EP3293467A4 - Light-load dehumidification and refrigeration method and device - Google Patents

Light-load dehumidification and refrigeration method and device Download PDF

Info

Publication number
EP3293467A4
EP3293467A4 EP15893991.8A EP15893991A EP3293467A4 EP 3293467 A4 EP3293467 A4 EP 3293467A4 EP 15893991 A EP15893991 A EP 15893991A EP 3293467 A4 EP3293467 A4 EP 3293467A4
Authority
EP
European Patent Office
Prior art keywords
light
refrigeration method
load dehumidification
dehumidification
load
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.)
Withdrawn
Application number
EP15893991.8A
Other languages
German (de)
French (fr)
Other versions
EP3293467A1 (en
Inventor
Yi Han
Yaopeng ZHAO
Yugang CHU
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP3293467A1 publication Critical patent/EP3293467A1/en
Publication of EP3293467A4 publication Critical patent/EP3293467A4/en
Withdrawn legal-status Critical Current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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/001—Compression cycle type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30—Arrangement or mounting of heat-exchangers
    • 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
    • F24F3/12—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 treatment of the air otherwise than by heating and cooling
    • F24F3/14—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 treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F3/1405—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 treatment of the air otherwise than by heating and cooling by humidification; by dehumidification in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit
    • 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
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • 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
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • F25B39/028—Evaporators having distributing means
    • 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
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • 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
    • F25B5/04—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in series
    • 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
    • F25B6/00—Compression machines, plants or systems, with several condenser circuits
    • F25B6/04—Compression machines, plants or systems, with several condenser circuits arranged in series
    • 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
    • F24F3/12—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 treatment of the air otherwise than by heating and cooling
    • F24F3/14—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 treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F2003/144—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 treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only

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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Air Conditioning Control Device (AREA)
  • Drying Of Gases (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
EP15893991.8A 2015-05-30 2015-12-06 Light-load dehumidification and refrigeration method and device Withdrawn EP3293467A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510298623.6A CN104896637A (en) 2015-05-30 2015-05-30 Light-load dehumidification and refrigeration method and device
PCT/CN2015/096510 WO2016192347A1 (en) 2015-05-30 2015-12-06 Light-load dehumidification and refrigeration method and device

Publications (2)

Publication Number Publication Date
EP3293467A1 EP3293467A1 (en) 2018-03-14
EP3293467A4 true EP3293467A4 (en) 2018-05-02

Family

ID=54029462

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15893991.8A Withdrawn EP3293467A4 (en) 2015-05-30 2015-12-06 Light-load dehumidification and refrigeration method and device

Country Status (4)

