GB2257243B - Air-conditioning apparatus wherein a plurality of indoor units are connected to outdoor unit - Google Patents

Air-conditioning apparatus wherein a plurality of indoor units are connected to outdoor unit

Info

Publication number
GB2257243B
GB2257243B GB9213326A GB9213326A GB2257243B GB 2257243 B GB2257243 B GB 2257243B GB 9213326 A GB9213326 A GB 9213326A GB 9213326 A GB9213326 A GB 9213326A GB 2257243 B GB2257243 B GB 2257243B
Authority
GB
United Kingdom
Prior art keywords
air
outdoor unit
conditioning apparatus
indoor units
indoor
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.)
Expired - Fee Related
Application number
GB9213326A
Other languages
English (en)
Other versions
GB2257243A (en
GB9213326D0 (en
Inventor
Manabu Kitamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of GB9213326D0 publication Critical patent/GB9213326D0/en
Publication of GB2257243A publication Critical patent/GB2257243A/en
Application granted granted Critical
Publication of GB2257243B publication Critical patent/GB2257243B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • 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
    • 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
    • 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
    • F25B31/00—Compressor 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
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • 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
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors
    • 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
    • F25B2600/021—Inverters therefor
    • 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
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • 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)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
GB9213326A 1991-06-28 1992-06-23 Air-conditioning apparatus wherein a plurality of indoor units are connected to outdoor unit Expired - Fee Related GB2257243B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18376791A JP3163121B2 (ja) 1991-06-28 1991-06-28 空気調和機

Publications (3)

Publication Number Publication Date
GB9213326D0 GB9213326D0 (en) 1992-08-05
GB2257243A GB2257243A (en) 1993-01-06
GB2257243B true GB2257243B (en) 1995-12-20

Family

ID=16141612

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9213326A Expired - Fee Related GB2257243B (en) 1991-06-28 1992-06-23 Air-conditioning apparatus wherein a plurality of indoor units are connected to outdoor unit

Country Status (5)

Country Link
US (1) US5245837A (enExample)
JP (1) JP3163121B2 (enExample)
KR (1) KR950013331B1 (enExample)
GB (1) GB2257243B (enExample)
TW (1) TW197490B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021103053A1 (zh) * 2019-11-28 2021-06-03 江苏苏净集团有限公司 一种二氧化碳复叠式供暖系统及其控制方法

