SE8004447L - Fiberoptisk temperaturgivare - Google Patents

Fiberoptisk temperaturgivare

Info

Publication number
SE8004447L
SE8004447L SE8004447A SE8004447A SE8004447L SE 8004447 L SE8004447 L SE 8004447L SE 8004447 A SE8004447 A SE 8004447A SE 8004447 A SE8004447 A SE 8004447A SE 8004447 L SE8004447 L SE 8004447L
Authority
SE
Sweden
Prior art keywords
fiber
temperature
light
emitting diode
fiberoptical
Prior art date
Application number
SE8004447A
Other languages
Unknown language ( )
English (en)
Other versions
SE438048B (sv
Inventor
F Lofgren
S-E Soderstrom
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Priority to SE8004447A priority Critical patent/SE438048B/sv
Priority to DE19813122788 priority patent/DE3122788A1/de
Priority to US06/273,118 priority patent/US4409476A/en
Priority to FR8111727A priority patent/FR2484639A1/fr
Priority to JP9205881A priority patent/JPS5728231A/ja
Priority to GB8118381A priority patent/GB2080519B/en
Publication of SE8004447L publication Critical patent/SE8004447L/sv
Publication of SE438048B publication Critical patent/SE438048B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
    • G01K11/3206—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres at discrete locations in the fibre, e.g. using Bragg scattering
    • G01K11/3213—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres at discrete locations in the fibre, e.g. using Bragg scattering using changes in luminescence, e.g. at the distal end of the fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Radiation Pyrometers (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
SE8004447A 1980-06-16 1980-06-16 Fiberoptisk temperaturgivare baserad pa fotoluminiscens hos ett fast material, som er utsatt for den temperatur som skall metas SE438048B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE8004447A SE438048B (sv) 1980-06-16 1980-06-16 Fiberoptisk temperaturgivare baserad pa fotoluminiscens hos ett fast material, som er utsatt for den temperatur som skall metas
DE19813122788 DE3122788A1 (de) 1980-06-16 1981-06-09 "faseroptische temperaturmessanordnung"
US06/273,118 US4409476A (en) 1980-06-16 1981-06-12 Fiber optic temperature-measuring apparatus
FR8111727A FR2484639A1 (fr) 1980-06-16 1981-06-15 Dispositif de mesure de temperature a fibres optiques
JP9205881A JPS5728231A (en) 1980-06-16 1981-06-15 Optical fiber temperature measuring device
GB8118381A GB2080519B (en) 1980-06-16 1981-06-15 Fibre optic temperature-measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8004447A SE438048B (sv) 1980-06-16 1980-06-16 Fiberoptisk temperaturgivare baserad pa fotoluminiscens hos ett fast material, som er utsatt for den temperatur som skall metas

Publications (2)

Publication Number Publication Date
SE8004447L true SE8004447L (sv) 1981-12-17
SE438048B SE438048B (sv) 1985-03-25

Family

ID=20341219

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8004447A SE438048B (sv) 1980-06-16 1980-06-16 Fiberoptisk temperaturgivare baserad pa fotoluminiscens hos ett fast material, som er utsatt for den temperatur som skall metas

Country Status (6)

Country Link
US (1) US4409476A (sv)
JP (1) JPS5728231A (sv)
DE (1) DE3122788A1 (sv)
FR (1) FR2484639A1 (sv)
GB (1) GB2080519B (sv)
SE (1) SE438048B (sv)

Families Citing this family (62)

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SE423752B (sv) * 1980-09-29 1982-05-24 Asea Ab Optiskt sensorelement
DE3129041A1 (de) * 1981-07-23 1983-02-03 BBC Aktiengesellschaft Brown, Boveri & Cie., 5401 Baden, Aargau Faseroptischer sensor zum erfassen von elektrischen lichtbogenentladungen
US4516858A (en) * 1982-02-09 1985-05-14 The United States Of America As Represented By The Secretary Of The Air Force Multiple site laser excited pollution monitoring system
US4558217A (en) * 1982-03-12 1985-12-10 Luxtron Corporation Multiplexing and calibration techniques for optical signal measuring instruments
SE435967B (sv) * 1982-04-01 1984-10-29 Asea Ab Fiberoptiskt luminiscensmetdon
US5004913A (en) * 1982-08-06 1991-04-02 Marcos Kleinerman Remote measurement of physical variables with fiber optic systems - methods, materials and devices
US5222810A (en) * 1982-08-06 1993-06-29 Kleinerman Marcos Y Fiber optic systems for sensing temperature and other physical variables
US5090818A (en) * 1982-08-06 1992-02-25 Kleinerman Marcos Y Fiber optic systems for sensing temperature and other physical variables
US4708494A (en) * 1982-08-06 1987-11-24 Marcos Kleinerman Methods and devices for the optical measurement of temperature with luminescent materials
SE455345B (sv) * 1982-12-30 1988-07-04 Asea Ab Ljusalstrande element innefattande ett optiskt filter som ger den emitterade signalen en temperaturoberoende uteffekt, samt anvendning av det ljusalstrande elementet
GB2139346A (en) * 1983-03-04 1984-11-07 Univ London Optical sensor
US4750139A (en) * 1985-01-24 1988-06-07 Accufiber, Inc. Blackbody radiation sensing optical fiber thermometer system
US4845647A (en) * 1985-01-24 1989-07-04 Accufiber, Inc. Method and apparatus for determining temperature in a blackbody radiation sensing system
US4679934A (en) * 1985-08-08 1987-07-14 The United States Of America As Represented By The Secretary Of The Air Force Fiber optic pyrometry with large dynamic range
EP0218893A3 (de) * 1985-09-11 1987-08-19 BBC Brown Boveri AG Verfahren und Vorrichtung zur kontaktlosen Fern-Erfassung und -Überwachung des Betriebszustandes eines Hochspannungsgerätes
DE3635950A1 (de) * 1985-10-22 1987-04-23 Toshiba Kawasaki Kk System zum belichten eines roentgenfilms mit roentgenstrahlen auf eine ausreichende dichte
FR2593604B1 (fr) * 1986-01-30 1988-03-11 Comp Generale Electricite Procede et dispositif pour mesurer a distance la distribution d'un parametre physico-chimique dans un milieu
FR2595820B1 (fr) * 1986-03-13 1990-01-05 Bertin & Cie Dispositif a fibres optiques pour la detection a distance d'une grandeur physique, en particulier de la temperature
US4790669A (en) * 1986-04-08 1988-12-13 Cv Technology, Inc. Spectroscopic method and apparatus for optically measuring temperature
US4994059A (en) * 1986-05-09 1991-02-19 Gv Medical, Inc. Laser catheter feedback system
US4899044A (en) * 1988-04-29 1990-02-06 Westinghouse Electric Corp. Optically coupled remote sensor apparatus and system
GB8917737D0 (en) * 1989-08-03 1989-09-20 Bicc Plc Optical measurement system
US5281811A (en) * 1991-06-17 1994-01-25 Litton Systems, Inc. Digital wavelength division multiplex optical transducer having an improved decoder
US5470155A (en) * 1993-06-11 1995-11-28 Luxtron Corporation Apparatus and method for measuring temperatures at a plurality of locations using luminescent-type temperature sensors which are excited in a time sequence
JP3524431B2 (ja) * 1998-06-19 2004-05-10 岸田 欣増 測定装置
FR2806159B1 (fr) * 2000-03-09 2003-03-07 Lorraine Inst Nat Polytech Procede et dispositif optique pour la mesure non intrusive de la temperature dans un liquide en ecoulement
DE10027533C1 (de) * 2000-06-02 2001-11-15 Ufz Leipzighalle Gmbh Verfahren und Anordnung zur mehrkanaligen Messung von Temperaturen mittels optischer Detektion der energetischen Bandlücke von Festkörpern
US6527440B1 (en) * 2000-08-31 2003-03-04 Siemens Westinghouse Power Corporation Optical power generator system condition status indicator and methods of indicating same
CA2372637A1 (en) * 2002-02-20 2003-08-20 Institut National D'optique Packaged optical sensors on the side of optical fibres
JP3939205B2 (ja) * 2002-06-18 2007-07-04 浜松ホトニクス株式会社 レーザ加工装置、レーザ加工温度測定装置、レーザ加工方法及びレーザ加工温度測定方法
US6776522B2 (en) 2002-10-09 2004-08-17 Steven J. Syracuse Apparatus and system for monitoring temperature of high voltage conductors
US8076920B1 (en) 2007-03-12 2011-12-13 Cirrus Logic, Inc. Switching power converter and control system
US7667408B2 (en) * 2007-03-12 2010-02-23 Cirrus Logic, Inc. Lighting system with lighting dimmer output mapping
US8723438B2 (en) * 2007-03-12 2014-05-13 Cirrus Logic, Inc. Switch power converter control with spread spectrum based electromagnetic interference reduction