Country Link
EP (1) EP3293467A4 (en)
CN (1) CN104896637A (en)
BR (1) BR112017025830A2 (en)
WO (1) WO2016192347A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104896637A (en) * 2015-05-30 2015-09-09 华为技术有限公司 Light-load dehumidification and refrigeration method and device
CN107120746B (en) * 2016-02-25 2020-06-02 维谛技术有限公司 Composite type refrigerating and dehumidifying method and refrigerating and dehumidifying composite system
CN105864920B (en) * 2016-03-31 2019-02-19 华为技术有限公司 A light-load dehumidification method and air conditioner
CN106247655B (en) * 2016-07-25 2019-03-08 华为技术有限公司 A light-load dehumidification refrigeration method and device
CN106731534A (en) * 2016-12-21 2017-05-31 上海神开石油化工装备股份有限公司 A kind of air humidity adjusting device
CN108106034A (en) * 2017-11-10 2018-06-01 华为数字技术（苏州）有限公司 Refrigerating plant and its control method, device, refrigeration system
CN110779081B (en) * 2019-11-24 2025-03-11 宁波惠康实业有限公司 A constant temperature and humidity air conditioning unit with rapid dehumidification structure and working method thereof
CN111059630B (en) * 2019-12-31 2021-02-19 珠海格力电器股份有限公司 Air conditioner indoor unit and air conditioning system
CN111536607B (en) * 2020-05-25 2024-12-06 合肥天鹅制冷科技有限公司 A low-temperature and low-humidity air conditioning device
CN112181015B (en) * 2020-09-02 2022-08-23 重庆邮电大学 Miniature quick temperature change system
CN112413916B (en) * 2020-11-16 2022-01-07 中科赛凌（北京）科技有限公司 Cold and hot gas injection device
CN112923450B (en) * 2021-03-02 2022-07-12 宁波奥克斯电气股份有限公司 Air conditioner and demisting method
CN118633008A (en) * 2022-02-11 2024-09-10 霍尼韦尔国际公司 Method of forming a refrigerant system
CN114719351A (en) * 2022-04-08 2022-07-08 珠海市金品创业共享平台科技有限公司 Heat pump type three-tube air conditioning system
CN120883016A (en) * 2023-02-20 2025-10-31 霍尼韦尔国际公司 Methods for forming a refrigerant system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004132573A (en) * 2002-10-09 2004-04-30 Daikin Ind Ltd Air conditioner
CN101149169A (en) * 2006-09-21 2008-03-26 海尔集团公司 Healthy dehumidification type air conditioner
WO2014171107A1 (en) * 2013-04-18 2014-10-23 株式会社デンソー Refrigeration cycle device
CN104515326A (en) * 2013-09-29 2015-04-15 广东美的制冷设备有限公司 Air conditioner and dehumidification method of air conditioner

Family Cites Families (13)

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MY130939A (en) * 1993-06-01 2007-07-31 Hitachi Ltd Air-conditioning equipment
JPH1130494A (en) * 1997-05-16 1999-02-02 Hitachi Ltd Heat exchange device and air conditioner using the same
CN2305631Y (en) * 1997-07-31 1999-01-27 四川省档案学会 Collecting cabinet capable of controlling temperature and humidity
JPH1183125A (en) * 1997-09-16 1999-03-26 Hitachi Ltd Air conditioner
CN2447676Y (en) * 2000-10-09 2001-09-12 高英发 Constant temperature dehumidification device
CN1254648C (en) * 2003-12-05 2006-05-03 清华大学 Temperature and humidity regulable set for parallel type heat pump
CN100504252C (en) * 2006-06-27 2009-06-24 海尔集团公司 Air-conditioner capable of dehumidifying without cool-down
WO2010015123A1 (en) * 2008-08-06 2010-02-11 Electrolux (Hangzhou) Home Appliances Co., Ltd. Constant temperature dehumidifying air-conditioner
CN201448954U (en) * 2009-06-11 2010-05-05 珠海天济能源科技有限公司 dehumidifier
CN102486322B (en) * 2010-12-06 2014-11-05 中国科学院理化技术研究所 Temperature-regulating dehumidification system and method
CN202066256U (en) * 2010-12-20 2011-12-07 广东美的制冷设备有限公司 Air-cooled air conditioning system
CN102425828B (en) * 2011-09-15 2013-08-07 上海交通大学 Energy saving device suitable for accurate control air conditioner in machine room
CN104896637A (en) * 2015-05-30 2015-09-09 华为技术有限公司 Light-load dehumidification and refrigeration method and device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004132573A (en) * 2002-10-09 2004-04-30 Daikin Ind Ltd Air conditioner
CN101149169A (en) * 2006-09-21 2008-03-26 海尔集团公司 Healthy dehumidification type air conditioner
WO2014171107A1 (en) * 2013-04-18 2014-10-23 株式会社デンソー Refrigeration cycle device
CN104515326A (en) * 2013-09-29 2015-04-15 广东美的制冷设备有限公司 Air conditioner and dehumidification method of air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016192347A1 *

Also Published As

Publication number Publication date
WO2016192347A1 (en) 2016-12-08
CN104896637A (en) 2015-09-09
EP3293467A1 (en) 2018-03-14
BR112017025830A2 (en) 2018-09-04

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