CA3175777A1 - Image-based sensor for measuring rotational position of a rotating shaft - Google Patents

Image-based sensor for measuring rotational position of a rotating shaft Download PDF

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Publication number
CA3175777A1
CA3175777A1 CA3175777A CA3175777A CA3175777A1 CA 3175777 A1 CA3175777 A1 CA 3175777A1 CA 3175777 A CA3175777 A CA 3175777A CA 3175777 A CA3175777 A CA 3175777A CA 3175777 A1 CA3175777 A1 CA 3175777A1
Authority
CA
Canada
Prior art keywords
image data
rotatable shaft
image
frame
sensor
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
Application number
CA3175777A
Other languages
English (en)
French (fr)
Inventor
Michael Rutberg
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.)
CAMX Power LLC
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA3175777A1 publication Critical patent/CA3175777A1/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • 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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/3473—Circular or rotary encoders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/08—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving optical means for indicating
    • 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
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0007—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/40—Analysis of texture
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30164—Workpiece; Machine component

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
CA3175777A 2020-04-23 2021-04-20 Image-based sensor for measuring rotational position of a rotating shaft Pending CA3175777A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063014236P 2020-04-23 2020-04-23
US63/014,236 2020-04-23
US17/183,068 US11694323B2 (en) 2020-04-23 2021-02-23 Image-based sensor for measuring rotational position of a rotating shaft
US17/183,068 2021-02-23
PCT/US2021/028104 WO2021216511A1 (en) 2020-04-23 2021-04-20 Image-based sensor for measuring rotational position of a rotating shaft

Publications (1)

Publication Number Publication Date
CA3175777A1 true CA3175777A1 (en) 2021-10-28

Family

ID=78269960

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3175777A Pending CA3175777A1 (en) 2020-04-23 2021-04-20 Image-based sensor for measuring rotational position of a rotating shaft

Country Status (7)

Country Link
US (1) US11694323B2 (https=)
EP (1) EP4139693A4 (https=)
JP (1) JP2023523021A (https=)
KR (1) KR20230006870A (https=)
CN (1) CN115605763A (https=)
CA (1) CA3175777A1 (https=)
WO (1) WO2021216511A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11555751B2 (en) * 2019-11-19 2023-01-17 International Electronic Machines Corp. Noncontact optical torque measurement of rotating component
CN114486588A (zh) * 2022-01-26 2022-05-13 北京海创高科科技有限公司 一种非接触式图像传感器的滑块位置检测方法
FR3133671B1 (fr) * 2022-03-16 2024-07-05 Eyegauge Dispositif de mesure du couple de torsion et de la poussée auxquels est soumis un arbre en rotation
CN114887843B (zh) * 2022-06-13 2026-03-31 辽宁德祥源智能装备有限公司 螺旋输送的钢管前进速度检测装置及检测系统

