JP5298502B2 - 回転機器の回転数測定方法及び装置 - Google Patents

回転機器の回転数測定方法及び装置 Download PDF

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Publication number
JP5298502B2
JP5298502B2 JP2007286432A JP2007286432A JP5298502B2 JP 5298502 B2 JP5298502 B2 JP 5298502B2 JP 2007286432 A JP2007286432 A JP 2007286432A JP 2007286432 A JP2007286432 A JP 2007286432A JP 5298502 B2 JP5298502 B2 JP 5298502B2
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Japan
Prior art keywords
period
measurement
clock signal
value
coefficient
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Expired - Fee Related
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JP2007286432A
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English (en)
Japanese (ja)
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JP2008220152A (ja
JP2008220152A5 (enExample
Inventor
啓佐敏 竹内
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.)
Seiko Epson Corp
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Seiko Epson Corp
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Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2007286432A priority Critical patent/JP5298502B2/ja
Priority to US12/012,476 priority patent/US7835883B2/en
Publication of JP2008220152A publication Critical patent/JP2008220152A/ja
Publication of JP2008220152A5 publication Critical patent/JP2008220152A5/ja
Application granted granted Critical
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Expired - Fee Related legal-status Critical Current
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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
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • 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
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/487—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by rotating magnets
    • 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
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/489—Digital circuits therefor
    • 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
    • H02P6/14—Electronic commutators
    • H02P6/16—Circuit arrangements for detecting position
    • H02P6/17—Circuit arrangements for detecting position and for generating speed information

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Control Of Ac Motors In General (AREA)
JP2007286432A 2007-02-05 2007-11-02 回転機器の回転数測定方法及び装置 Expired - Fee Related JP5298502B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007286432A JP5298502B2 (ja) 2007-02-05 2007-11-02 回転機器の回転数測定方法及び装置
US12/012,476 US7835883B2 (en) 2007-02-05 2008-02-01 Method and device for measuring rotation speed of rotating equipment

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007025324 2007-02-05
JP2007025324 2007-02-05
JP2007286432A JP5298502B2 (ja) 2007-02-05 2007-11-02 回転機器の回転数測定方法及び装置

Publications (3)

Publication Number Publication Date
JP2008220152A JP2008220152A (ja) 2008-09-18
JP2008220152A5 JP2008220152A5 (enExample) 2010-09-02
JP5298502B2 true JP5298502B2 (ja) 2013-09-25

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007286432A Expired - Fee Related JP5298502B2 (ja) 2007-02-05 2007-11-02 回転機器の回転数測定方法及び装置

Country Status (2)

