WO2010025017A1 - System and method for sensing the periodic position of an object - Google Patents
System and method for sensing the periodic position of an object Download PDFInfo
- Publication number
- WO2010025017A1 WO2010025017A1 PCT/US2009/052973 US2009052973W WO2010025017A1 WO 2010025017 A1 WO2010025017 A1 WO 2010025017A1 US 2009052973 W US2009052973 W US 2009052973W WO 2010025017 A1 WO2010025017 A1 WO 2010025017A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- output signals
- circuitry
- output
- coils
- magnetic fields
- Prior art date
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
- 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
- G01P3/488—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 variable reluctance detectors
-
- 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)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2735220A CA2735220C (en) | 2008-08-29 | 2009-08-06 | System and method for sensing the periodic position of an object |
GB1103040.0A GB2476184B (en) | 2008-08-29 | 2009-08-06 | System and method for sensing the periodic position of an object |
DE112009002010T DE112009002010T5 (en) | 2008-08-29 | 2009-08-06 | System and method for detecting the periodic position of an object |
JP2011525068A JP2012501445A (en) | 2008-08-29 | 2009-08-06 | System and method for detecting the periodic position of an object |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/201,356 US7948229B2 (en) | 2008-08-29 | 2008-08-29 | High temperature electronics for passive eddy current sensors |
US12/201,356 | 2008-08-29 | ||
US12/277,354 US8018225B2 (en) | 2008-11-25 | 2008-11-25 | System and method for sensing the periodic position of an object |
US12/277,354 | 2008-11-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2010025017A1 true WO2010025017A1 (en) | 2010-03-04 |
Family
ID=41258746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2009/052973 WO2010025017A1 (en) | 2008-08-29 | 2009-08-06 | System and method for sensing the periodic position of an object |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2012501445A (en) |
CA (1) | CA2735220C (en) |
DE (1) | DE112009002010T5 (en) |
GB (1) | GB2476184B (en) |
WO (1) | WO2010025017A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2482468A (en) * | 2010-05-18 | 2012-02-08 | Weston Aerospace Ltd | Method and system for inductive sensing of blades in a turbine engine |
JP2012173293A (en) * | 2011-02-23 | 2012-09-10 | General Electric Co <Ge> | Method and system for sensor interface having dynamic and automatic gain control function depending on speed |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7948229B2 (en) * | 2008-08-29 | 2011-05-24 | General Electric Company | High temperature electronics for passive eddy current sensors |
JP6042694B2 (en) * | 2012-10-23 | 2016-12-14 | オリンパス株式会社 | Inertial drive actuator |
EP2728128A1 (en) | 2012-10-31 | 2014-05-07 | Siemens Aktiengesellschaft | Measuring method for detecting damage to a turbine blade and turbine |
DE102017217494A1 (en) * | 2017-09-29 | 2019-04-04 | Micro-Epsilon Messtechnik Gmbh & Co. Kg | Contactless working displacement sensor |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3932813A (en) * | 1972-04-20 | 1976-01-13 | Simmonds Precision Products, Inc. | Eddy current sensor |
EP0356826A2 (en) * | 1988-08-29 | 1990-03-07 | Eaton Corporation | Speed sensor pickup assembly with slotted magnet |
EP0369593A2 (en) * | 1988-10-06 | 1990-05-23 | Lucas Industries Public Limited Company | Processing circuit for variable reluctance transducer |
US4967153A (en) * | 1986-09-08 | 1990-10-30 | Langley Lawrence W | Eddy current turbomachinery blade timing system |
