EP1938026A1 - Systemwiederaufheizsteuerung durch pulsbreitenmodulation - Google Patents
Systemwiederaufheizsteuerung durch pulsbreitenmodulationInfo
- Publication number
- EP1938026A1 EP1938026A1 EP05792297A EP05792297A EP1938026A1 EP 1938026 A1 EP1938026 A1 EP 1938026A1 EP 05792297 A EP05792297 A EP 05792297A EP 05792297 A EP05792297 A EP 05792297A EP 1938026 A1 EP1938026 A1 EP 1938026A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- refrigerant
- reheat
- set forth
- condenser
- valve
- 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- Withdrawn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
- 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
- F24F3/153—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 with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature
-
- 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
- F25B2400/04—Refrigeration circuit bypassing means
- F25B2400/0403—Refrigeration circuit bypassing means for the condenser
-
- 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
- F25B2600/2521—On-off valves controlled by pulse signals
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2005/030603 WO2007024237A1 (en) | 2005-08-23 | 2005-08-23 | System reheat control by pulse width modulation |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1938026A1 true EP1938026A1 (de) | 2008-07-02 |
EP1938026A4 EP1938026A4 (de) | 2011-12-14 |
Family
ID=37771893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05792297A Withdrawn EP1938026A4 (de) | 2005-08-23 | 2005-08-23 | Systemwiederaufheizsteuerung durch pulsbreitenmodulation |
Country Status (5)
Country | Link |
---|---|
US (1) | US20080196426A1 (de) |
EP (1) | EP1938026A4 (de) |
CN (1) | CN101248319A (de) |
CA (1) | CA2616279A1 (de) |
WO (1) | WO2007024237A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2318997B1 (es) * | 2006-10-17 | 2010-03-01 | Merak Sistemas Integrados De Climatizacion, S.A. | Sistema de climatizacion. |
US20110030397A1 (en) * | 2008-06-13 | 2011-02-10 | Taras Michael F | Start-up procedure for refrigerant systems having microchemical consensor and reheat cycle |
CN102997517B (zh) * | 2011-09-09 | 2015-08-12 | 珠海格力电器股份有限公司 | 空调器恒温除湿系统 |
JP2015129625A (ja) * | 2013-12-02 | 2015-07-16 | 三星電子株式会社Samsung Electronics Co.,Ltd. | 冷却装置 |
CN103791652B (zh) * | 2014-01-13 | 2016-01-20 | 浙江理工大学 | 一种双温热源热泵系统 |
CN109564035A (zh) * | 2016-07-25 | 2019-04-02 | 开利公司 | 用于热泵的除湿系统 |
CN106500378A (zh) * | 2016-09-29 | 2017-03-15 | 同济大学 | 基于高温制冷剂混合再热模式的高效空调机组及控制方法 |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1837798A (en) * | 1928-09-19 | 1931-12-22 | York Ice Machinery Corp | Apparatus for conditioning air |
US2515842A (en) * | 1947-07-16 | 1950-07-18 | Carrier Corp | System for providing reheat in bus air conditioning |
US2844946A (en) * | 1955-03-16 | 1958-07-29 | Donald A Bauer | Air conditioning device with reheat means |
US3738117A (en) * | 1970-10-06 | 1973-06-12 | Friedmann Kg | Air conditioner for railroad vehicles |
US4548047A (en) * | 1981-11-11 | 1985-10-22 | Hitachi, Ltd. | Expansion valve |
US5305822A (en) * | 1992-06-02 | 1994-04-26 | Kabushiki Kaisha Toshiba | Air conditioning apparatus having a dehumidifying operation function |
JPH06137712A (ja) * | 1992-10-27 | 1994-05-20 | Toshiba Corp | 空気調和機 |
JP2002221280A (ja) * | 2001-01-26 | 2002-08-09 | Saginomiya Seisakusho Inc | 流体制御弁の駆動装置 |
US6672087B1 (en) * | 2002-10-30 | 2004-01-06 | Carrier Corporation | Humidity and temperature control in vapor compression system |
US20040089015A1 (en) * | 2002-11-08 | 2004-05-13 | York International Corporation | System and method for using hot gas reheat for humidity control |
