FR3035511A1 - Dispositif d’analyse optique de la qualite de l’air circulant dans une installation de chauffage/ climatisation de vehicule - Google Patents
Dispositif d’analyse optique de la qualite de l’air circulant dans une installation de chauffage/ climatisation de vehicule Download PDFInfo
- Publication number
- FR3035511A1 FR3035511A1 FR1553686A FR1553686A FR3035511A1 FR 3035511 A1 FR3035511 A1 FR 3035511A1 FR 1553686 A FR1553686 A FR 1553686A FR 1553686 A FR1553686 A FR 1553686A FR 3035511 A1 FR3035511 A1 FR 3035511A1
- Authority
- FR
- France
- Prior art keywords
- air
- photons
- deduce
- installation
- air flow
- 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
Links
- 238000004458 analytical method Methods 0.000 title claims abstract description 56
- 238000009434 installation Methods 0.000 title claims abstract description 40
- 238000010438 heat treatment Methods 0.000 title claims abstract description 30
- 238000004378 air conditioning Methods 0.000 title claims abstract description 27
- 230000003287 optical effect Effects 0.000 title description 4
- 239000013626 chemical specie Substances 0.000 claims description 38
- 238000010521 absorption reaction Methods 0.000 claims description 15
- 238000009792 diffusion process Methods 0.000 claims description 12
- 238000001429 visible spectrum Methods 0.000 claims description 4
- 230000007257 malfunction Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000000862 absorption spectrum Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 1
- 238000005085 air analysis Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 229910052805 deuterium Inorganic materials 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000002211 ultraviolet spectrum Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/031—Multipass arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
- B60H1/008—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models the input being air quality
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/05—Flow-through cuvettes
-
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
-
- 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
- G01N2021/3129—Determining multicomponents by multiwavelength light
- G01N2021/3133—Determining multicomponents by multiwavelength light with selection of wavelengths before the sample
-
- 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
- G01N2021/3129—Determining multicomponents by multiwavelength light
- G01N2021/3137—Determining multicomponents by multiwavelength light with selection of wavelengths after the sample
-
- 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
- G01N2021/317—Special constructive features
-
- 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
- G01N2021/317—Special constructive features
- G01N2021/3177—Use of spatially separated filters in simultaneous way
-
- 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
- G01N2021/3185—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry typically monochromatic or band-limited
-
- 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
- G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
- G01N2021/396—Type of laser source
- G01N2021/399—Diode laser
-
- 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
- G01N2201/061—Sources
- G01N2201/06166—Line selective sources
- G01N2201/0618—Halogene sources
-
- 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
- G01N2201/061—Sources
- G01N2201/06186—Resistance heated; wire sources; lamelle sources
-
- 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
- G01N2201/0627—Use of several LED's for spectral resolution
-
- 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
- G01N2201/063—Illuminating optical parts
- G01N2201/0636—Reflectors
-
- 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
- G01N2201/10—Scanning
- G01N2201/105—Purely optical scan
Landscapes
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Description
Claims (10)
- REVENDICATIONS1. Dispositif d'analyse (DA) pour une installation de chauffage/ climatisation (IC) propre à alimenter en air traité un habitacle (H) de véhicule (V), caractérisé en ce qu'il comprend i) au moins une source (SP) propre à générer des photons et à être installée en un premier endroit de ladite installation (IC) permettant la propagation et au moins deux réflexions de photons dans un espace interne (Elj) dans lequel circule un flux d'air à traiter, la ii) au moins un détecteur (DP) propre à être installé en un second endroit de ladite installation (IC), distant dudit premier endroit, et agencé pour détecter des photons ayant interagis avec ledit flux d'air circulant ou une face interne d'une paroi délimitant ledit espace interne (Elj) et pour délivrer des signaux représentatifs desdits photons détectés, et iii) des moyens d'analyse (MA) 15 agencés pour déduire desdits signaux délivrés au moins une information représentative d'une qualité dudit flux d'air circulant.
- 2. Dispositif selon la revendication 1, caractérisé en ce que lesdits moyens d'analyse (MA) sont agencés pour déduire desdits signaux délivrés au moins une concentration d'au moins une espèce chimique présente dans 20 ledit flux d'air, puis déduire de chaque concentration déduite une information représentative d'une qualité dudit flux d'air circulant.
- 3. Dispositif selon la revendication 2, caractérisé en ce que lesdits moyens d'analyse (MA) sont agencés pour déduire desdits signaux délivrés au moins un coefficient d'absorption desdits photons par au moins une 25 espèce chimique présente dans ledit flux d'air, puis déduire de chaque coefficient d'absorption ladite concentration de l'espèce chimique correspondante.
- 4. Dispositif selon la revendication 2, caractérisé en ce que lesdits moyens d'analyse (MA) sont agencés pour déduire desdits signaux délivrés 30 au moins un coefficient de diffusion desdits photons par au moins une espèce chimique présente dans ledit flux d'air, puis déduire de chaque coefficient de diffusion ladite concentration de l'espèce chimique correspondante.