US6208135B1 (en) * | 1994-07-22 | 2001-03-27 | Steve J. Shattil | Inductive noise cancellation circuit for electromagnetic pickups |
US20020145419A1 (en) * | 1999-07-15 | 2002-10-10 | Luetzow Robert H. | Magnetic sensing device with offset compensation |
EP1538448A1 (en) * | 2003-12-03 | 2005-06-08 | Weston Aerospace Limited | Eddy current sensors |
US6927567B1 (en) * | 2002-02-13 | 2005-08-09 | Hood Technology Corporation | Passive eddy current blade detection sensor |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1373234A (en) * | 1920-05-20 | 1921-03-29 | Gestrich Mathew | Collar-button |
US1932813A (en) * | 1927-10-18 | 1933-10-31 | Symington Co | Striking casting |
US1967153A (en) * | 1933-04-26 | 1934-07-17 | Hegeler Zinc Company | Machine for trimming tubular metal articles |
JPS5246102Y2 (en) * | 1971-12-27 | 1977-10-20 | ||
CA984463A (en) * | 1972-04-20 | 1976-02-24 | Simmonds Precision Products | Eddy current sensor |
JPS58141817U (en) * | 1982-02-19 | 1983-09-24 | トキコ株式会社 | Turbine flow meter |
JPS6134403U (en) * | 1984-08-02 | 1986-03-03 | 日産自動車株式会社 | Rotation angle detection device |
GB9206203D0 (en) | 1992-03-21 | 1992-05-06 | Schlumberger Ind Ltd | Inductive sensors |
JPH09162315A (en) * | 1995-12-08 | 1997-06-20 | Toshiba Corp | Semiconductor device |
JPH1047994A (en) * | 1996-08-07 | 1998-02-20 | Matsushita Electric Ind Co Ltd | Rotational position detector |
JP2000121655A (en) * | 1998-10-15 | 2000-04-28 | Matsushita Electric Works Ltd | Rotating speed detector |
WO2000036659A1 (en) * | 1998-12-15 | 2000-06-22 | Asahi Kasei Kabushiki Kaisha | Semiconductor device |
JP4498507B2 (en) * | 1999-11-15 | 2010-07-07 | 旭化成株式会社 | Differential amplifier circuit and high-temperature amplifier circuit |
US6483293B1 (en) | 2000-06-29 | 2002-11-19 | Ford Global Technologies, Inc. | System and method for cancelling the effects of stray magnetic fields from the output of a variable reluctance sensor |
US7170284B2 (en) | 2002-02-13 | 2007-01-30 | Hood Technology Corporation | Blade detection sensor having an active cooling system |
JP4205069B2 (en) * | 2005-03-04 | 2009-01-07 | 株式会社日立製作所 | Variable capacity turbocharger for automotive internal combustion engine with variable wing turbine |
JP2009545195A (en) * | 2006-07-21 | 2009-12-17 | エコール・ドゥ・テクノロジー・スュペリュール | Voltage controlled oscillator (VCO) |
-
2009
- 2009-08-06 JP JP2011525068A patent/JP2012501445A/en active Pending
- 2009-08-06 GB GB1103040.0A patent/GB2476184B/en active Active
- 2009-08-06 CA CA2735220A patent/CA2735220C/en active Active
- 2009-08-06 WO PCT/US2009/052973 patent/WO2010025017A1/en active Application Filing
- 2009-08-06 DE DE112009002010T patent/DE112009002010T5/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3932813A (en) * | 1972-04-20 | 1976-01-13 | Simmonds Precision Products, Inc. | Eddy current sensor |
US4967153A (en) * | 1986-09-08 | 1990-10-30 | Langley Lawrence W | Eddy current turbomachinery blade timing system |
EP0356826A2 (en) * | 1988-08-29 | 1990-03-07 | Eaton Corporation | Speed sensor pickup assembly with slotted magnet |
EP0369593A2 (en) * | 1988-10-06 | 1990-05-23 | Lucas Industries Public Limited Company | Processing circuit for variable reluctance transducer |
US6208135B1 (en) * | 1994-07-22 | 2001-03-27 | Steve J. Shattil | Inductive noise cancellation circuit for electromagnetic pickups |
US20020145419A1 (en) * | 1999-07-15 | 2002-10-10 | Luetzow Robert H. | Magnetic sensing device with offset compensation |
US6927567B1 (en) * | 2002-02-13 | 2005-08-09 | Hood Technology Corporation | Passive eddy current blade detection sensor |
EP1538448A1 (en) * | 2003-12-03 | 2005-06-08 | Weston Aerospace Limited | Eddy current sensors |
Non-Patent Citations (1)
Title |
---|
