KR20230017862A - 입자 수 센서 - Google Patents
입자 수 센서 Download PDFInfo
- Publication number
- KR20230017862A KR20230017862A KR1020227046043A KR20227046043A KR20230017862A KR 20230017862 A KR20230017862 A KR 20230017862A KR 1020227046043 A KR1020227046043 A KR 1020227046043A KR 20227046043 A KR20227046043 A KR 20227046043A KR 20230017862 A KR20230017862 A KR 20230017862A
- Authority
- KR
- South Korea
- Prior art keywords
- radiation
- laser
- particle
- thermal radiation
- sensitive
- Prior art date
Links
- 239000002245 particle Substances 0.000 title claims abstract description 80
- 230000005855 radiation Effects 0.000 claims abstract description 141
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 230000003287 optical effect Effects 0.000 claims abstract description 29
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 description 18
- 238000005259 measurement Methods 0.000 description 14
- 239000004071 soot Substances 0.000 description 12
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
Images
Classifications
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- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1434—Optical arrangements
-
- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1429—Signal processing
-
- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1429—Signal processing
- G01N15/1433—Signal processing using image recognition
-
- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
- G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
-
- G01N15/1463—
-
- 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
-
- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1434—Optical arrangements
- G01N2015/144—Imaging characterised by its optical setup
-
- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N2015/1486—Counting the particles
-
- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N2015/1488—Methods for deciding
-
- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N2015/1493—Particle size
Landscapes
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102020206921.2A DE102020206921A1 (de) | 2020-06-03 | 2020-06-03 | Partikelzahlsensor |
| DE102020206921.2 | 2020-06-03 | ||
| PCT/EP2021/062965 WO2021244839A1 (fr) | 2020-06-03 | 2021-05-17 | Capteur de nombre de particules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20230017862A true KR20230017862A (ko) | 2023-02-06 |
Family
ID=76076326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020227046043A KR20230017862A (ko) | 2020-06-03 | 2021-05-17 | 입자 수 센서 |
Country Status (4)
| Country | Link |
|---|---|
| KR (1) | KR20230017862A (fr) |
| CN (1) | CN115667878A (fr) |
| DE (1) | DE102020206921A1 (fr) |
| WO (1) | WO2021244839A1 (fr) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1983328B1 (fr) * | 2007-04-20 | 2010-02-17 | SICK Engineering GmbH | Rétro-diffusion avec effacement du fond |
| EP2808669B1 (fr) * | 2013-05-31 | 2015-03-04 | Durag GmbH | Dispositif de mesure de la lumière diffusée à partir d'un volume de mesure en compensant les signaux d'arrière-plan |
| DE102015102631A1 (de) * | 2015-02-24 | 2016-08-25 | Leica Microsystems Cms Gmbh | Vorrichtung und Verfahren zum Detektieren von Licht |
| DE102018203301A1 (de) | 2018-03-06 | 2019-09-12 | Robert Bosch Gmbh | Mit Laser induzierter Inkandeszenz arbeitender Partikelsensor mit einer konfokalen Anordnung eines Laserspots und eines Temperaturstrahlungsspots |
| DE102018218912A1 (de) * | 2018-11-06 | 2020-05-07 | Robert Bosch Gmbh | Partikelsensor zur Detektion von Partikeln oder Aerosol in einem strömenden Fluid unter Verwendung des Prinzips der laserinduzierten Inkandeszenz |
-
2020
- 2020-06-03 DE DE102020206921.2A patent/DE102020206921A1/de not_active Withdrawn
-
2021
- 2021-05-17 WO PCT/EP2021/062965 patent/WO2021244839A1/fr active Application Filing
- 2021-05-17 KR KR1020227046043A patent/KR20230017862A/ko unknown
- 2021-05-17 CN CN202180040169.8A patent/CN115667878A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE102020206921A1 (de) | 2021-12-09 |
| CN115667878A (zh) | 2023-01-31 |
| WO2021244839A1 (fr) | 2021-12-09 |
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