GB2436874B - Determining three phase AC motor speed - Google Patents

Determining three phase AC motor speed

Info

Publication number
GB2436874B
GB2436874B GB0606995A GB0606995A GB2436874B GB 2436874 B GB2436874 B GB 2436874B GB 0606995 A GB0606995 A GB 0606995A GB 0606995 A GB0606995 A GB 0606995A GB 2436874 B GB2436874 B GB 2436874B
Authority
GB
United Kingdom
Prior art keywords
determining
phase
motor speed
motor
speed
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
GB0606995A
Other versions
GB2436874A (en
GB0606995D0 (en
Inventor
Robert Carter
Dieter Eckardt
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.)
Siemens AG
Siemens PLC
Original Assignee
Siemens AG
Siemens 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 Siemens AG, Siemens PLC filed Critical Siemens AG
Priority to GB0606995A priority Critical patent/GB2436874B/en
Publication of GB0606995D0 publication Critical patent/GB0606995D0/en
Publication of GB2436874A publication Critical patent/GB2436874A/en
Priority to GB0911534A priority patent/GB2471518B8/en
Application granted granted Critical
Publication of GB2436874B publication Critical patent/GB2436874B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • 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
    • H02P6/34—Modelling or simulation for control purposes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
GB0606995A 2006-04-07 2006-04-07 Determining three phase AC motor speed Expired - Fee Related GB2436874B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0606995A GB2436874B (en) 2006-04-07 2006-04-07 Determining three phase AC motor speed
GB0911534A GB2471518B8 (en) 2006-04-07 2009-07-03 Determining the direction of a Three-Phase AC Motor Control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0606995A GB2436874B (en) 2006-04-07 2006-04-07 Determining three phase AC motor speed

Publications (3)

Publication Number Publication Date
GB0606995D0 GB0606995D0 (en) 2006-05-17
GB2436874A GB2436874A (en) 2007-10-10
GB2436874B true GB2436874B (en) 2010-04-28

Family

ID=36539501

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0606995A Expired - Fee Related GB2436874B (en) 2006-04-07 2006-04-07 Determining three phase AC motor speed

Country Status (1)

Country Link
GB (1) GB2436874B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009038060A1 (en) * 2009-08-19 2011-03-03 Siemens Aktiengesellschaft Method for monitoring of determined number of revolutions of engine, involves recovering stator frequency of propelling engine, and examining stator frequency and determined rotor frequency for plausibility

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0077403A1 (en) * 1981-04-22 1983-04-27 Fanuc Ltd. Speed detecting device
US5883487A (en) * 1997-07-25 1999-03-16 Continental X-Ray Corporation Method and apparatus for determining the speed of rotation of an AC motor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0077403A1 (en) * 1981-04-22 1983-04-27 Fanuc Ltd. Speed detecting device
US5883487A (en) * 1997-07-25 1999-03-16 Continental X-Ray Corporation Method and apparatus for determining the speed of rotation of an AC motor

Also Published As

Publication number Publication date
GB2436874A (en) 2007-10-10
GB0606995D0 (en) 2006-05-17

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100728