SE9703952L - Belastningsvakt - Google Patents
BelastningsvaktInfo
- Publication number
- SE9703952L SE9703952L SE9703952A SE9703952A SE9703952L SE 9703952 L SE9703952 L SE 9703952L SE 9703952 A SE9703952 A SE 9703952A SE 9703952 A SE9703952 A SE 9703952A SE 9703952 L SE9703952 L SE 9703952L
- Authority
- SE
- Sweden
- Prior art keywords
- load
- cpu
- motor
- limit
- current motor
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
Landscapes
- Control Of Electric Motors In General (AREA)
- Protection Of Generators And Motors (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9703952A SE516155C2 (sv) | 1997-10-28 | 1997-10-28 | Belastningsvakt |
DE69836918T DE69836918T2 (de) | 1997-10-28 | 1998-10-22 | Lastanzeiger |
AU97696/98A AU9769698A (en) | 1997-10-28 | 1998-10-22 | Load indicator |
EP98951858A EP1027759B1 (en) | 1997-10-28 | 1998-10-22 | Load indicator |
PCT/SE1998/001909 WO1999025049A1 (sv) | 1997-10-28 | 1998-10-22 | Load indicator |
US09/559,146 US6879260B1 (en) | 1997-10-28 | 2000-04-27 | Load indicator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9703952A SE516155C2 (sv) | 1997-10-28 | 1997-10-28 | Belastningsvakt |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9703952D0 SE9703952D0 (sv) | 1997-10-28 |
SE9703952L true SE9703952L (sv) | 1999-04-29 |
SE516155C2 SE516155C2 (sv) | 2001-11-26 |
Family
ID=20408790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9703952A SE516155C2 (sv) | 1997-10-28 | 1997-10-28 | Belastningsvakt |
Country Status (6)
Country | Link |
---|---|
US (1) | US6879260B1 (sv) |
EP (1) | EP1027759B1 (sv) |
AU (1) | AU9769698A (sv) |
DE (1) | DE69836918T2 (sv) |
SE (1) | SE516155C2 (sv) |
WO (1) | WO1999025049A1 (sv) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1875782B1 (en) * | 2005-04-18 | 2010-10-20 | Freescale Semiconductor Inc. | Current driver circuit and method of operation therefor |
US7855517B2 (en) | 2005-04-18 | 2010-12-21 | Freescale Semiconductor, Inc. | Current driver circuit and method of operation therefor |
EP1772960B1 (en) * | 2005-10-07 | 2009-03-04 | Emotron AB | Load monitor |
US8421639B2 (en) * | 2008-11-21 | 2013-04-16 | Veris Industries, Llc | Branch current monitor with an alarm |
SE538929C2 (sv) * | 2015-06-18 | 2017-02-21 | Scania Cv Ab | A method of monitoring an electric motor |
US10403116B2 (en) | 2017-06-20 | 2019-09-03 | General Electric Company | Electrical signature analysis of electrical rotating machines |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1602051A (en) * | 1977-04-27 | 1981-11-04 | Matsushita Electric Ind Co Ltd | Motor speed adjusting apparatus |
US4195291A (en) * | 1978-04-24 | 1980-03-25 | Ward Industries, Inc. | Digital controlled rotation sensor |
US4249117A (en) * | 1979-05-01 | 1981-02-03 | Black And Decker, Inc. | Anti-kickback power tool control |
SE417754B (sv) | 1980-01-29 | 1981-04-06 | Elfi Innovationer | Belastningsindikator for vexelstromsmotorer |
US4539562A (en) * | 1982-12-30 | 1985-09-03 | The Scott & Fetzer Company | Load current monitoring device for detecting predetermined degree of change in load impedance |
DE3776377D1 (de) * | 1986-03-10 | 1992-03-12 | Siemens Ag | Einrichtung zum betriebsmaessigen elektronischen verarbeiten von betriebsdaten eines elektromotors. |