US7852017B1 (en) * 2007-03-12 2010-12-14 Cirrus Logic, Inc. Ballast for light emitting diode light sources
TW200846639A (en) 2007-03-14 2008-12-01 Entegris Inc System and method for non-intrusive thermal monitor
US7554473B2 (en) 2007-05-02 2009-06-30 Cirrus Logic, Inc. Control system using a nonlinear delta-sigma modulator with nonlinear process modeling
US8102127B2 (en) 2007-06-24 2012-01-24 Cirrus Logic, Inc. Hybrid gas discharge lamp-LED lighting system
US8576589B2 (en) * 2008-01-30 2013-11-05 Cirrus Logic, Inc. Switch state controller with a sense current generated operating voltage
US8212491B2 (en) * 2008-07-25 2012-07-03 Cirrus Logic, Inc. Switching power converter control with triac-based leading edge dimmer compatibility
US8847719B2 (en) 2008-07-25 2014-09-30 Cirrus Logic, Inc. Transformer with split primary winding
US8344707B2 (en) * 2008-07-25 2013-01-01 Cirrus Logic, Inc. Current sensing in a switching power converter
US8222872B1 (en) 2008-09-30 2012-07-17 Cirrus Logic, Inc. Switching power converter with selectable mode auxiliary power supply
US8288954B2 (en) * 2008-12-07 2012-10-16 Cirrus Logic, Inc. Primary-side based control of secondary-side current for a transformer
US8299722B2 (en) 2008-12-12 2012-10-30 Cirrus Logic, Inc. Time division light output sensing and brightness adjustment for different spectra of light emitting diodes
US8362707B2 (en) 2008-12-12 2013-01-29 Cirrus Logic, Inc. Light emitting diode based lighting system with time division ambient light feedback response
US8482223B2 (en) * 2009-04-30 2013-07-09 Cirrus Logic, Inc. Calibration of lamps
US8248145B2 (en) * 2009-06-30 2012-08-21 Cirrus Logic, Inc. Cascode configured switching using at least one low breakdown voltage internal, integrated circuit switch to control at least one high breakdown voltage external switch
US8198874B2 (en) 2009-06-30 2012-06-12 Cirrus Logic, Inc. Switching power converter with current sensing transformer auxiliary power supply
US8212493B2 (en) * 2009-06-30 2012-07-03 Cirrus Logic, Inc. Low energy transfer mode for auxiliary power supply operation in a cascaded switching power converter
US8963535B1 (en) 2009-06-30 2015-02-24 Cirrus Logic, Inc. Switch controlled current sensing using a hall effect sensor
US9155174B2 (en) * 2009-09-30 2015-10-06 Cirrus Logic, Inc. Phase control dimming compatible lighting systems
US9178415B1 (en) 2009-10-15 2015-11-03 Cirrus Logic, Inc. Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter
US8654483B2 (en) * 2009-11-09 2014-02-18 Cirrus Logic, Inc. Power system having voltage-based monitoring for over current protection
US8536799B1 (en) 2010-07-30 2013-09-17 Cirrus Logic, Inc. Dimmer detection
US8569972B2 (en) 2010-08-17 2013-10-29 Cirrus Logic, Inc. Dimmer output emulation
US9173261B2 (en) 2010-07-30 2015-10-27 Wesley L. Mokry Secondary-side alternating energy transfer control with inverted reference and LED-derived power supply
US20110268150A1 (en) * 2010-12-17 2011-11-03 General Electric Company System and method for measuring temperature
US8823289B2 (en) 2011-03-24 2014-09-02 Cirrus Logic, Inc. Color coordination of electronic light sources with dimming and temperature responsiveness
WO2013071181A2 (en) 2011-11-11 2013-05-16 Cirrus Logic, Inc. Color mixing of electronic light sources with correlation between phase-cut dimmer angle and predetermined black body radiation function
US9204503B1 (en) 2012-07-03 2015-12-01 Philips International, B.V. Systems and methods for dimming multiple lighting devices by alternating transfer from a magnetic storage element
DE112019006967T5 (de) * 2019-03-04 2021-12-02 Mitsubishi Electric Corporation Rotierende elektrische maschine, antriebseinrichtung für eine rotierende elektrische maschine, sowie antriebssystem für eine rotierende elektrische maschine

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Publication number Priority date Publication date Assignee Title
GB1480583A (en) * 1973-07-02 1977-07-20 Reyrolle Parsons Ltd Measurement of surface temperature of rotating objects
US4075493A (en) * 1976-12-16 1978-02-21 Ronald Alves Optical temperature measurement technique utilizing phosphors
CH639196A5 (de) * 1977-11-23 1983-10-31 Asea Ab Messgeraet zum messen von physikalischen groessen mittels optischer mittel.
US4223216A (en) * 1979-01-22 1980-09-16 Rockwell International Corporation Means for sensing and color multiplexing optical data over a compact fiber optic transmission system

Also Published As

Publication number Publication date
GB2080519B (en) 1984-11-21
JPS5728231A (en) 1982-02-15
SE438048B (sv) 1985-03-25
FR2484639A1 (fr) 1981-12-18
JPH0131132B2 (sv) 1989-06-23
US4409476A (en) 1983-10-11
DE3122788A1 (de) 1982-02-11
FR2484639B1 (sv) 1984-11-30
GB2080519A (en) 1982-02-03

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