份有限公司 | 一种控制方法、控制装置及制冷系统 |
KR102203213B1 (ko) * | 2014-04-25 | 2021-01-14 | 엘지전자 주식회사 | 공기조화기의 제어방법 |
CN104121729B (zh) * | 2014-07-30 | 2017-02-15 | 刘雄 | 制冷剂流向转换装置 |
CN104729018B (zh) * | 2015-03-18 | 2017-05-10 | 广东美的制冷设备有限公司 | 空调器及其控制方法和控制装置 |
CN107289662B (zh) * | 2017-07-17 | 2019-07-19 | 河南恒天润景环境科技有限公司 | 一种低温空气源热泵机组室外机风扇电机的控制方法 |
CN111936801B (zh) * | 2018-04-13 | 2022-08-09 | 开利公司 | 对多个吸热热交换器制冷系统除霜的方法 |
CN109654686B (zh) * | 2018-12-20 | 2020-12-29 | 珠海格力电器股份有限公司 | 空调器控制方法、空调器及计算机可读存储介质 |
CN110793159B (zh) * | 2019-11-19 | 2021-10-26 | 宁波奥克斯电气股份有限公司 | 一种空调器制冷防冻结保护控制方法、装置及空调器 |
DE102021132800A1 (de) * | 2021-12-13 | 2023-06-15 | Audi Aktiengesellschaft | Verfahren zum Betreiben eines Kältemittelkreises eines Kraftfahrzeugs und Kraftfahrzeug |
CN114322253B (zh) * | 2021-12-20 | 2023-12-19 | 青岛海尔空调器有限总公司 | 用于控制空调器的方法及装置、空调器、存储介质 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5092134A (en) * | 1989-08-18 | 1992-03-03 | Mitsubishi Denki Kabushiki Kaisha | Heating and cooling air conditioning system with improved defrosting |
US5237833A (en) * | 1991-01-10 | 1993-08-24 | Mitsubishi Denki Kabushiki Kaisha | Air-conditioning system |
KR950002921Y1 (ko) * | 1991-01-30 | 1995-04-17 | 삼성전자 주식회사 | 멀티에어콘의 제어회로 |
JPH06249484A (ja) * | 1993-02-24 | 1994-09-06 | Daikin Ind Ltd | 空気調和装置 |
JPH07208835A (ja) * | 1994-01-17 | 1995-08-11 | Hitachi Ltd | 冷凍空調装置 |
US5551248A (en) * | 1995-02-03 | 1996-09-03 | Heatcraft Inc. | Control apparatus for space cooling system |
KR0142989B1 (ko) * | 1995-07-25 | 1998-08-01 | 구자홍 | 다실형 공기 조화기의 냉매제어방법 |
JPH09126601A (ja) * | 1995-10-27 | 1997-05-16 | Matsushita Electric Ind Co Ltd | 空気調和機の制御装置 |
KR970059639A (ko) * | 1996-01-30 | 1997-08-12 | 구자홍 | 멀티 에어컨의 운전제어방법 |
KR100210079B1 (ko) * | 1996-10-26 | 1999-07-15 | 윤종용 | 공기조화기의 실내기 독립운전장치 |
KR19990084384A (ko) * | 1998-05-06 | 1999-12-06 | 구자홍 | 멀티에어컨의 저온결빙방지 사이클 |
-
1999
- 1999-06-28 KR KR1019990024738A patent/KR100333395B1/ko not_active IP Right Cessation
- 1999-12-16 ES ES009902751A patent/ES2156772B1/es not_active Expired - Fee Related
- 1999-12-17 FR FR9915966A patent/FR2795492B1/fr not_active Expired - Fee Related
- 1999-12-20 IT IT1999RM000768A patent/IT1307615B1/it active
-
2000
- 2000-02-17 CN CN00100877A patent/CN1130532C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2156772A1 (es) | 2001-07-01 |
ITRM990768A0 (it) | 1999-12-20 |
CN1130532C (zh) | 2003-12-10 |
ITRM990768A1 (it) | 2001-06-20 |
CN1290838A (zh) | 2001-04-11 |
FR2795492A1 (fr) | 2000-12-29 |
FR2795492B1 (fr) | 2002-08-02 |
KR100333395B1 (ko) | 2002-04-24 |
KR20010004127A (ko) | 2001-01-15 |
ES2156772B1 (es) | 2002-01-16 |
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