JP4662539B2 - 多方向距離無接触測定器 - Google Patents
多方向距離無接触測定器 Download PDFInfo
- Publication number
- JP4662539B2 JP4662539B2 JP2004554133A JP2004554133A JP4662539B2 JP 4662539 B2 JP4662539 B2 JP 4662539B2 JP 2004554133 A JP2004554133 A JP 2004554133A JP 2004554133 A JP2004554133 A JP 2004554133A JP 4662539 B2 JP4662539 B2 JP 4662539B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- magnetic field
- inductive element
- electrical conductor
- high frequency
- 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
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/044—Active magnetic bearings
- F16C32/0444—Details of devices to control the actuation of the electromagnets
- F16C32/0446—Determination of the actual position of the moving member, e.g. details of sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
- G01D5/2046—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by a movable ferromagnetic element, e.g. a core
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
- G01D5/2053—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by a movable non-ferromagnetic conductive element
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G9/00—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously
- G05G9/02—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only
- G05G9/04—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously
- G05G9/047—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks
- G05G2009/0474—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks characterised by means converting mechanical movement into electric signals
- G05G2009/04755—Magnetic sensor, e.g. hall generator, pick-up coil
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Mechanical Control Devices (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Position Input By Displaying (AREA)
Description
Claims (13)
- 電気的導体(2、22)の多方向における距離(10、20)を無接触で測定する装置であり、この装置は本質的に前記電気的導体(2、22)の周りに設置される少なくとも一つの第1誘導素子(1)と、前記一つの第1誘導素子(1)の近傍に配置される複数の第2誘導素子(4、7)すなわち他の磁場センサと、高周波電流を前記第2誘導素子(4、7)に供給して高周波磁場を発生させ、前記高周波電流は前記高周波磁場の大部分が前記電気的導体(2、22)に生成される渦電流により前記電気的導体(2、22)に侵入できない程度に充分高い周波数を有する高周波発生器(13)と、出力信号を前記第2誘導素子(4、7)すなわち他の磁場センサから検出する信号処理装置(5)とからなり、前記信号処理装置は第1方向における前記電気的導体(2、22)の動きに応答して渦電流効果により前記第1方向と反対の第2方向における前記高周波磁場の動きを検出することからなる無接触距離測定装置。
- 第1および第2誘導素子(1、4、7)はコイルである請求項1に記載の装置。
- 第2誘導素子(4、7)は、電気的導体(2)の周りに異なる角度位置で設置された単体コイルであり、前記第1誘導素子(1)は電気的導体(2)の周りに巻設されたコイルであることからなる請求項2に記載の装置。
- 第2誘導素子(4、7)は偶数個配置され、信号処理装置を設けて対極第2誘導素子からの信号を特異的に処理することにより差信号を形成することからなる請求項1乃至3のいずれか一項に記載の装置。
- 第2誘導素子(4、7)に電気容量を並列に配置して共鳴回路を形成することからなる請求項1乃至4のいずれか一項に記載の装置。
- 電気的導体(2)はフランジ部分(22)を有し、更なる単体コイル(7)が前記フランジ部分(22)の表面近傍の前記電気的導体(2)の周りに異なった角度位置にされることからなる請求項1乃至5のいずれか一項に記載の装置。
- ジョイスティック、操縦装置、モータのロータ、或いはコンピュータ入力手段の角度検出を行う請求項1乃至請求項6のいずれか一項に記載の無接触距離測定器の使用方法。
- 磁気ベアリングの位置制御を行う請求項1乃至請求項6のいずれか一項に記載の無接触距離測定装置の使用方法。
- コイルは印刷コイルである請求項2に記載の装置。
- 電気的導体(2)と第1誘導素子(1)との間に間隙部を形成し、前記間隙部は間隙部における電気的導体の直径より小さく形成される請求項1記載の装置。
- 電気的導体(2)の多方向における距離を無接触で測定する方法であって、この方法は本質的に電気的導体(2)の周りに少なくとも一つの第1誘導素子(1)を設置し、第1誘導素子(1)の近傍に複数の第2誘導素子(4、7)すなわち他の磁場センサを配置し、高周波電流を前記第2誘導素子(4、7)に供給して高周波磁場を発生させ、前記高周波電流は前記高周波磁場の大部分が前記電気的導体(2、22)に生成される渦電流により前記電気的導体(2、22)に侵入できない程度に充分高い周波数を有し、出力信号を前記第2誘導素子(4、7)すなわち他の磁場センサから検出し、前記出力信号は第1方向における前記誘導体の動きに応答して渦電流効果により前記第1方向と反対の第2方向における前記高周波磁場の動きに反映することからなる無接触距離測定方法。
- ジョイスティック、操縦ギア、モータのロータ並びにコンピュータ入力手段から選択される装置の角度を検出する請求項11に記載の方法。
- 磁気ベアリングの位置制御を前記第2誘導素子からの出力信号により行なう請求項11に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02406013A EP1422492A1 (en) | 2002-11-22 | 2002-11-22 | Device for contact-less measurement of distances in multiple directions |
PCT/CH2003/000726 WO2004048883A1 (en) | 2002-11-22 | 2003-11-06 | Device for contact-less measurement of distances in multiple directions |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006509189A JP2006509189A (ja) | 2006-03-16 |
