GB2329965B - Direct current motor speed measurement apparatus and method - Google Patents

Direct current motor speed measurement apparatus and method

Info

Publication number
GB2329965B
GB2329965B GB9720769A GB9720769A GB2329965B GB 2329965 B GB2329965 B GB 2329965B GB 9720769 A GB9720769 A GB 9720769A GB 9720769 A GB9720769 A GB 9720769A GB 2329965 B GB2329965 B GB 2329965B
Authority
GB
United Kingdom
Prior art keywords
direct current
measurement apparatus
motor speed
current motor
speed measurement
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
GB9720769A
Other versions
GB9720769D0 (en
GB2329965A (en
Inventor
Yin-Rong Hong
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.)
Sunonwealth Electric Machine Industry Co Ltd
Original Assignee
Sunonwealth Electric Machine Industry Co Ltd
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 Sunonwealth Electric Machine Industry Co Ltd filed Critical Sunonwealth Electric Machine Industry Co Ltd
Priority to GB9720769A priority Critical patent/GB2329965B/en
Priority to DE19744647A priority patent/DE19744647A1/en
Publication of GB9720769D0 publication Critical patent/GB9720769D0/en
Publication of GB2329965A publication Critical patent/GB2329965A/en
Application granted granted Critical
Publication of GB2329965B publication Critical patent/GB2329965B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
GB9720769A 1997-09-30 1997-09-30 Direct current motor speed measurement apparatus and method Expired - Fee Related GB2329965B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9720769A GB2329965B (en) 1997-09-30 1997-09-30 Direct current motor speed measurement apparatus and method
DE19744647A DE19744647A1 (en) 1997-09-30 1997-10-09 DC motor speed measuring method and apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9720769A GB2329965B (en) 1997-09-30 1997-09-30 Direct current motor speed measurement apparatus and method
DE19744647A DE19744647A1 (en) 1997-09-30 1997-10-09 DC motor speed measuring method and apparatus

Publications (3)

Publication Number Publication Date
GB9720769D0 GB9720769D0 (en) 1997-12-03
GB2329965A GB2329965A (en) 1999-04-07
GB2329965B true GB2329965B (en) 2001-05-09

Family

ID=26040705

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9720769A Expired - Fee Related GB2329965B (en) 1997-09-30 1997-09-30 Direct current motor speed measurement apparatus and method

Country Status (2)

Country Link
DE (1) DE19744647A1 (en)
GB (1) GB2329965B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008040530A1 (en) * 2008-07-18 2010-01-21 Robert Bosch Gmbh Determining a speed of an electric machine
CN114859071A (en) * 2022-06-14 2022-08-05 北京斯年智驾科技有限公司 Wheel speed acquisition module, device and method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61245062A (en) * 1985-04-23 1986-10-31 Nippon Soken Inc Motor revolution degree detecting device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61245062A (en) * 1985-04-23 1986-10-31 Nippon Soken Inc Motor revolution degree detecting device

Also Published As

Publication number Publication date
DE19744647A1 (en) 1999-04-15
GB9720769D0 (en) 1997-12-03
GB2329965A (en) 1999-04-07

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Legal Events

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

Effective date: 20080930