DE3634731A1 (de) * | 1986-10-11 | 1988-04-21 | Horst W M Kramer | Verfahren zur begrenzung oder unterbrechung des stromes einer antriebsvorrichtung beim erreichen oder ueberschreiten eines oberen stromgrenzwertes und schutzschaltung zur durchfuehrung des verfahrens |
DE4230873A1 (de) * | 1992-09-16 | 1994-03-17 | Leica Mikroskopie & Syst | Verfahren und Vorrichtung zur elektronischen Überlastüberwachung an elektromotorischen Antrieben |
US5512883A (en) * | 1992-11-03 | 1996-04-30 | Lane, Jr.; William E. | Method and device for monitoring the operation of a motor |
JPH0759376A (ja) * | 1993-06-04 | 1995-03-03 | Tokai Rika Co Ltd | モータ電流検出回路 |
US6078263A (en) * | 1996-02-20 | 2000-06-20 | Rs Parts Distributors, Inc. | Method and apparatus for ensuring safe operation of electric overhead door |
US5867357A (en) * | 1997-06-19 | 1999-02-02 | Eaton Corporation | Dynamic protection circuit for a motor type load |
-
1997
- 1997-10-28 SE SE9703952A patent/SE516155C2/sv not_active IP Right Cessation
-
1998
- 1998-10-22 WO PCT/SE1998/001909 patent/WO1999025049A1/sv active IP Right Grant
- 1998-10-22 AU AU97696/98A patent/AU9769698A/en not_active Abandoned
- 1998-10-22 EP EP98951858A patent/EP1027759B1/en not_active Expired - Lifetime
- 1998-10-22 DE DE69836918T patent/DE69836918T2/de not_active Expired - Lifetime
-
2000
- 2000-04-27 US US09/559,146 patent/US6879260B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6879260B1 (en) | 2005-04-12 |
SE516155C2 (sv) | 2001-11-26 |
WO1999025049A1 (sv) | 1999-05-20 |
DE69836918T2 (de) | 2007-06-21 |
AU9769698A (en) | 1999-05-31 |
EP1027759B1 (en) | 2007-01-17 |
SE9703952D0 (sv) | 1997-10-28 |
DE69836918D1 (de) | 2007-03-08 |
EP1027759A1 (en) | 2000-08-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1473798A (en) | Power supply system having two different types of batteries and current-limiting circuit for lower ouput battery | |
EP0987145A3 (de) | Zwei-Batteriensystem | |
EP1142748A3 (en) | Power controller for a vehicle | |
CA2307173A1 (en) | Power converter control device and power converter thereof | |
ES462129A1 (es) | Perfeccionamientos en sistemas de control para carretillas elevadoras o similares. | |
SE9703952D0 (sv) | Belastningsvakt | |
MY112342A (en) | Air conditioner | |
BR0005686A (pt) | Suprimento de energia elétrica automotiva | |
EP0921625A3 (en) | Power supply with improved inrush current limiting circuit | |
AU2001240994A1 (en) | Device for stopping a single-phase asynchronous motor with phase-shifting capacitor | |
ES2067310T3 (es) | Contactor electrico con accionamiento pirotecnico. | |
SE7711578L (sv) | Sekerhetsanordning for fordon | |
JPS6467835A (en) | Overheat preventing device for motor | |
JPS5467907A (en) | Controlling of electric vehicle | |
JPS5298208A (en) | Gas compressor | |
KR980001373A (ko) | 브레이크 램프 절선시 표시램프 및 보조 브레이크 램프 점등장치 | |
KR960036230A (ko) | 과전류 보호장치 | |
JPS57176401A (en) | Malfunction preventing system for alarm circuit at input power supply application | |
KR970054776A (ko) | 차량의 밧데리 방전 방지 장치 | |
JPS5429004A (en) | Charger for vehicle | |
ES2118621T3 (es) | Dispositivo de limitacion de potencia para instalacion electrica. | |
KR900007162A (ko) | 전력 제어기용 과전류 차단회로 | |
KR970055056A (ko) | 철도차량의 밧데리전원 방전방지회로 | |
KR960027143A (ko) | 자동차 바테리 방전 보호회로 | |
JPS536819A (en) | Transistor chopper device for electric motor vehicle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |