AU2001268387A1 - Fiber optic light sensor system - Google Patents

Fiber optic light sensor system

Info

Publication number
AU2001268387A1
AU2001268387A1 AU2001268387A AU6838701A AU2001268387A1 AU 2001268387 A1 AU2001268387 A1 AU 2001268387A1 AU 2001268387 A AU2001268387 A AU 2001268387A AU 6838701 A AU6838701 A AU 6838701A AU 2001268387 A1 AU2001268387 A1 AU 2001268387A1
Authority
AU
Australia
Prior art keywords
fiber optic
sensor system
light sensor
optic light
fiber
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.)
Abandoned
Application number
AU2001268387A
Inventor
H. Bruce Land Iii.
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.)
Johns Hopkins University
Original Assignee
Johns Hopkins University
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 Johns Hopkins University filed Critical Johns Hopkins University
Publication of AU2001268387A1 publication Critical patent/AU2001268387A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • 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
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/144—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using light grids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • G01J1/0425—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using optical fibers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/0228—Control of working procedures; Failure detection; Spectral bandwidth calculation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • H02H1/0015—Using arc detectors
    • H02H1/0023—Using arc detectors sensing non electrical parameters, e.g. by optical, pneumatic, thermal or sonic sensors
AU2001268387A 2000-09-01 2001-06-13 Fiber optic light sensor system Abandoned AU2001268387A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US22995800P 2000-09-01 2000-09-01
US22995900P 2000-09-01 2000-09-01
US60229958 2000-09-01
US60229959 2000-09-01
PCT/US2001/019022 WO2002021657A1 (en) 2000-09-01 2001-06-13 Fiber optic light sensor system

Publications (1)

Publication Number Publication Date
AU2001268387A1 true AU2001268387A1 (en) 2002-03-22

Family

ID=26923776

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001268387A Abandoned AU2001268387A1 (en) 2000-09-01 2001-06-13 Fiber optic light sensor system

Country Status (2)

Country Link
AU (1) AU2001268387A1 (en)
WO (1) WO2002021657A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006071925A1 (en) * 2004-12-28 2006-07-06 General Binding Corporation Fiber optic safety and dynamic braking arrangement
DE102005005906B4 (en) * 2005-02-09 2008-02-21 Sick Ag Sensor system and safety procedures
PL1710592T3 (en) 2005-04-08 2011-09-30 Eaton Ind Gmbh Device for detecting an arc
US7579581B2 (en) * 2006-05-19 2009-08-25 Siemens Energy & Automation, Inc. System for optically detecting an electrical arc in a power supply
MX2011002462A (en) 2008-09-19 2011-04-05 Schweitzer Engineering Lab Inc Secure arc flash detection.
EP2329575A4 (en) 2008-09-19 2013-09-04 Schweitzer Engineering Lab Inc Protective device with metering and oscillography
AU2009293086B2 (en) 2008-09-19 2014-03-06 Schweitzer Engineering Laboratories, Inc. Electro-optical radiation collector for arc flash detection
US8319173B2 (en) 2008-09-19 2012-11-27 Schweitzer Engineering Laboratories Inc Arc flash protection with self-test
EP2327130A4 (en) 2008-09-19 2015-05-06 Schweitzer Engineering Lab Inc Validation of arc flash detection systems
KR101266834B1 (en) * 2012-04-24 2013-05-27 엘에스산전 주식회사 Digital protection relay
US9438028B2 (en) 2012-08-31 2016-09-06 Schweitzer Engineering Laboratories, Inc. Motor relay with integrated arc-flash detection
EP3306764A1 (en) * 2016-10-06 2018-04-11 ABB Schweiz AG Sensor arrangement for optical arc flash detection
US10804689B2 (en) 2016-11-18 2020-10-13 Schweitzer Engineering Laboratories, Inc. Methods and systems for evaluating arc flash exposure hazard
US11837862B2 (en) 2020-10-09 2023-12-05 Schweitzer Engineering Laboratories, Inc. Arc-flash sensor using optical fiber

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4015122A (en) * 1974-07-12 1977-03-29 Rubinstein Walter M Photo-electric object detection system
CH665313A5 (en) * 1985-01-14 1988-04-29 Sprecher Energie Ag ENCLOSED HIGH VOLTAGE SYSTEM.
FI77952C (en) * 1987-04-14 1989-05-10 Stroemberg Oy Ab LJUSBAOGSRELAE.

Also Published As

Publication number Publication date
WO2002021657A1 (en) 2002-03-14

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