EP0257576A3 - Method and apparatus for avoiding failures caused by contacts-welding in heating and cooling systems - Google Patents
Method and apparatus for avoiding failures caused by contacts-welding in heating and cooling systems Download PDFInfo
- Publication number
- EP0257576A3 EP0257576A3 EP87112143A EP87112143A EP0257576A3 EP 0257576 A3 EP0257576 A3 EP 0257576A3 EP 87112143 A EP87112143 A EP 87112143A EP 87112143 A EP87112143 A EP 87112143A EP 0257576 A3 EP0257576 A3 EP 0257576A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- compressor
- welding
- contacts
- heating
- cooling systems
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title 1
- 238000010438 heat treatment Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000003466 welding Methods 0.000 title 1
- 230000002457 bidirectional effect Effects 0.000 abstract 1
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
- F25B49/005—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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/001—Means for preventing or breaking contact-welding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
- Manufacture Of Switches (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Arc Welding In General (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Control Of Heat Treatment Processes (AREA)
- Air Conditioning Control Device (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT87112143T ATE69102T1 (de) | 1986-08-26 | 1987-08-21 | Verfahren und vorrichtung zur vermeidung von durch kontaktschweissungen verursachten defekten in heiz- bzw. kuehlsystemen. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/900,586 US4698978A (en) | 1986-08-26 | 1986-08-26 | Welded contact safety technique |
US900586 | 1986-08-26 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0257576A2 EP0257576A2 (de) | 1988-03-02 |
EP0257576A3 true EP0257576A3 (en) | 1989-11-02 |
EP0257576B1 EP0257576B1 (de) | 1991-10-30 |
Family
ID=25412757
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87112143A Expired - Lifetime EP0257576B1 (de) | 1986-08-26 | 1987-08-21 | Verfahren und Vorrichtung zur Vermeidung von durch Kontaktschweissungen verursachten Defekten in Heiz- bzw. Kühlsystemen |
Country Status (10)
Country | Link |
---|---|
US (1) | US4698978A (de) |
EP (1) | EP0257576B1 (de) |
JP (1) | JPH01500687A (de) |
AT (1) | ATE69102T1 (de) |
AU (1) | AU603607B2 (de) |
CA (1) | CA1281394C (de) |
DE (1) | DE3774211D1 (de) |
IE (1) | IE65173B1 (de) |
IL (1) | IL83352A (de) |
WO (1) | WO1988001716A1 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE464667B (sv) * | 1988-08-22 | 1991-05-27 | Thermia Ab | Vaermepumpanlaeggning foer uppvaermning eller kylning av utrymmen samt uppvaermning av tappvarmvatten |
JP2801629B2 (ja) * | 1989-03-29 | 1998-09-21 | 東芝エー・ブイ・イー株式会社 | 空気調和装置 |
US5105629A (en) * | 1991-02-28 | 1992-04-21 | Parris Jesse W | Heat pump system |
US5363669A (en) * | 1992-11-18 | 1994-11-15 | Whirlpool Corporation | Defrost cycle controller |
CN100576703C (zh) | 2003-12-30 | 2009-12-30 | 爱默生气候技术公司 | 压缩机保护和诊断系统 |
US7412842B2 (en) | 2004-04-27 | 2008-08-19 | Emerson Climate Technologies, Inc. | Compressor diagnostic and protection system |
US7275377B2 (en) | 2004-08-11 | 2007-10-02 | Lawrence Kates | Method and apparatus for monitoring refrigerant-cycle systems |
US8590325B2 (en) | 2006-07-19 | 2013-11-26 | Emerson Climate Technologies, Inc. | Protection and diagnostic module for a refrigeration system |
US20080216494A1 (en) | 2006-09-07 | 2008-09-11 | Pham Hung M | Compressor data module |
US20090037142A1 (en) | 2007-07-30 | 2009-02-05 | Lawrence Kates | Portable method and apparatus for monitoring refrigerant-cycle systems |
US8393169B2 (en) | 2007-09-19 | 2013-03-12 | Emerson Climate Technologies, Inc. | Refrigeration monitoring system and method |
DE102007052532B4 (de) * | 2007-11-01 | 2012-03-22 | Gordon Seiptius | Sicherheitssystem zur Sicherung von Verdichtern in Kälteanlagen |
US9140728B2 (en) | 2007-11-02 | 2015-09-22 | Emerson Climate Technologies, Inc. | Compressor sensor module |
US8160827B2 (en) | 2007-11-02 | 2012-04-17 | Emerson Climate Technologies, Inc. | Compressor sensor module |
CA2828740C (en) | 2011-02-28 | 2016-07-05 | Emerson Electric Co. | Residential solutions hvac monitoring and diagnosis |
US8964338B2 (en) | 2012-01-11 | 2015-02-24 | Emerson Climate Technologies, Inc. | System and method for compressor motor protection |
US9480177B2 (en) | 2012-07-27 | 2016-10-25 | Emerson Climate Technologies, Inc. | Compressor protection module |