JP4662539B2 true JP4662539B2 (ja) | 2011-03-30 |
Family
ID=32187300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004554133A Expired - Fee Related JP4662539B2 (ja) | 2002-11-22 | 2003-11-06 | 多方向距離無接触測定器 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7355501B2 (ja) |
EP (2) | EP1422492A1 (ja) |
JP (1) | JP4662539B2 (ja) |
KR (1) | KR101069610B1 (ja) |
CN (1) | CN1332174C (ja) |
AU (1) | AU2003273719A1 (ja) |
WO (1) | WO2004048883A1 (ja) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1825594B1 (en) * | 2004-12-14 | 2009-03-25 | Howard, Mark Anthony | Detector |
GB0427411D0 (en) * | 2004-12-14 | 2005-01-19 | Howard Mark A | Man-machine interface |
ATE426946T1 (de) | 2004-12-14 | 2009-04-15 | Howard Mark Anthony | Detektor |
EP1898185B1 (en) * | 2005-06-26 | 2016-11-09 | Amiteq Co., Ltd. | Position sensor |
EP1757826B1 (en) | 2005-08-24 | 2009-01-21 | Mecos Traxler AG | Rotor shaft for a magnetic bearing device |
EP1757825B1 (en) | 2005-08-24 | 2010-09-29 | Mecos Traxler AG | Magnetic bearing device with an improved vacuum feedthrough |
EP1732011A1 (en) | 2005-11-23 | 2006-12-13 | Mecos Traxler AG | Compact magnetic bearing device and method of operating the device with calculation of distribution of currents in the windings |
DE102007016683A1 (de) | 2007-04-04 | 2008-10-09 | Carl Freudenberg Kg | Einrichtung zur Erfassung eines Drehwinkels und Buchse zur Verwendung im Fahrwerk eines Kraftfahrzeugs |
DE102007022627A1 (de) * | 2007-05-13 | 2008-11-20 | Rudolf Schubach | Induktives Potentiometer zum berührungslosen Messen der Drehstellung oder linearen Position |
GB2450342B (en) | 2007-06-20 | 2012-05-16 | P G Drives Technology Ltd | Control System |
DE102008007513A1 (de) * | 2007-07-30 | 2009-02-05 | Schaeffler Kg | Anordnung für einen Abstandssensor |
EP2072845B1 (en) * | 2007-12-17 | 2011-02-16 | JTEKT Corporation | Rolling bearing unit having sensor |
JP2009144858A (ja) * | 2007-12-17 | 2009-07-02 | Jtekt Corp | センサ付き転がり軸受装置 |
FR2934895B1 (fr) * | 2008-08-05 | 2010-08-27 | Thales Sa | Dispositif de capteur de position radiale elargie sur plus de 90° |
JP5218101B2 (ja) * | 2009-01-28 | 2013-06-26 | 株式会社ジェイテクト | 変位センサ装置及び転がり軸受装置 |
US8725192B2 (en) * | 2009-07-24 | 2014-05-13 | Qualcomm Incorporated | Beacon transmit power schemes |
KR101136073B1 (ko) * | 2010-01-26 | 2012-04-17 | (주)비전앤바이오테크 | 회전식 식물생장 측정장치 및 방법 |
US8896300B2 (en) * | 2010-07-08 | 2014-11-25 | Olympus Ndt Inc. | 2D coil and a method of obtaining EC response of 3D coils using the 2D coil configuration |
GB2488389C (en) * | 2010-12-24 | 2018-08-22 | Cambridge Integrated Circuits Ltd | Position sensing transducer |
DE102011102796A1 (de) | 2011-05-23 | 2012-11-29 | Trw Automotive Electronics & Components Gmbh | Positionssensor, Aktor-Sensor-Vorrichtung und Verfahren zur induktiven Erfassung einer Position |
KR101252473B1 (ko) * | 2011-10-27 | 2013-04-09 | 대성전기공업 주식회사 | 인덕티브 포지션 센서 |
GB2503006B (en) | 2012-06-13 | 2017-08-09 | Cambridge Integrated Circuits Ltd | Position sensing transducer |
CN103742533B (zh) * | 2013-12-30 | 2016-08-17 | 武汉理工大学 | 一种用于电动轴承的圆柱形柔性电路板导电回路 |
NO2937976T3 (ja) * | 2014-04-22 | 2018-04-21 | ||
CN105202023B (zh) * | 2014-05-26 | 2017-10-10 | 珠海格力节能环保制冷技术研究中心有限公司 | 磁悬浮轴承***及其控制方法和装置 |
CN104776789A (zh) * | 2015-03-26 | 2015-07-15 | 中国人民解放军国防科学技术大学 | 非接触式两自由度位置传感器 |
DE102015222017A1 (de) * | 2015-09-15 | 2017-03-16 | Micro-Epsilon Messtechnik Gmbh & Co. Kg | Vorrichtung und Sensor zur kontaktlosen Abstands- und/oder Positionsbestimmung eines Messobjektes |