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW212224B (enExample) * 1992-02-28 1993-09-01 Sanyo Denki Kk
US5369958A (en) * 1992-10-15 1994-12-06 Mitsubishi Denki Kabushiki Kaisha Air conditioner
ES2147208T3 (es) * 1993-11-12 2000-09-01 Sanyo Electric Co Aparato de aire acondicionado.
JP3003832U (ja) * 1994-02-23 1994-11-01 ダイワ精工株式会社 魚釣用リ−ルの制動装置
EP0695928A3 (en) * 1994-08-02 1996-11-27 Hitachi Ltd Intake air flow meter for an internal combustion engine
US5586444A (en) * 1995-04-25 1996-12-24 Tyler Refrigeration Control for commercial refrigeration system
JP3141762B2 (ja) * 1995-12-13 2001-03-05 株式会社日立製作所 空気流量計測装置及び空気流量計測方法
FI972020L (fi) * 1997-05-13 1998-11-14 Kylmaetermo Oy Menetelmä kylmälaitteistojen ohjaamiseksi ja laitteisto menetelmän soveltamiseksi
KR100405238B1 (ko) * 2000-01-21 2003-11-12 도시바 캐리어 가부시키 가이샤 오일량 검출기, 냉동장치 및 공기조화기
FR2807823B1 (fr) * 2000-04-18 2004-02-27 Energie Transfert Thermique Systeme de climatisation d'un local et local ainsi equipe
KR100376827B1 (ko) * 2000-11-27 2003-03-19 만도공조 주식회사 멀티에어컨 및 그 운전제어방법
KR100423970B1 (ko) * 2001-11-24 2004-03-22 삼성전자주식회사 공기조화기 및 그 제어방법
KR100437804B1 (ko) * 2002-06-12 2004-06-30 엘지전자 주식회사 2배관식 냉난방 동시형 멀티공기조화기 및 그 운전방법
JP4316933B2 (ja) * 2003-06-03 2009-08-19 東芝キヤリア株式会社 空気調和機
KR100504900B1 (ko) * 2003-10-10 2005-07-29 엘지전자 주식회사 4대의 압축기를 구비한 공기조화기 및 그의 균유운전 제어방법
US7793509B2 (en) 2004-04-12 2010-09-14 Johnson Controls Technology Company System and method for capacity control in a multiple compressor chiller system
US7918655B2 (en) 2004-04-30 2011-04-05 Computer Process Controls, Inc. Fixed and variable compressor system capacity control
KR20060054585A (ko) * 2004-11-15 2006-05-23 삼성전자주식회사 능력 가변형 공기조화기
JP4600099B2 (ja) * 2005-03-15 2010-12-15 富士電機ホールディングス株式会社 パルス管冷凍機搭載装置
KR20080081256A (ko) * 2005-11-03 2008-09-09 존슨 컨트롤스 테크놀러지 컴퍼니 다단 압축기 냉동시스템의 용량 제어 시스템 및 방법
EP1963765A4 (en) * 2005-12-21 2011-08-24 Carrier Corp MULTI-CIRCLE AIR CONDITIONING SYSTEM WITH ADJUSTABLE PERFORMANCE
JP4120682B2 (ja) * 2006-02-20 2008-07-16 ダイキン工業株式会社 空気調和装置および熱源ユニット
US20080134701A1 (en) * 2006-12-12 2008-06-12 Ole Moelgaard Christensen Variable Compressor Oil Return
JP2010078191A (ja) * 2008-09-24 2010-04-08 Toshiba Carrier Corp 空気調和機
US20100082162A1 (en) * 2008-09-29 2010-04-01 Actron Air Pty Limited Air conditioning system and method of control
JP5236008B2 (ja) * 2008-10-29 2013-07-17 三菱電機株式会社 空気調和装置
KR101610836B1 (ko) * 2008-12-16 2016-04-11 삼성전자 주식회사 시스템에어컨 및 그 운전방법
KR101452767B1 (ko) 2010-04-01 2014-10-21 엘지전자 주식회사 압축기의 오일 레벨 감지수단
KR101495186B1 (ko) * 2010-04-01 2015-02-24 엘지전자 주식회사 복수 개의 압축기를 구비한 공기조화기 및 그의 운전방법
US9038404B2 (en) 2011-04-19 2015-05-26 Liebert Corporation High efficiency cooling system
US9845981B2 (en) 2011-04-19 2017-12-19 Liebert Corporation Load estimator for control of vapor compression cooling system with pumped refrigerant economization
US8881541B2 (en) 2011-04-19 2014-11-11 Liebert Corporation Cooling system with tandem compressors and electronic expansion valve control
JP2014196874A (ja) * 2013-03-29 2014-10-16 三菱電機株式会社 冷凍サイクル装置及びそれを備えた空気調和機
KR102016110B1 (ko) 2018-06-15 2019-08-29 김명희 가죽 가방 제조 방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166228A (en) * 1984-10-26 1986-04-30 Toshiba Kk Air conditioner
GB2209851A (en) * 1987-09-10 1989-05-24 Toshiba Kk Controlling air conditioner system
GB2215867A (en) * 1988-02-09 1989-09-27 Toshiba Kk Air conditioner control system
GB2215866A (en) * 1988-02-09 1989-09-27 Toshiba Kk Air conditioner system with oil level control for parallel operated compressors

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166228A (en) * 1984-10-26 1986-04-30 Toshiba Kk Air conditioner
GB2209851A (en) * 1987-09-10 1989-05-24 Toshiba Kk Controlling air conditioner system
GB2215867A (en) * 1988-02-09 1989-09-27 Toshiba Kk Air conditioner control system
GB2215866A (en) * 1988-02-09 1989-09-27 Toshiba Kk Air conditioner system with oil level control for parallel operated compressors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021103053A1 (zh) * 2019-11-28 2021-06-03 江苏苏净集团有限公司 一种二氧化碳复叠式供暖系统及其控制方法

Also Published As

Publication number Publication date
JPH0510612A (ja) 1993-01-19
KR930000915A (ko) 1993-01-16
KR950013331B1 (ko) 1995-11-02
JP3163121B2 (ja) 2001-05-08
GB2257243A (en) 1993-01-06
GB9213326D0 (en) 1992-08-05
US5245837A (en) 1993-09-21
TW197490B (enExample) 1993-01-01

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19981010

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20110623