GB9116178D0 - A method and circuit for monitoring the operation of a brushless dc motor - Google Patents

A method and circuit for monitoring the operation of a brushless dc motor

Info

Publication number
GB9116178D0
GB9116178D0 GB919116178A GB9116178A GB9116178D0 GB 9116178 D0 GB9116178 D0 GB 9116178D0 GB 919116178 A GB919116178 A GB 919116178A GB 9116178 A GB9116178 A GB 9116178A GB 9116178 D0 GB9116178 D0 GB 9116178D0
Authority
GB
United Kingdom
Prior art keywords
brushless
monitoring
motor
circuit
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
Application number
GB919116178A
Other versions
GB2247999B (en
GB2247999A (en
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.)
PAPST PLC
Original Assignee
PAPST PLC
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 PAPST PLC filed Critical PAPST PLC
Publication of GB9116178D0 publication Critical patent/GB9116178D0/en
Publication of GB2247999A publication Critical patent/GB2247999A/en
Application granted granted Critical
Publication of GB2247999B publication Critical patent/GB2247999B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/12—Monitoring commutation; Providing indication of commutation failure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation
    • 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
    • H02H7/093—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 increase beyond, or decrease below, a predetermined level of rotational speed

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB9116178A 1990-07-27 1991-07-26 A method and circuit for monitoring the operation of a brushless DC motor Expired - Fee Related GB2247999B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909016508A GB9016508D0 (en) 1990-07-27 1990-07-27 Brushless d.c.motors

Publications (3)

Publication Number Publication Date
GB9116178D0 true GB9116178D0 (en) 1991-09-11
GB2247999A GB2247999A (en) 1992-03-18
GB2247999B GB2247999B (en) 1994-11-30

Family

ID=10679751

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909016508A Pending GB9016508D0 (en) 1990-07-27 1990-07-27 Brushless d.c.motors
GB9116178A Expired - Fee Related GB2247999B (en) 1990-07-27 1991-07-26 A method and circuit for monitoring the operation of a brushless DC motor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909016508A Pending GB9016508D0 (en) 1990-07-27 1990-07-27 Brushless d.c.motors

Country Status (2)

Country Link
GB (2) GB9016508D0 (en)
IE (1) IE912637A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5845045A (en) * 1993-11-28 1998-12-01 Papst-Motoren Gmbh & Co. Kg Method and apparatus for DC motor speed control
US6060879A (en) * 1995-09-07 2000-05-09 Core Engineering Inc. Current magnitude sensing circuit
DE19650907A1 (en) * 1995-12-18 1997-06-19 Papst Motoren Gmbh & Co Kg Electronically commutated motor
US6257363B1 (en) * 1997-12-16 2001-07-10 Nsk Ltd. Automotive passenger restraint and protection apparatus
JP3911663B2 (en) 2001-10-11 2007-05-09 ミネベア株式会社 Brushless DC fan motor drive circuit
CN101329377B (en) * 2007-06-21 2011-04-06 台达电子工业股份有限公司 Electronic system and warning apparatus thereof
DE102010030153A1 (en) * 2010-06-16 2011-12-22 Robert Bosch Gmbh motor control
GB2508442A (en) 2012-11-29 2014-06-04 Control Tech Ltd Conducted emissions filter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2059884A1 (en) * 1970-12-05 1972-06-15 Siemens Ag Brushless DC motor with a permanent magnet rotor and a stator winding consisting of several partial windings
US3873897A (en) * 1972-05-25 1975-03-25 Papst Motoren Kg Collector-less D-C motor
US3840761A (en) * 1972-05-25 1974-10-08 Papst Motoren Kg Axial air gap,collector-less d-c motor
CH588779A5 (en) * 1975-04-26 1977-06-15 Papst Motoren Kg
JPS5832546A (en) * 1981-08-18 1983-02-25 Matsushita Electric Ind Co Ltd Driving circuit for motor
US4748386A (en) * 1985-09-20 1988-05-31 Sanyo Electric Co., Ltd. Controller of brushless DC motor
US4656553A (en) * 1986-01-21 1987-04-07 Comair Rotron, Inc. Electronically programmable universal brushless DC fan with integral tracking and locked rotor protection

Also Published As

Publication number Publication date
GB2247999B (en) 1994-11-30
GB9016508D0 (en) 1990-09-12
IE912637A1 (en) 1992-01-29
GB2247999A (en) 1992-03-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970726