US6826921B1 (en) * | 2003-07-03 | 2004-12-07 | Lennox Industries, Inc. | Air conditioning system with variable condenser reheat for enhanced dehumidification |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6047557A (en) * | 1995-06-07 | 2000-04-11 | Copeland Corporation | Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor |
US5651258A (en) * | 1995-10-27 | 1997-07-29 | Heat Controller, Inc. | Air conditioning apparatus having subcooling and hot vapor reheat and associated methods |
FR2756913B1 (fr) * | 1996-12-09 | 1999-02-12 | Valeo Climatisation | Circuit de fluide refrigerant comprenant une boucle de climatisation et une boucle de rechauffage, en particulier pour vehicule automobile |
JP3781147B2 (ja) * | 1997-04-09 | 2006-05-31 | カルソニックカンセイ株式会社 | ヒートポンプ式自動車用空気調和装置 |
US6055818A (en) * | 1997-08-05 | 2000-05-02 | Desert Aire Corp. | Method for controlling refrigerant based air conditioner leaving air temperature |
US6047556A (en) * | 1997-12-08 | 2000-04-11 | Carrier Corporation | Pulsed flow for capacity control |
US6672090B1 (en) * | 2002-07-15 | 2004-01-06 | Copeland Corporation | Refrigeration control |
US7219505B2 (en) * | 2004-10-22 | 2007-05-22 | York International Corporation | Control stability system for moist air dehumidification units and method of operation |
-
2005
- 2005-08-23 EP EP05792297A patent/EP1938026A4/de not_active Withdrawn
- 2005-08-23 CA CA002616279A patent/CA2616279A1/en not_active Abandoned
- 2005-08-23 CN CNA2005800513711A patent/CN101248319A/zh active Pending
- 2005-08-23 US US11/995,128 patent/US20080196426A1/en not_active Abandoned
- 2005-08-23 WO PCT/US2005/030603 patent/WO2007024237A1/en active Application Filing
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1837798A (en) * | 1928-09-19 | 1931-12-22 | York Ice Machinery Corp | Apparatus for conditioning air |
US2515842A (en) * | 1947-07-16 | 1950-07-18 | Carrier Corp | System for providing reheat in bus air conditioning |
US2844946A (en) * | 1955-03-16 | 1958-07-29 | Donald A Bauer | Air conditioning device with reheat means |
US3738117A (en) * | 1970-10-06 | 1973-06-12 | Friedmann Kg | Air conditioner for railroad vehicles |
US4548047A (en) * | 1981-11-11 | 1985-10-22 | Hitachi, Ltd. | Expansion valve |
US5305822A (en) * | 1992-06-02 | 1994-04-26 | Kabushiki Kaisha Toshiba | Air conditioning apparatus having a dehumidifying operation function |
JPH06137712A (ja) * | 1992-10-27 | 1994-05-20 | Toshiba Corp | 空気調和機 |
JP2002221280A (ja) * | 2001-01-26 | 2002-08-09 | Saginomiya Seisakusho Inc | 流体制御弁の駆動装置 |
US6672087B1 (en) * | 2002-10-30 | 2004-01-06 | Carrier Corporation | Humidity and temperature control in vapor compression system |
US20040089015A1 (en) * | 2002-11-08 | 2004-05-13 | York International Corporation | System and method for using hot gas reheat for humidity control |
US6826921B1 (en) * | 2003-07-03 | 2004-12-07 | Lennox Industries, Inc. | Air conditioning system with variable condenser reheat for enhanced dehumidification |
Non-Patent Citations (1)
Title |
---|
See also references of WO2007024237A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20080196426A1 (en) | 2008-08-21 |
EP1938026A4 (de) | 2011-12-14 |
CN101248319A (zh) | 2008-08-20 |
CA2616279A1 (en) | 2007-03-01 |
WO2007024237A1 (en) | 2007-03-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 |
|
17P | Request for examination filed |
Effective date: 20080319 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20111115 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 29/00 20060101AFI20111104BHEP Ipc: F25B 41/00 20060101ALI20111104BHEP Ipc: F24F 3/153 20060101ALI20111104BHEP |
|
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 |
|
18D | Application deemed to be withdrawn |
Effective date: 20120613 |