JPS57158561A - Rotational frequency detector - Google Patents
Rotational frequency detectorInfo
- Publication number
- JPS57158561A JPS57158561A JP57032185A JP3218582A JPS57158561A JP S57158561 A JPS57158561 A JP S57158561A JP 57032185 A JP57032185 A JP 57032185A JP 3218582 A JP3218582 A JP 3218582A JP S57158561 A JPS57158561 A JP S57158561A
- Authority
- JP
- Japan
- Prior art keywords
- time interval
- value
- shaft
- signals
- composite signal
- 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.)
- Pending
Links
- 239000002131 composite material Substances 0.000 abstract 4
- 239000000523 sample Substances 0.000 abstract 1
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
- G01P3/489—Digital circuits therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Vehicle Body Suspensions (AREA)
- Supplying Of Containers To The Packaging Station (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Gyroscopes (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Control Of Electric Motors In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813107938 DE3107938A1 (de) | 1981-03-02 | 1981-03-02 | Vorrichtung zur drehzahlerfassung |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57158561A true JPS57158561A (en) | 1982-09-30 |
Family
ID=6126176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57032185A Pending JPS57158561A (en) | 1981-03-02 | 1982-03-01 | Rotational frequency detector |
Country Status (9)
Country | Link |
---|---|
US (1) | US4450403A (ja) |
EP (1) | EP0059244B1 (ja) |
JP (1) | JPS57158561A (ja) |
AT (1) | ATE34620T1 (ja) |
CA (1) | CA1172761A (ja) |
DE (2) | DE3107938A1 (ja) |
DK (1) | DK87882A (ja) |
IN (1) | IN154906B (ja) |
LU (1) | LU83848A1 (ja) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0627653B2 (ja) * | 1983-11-08 | 1994-04-13 | 株式会社日立製作所 | 位置、速度検出方法及び装置 |
US4537081A (en) * | 1983-12-15 | 1985-08-27 | Max John K | Flow metering circuit and method |
DE3476463D1 (en) * | 1983-12-22 | 1989-03-02 | Mavilor Syst Sa | Apparatus for generating an electrical speed signal |
JPS60216262A (ja) * | 1984-04-12 | 1985-10-29 | Hitachi Ltd | 位置,速度検出装置 |
JPS62162968A (ja) * | 1986-01-13 | 1987-07-18 | Hitachi Ltd | 速度検出装置 |
DE3738546C2 (de) * | 1987-11-13 | 1995-03-23 | Heidenhain Gmbh Dr Johannes | Positionsmeßeinrichtung mit Unterteilungsschaltung |
JP2574873B2 (ja) * | 1988-08-24 | 1997-01-22 | 株式会社日立製作所 | 位置あるいは速度検出装置 |
US5130641A (en) * | 1990-11-29 | 1992-07-14 | Amrplus Partners | Eddy wheel edge sensor |
DE4220883B4 (de) * | 1992-06-25 | 2004-04-15 | Robert Bosch Gmbh | Verfahren zur Auswertung der Ausgangssignale eines Winkelsensors |
JPH09273942A (ja) * | 1996-02-05 | 1997-10-21 | Aisin Seiki Co Ltd | センサ出力補間方法 |
DE19738839A1 (de) | 1997-09-05 | 1999-03-11 | Hella Kg Hueck & Co | Induktiver Winkelsensor |
DE19833116C2 (de) * | 1998-07-23 | 2001-11-15 | Mannesmann Vdo Ag | Elektrischer Geber mit einem Sensorelement zur Erfassung einer Bewegung |
US6541957B1 (en) * | 1999-12-27 | 2003-04-01 | General Electric Company | Method and apparatus for detecting motor shaft coupling features |
JP4481137B2 (ja) * | 2003-11-13 | 2010-06-16 | アスモ株式会社 | モータ、回転制御装置、及び回転検出回路 |
US7138623B2 (en) * | 2004-12-13 | 2006-11-21 | Magna Powertrain Usa, Inc. | Power transfer device with contactless optical encoder and color reflective surface |
DE102006061580A1 (de) * | 2006-12-27 | 2008-07-03 | Robert Bosch Gmbh | Verfahren zur Bestimmung der Drehzahl einer rotierenden Welle |
DE102007026995C5 (de) | 2007-06-07 | 2017-03-30 | Senvion Gmbh | Drehzahlbestimmung |
US8248060B2 (en) * | 2007-10-09 | 2012-08-21 | Schweitzer Engineering Laboratories, Inc. | Power angle monitor |
DE102007059785B4 (de) * | 2007-12-12 | 2011-12-01 | Continental Automotive Gmbh | Vorrichtung zum Überprüfen der Plausibilität eines Werts einer bewegungsabhängigen Größe |
JP5419263B2 (ja) * | 2009-05-27 | 2014-02-19 | 株式会社貝印刃物開発センター | 攪拌具 |
EP2463664A1 (en) | 2010-12-09 | 2012-06-13 | Turner Powertrain Systems Limited | Measurement of speed, angular displacement, position or movement of shafts |
US8912792B2 (en) | 2012-08-24 | 2014-12-16 | Schweitzer Engineering Laboratories, Inc. | Systems and methods for rotor angle measurement in an electrical generator |