US9310439B2 (en) | 2012-09-25 | 2016-04-12 | Emerson Climate Technologies, Inc. | Compressor having a control and diagnostic module |
US9551504B2 (en) | 2013-03-15 | 2017-01-24 | Emerson Electric Co. | HVAC system remote monitoring and diagnosis |
CA2904734C (en) | 2013-03-15 | 2018-01-02 | Emerson Electric Co. | Hvac system remote monitoring and diagnosis |
US9803902B2 (en) | 2013-03-15 | 2017-10-31 | Emerson Climate Technologies, Inc. | System for refrigerant charge verification using two condenser coil temperatures |
CN106030221B (zh) | 2013-04-05 | 2018-12-07 | 艾默生环境优化技术有限公司 | 具有制冷剂充注诊断功能的热泵系统 |
US10119738B2 (en) | 2014-09-26 | 2018-11-06 | Waterfurnace International Inc. | Air conditioning system with vapor injection compressor |
US10871314B2 (en) | 2016-07-08 | 2020-12-22 | Climate Master, Inc. | Heat pump and water heater |
US10866002B2 (en) | 2016-11-09 | 2020-12-15 | Climate Master, Inc. | Hybrid heat pump with improved dehumidification |
US11879673B2 (en) * | 2018-07-17 | 2024-01-23 | United Electric Company. L.P. | Refrigerant charge control system for heat pump systems |
US11592215B2 (en) | 2018-08-29 | 2023-02-28 | Waterfurnace International, Inc. | Integrated demand water heating using a capacity modulated heat pump with desuperheater |
CA3081986A1 (en) | 2019-07-15 | 2021-01-15 | Climate Master, Inc. | Air conditioning system with capacity control and controlled hot water generation |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4253130A (en) * | 1979-06-08 | 1981-02-24 | Robertshaw Controls Company | Method and apparatus for heat pump system protection |
US4265091A (en) * | 1979-06-07 | 1981-05-05 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Refrigerant compressor protecting device |
EP0033781A2 (de) * | 1980-02-11 | 1981-08-19 | Honeywell Inc. | Ermittlung von Verdichterstörungen und Steuerungssystem für eine Wärmepumpe |
US4307775A (en) * | 1979-11-19 | 1981-12-29 | The Trane Company | Current monitoring control for electrically powered devices |
FR2492071A1 (fr) * | 1980-10-14 | 1982-04-16 | Gen Electric | Dispositif de diagnostic automatique de defaut pour un systeme de pompe a chaleur |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4246763A (en) * | 1978-10-24 | 1981-01-27 | Honeywell Inc. | Heat pump system compressor fault detector |
US4211089A (en) * | 1978-11-27 | 1980-07-08 | Honeywell Inc. | Heat pump wrong operational mode detector and control system |
US4333316A (en) * | 1980-10-14 | 1982-06-08 | General Electric Company | Automatic control apparatus for a heat pump system |
-
1986
- 1986-08-26 US US06/900,586 patent/US4698978A/en not_active Expired - Fee Related
-
1987
- 1987-07-27 IL IL83352A patent/IL83352A/xx not_active IP Right Cessation
- 1987-08-04 CA CA000543719A patent/CA1281394C/en not_active Expired - Lifetime
- 1987-08-13 IE IE216487A patent/IE65173B1/en not_active IP Right Cessation
- 1987-08-21 DE DE8787112143T patent/DE3774211D1/de not_active Expired - Fee Related
- 1987-08-21 EP EP87112143A patent/EP0257576B1/de not_active Expired - Lifetime
- 1987-08-21 AT AT87112143T patent/ATE69102T1/de not_active IP Right Cessation
- 1987-08-25 AU AU78769/87A patent/AU603607B2/en not_active Ceased
- 1987-08-25 JP JP62505480A patent/JPH01500687A/ja active Pending
- 1987-08-25 WO PCT/US1987/002134 patent/WO1988001716A1/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4265091A (en) * | 1979-06-07 | 1981-05-05 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Refrigerant compressor protecting device |
US4253130A (en) * | 1979-06-08 | 1981-02-24 | Robertshaw Controls Company | Method and apparatus for heat pump system protection |
US4307775A (en) * | 1979-11-19 | 1981-12-29 | The Trane Company | Current monitoring control for electrically powered devices |
EP0033781A2 (de) * | 1980-02-11 | 1981-08-19 | Honeywell Inc. | Ermittlung von Verdichterstörungen und Steuerungssystem für eine Wärmepumpe |
FR2492071A1 (fr) * | 1980-10-14 | 1982-04-16 | Gen Electric | Dispositif de diagnostic automatique de defaut pour un systeme de pompe a chaleur |
Also Published As
Publication number | Publication date |
---|---|
IE65173B1 (en) | 1995-10-04 |
IL83352A0 (en) | 1987-12-31 |
AU7876987A (en) | 1988-03-24 |
IE872164L (en) | 1988-02-26 |
ATE69102T1 (de) | 1991-11-15 |
EP0257576B1 (de) | 1991-10-30 |
US4698978A (en) | 1987-10-13 |
CA1281394C (en) | 1991-03-12 |
EP0257576A2 (de) | 1988-03-02 |
WO1988001716A1 (en) | 1988-03-10 |
DE3774211D1 (de) | 1991-12-05 |
IL83352A (en) | 1992-07-15 |
JPH01500687A (ja) | 1989-03-09 |
AU603607B2 (en) | 1990-11-22 |
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