FI20165494A (fi) | 2016-06-14 | 2017-12-15 | Lappeenrannan Teknillinen Yliopisto | Asentotunnistin |
DE102016211981A1 (de) * | 2016-06-30 | 2018-01-04 | Robert Bosch Gmbh | Spulenanordnung und zugehörige Messanordnung |
WO2018114004A1 (en) * | 2016-12-23 | 2018-06-28 | Admotec Precision Ag | Resolver |
EP3517896B1 (en) | 2018-01-30 | 2020-12-30 | Mecos AG | Contactless radial position sensor having improved response behavior to target defects |
DE102018210735A1 (de) | 2018-06-29 | 2020-01-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und vorrichtung zur lagebestimmung eines auf einem substrat angeordneten bauteils |
CN109905581B (zh) * | 2019-03-21 | 2020-08-07 | Oppo广东移动通信有限公司 | 成像模组、摄像头组件及电子装置 |
EP3767242B1 (en) | 2019-07-18 | 2022-10-12 | Mecos AG | Determination of axial and rotary positions of a body |
CN110500948B (zh) * | 2019-08-29 | 2021-02-26 | 麦格雷博电子(深圳)有限公司 | 一种转子表磁检测偏心识别及修正方法 |
DE102019133126A1 (de) * | 2019-12-05 | 2021-06-10 | Methode Electronics Malta Ltd. | Joystick umfassend einen Hebel und ein Gehäuse |
DE102021131033B3 (de) * | 2021-11-26 | 2023-03-02 | Schaeffler Technologies AG & Co. KG | Sensoranordnung und elektrische Maschine |
US20230174194A1 (en) * | 2021-12-06 | 2023-06-08 | Sram, Llc | Torque sensor for an ebike system |
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JPS60238907A (ja) * | 1984-05-02 | 1985-11-27 | インダクテイブ・コントロール・システムズ・ベー・ヴエー | 無接点電気制御ハンドル |
US4825157A (en) * | 1988-05-16 | 1989-04-25 | Mikan Peter J | Hall-effect controller |
JPH11201708A (ja) * | 1998-01-13 | 1999-07-30 | Nippon System Kaihatsu Kk | 距離測定用ic |
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JPH0691335B2 (ja) * | 1986-01-17 | 1994-11-14 | 三菱電機株式会社 | 電磁応用機器のシ−ルド |
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JPH01212131A (ja) * | 1988-02-19 | 1989-08-25 | Nippon Syst Kenkyusho:Kk | 分割コイル型同軸カプラを用いた伝送装置 |
GB9603966D0 (en) * | 1996-02-24 | 1996-04-24 | Glacier Metal Co Ltd | Rotor arrangement including axial displacement rate transducer |
-
2002
- 2002-11-22 EP EP02406013A patent/EP1422492A1/en not_active Withdrawn
-
2003
- 2003-11-06 JP JP2004554133A patent/JP4662539B2/ja not_active Expired - Fee Related
- 2003-11-06 CN CNB2003801019471A patent/CN1332174C/zh not_active Expired - Lifetime
- 2003-11-06 AU AU2003273719A patent/AU2003273719A1/en not_active Abandoned
- 2003-11-06 KR KR1020057008414A patent/KR101069610B1/ko active IP Right Grant
- 2003-11-06 EP EP03757627.9A patent/EP1563250B1/en not_active Expired - Lifetime
- 2003-11-06 US US10/535,254 patent/US7355501B2/en not_active Expired - Lifetime
- 2003-11-06 WO PCT/CH2003/000726 patent/WO2004048883A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS60238907A (ja) * | 1984-05-02 | 1985-11-27 | インダクテイブ・コントロール・システムズ・ベー・ヴエー | 無接点電気制御ハンドル |
EP0166467A1 (en) * | 1984-05-02 | 1986-01-02 | Inductive Control Systems B.V. | Contactless electric control handle |
US4642595A (en) * | 1984-05-02 | 1987-02-10 | Inductive Control Systems B.V. | Contactless electric control-handle |
US4825157A (en) * | 1988-05-16 | 1989-04-25 | Mikan Peter J | Hall-effect controller |
JPH11201708A (ja) * | 1998-01-13 | 1999-07-30 | Nippon System Kaihatsu Kk | 距離測定用ic |
Also Published As
Publication number | Publication date |
---|---|
WO2004048883A1 (en) | 2004-06-10 |
KR101069610B1 (ko) | 2011-10-05 |
US7355501B2 (en) | 2008-04-08 |
AU2003273719A1 (en) | 2004-06-18 |
CN1708671A (zh) | 2005-12-14 |
US20060152320A1 (en) | 2006-07-13 |
JP2006509189A (ja) | 2006-03-16 |
EP1563250A1 (en) | 2005-08-17 |
EP1563250B1 (en) | 2016-01-06 |
EP1422492A1 (en) | 2004-05-26 |
KR20050071684A (ko) | 2005-07-07 |
CN1332174C (zh) | 2007-08-15 |
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