FR2797038B1 - Procede de surveillance du niveau de remplissage en fluide frigorigene dans une installation frigorifique - Google Patents

Procede de surveillance du niveau de remplissage en fluide frigorigene dans une installation frigorifique

Info

Publication number
FR2797038B1
FR2797038B1 FR0009673A FR0009673A FR2797038B1 FR 2797038 B1 FR2797038 B1 FR 2797038B1 FR 0009673 A FR0009673 A FR 0009673A FR 0009673 A FR0009673 A FR 0009673A FR 2797038 B1 FR2797038 B1 FR 2797038B1
Authority
FR
France
Prior art keywords
monitoring
filling level
refrigerant fluid
fluid filling
refrigerating facility
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
FR0009673A
Other languages
English (en)
Other versions
FR2797038A1 (fr
Inventor
Herbert Wieszt
Wolfgang Straub
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.)
Daimler AG
Original Assignee
DaimlerChrysler AG
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 DaimlerChrysler AG filed Critical DaimlerChrysler AG
Publication of FR2797038A1 publication Critical patent/FR2797038A1/fr
Application granted granted Critical
Publication of FR2797038B1 publication Critical patent/FR2797038B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00978—Control systems or circuits characterised by failure of detection or safety means; Diagnostic methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/3205—Control means 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/04—Refrigerant level
FR0009673A 1999-07-27 2000-07-24 Procede de surveillance du niveau de remplissage en fluide frigorigene dans une installation frigorifique Expired - Fee Related FR2797038B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19935226A DE19935226C1 (de) 1999-07-27 1999-07-27 Verfahren zur Überwachung des Kältemittelfüllstandes in einer Kälteanlage

Publications (2)

Publication Number Publication Date
FR2797038A1 FR2797038A1 (fr) 2001-02-02
FR2797038B1 true FR2797038B1 (fr) 2004-05-21

Family

ID=7916200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0009673A Expired - Fee Related FR2797038B1 (fr) 1999-07-27 2000-07-24 Procede de surveillance du niveau de remplissage en fluide frigorigene dans une installation frigorifique

Country Status (6)

Country Link
US (1) US6446505B1 (fr)
JP (1) JP3325014B2 (fr)
DE (1) DE19935226C1 (fr)
FR (1) FR2797038B1 (fr)
GB (1) GB2352499B (fr)
IT (1) IT1315965B1 (fr)

Families Citing this family (14)

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Publication number Priority date Publication date Assignee Title
CN1745282B (zh) * 2002-12-09 2010-04-21 哈德逊技术公司 用于优化致冷系统的方法和设备
DE102004040570B3 (de) * 2004-08-21 2006-03-30 Daimlerchrysler Ag Vorrichtung zur Überwachung des Kältemittelfüllstands einer Kälte- oder Klimaanlage
US7360529B2 (en) * 2004-10-29 2008-04-22 American Power Conversion Corporation Fuel level measurement and run time interpolation
DE102007001452A1 (de) 2007-01-03 2008-07-10 Behr Gmbh & Co. Kg Verfahren und Vorrichtung zur Ermittlung einer Kältemittelunterfüllung eines Kältemittelkreislaufs einer Klimaanlage für ein Fahrzeug
US8701746B2 (en) 2008-03-13 2014-04-22 Schneider Electric It Corporation Optically detected liquid depth information in a climate control unit
US20090242652A1 (en) * 2008-03-25 2009-10-01 Denso International America, Inc. Power saving compressor and control logic
JP5223795B2 (ja) * 2009-06-29 2013-06-26 株式会社デンソー ヒートポンプ式給湯機
US9759465B2 (en) 2011-12-27 2017-09-12 Carrier Corporation Air conditioner self-charging and charge monitoring system
WO2013119489A2 (fr) * 2012-02-10 2013-08-15 Carrier Corporation Procédé de détection de perte de fluide frigorigène
US9816745B2 (en) * 2012-11-30 2017-11-14 Lennox Industries Inc. Ice sensor for a heat pump
DE102014002196A1 (de) * 2014-02-12 2015-08-13 Agramkow Fluid Systems A/S Verfahren zur Ermittlung von Undichtheiten und Kältemittelaustritten an hydraulischen Kreisläufen von Kältemittelbefüllanlagen
CN105423484B (zh) * 2015-11-05 2018-07-24 广东爱晟电子科技有限公司 一种空调制冷剂不足的检测方法及检测电路
US11022346B2 (en) 2015-11-17 2021-06-01 Carrier Corporation Method for detecting a loss of refrigerant charge of a refrigeration system
CN109028672B (zh) * 2018-08-13 2020-06-30 奥克斯空调股份有限公司 一种空调器的自动加氟控制方法及空调器

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3792592A (en) * 1972-06-30 1974-02-19 Ranco Inc Cold weather starting control means for refrigerating systems
US4167858A (en) 1976-10-27 1979-09-18 Nippondenso Co., Ltd. Refrigerant deficiency detecting apparatus
US4939909A (en) * 1986-04-09 1990-07-10 Sanyo Electric Co., Ltd. Control apparatus for air conditioner
US4829777A (en) 1986-07-23 1989-05-16 Nippondenso Co., Ltd. Refrigeration system
US4745765A (en) 1987-05-11 1988-05-24 General Motors Corporation Low refrigerant charge detecting device
JPH0195255A (ja) 1987-10-05 1989-04-13 Sanyo Electric Co Ltd 空気調和機の保護方式
JPH02150672A (ja) 1988-11-30 1990-06-08 Toshiba Corp 空気調和機
US5140826A (en) * 1991-07-11 1992-08-25 Thermo King Corporation Method of operating a transport refrigeration unit
US5152152A (en) 1992-02-10 1992-10-06 Thermo King Corporation Method of determining refrigerant charge
US5243829A (en) * 1992-10-21 1993-09-14 General Electric Company Low refrigerant charge detection using thermal expansion valve stroke measurement
US5297393A (en) * 1993-02-09 1994-03-29 Thompson Lee H Liquid level and temperature monitoring apparatus
DE4401415C1 (de) * 1994-01-19 1994-12-01 Daimler Benz Ag Verfahren zur Überwachung des Kältemittelfüllstandes in einer Kälteanlage
US5457965A (en) * 1994-04-11 1995-10-17 Ford Motor Company Low refrigerant charge detection system
US5454229A (en) * 1994-05-18 1995-10-03 Thermo King Corporation Refrigeration unit control with shutdown evaluation and automatic restart
JPH09178306A (ja) * 1995-12-22 1997-07-11 Denso Corp 冷凍サイクル装置
JPH10122711A (ja) * 1996-10-18 1998-05-15 Matsushita Electric Ind Co Ltd 冷凍サイクル制御装置

Also Published As

Publication number Publication date
FR2797038A1 (fr) 2001-02-02
DE19935226C1 (de) 2001-02-15
IT1315965B1 (it) 2003-03-26
JP3325014B2 (ja) 2002-09-17
GB2352499B (en) 2002-02-13
GB2352499A (en) 2001-01-31
GB0017506D0 (en) 2000-08-30
US6446505B1 (en) 2002-09-10
ITRM20000396A1 (it) 2002-01-19
JP2001056167A (ja) 2001-02-27
ITRM20000396A0 (it) 2000-07-19

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070330