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60262002A (ja) * 1984-06-08 1985-12-25 Nippon Kokan Kk <Nkk> バリ位置検出方法およびその検出装置
JPS62201365A (ja) * 1986-02-28 1987-09-05 Sony Corp ビデオカメラを用いた速度測定装置
JPH0550312U (ja) * 1991-12-04 1993-07-02 住友金属工業株式会社 電縫鋼管のシーム位置検出装置
JP2943960B2 (ja) * 1993-06-22 1999-08-30 株式会社熊谷組 位置検出方法
US5508609A (en) * 1993-06-30 1996-04-16 Simmonds Precision Product Inc. Monitoring apparatus for detecting axial position and axial alignment of a rotating shaft
JP2001126184A (ja) * 1999-10-29 2001-05-11 Matsushita Electric Ind Co Ltd ナンバープレート自動認識装置と車両速度測定方法
JP2001183383A (ja) * 1999-12-28 2001-07-06 Casio Comput Co Ltd 撮像装置及び撮像対象の速度算出方法
EP1259788B1 (en) 2000-03-02 2011-08-03 Continental Automotive Systems US, Inc. Engine torque sensor
JP4151631B2 (ja) * 2004-09-08 2008-09-17 日産自動車株式会社 物体検出装置
FR2876444B1 (fr) * 2004-10-12 2007-06-22 Snecma Moteurs Sa Dispositif de mesure du deplacement axial du sommet des aubes d'une turbomachine pour des essais au sol et procede d'utilisation du dispositif
JP2007139756A (ja) 2005-10-17 2007-06-07 Ricoh Co Ltd 相対位置検出装置、回転体走行検出装置及び画像形成装置
IT1394723B1 (it) * 2009-06-10 2012-07-13 Rolic Invest Sarl Impianto eolico per la generazione di energia elettrica e relativo metodo di controllo
US8395111B2 (en) * 2010-03-31 2013-03-12 Nxp B.V. Optical system and method for detecting rotation of an object
FR2972256B1 (fr) * 2011-03-02 2013-03-29 Turbomeca Procede de calibration d'un couplemetre a torsion
EP2546612B1 (en) * 2011-07-13 2018-11-14 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Method for working out the angular position of a rotating element and device for carrying out such a method
JP2013087967A (ja) * 2011-10-13 2013-05-13 Hitachi Ltd 銃器弾丸の異同識別方法及びその装置
JP5337905B2 (ja) * 2011-12-26 2013-11-06 公益財団法人日本交通管理技術協会 速度計測システム、速度計測方法及びプログラム
JP2013195310A (ja) * 2012-03-21 2013-09-30 Casio Comput Co Ltd 解析システム及び解析方法
CN102645161B (zh) * 2012-03-31 2015-01-28 安徽大学 一种基于图像相位相关算法的电机转子位置检测方法
JP6064810B2 (ja) 2013-06-28 2017-01-25 新日鐵住金株式会社 被検査材の測定装置および測定方法
JP2015132504A (ja) * 2014-01-10 2015-07-23 富士通セミコンダクター株式会社 距離測定方法および距離測定装置
KR102224848B1 (ko) * 2014-10-06 2021-03-08 삼성전자주식회사 발광 소자 패키지 제조 방법
EP3327428A4 (en) * 2015-07-24 2019-04-10 Olympus Corporation CORRECTION INFORMATION GENERATION AND CORRECTION INFORMATION PROCESSING FOR IMAGE CORRECTION OF A ROTATING TEST OBJECT
JP6679440B2 (ja) * 2016-07-22 2020-04-15 株式会社小野測器 回転速度計測装置及び回転速度計測方法
CN106443046B (zh) * 2016-11-23 2023-04-07 福州大学 一种基于变密度正弦条纹的转轴转速测量装置及方法
CN108726338A (zh) 2017-04-19 2018-11-02 奥的斯电梯公司 乘客运输机的扶手的速度检测装置及其速度检测方法
EP3658973B1 (en) * 2017-07-24 2021-01-20 Chromatra, LLC System and apparatus for color imaging device
US11060932B2 (en) * 2017-07-28 2021-07-13 Prime Photonics, Lc Method and system for sensing high resolution shaft position and axial displacement
US11153514B2 (en) * 2017-11-30 2021-10-19 Brillnics Singapore Pte. Ltd. Solid-state imaging device, method for driving solid-state imaging device, and electronic apparatus
JP6924163B2 (ja) * 2018-03-27 2021-08-25 株式会社日立製作所 撮像装置、撮像モジュールおよび撮像方法
KR102032156B1 (ko) 2019-08-07 2019-10-15 주식회사 엔비져블 패턴을 이용한 회전 감지 시스템
DE112020004172T5 (de) * 2019-08-30 2022-05-25 Mitutoyo Corporation Schnelles gepulstes hochleistungslichtquellensystem für diehochgeschwindigkeitsmetrologiebildgebung
US11555751B2 (en) * 2019-11-19 2023-01-17 International Electronic Machines Corp. Noncontact optical torque measurement of rotating component

Also Published As

Publication number Publication date
EP4139693A4 (en) 2024-04-24
CN115605763A (zh) 2023-01-13
WO2021216511A1 (en) 2021-10-28
EP4139693A1 (en) 2023-03-01
US11694323B2 (en) 2023-07-04
US20220076403A1 (en) 2022-03-10
KR20230006870A (ko) 2023-01-11
JP2023523021A (ja) 2023-06-01

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