- 5. Dispositif selon la revendication 1, caractérisé en ce que lesdits 3035511 17 moyens d'analyse (MA) sont agencés pour déduire desdits signaux délivrés au moins un paramètre physique, puis déduire de ce paramètre physique une information représentative de ladite qualité du flux d'air circulant.
- 6. Dispositif selon la revendication 5, caractérisé en ce que lesdits 5 moyens d'analyse (MA) sont agencés pour déduire desdits signaux délivrés un paramètre physique constituant une vitesse de rotation d'une turbine annulaire (TA) d'un pulseur (PU) de ladite installation (IC), puis déduire de cette vitesse de rotation une information représentative d'une vitesse de circulation dudit flux d'air qui définit ladite qualité du flux d'air circulant.
- 7. Dispositif selon l'une des revendications 1 à 6, caractérisé en ce qu'il comprend une source (SP) agencée pour délivrer des photons ayant différentes longueurs d'onde appartenant au spectre visible et définissant une lumière blanche, et un détecteur (DP) comprenant des capteurs agencés pour détecter des photons ayant au moins deux longueurs d'onde différentes.
- 8. Dispositif selon l'une des revendications 1 à 6, caractérisé en ce que chaque source (SP) est agencée pour délivrer des photons ayant une unique longueur d'onde, et en ce que chaque détecteur (DP) comprend au moins un capteur agencé pour détecter des photons ayant cette unique longueur d'onde.
- 9. Installation de chauffage/climatisation (IC) propre à alimenter en air traité un habitacle (H) de véhicule (V), caractérisée en ce qu'elle comprend au moins un dispositif d'analyse (DA) selon l'une des revendications précédentes.
- 10. Véhicule (V), caractérisé en ce qu'il comprend une installation de chauffage/climatisation (IC) selon la revendication 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1553686A FR3035511A1 (fr) | 2015-04-24 | 2015-04-24 | Dispositif d’analyse optique de la qualite de l’air circulant dans une installation de chauffage/ climatisation de vehicule |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1553686A FR3035511A1 (fr) | 2015-04-24 | 2015-04-24 | Dispositif d’analyse optique de la qualite de l’air circulant dans une installation de chauffage/ climatisation de vehicule |
Publications (1)
Publication Number | Publication Date |
---|---|
FR3035511A1 true FR3035511A1 (fr) | 2016-10-28 |
Family
ID=53496806
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1553686A Pending FR3035511A1 (fr) | 2015-04-24 | 2015-04-24 | Dispositif d’analyse optique de la qualite de l’air circulant dans une installation de chauffage/ climatisation de vehicule |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3035511A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111077663A (zh) * | 2019-12-31 | 2020-04-28 | 西安鹏泰航空动力技术有限公司 | 一种精密光学反射腔装置 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0200553A2 (fr) * | 1985-05-01 | 1986-11-05 | Nippondenso Co., Ltd. | Détecteur optique de poussières |
EP0647845A1 (fr) * | 1993-10-08 | 1995-04-12 | Geotechnical Instruments (UK) Limited | Analyseur de gaz |
WO2004063725A1 (fr) * | 2003-01-15 | 2004-07-29 | Senseair Ab | Cellule a gaz |
DE10319186A1 (de) * | 2003-04-29 | 2004-11-18 | Robert Bosch Gmbh | Gassensor, insbesondere für eine Fahrzeug-Klimaanlage |
DE102005016008A1 (de) * | 2005-04-07 | 2006-10-19 | Robert Bosch Gmbh | Bauelementemodul zur Anbringung auf einem Substrat und Verfahren zur Herstellung eines Bauelementemoduls |
US20070279633A1 (en) * | 2003-12-12 | 2007-12-06 | Elt Inc. | Gas Sensor |
US20080316489A1 (en) * | 2003-12-20 | 2008-12-25 | Ronny Ludwig | Gas Sensor |
US20090135415A1 (en) * | 2005-06-16 | 2009-05-28 | Jeong-Ik Park | Optical Cavity for Gas Sensor |
US20120212739A1 (en) * | 2011-02-21 | 2012-08-23 | Uwm Research Foundation, Inc. | Variable path length photon trapping spectrometer |
-
2015
- 2015-04-24 FR FR1553686A patent/FR3035511A1/fr active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0200553A2 (fr) * | 1985-05-01 | 1986-11-05 | Nippondenso Co., Ltd. | Détecteur optique de poussières |
EP0647845A1 (fr) * | 1993-10-08 | 1995-04-12 | Geotechnical Instruments (UK) Limited | Analyseur de gaz |
WO2004063725A1 (fr) * | 2003-01-15 | 2004-07-29 | Senseair Ab | Cellule a gaz |
DE10319186A1 (de) * | 2003-04-29 | 2004-11-18 | Robert Bosch Gmbh | Gassensor, insbesondere für eine Fahrzeug-Klimaanlage |