Country Link
US (1) US7835883B2 (enExample)
JP (1) JP5298502B2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5381170B2 (ja) * 2008-05-07 2014-01-08 セイコーエプソン株式会社 速度測定方法及び装置
US8751101B2 (en) * 2008-07-16 2014-06-10 Borgwarner Inc. Diagnosing a cooling subsystem of an engine system in response to dynamic pressure sensed in the subsystem
JP2011053102A (ja) * 2009-09-02 2011-03-17 Denso Corp 回転数検出装置
JP2011053105A (ja) * 2009-09-02 2011-03-17 Denso Corp 回転数検出装置
CN102011744A (zh) * 2009-09-07 2011-04-13 鸿富锦精密工业（深圳）有限公司 多风扇控制系统
CN102714407B (zh) * 2009-11-23 2015-11-25 皮尔茨公司 用于故障安全地监控运动变量的安全电路装置和方法
JP2012147568A (ja) * 2011-01-12 2012-08-02 On Semiconductor Trading Ltd モータ速度制御回路
JP2012152015A (ja) * 2011-01-19 2012-08-09 Seiko Epson Corp 電気機械装置及びロボット
CN102625008A (zh) * 2011-01-26 2012-08-01 英华达（南京）科技有限公司 具有自行车码表功能的移动通信系统
US9470556B2 (en) 2012-10-18 2016-10-18 Cnh Industrial Canada, Ltd. Method and apparatus for sensing position
US8908823B2 (en) * 2013-03-12 2014-12-09 Microchip Technology Incorporated Digital period divider
US10048089B2 (en) 2014-01-31 2018-08-14 Microchip Technology Incorporated Digital period divider
US9797268B2 (en) * 2015-03-27 2017-10-24 United Technologies Corporation Oil scoop with integrated sensor
US10044302B2 (en) 2017-01-06 2018-08-07 Honeywell International Inc. Methods and apparatus for multi-mode motor speed calculation using digital hall effect sensors
JP6887116B2 (ja) * 2017-06-19 2021-06-16 パナソニックＩｐマネジメント株式会社 光源変調回路及び方法、並びにプロジェクタ装置
CN113228497B (zh) 2018-12-28 2024-04-16 日本电产株式会社 驱动控制装置、马达驱动装置及助力转向装置
CN111077333B (zh) * 2019-12-28 2022-03-18 中国特种设备检测研究院 一种滑行车类游乐设施运行速度测试系统及方法
CN114047352B (zh) * 2021-11-16 2023-08-18 国网冀北电力有限公司电力科学研究院 发电机转速差测量方法及装置
US11590846B2 (en) 2021-12-17 2023-02-28 Shenzhen Luohe import and export Co. LTD Steering wheel indicating paddle for displaying power rotating speed of automobile
CN114928297A (zh) * 2022-06-22 2022-08-19 山东新一代信息产业技术研究院有限公司 一种基于多电机的电机速度检测方法、设备及介质

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2653351B2 (de) * 1976-11-24 1978-09-07 Wabco Westinghouse Gmbh, 3000 Hannover Verfahren zur digitalen Messung der Geschwindigkeit und Schaltungsanordnung zur Durchführung des Verfahrens
DE2937838C2 (de) * 1979-09-19 1986-08-28 Braun Ag, 6000 Frankfurt Verfahren und Anordnung zur Regelung von Drehzahl und Phasenlage bei Synchronmotoren
JPS6194576A (ja) * 1984-10-12 1986-05-13 Matsushita Electric Ind Co Ltd サ−ボ装置
US4799178A (en) * 1987-05-26 1989-01-17 Delco Electronics Corporation Method and apparatus for detecting rotational speed
JPH03289567A (ja) * 1990-04-06 1991-12-19 Asmo Co Ltd 回転速度検出装置
US5408153A (en) * 1991-07-05 1995-04-18 Canon Denshi Kabushiki Kaisha Index position detecting apparatus for an electromagnetic rotary machine
JP3706714B2 (ja) * 1997-05-19 2005-10-19 キヤノン株式会社 画像形成装置
DE60123339T2 (de) * 2000-01-19 2007-04-26 Kabushiki Kaisha Toshiba Steuerung für motor mit unterbrechender ansteuerung
JP4619483B2 (ja) 2000-04-17 2011-01-26 パナソニック株式会社 電動装置
JP3815238B2 (ja) * 2001-03-12 2006-08-30 リコープリンティングシステムズ株式会社 モータの回転制御方法
JP2003312056A (ja) * 2002-04-26 2003-11-06 Konica Minolta Holdings Inc 画像形成装置
KR100697478B1 (ko) * 2002-11-18 2007-03-20 세이코 엡슨 가부시키가이샤 자석 구조물, 상기 자석 구조물을 채용한 모터 및 상기모터를 구비하는 드라이버
JP2004364366A (ja) * 2003-06-02 2004-12-24 Seiko Epson Corp Ｐｗｍ制御システム
JP2006050717A (ja) * 2004-08-02 2006-02-16 Seiko Epson Corp Ｄｃモータの制御装置
US7328122B2 (en) * 2005-11-18 2008-02-05 Hamilton Sundstrand Corporation Speed sensor

Also Published As

Publication number Publication date
JP2008220152A (ja) 2008-09-18
US20080255796A1 (en) 2008-10-16
US7835883B2 (en) 2010-11-16

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