GB9403032D0 - Apparatus including system control of motor temperature - Google Patents

Apparatus including system control of motor temperature

Info

Publication number
GB9403032D0
GB9403032D0 GB9403032A GB9403032A GB9403032D0 GB 9403032 D0 GB9403032 D0 GB 9403032D0 GB 9403032 A GB9403032 A GB 9403032A GB 9403032 A GB9403032 A GB 9403032A GB 9403032 D0 GB9403032 D0 GB 9403032D0
Authority
GB
United Kingdom
Prior art keywords
system control
apparatus including
motor temperature
including system
motor
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Withdrawn
Application number
GB9403032A
Other versions
GB2275351A (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.)
Pitney Bowes Inc
Original Assignee
Pitney Bowes Inc
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 Pitney Bowes Inc filed Critical Pitney Bowes Inc
Publication of GB9403032D0 publication Critical patent/GB9403032D0/en
Publication of GB2275351A publication Critical patent/GB2275351A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C3/00—Sorting according to destination
    • B07C3/02—Apparatus characterised by the means used for distribution
    • 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
    • H02H7/0833—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 for electric motors with control arrangements
    • 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
    • H02H7/0852—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 directly responsive to abnormal temperature by using a temperature sensor
    • 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
    • H02H7/0856—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 characterised by the protection measure taken
    • H02H7/0858—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 characterised by the protection measure taken by reversing, cycling or reducing the power supply to the motor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electric Motors In General (AREA)
GB9403032A 1993-02-17 1994-02-17 Motor speed controller Withdrawn GB2275351A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1857493A 1993-02-17 1993-02-17

Publications (2)

Publication Number Publication Date
GB9403032D0 true GB9403032D0 (en) 1994-04-06
GB2275351A GB2275351A (en) 1994-08-24

Family

ID=21788632

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9403032A Withdrawn GB2275351A (en) 1993-02-17 1994-02-17 Motor speed controller

Country Status (2)

Country Link
CA (1) CA2115867A1 (en)
GB (1) GB2275351A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6428282B1 (en) 1999-06-14 2002-08-06 Hewlett-Packard Company System with fan speed synchronization control

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB450344A (en) * 1934-12-10 1936-07-10 Frichs As Improvements in and relating to control systems for engine-electric vehicles
US3036242A (en) * 1958-06-17 1962-05-22 Westinghouse Electric Corp Overtemperature protected apparatus
DE3021689A1 (en) * 1980-06-10 1981-12-17 Metabowerke GmbH & Co, 7440 Nürtingen OVERLOAD PROTECTION FOR THE ENGINE, ESPECIALLY AN ELECTRIC HAND TOOL
FR2495687B1 (en) * 1980-12-10 1985-11-29 Peugeot Aciers Et Outillage SAFETY CIRCUIT FOR A DEVICE FOR CONTROLLING THE TEMPERATURE OF A COOLING FLUID OF AN INTERNAL COMBUSTION ENGINE
JPS6035663A (en) * 1983-08-08 1985-02-23 Aisin Seiki Co Ltd Motor power steering system
FR2605466B1 (en) * 1986-10-15 1991-08-16 Salmson Pompes ELECTRIC MOTOR MONITORING DEVICE
DE3804679C2 (en) * 1988-02-15 1993-12-02 Bosch Gmbh Robert Overload protection for electric motors
US4983897A (en) * 1988-08-05 1991-01-08 Therm-O-Disc, Incorporated Control circuit
IT1234695B (en) * 1989-06-06 1992-05-26 Zanussi A Spa Industrie BASKET DRIVE CONTROL DEVICE FOR WASHING MACHINES OR TOWELS
DE4010049C1 (en) * 1990-03-29 1991-10-10 Grundfos International A/S, Bjerringbro, Dk Pump unit for heating or cooling circuit - uses frequency regulator to reduce rotation of pump motor upon detected overheating
US5054294A (en) * 1990-09-21 1991-10-08 Carrier Corporation Compressor discharge temperature control for a variable speed compressor

Also Published As

Publication number Publication date
CA2115867A1 (en) 1994-08-18
GB2275351A (en) 1994-08-24

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)