US20070279633A1 (en) * | 2003-12-12 | 2007-12-06 | Elt Inc. | Gas Sensor |
US20080316489A1 (en) * | 2003-12-20 | 2008-12-25 | Ronny Ludwig | Gas Sensor |
DE102005016008A1 (de) * | 2005-04-07 | 2006-10-19 | Robert Bosch Gmbh | Bauelementemodul zur Anbringung auf einem Substrat und Verfahren zur Herstellung eines Bauelementemoduls |
US20090135415A1 (en) * | 2005-06-16 | 2009-05-28 | Jeong-Ik Park | Optical Cavity for Gas Sensor |
US20120212739A1 (en) * | 2011-02-21 | 2012-08-23 | Uwm Research Foundation, Inc. | Variable path length photon trapping spectrometer |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111077663A (zh) * | 2019-12-31 | 2020-04-28 | 西安鹏泰航空动力技术有限公司 | 一种精密光学反射腔装置 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10286750B2 (en) | Apparatus for simultaneously measuring interior temperature and fine dust in vehicle | |
EP3286025B1 (fr) | Dispositif d'estimation de la concentration massique de particules fines contenues dans l'air d'une enceinte | |
EP3463945B1 (fr) | Système de qualité d'air pour véhicule automobile | |
US20180195946A1 (en) | Dust sensor having flow rate control function | |
EP3245081A1 (fr) | Dispositif d'analyse sélective d'airs filtrés et non filtrés, pour une installation de chauffage/climatisation d'une enceinte | |
EP1132226A1 (fr) | Dispositif de détection d'un risque d'embuage d'une vitre de véhicule automobile, et installation comportant un tel dispositif | |
FR3045741A1 (fr) | Pulseur d'aspiration destine a un dispositif de chauffage, ventilation et/ou climatisation d'un vehicule automobile et dispositif de chauffage, ventilation et/ou climatisation | |
EP3586058A1 (fr) | Bloc projecteur | |
FR3086619A1 (fr) | Systeme de nettoyage d'une pluralite de capteurs d'un vehicule automobile | |
WO2016083697A1 (fr) | Dispositif de contrôle de la qualité de l'air alimentant une enceinte, par contrôle de consignes de moyens d'accès en fonction de mesures de concentrations d'espèces chimiques | |
FR3035511A1 (fr) | Dispositif d’analyse optique de la qualite de l’air circulant dans une installation de chauffage/ climatisation de vehicule | |
EP3063025B1 (fr) | Système de désodorisation de l'habitacle d'un véhicule automobile | |
FR2976853A1 (fr) | Procede de ventilation d'un habitacle d'automobile et systeme de conditionnement d'air associe. | |
EP3463944A1 (fr) | Procédé de contrôle d'un système de qualité d'air pour véhicule automobile | |
EP3571565B1 (fr) | Système de pré-conditionnement d'un habitacle d'un véhicule automobile et procédé de gestion associe | |
EP2803976B1 (fr) | Dispositif et procédé de mesure de l'opacité et des oxydes d'azote dans les gaz d'échappement | |
EP3856553A1 (fr) | Aerateur de vehicule automobile, dispositif et procede de gestion thermique utilisant un tel aerateur de vehicule automobile | |
WO2017046088A1 (fr) | Dispositif optique au moins partiellement mobile pour l'eclairage et/ou la signalisation de vehicule automobile | |
FR3068331A1 (fr) | Procede pour surveiller le fonctionnement d'un systeme de controle de couche limite equipant un corps profile d'aeronef, programme d'ordinateur, systeme de surveillance et aeronef | |
FR2983128A1 (fr) | Procede de fonctionnement d'un dispositif pour generer un rideau d'air pour un espace interieur, en particulier d'un vehicule routier | |
FR3052235A1 (fr) | Dispositif et procede de controle de parametres de moyens de depollution d'air d'une enceinte | |
FR3088857A1 (fr) | Procédé de maintenance de filtres à air d’un véhicule ferroviaire | |
FR3101589A1 (fr) | Dispositif de nettoyage de vitre de véhicule | |
FR3031386A1 (fr) | Installation de chauffage/climatisation d’une enceinte, a volet auxiliaire rotatif supportant un capteur d’analyse de l’air exterieur et de l’air recircule | |
FR3076491B1 (fr) | Procede de determination du niveau de pollution de l’air a l’interieur et a l’exterieur d’un vehicule automobile |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20161028 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |
|
CA | Change of address |
Effective date: 20180312 |
|
CD | Change of name or company name |
Owner name: PEUGEOT CITROEN AUTOMOBILES SA, FR Effective date: 20180312 |
|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
PLFP | Fee payment |
Year of fee payment: 8 |
|
PLFP | Fee payment |
Year of fee payment: 9 |
|
CD | Change of name or company name |
Owner name: STELLANTIS AUTO SAS, FR Effective date: 20240423 |