BR112015013313A2 - processo e dispositivo embarcado de análise de fluido em um motor térmico - Google Patents

processo e dispositivo embarcado de análise de fluido em um motor térmico

Info

Publication number
BR112015013313A2
BR112015013313A2 BR112015013313A BR112015013313A BR112015013313A2 BR 112015013313 A2 BR112015013313 A2 BR 112015013313A2 BR 112015013313 A BR112015013313 A BR 112015013313A BR 112015013313 A BR112015013313 A BR 112015013313A BR 112015013313 A2 BR112015013313 A2 BR 112015013313A2
Authority
BR
Brazil
Prior art keywords
source
light
analysis
courant
alimentation
Prior art date
Application number
BR112015013313A
Other languages
English (en)
Inventor
Fournel Johan
Oberti Sylvain
Original Assignee
Sp3H
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
Priority claimed from FR1261757A external-priority patent/FR2999333A1/fr
Priority claimed from FR1261758A external-priority patent/FR2999334B1/fr
Application filed by Sp3H filed Critical Sp3H
Publication of BR112015013313A2 publication Critical patent/BR112015013313A2/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3181—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using LEDs
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/062—LED's
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/062—LED's
    • G01N2201/0624—Compensating variation in output of LED source
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/121—Correction signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/121—Correction signals
    • G01N2201/1211—Correction signals for temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/124—Sensitivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/124—Sensitivity
    • G01N2201/1242—Validating, e.g. range invalidation, suspending operation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/124—Sensitivity
    • G01N2201/1247—Thresholding
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/127—Calibration; base line adjustment; drift compensation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/127—Calibration; base line adjustment; drift compensation
    • G01N2201/12723—Self check capacity; automatic, periodic step of checking

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Optical Measuring Cells (AREA)

Abstract

procede et dispositif embarque d'analyse de fluide dans un moteur thermique abrege l'invention concerne un procédé de commande d'un spectromètre d'analyse d'un produit, le procédé comprenant des étapes consistant à : acquérir une mesure (lfl, tpl) représentative du fonctionnement d'une source de lumière (ls), déterminer en fonction de la mesure, une valeur de courant d'alimentation (lcx) de la source de lumière, et/ou une valeur de durée d'intégration (ity) de cellules photosensibles (y) d'un capteur (ops), disposées sur un trajet d'un faisceau lumineux (lb) émis par la source de lumière et ayant interagi avec un produit à analyser, et si la valeur de durée d'intégration et/ou de courant d'alimentation est comprise entre des valeurs de seuil, fournir à la source de lumière un courant d'alimentation correspondant à la valeur déterminée de courant d'alimentation, ajuster la durée d'intégration d'une cellule photosensible à la valeur déterminée de durée d'intégration, et acquérir des mesures d'intensité lumineuse (msy) fournies par le capteur, permettant de former un spectre. fig. 1 tradução do resumo resumo patente de invenção: “processo e dispositivo embarcado de análise de fluido em um motor térmico”. a invenção refere-se a um processo de comando de um espectrômetro de análise de um produto, o espectrômetro compreendendo uma fonte de luz (ls), comportando vários diodos eletroluminescentes (ld1-ld4) tendo espectros de emissão respectivos abrangendo em combinação uma banda de comprimentos de onda de análise, o processo compreendendo etapas que consistem em: fornecer uma corrente de alimentação (i1-i4) a pelo menos um dos diodos eletroluminescentes para iluminá-la, medir uma intensidade luminosa (lfl1 – lfl4) emitida pela fonte de luz, medindo uma corrente a um borne de pelo menos um outro dos diodos eletroluminescentes mantida apagada, determinar, em função de cada medida de intensidade luminosa, um valor convencional (lc1-lc4) da corrente de alimentação de cada diodo iluminado, e regular a corrente de alimentação de cada diodo iluminado para que corresponda ao valor convencional.
BR112015013313A 2012-12-07 2013-12-04 processo e dispositivo embarcado de análise de fluido em um motor térmico BR112015013313A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1261757A FR2999333A1 (fr) 2012-12-07 2012-12-07 Procede et dispositif embarque d’analyse de fluide dans un moteur thermique
FR1261758A FR2999334B1 (fr) 2012-12-07 2012-12-07 Procede et dispositif embarque d’analyse de fluide dans un moteur thermique
PCT/FR2013/052940 WO2014087102A1 (fr) 2012-12-07 2013-12-04 Procede et dispositif embarque d'analyse de fluide dans un moteur thermique

Publications (1)

Publication Number Publication Date
BR112015013313A2 true BR112015013313A2 (pt) 2017-07-11

Family

ID=49886962

Family Applications (2)

Application Number Title Priority Date Filing Date
BR112015013313A BR112015013313A2 (pt) 2012-12-07 2013-12-04 processo e dispositivo embarcado de análise de fluido em um motor térmico
BR112015013222A BR112015013222A2 (pt) 2012-12-07 2013-12-04 processo e dispositivo embarcado de análise de fluido em um motor térmico

Family Applications After (1)

Application Number Title Priority Date Filing Date
BR112015013222A BR112015013222A2 (pt) 2012-12-07 2013-12-04 processo e dispositivo embarcado de análise de fluido em um motor térmico

Country Status (10)

Country Link
US (2) US9562851B2 (pt)
EP (2) EP2929322B1 (pt)
JP (1) JP2016501372A (pt)
KR (1) KR20150114465A (pt)
CN (2) CN104969058B (pt)
BR (2) BR112015013313A2 (pt)
CA (1) CA2892849A1 (pt)
MX (1) MX342198B (pt)
RU (2) RU2015127030A (pt)
WO (2) WO2014087103A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014111093A1 (de) * 2014-08-05 2016-02-11 Valeo Schalter Und Sensoren Gmbh Sensorvorrichtung zum Bestimmen einer Konzentration eines Fluids, Fahrerassistenzsystem, Kraftfahrzeug sowie Verfahren

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Also Published As

Publication number Publication date
RU2015127029A (ru) 2017-01-12
US9562850B2 (en) 2017-02-07
EP2929321B1 (fr) 2019-06-05
RU2637388C2 (ru) 2017-12-04
EP2929322A1 (fr) 2015-10-14
US20150300951A1 (en) 2015-10-22
CN104969059A (zh) 2015-10-07
MX2015007174A (es) 2015-10-20
BR112015013222A2 (pt) 2017-07-11
WO2014087103A1 (fr) 2014-06-12
KR20150114465A (ko) 2015-10-12
EP2929322B1 (fr) 2016-10-12
WO2014087102A1 (fr) 2014-06-12
EP2929321A1 (fr) 2015-10-14
JP2016501372A (ja) 2016-01-18
MX342198B (es) 2016-09-20
US20150346085A1 (en) 2015-12-03
CN104969058B (zh) 2017-08-08
US9562851B2 (en) 2017-02-07
CN104969058A (zh) 2015-10-07
CA2892849A1 (fr) 2014-06-12
RU2015127030A (ru) 2017-01-13

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