CN113939727A - 光学微粒传感器 - Google Patents
光学微粒传感器 Download PDFInfo
- Publication number
- CN113939727A CN113939727A CN202080042787.1A CN202080042787A CN113939727A CN 113939727 A CN113939727 A CN 113939727A CN 202080042787 A CN202080042787 A CN 202080042787A CN 113939727 A CN113939727 A CN 113939727A
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- Prior art keywords
- light
- detector
- smoke
- particle detector
- fire
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- 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.)
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Images
Classifications
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- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
- G01N15/0211—Investigating a scatter or diffraction pattern
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
-
- 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
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
- G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/075—Investigating concentration of particle suspensions by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N2015/0038—Investigating nanoparticles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N2015/0042—Investigating dispersion of solids
- G01N2015/0046—Investigating dispersion of solids in gas, e.g. smoke
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962859868P | 2019-06-11 | 2019-06-11 | |
US62/859,868 | 2019-06-11 | ||
US201962861416P | 2019-06-14 | 2019-06-14 | |
US62/861,416 | 2019-06-14 | ||
US202062991865P | 2020-03-19 | 2020-03-19 | |
US62/991,865 | 2020-03-19 | ||
PCT/EP2020/065673 WO2020249485A1 (en) | 2019-06-11 | 2020-06-05 | Optical particle sensor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113939727A true CN113939727A (zh) | 2022-01-14 |
Family
ID=71103354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080042787.1A Pending CN113939727A (zh) | 2019-06-11 | 2020-06-05 | 光学微粒传感器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220244160A1 (zh) |
CN (1) | CN113939727A (zh) |
DE (1) | DE112020002849T5 (zh) |
TW (1) | TW202104872A (zh) |
WO (1) | WO2020249485A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102022130012A1 (de) | 2022-11-14 | 2024-05-16 | HELLA GmbH & Co. KGaA | Verfahren und Vorrichtung zur Untersuchung von Aerosolen vor einem Kraftfahrzeug |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080246623A1 (en) * | 2003-11-17 | 2008-10-09 | Tetsuya Nagashima | Light Scattering Type Smoke Detector |
EP2093731A1 (de) * | 2008-02-19 | 2009-08-26 | Siemens Aktiengesellschaft | Linearer optischer Rauchmelder mit mehreren Teilstrahlen |
US20100194574A1 (en) * | 2009-01-30 | 2010-08-05 | David James Monk | Particle detection system and method of detecting particles |
US20110181870A1 (en) * | 2008-10-01 | 2011-07-28 | Thorn Security Limited | Particulate detector |
CN102232183A (zh) * | 2008-09-05 | 2011-11-02 | 爱克斯崔里斯科技有限公司 | 微粒特性的光学探测 |
JP2013195328A (ja) * | 2012-03-22 | 2013-09-30 | Sony Corp | 微小粒子測定装置及び光照射装置並びに微小粒子測定装置用の光学部材 |
US20150346086A1 (en) * | 2012-04-29 | 2015-12-03 | Matthew Erdtmann | Methods of smoke detecting using two different wavelengths of light and ambient light detection for measurement correction |
EP3029648A1 (de) * | 2014-12-01 | 2016-06-08 | Siemens Schweiz AG | Streulichtrauchmelder mit zwei zweifarbigen Leuchtdioden und einem gemeinsamen Photosensor oder mit einer zweifarbigen Leuchtdiode und mit zwei Photosensoren jeweils in einer Vorwärts- und Rückwärtsstreulichtanordnung |
US20180220500A1 (en) * | 2017-01-30 | 2018-08-02 | Newtonoid Technologies, L.L.C. | Smart ovens and optional browning trays therefor |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPQ553800A0 (en) * | 2000-02-10 | 2000-03-02 | Cole, Martin Terence | Improvements relating to smoke detectors particularily duct monitored smoke detectors |
-
2020
- 2020-06-05 DE DE112020002849.6T patent/DE112020002849T5/de active Pending
- 2020-06-05 CN CN202080042787.1A patent/CN113939727A/zh active Pending
- 2020-06-05 US US17/617,650 patent/US20220244160A1/en active Pending
- 2020-06-05 WO PCT/EP2020/065673 patent/WO2020249485A1/en active Application Filing
- 2020-06-11 TW TW109119592A patent/TW202104872A/zh unknown
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080246623A1 (en) * | 2003-11-17 | 2008-10-09 | Tetsuya Nagashima | Light Scattering Type Smoke Detector |
EP2093731A1 (de) * | 2008-02-19 | 2009-08-26 | Siemens Aktiengesellschaft | Linearer optischer Rauchmelder mit mehreren Teilstrahlen |
CN102232183A (zh) * | 2008-09-05 | 2011-11-02 | 爱克斯崔里斯科技有限公司 | 微粒特性的光学探测 |
US20110181870A1 (en) * | 2008-10-01 | 2011-07-28 | Thorn Security Limited | Particulate detector |
US20100194574A1 (en) * | 2009-01-30 | 2010-08-05 | David James Monk | Particle detection system and method of detecting particles |
JP2013195328A (ja) * | 2012-03-22 | 2013-09-30 | Sony Corp | 微小粒子測定装置及び光照射装置並びに微小粒子測定装置用の光学部材 |
US20150346086A1 (en) * | 2012-04-29 | 2015-12-03 | Matthew Erdtmann | Methods of smoke detecting using two different wavelengths of light and ambient light detection for measurement correction |
EP3029648A1 (de) * | 2014-12-01 | 2016-06-08 | Siemens Schweiz AG | Streulichtrauchmelder mit zwei zweifarbigen Leuchtdioden und einem gemeinsamen Photosensor oder mit einer zweifarbigen Leuchtdiode und mit zwei Photosensoren jeweils in einer Vorwärts- und Rückwärtsstreulichtanordnung |
US20180220500A1 (en) * | 2017-01-30 | 2018-08-02 | Newtonoid Technologies, L.L.C. | Smart ovens and optional browning trays therefor |
Also Published As
Publication number | Publication date |
---|---|
US20220244160A1 (en) | 2022-08-04 |
WO2020249485A1 (en) | 2020-12-17 |
TW202104872A (zh) | 2021-02-01 |
DE112020002849T5 (de) | 2022-03-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Xie Wenzhong Inventor after: Marcus dantler Inventor after: Frederic F Inventor after: A. Rolio Inventor after: E. J. Ross Inventor after: R. Verdould Inventor before: Xie Wenzhong Inventor before: Marcus dantler Inventor before: Frederic F Inventor before: A. Rolio Inventor before: E. J. Ross Inventor before: R. Pieningberg Inventor before: R. Verdould |
|
CB03 | Change of inventor or designer information | ||
CB02 | Change of applicant information |
Address after: Premstein, Austria Applicant after: Ames-Osram GmbH Address before: Presterten, Austria Applicant before: AMS AG |
|
CB02 | Change of applicant information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20230629 Address after: Analytik Jena Applicant after: AMS sensor Germany Co.,Ltd. Address before: Premstein, Austria Applicant before: Ames-Osram GmbH |
|
TA01 | Transfer of patent application right |