HONEYWELL: "Datasheet: High Temperature Quad Operational Amplifier HT1104", April 1998 (1998-04-01), pages 1 - 8, XP002554399, Retrieved from the Internet <URL:http://www.datasheetcatalog.org/datasheets2/30/309760_1.pdf> [retrieved on 20091109] * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2482468A (en) * | 2010-05-18 | 2012-02-08 | Weston Aerospace Ltd | Method and system for inductive sensing of blades in a turbine engine |
GB2482468B (en) * | 2010-05-18 | 2013-12-18 | Weston Aerospace Ltd | Method and system for inductive sensing of blades in a turbine engine |
JP2012173293A (en) * | 2011-02-23 | 2012-09-10 | General Electric Co <Ge> | Method and system for sensor interface having dynamic and automatic gain control function depending on speed |
Also Published As
Publication number | Publication date |
---|---|
GB2476184A (en) | 2011-06-15 |
JP2012501445A (en) | 2012-01-19 |
GB2476184B (en) | 2012-05-02 |
DE112009002010T5 (en) | 2012-06-21 |
CA2735220A1 (en) | 2010-03-04 |
CA2735220C (en) | 2018-05-15 |
GB201103040D0 (en) | 2011-04-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8018225B2 (en) | System and method for sensing the periodic position of an object | |
CA2735220C (en) | System and method for sensing the periodic position of an object | |
JP2011002311A (en) | Rotation angle detector and rotational speed detector | |
GB2408802A (en) | Eddy current sensors | |
US11143732B2 (en) | Magnetic field sensor with modulated diagnostic signal | |
CN107430153B (en) | Current detection device | |
CN104977423B (en) | A kind of magnetoelectric tachometric transducer | |
Gurusamy et al. | Recent trends in magnetic sensors and flux-based condition monitoring of electromagnetic devices | |
GB2073427A (en) | Capacitive probes for turbine speed sensing systems | |
KR101928810B1 (en) | Temperature and angular speed sensing apparatus | |
JP2012018024A (en) | Current sensor | |
US6927567B1 (en) | Passive eddy current blade detection sensor | |
Roeseler et al. | Monitoring blade passage in turbomachinery through the engine case (no holes) | |
US7948229B2 (en) | High temperature electronics for passive eddy current sensors | |
CN114545162A (en) | Distributed transmission line insulation performance online monitoring method | |
JPWO2014203862A1 (en) | Current sensor | |
Manyala et al. | Gearbox speed sensor design and performance optimization | |
CA2593553C (en) | Aerospace movement probe | |
EP1498916A1 (en) | Integrated circuit provided for a watthour meter | |
US11011958B2 (en) | Extreme environment variable reluctance energy harvester and method for implementing same | |
Addabbo et al. | Instantaneous rotation speed measurement system based on variable reluctance sensors: Model and analysis of performance | |
Przysowa et al. | Optimized magnetic sensors to measure speed and position in adverse environments | |
Khristi et al. | Strain measurement on superconductor joints using an external bridge completion technique | |
Wildermuth et al. | Condition monitoring of electric motors based on magnetometer measurements | |
CN205067519U (en) | Engine cam speed sensor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 09791227 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 1103040 Country of ref document: GB Kind code of ref document: A Free format text: PCT FILING DATE = 20090806 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1103040.0 Country of ref document: GB |
|
ENP | Entry into the national phase |
Ref document number: 2011525068 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2735220 Country of ref document: CA |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 09791227 Country of ref document: EP Kind code of ref document: A1 |