GB2529968B (en) * | 2013-05-30 | 2019-06-05 | Lockheed Corp | Mechanisms for deriving an accurate timing signal from a noisy waveform |
US10317467B2 (en) | 2014-05-19 | 2019-06-11 | Schweitzer Engineering Laboratories, Inc. | Synchronous machine monitoring and determination of a loss-of-field event using time stamped electrical and mechanical data |
DE102014216295A1 (de) | 2014-08-15 | 2016-02-18 | Continental Teves Ag & Co. Ohg | Auflösungserhöhung im Drehzahlsignal zwischen Drehzahlpulsen |
US10063124B2 (en) | 2015-12-10 | 2018-08-28 | Schweitzer Engineering Laboratories, Inc. | Shaft mounted monitor for rotating machinery |
US9800055B2 (en) | 2016-01-21 | 2017-10-24 | Schweitzer Engineering Laboratories, Inc. | Synchronization of generators using a common time reference |
JP6767213B2 (ja) * | 2016-09-05 | 2020-10-14 | 東芝インフラシステムズ株式会社 | インバータ制御装置および電動機駆動システム |
US10523150B2 (en) | 2016-09-15 | 2019-12-31 | Schweitzer Engineering Laboratories, Inc. | Systems and methods for motor slip calculation using shaft-mounted sensors |
JP2019020265A (ja) * | 2017-07-18 | 2019-02-07 | 株式会社デンソー | 回転検出装置 |
CN114755445B (zh) * | 2022-04-06 | 2024-05-28 | 中交天和机械设备制造有限公司 | 一种盾构机刀盘旋转状态集成监测***及方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS501779A (ja) * | 1973-05-04 | 1975-01-09 | ||
JPS5282369A (en) * | 1975-12-29 | 1977-07-09 | Komatsu Mfg Co Ltd | Speed detection circuit |
JPS5445183A (en) * | 1977-09-16 | 1979-04-10 | Matsushita Electric Ind Co Ltd | Speed signal former |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1298297B (de) * | 1967-05-20 | 1969-06-26 | Noris Tachometerwerk Gmbh | Richtungsdiskriminator, insbesondere zur drehsinnrichtigen Anzeige von Drehzahlen |
BE756389A (fr) * | 1969-09-25 | 1971-03-22 | Comp Generale Electricite | Detecteur d'ecart temporel et regulateur de vitesse |
BE759686A (fr) * | 1969-12-12 | 1971-05-17 | Euratom | Procede et dispositif permettant de mesurer la frequence d' un signal en dent de scie periodique |
JPS5325265B1 (ja) * | 1971-06-15 | 1978-07-26 | ||
DE2220878C3 (de) * | 1972-04-28 | 1982-04-22 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur digitalen Frequenzmessung |
US3882402A (en) * | 1973-02-26 | 1975-05-06 | Digital Equipment Corp | Circuit for transmitting velocity signals derived from position signals |
US4224568A (en) * | 1978-05-08 | 1980-09-23 | Wagner Electric Corporation | Frequency to digital converter |
US4228396A (en) * | 1978-05-26 | 1980-10-14 | Dataproducts Corporation | Electronic tachometer and combined brushless motor commutation and tachometer system |
JPS56120953A (en) * | 1980-02-29 | 1981-09-22 | Nec Home Electronics Ltd | Detecting device for rotation |
GB2082857A (en) * | 1980-08-27 | 1982-03-10 | Philips Electronic Associated | Determining the frequency of an alternating signal |
-
1981
- 1981-03-02 DE DE19813107938 patent/DE3107938A1/de not_active Withdrawn
- 1981-10-22 EP EP81108731A patent/EP0059244B1/de not_active Expired
- 1981-10-22 DE DE8181108731T patent/DE3176757D1/de not_active Expired
- 1981-10-22 AT AT81108731T patent/ATE34620T1/de not_active IP Right Cessation
- 1981-12-22 LU LU83848A patent/LU83848A1/de unknown
- 1981-12-23 IN IN1450/CAL/81A patent/IN154906B/en unknown
-
1982
- 1982-02-16 US US06/348,833 patent/US4450403A/en not_active Expired - Fee Related
- 1982-03-01 CA CA000397292A patent/CA1172761A/en not_active Expired
- 1982-03-01 JP JP57032185A patent/JPS57158561A/ja active Pending
- 1982-03-01 DK DK87882A patent/DK87882A/da not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS501779A (ja) * | 1973-05-04 | 1975-01-09 | ||
JPS5282369A (en) * | 1975-12-29 | 1977-07-09 | Komatsu Mfg Co Ltd | Speed detection circuit |
JPS5445183A (en) * | 1977-09-16 | 1979-04-10 | Matsushita Electric Ind Co Ltd | Speed signal former |
Also Published As
Publication number | Publication date |
---|---|
EP0059244A3 (en) | 1985-05-22 |
US4450403A (en) | 1984-05-22 |
DK87882A (da) | 1982-09-03 |
LU83848A1 (de) | 1982-05-07 |
DE3176757D1 (en) | 1988-06-30 |
ATE34620T1 (de) | 1988-06-15 |
EP0059244A2 (de) | 1982-09-08 |
CA1172761A (en) | 1984-08-14 |
IN154906B (ja) | 1984-12-22 |
DE3107938A1 (de) | 1982-09-16 |
EP0059244B1 (de) | 1988-05-25 |
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