EP3293467A4 - Light-load dehumidification and refrigeration method and device - Google Patents
Light-load dehumidification and refrigeration method and device Download PDFInfo
- 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- Withdrawn
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
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 (12)
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 kind of underloading dehumanization method and air-conditioning |
CN106247655B (en) * | 2016-07-25 | 2019-03-08 | 华为技术有限公司 | A kind of underloading desiccant cooling 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 |
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 |
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 |
WO2023154461A1 (en) * | 2022-02-11 | 2023-08-17 | Honeywell International Inc. | Method of forming refrigerant systems |
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 |
Citations (4)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 device |
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 | Thermostatic dehumidifier |
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 | Thermoregulation 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 |
-
2015
- 2015-05-30 CN CN201510298623.6A patent/CN104896637A/en active Pending
- 2015-12-06 WO PCT/CN2015/096510 patent/WO2016192347A1/en active Application Filing
- 2015-12-06 EP EP15893991.8A patent/EP3293467A4/en not_active Withdrawn
- 2015-12-06 BR BR112017025830A patent/BR112017025830A2/en not_active Application Discontinuation
Patent Citations (4)
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)
Title |
---|
See also references of WO2016192347A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN104896637A (en) | 2015-09-09 |
EP3293467A1 (en) | 2018-03-14 |
BR112017025830A2 (en) | 2018-09-04 |
WO2016192347A1 (en) | 2016-12-08 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20171207 |
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AX | Request for extension of the european patent |
Extension state: BA ME |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 20180403 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 5/04 20060101ALI20180326BHEP Ipc: F25B 1/00 20060101AFI20180326BHEP Ipc: F25B 6/04 20060101ALI20180326BHEP Ipc: F25B 39/02 20060101ALI20180326BHEP Ipc: F25B 49/02 20060101ALI20180326BHEP |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20181031 |