DE3675117D1 - Vorrichtung und verfahren zur analyse von teilchen in einem mittel. - Google Patents
Vorrichtung und verfahren zur analyse von teilchen in einem mittel.Info
- Publication number
- DE3675117D1 DE3675117D1 DE8686111073T DE3675117T DE3675117D1 DE 3675117 D1 DE3675117 D1 DE 3675117D1 DE 8686111073 T DE8686111073 T DE 8686111073T DE 3675117 T DE3675117 T DE 3675117T DE 3675117 D1 DE3675117 D1 DE 3675117D1
- Authority
- DE
- Germany
- Prior art keywords
- medium
- analyzing particles
- analyzing
- particles
- 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.)
- Expired - Lifetime
Links
- 239000002245 particle Substances 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4454—Signal recognition, e.g. specific values or portions, signal events, signatures
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/032—Analysing fluids by measuring attenuation of acoustic waves
-
- 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
- G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/024—Mixtures
- G01N2291/02408—Solids in gases, e.g. particle suspensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/024—Mixtures
- G01N2291/02416—Solids in liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02854—Length, thickness
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Dispersion Chemistry (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60177552A JPS6238345A (ja) | 1985-08-14 | 1985-08-14 | 固形粒子の分析方法及び装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3675117D1 true DE3675117D1 (de) | 1990-11-29 |
Family
ID=16032945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686111073T Expired - Lifetime DE3675117D1 (de) | 1985-08-14 | 1986-08-11 | Vorrichtung und verfahren zur analyse von teilchen in einem mittel. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4722602A (de) |
EP (1) | EP0213468B1 (de) |
JP (1) | JPS6238345A (de) |
DE (1) | DE3675117D1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0621861B2 (ja) * | 1987-09-28 | 1994-03-23 | 株式会社日立製作所 | 光音響分光装置 |
JP2685482B2 (ja) * | 1988-04-08 | 1997-12-03 | 株式会社日立製作所 | 粒子状物質の分析方法及び装置 |
JP2543151B2 (ja) * | 1988-08-18 | 1996-10-16 | 株式会社日立製作所 | ブレイクダウンプラズマ測定装置 |
GB8903320D0 (en) * | 1989-02-14 | 1989-04-05 | Mahgerefteh Haroun | Particle sizer |
US5069551A (en) * | 1989-11-24 | 1991-12-03 | Iowa State University Research Foundation, Inc. | Method and apparatus of measuring unburned carbon in fly ash |
DE4130639A1 (de) * | 1991-09-14 | 1993-03-18 | Reinhard Dr Niessner | Verfahren zur quantitativen und qualitativen erfassung von kohlenwasserstoffhaltigen russschwebeteilchen in gasen |
FR2815716B1 (fr) * | 2000-10-23 | 2002-11-29 | Commissariat Energie Atomique | Dispositif de mesure en ligne de pulsations d'un laser et procede de mesure par spectroscopie photo-acoustique |
US8234907B2 (en) * | 2006-11-10 | 2012-08-07 | Koninklijke Philips Eletronics N.V. | Photo acoustic detector with improved signal processing |
DE102007014519A1 (de) * | 2007-03-27 | 2008-10-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Photoakustischer Detektor zur Messung von Feinstaub |
FR2920542B1 (fr) * | 2007-08-27 | 2010-02-26 | Korea Electric Power Corp | Appareillage et procede pour detecter des particules contenues dans de l'eau |
US8848191B2 (en) | 2012-03-14 | 2014-09-30 | Honeywell International Inc. | Photoacoustic sensor with mirror |
US11085903B2 (en) * | 2016-06-14 | 2021-08-10 | Nemak S.A.B. De C.V. | Method, device and use for the device for quantitatively determining the concentration or particle size of a component of a heterogeneous material mixture |
EP4050322B1 (de) * | 2016-08-04 | 2024-05-29 | Malvern Panalytical Limited | Verfahren zur charakterisierung von partikeln suspendiert in einem flüssigen dispergiermittel durch lichtstreuung, prozessor und maschinenlesbares, nicht-transientes speichermedium |
CN115683959B (zh) * | 2022-11-03 | 2023-07-14 | 北京信息科技大学 | 基于碰撞声特征的生物质颗粒粒径识别系统及方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3710615A (en) * | 1971-03-25 | 1973-01-16 | Trw Inc | Acoustic particle concentration measuring instrument and method |
US4184768A (en) * | 1977-11-04 | 1980-01-22 | The Johns Hopkins University | Self-calibrating photoacoustic apparatus for measuring light intensity and light absorption |
US4277179A (en) * | 1979-03-12 | 1981-07-07 | The United States Of America As Represented By The Secretary Of The Army | Resonant subcavity differential spectrophone |
US4413504A (en) * | 1982-05-27 | 1983-11-08 | University Of Florida | Liquid-phase chromatography detector |
DE3319922A1 (de) * | 1983-06-01 | 1984-12-06 | Bayer Ag, 5090 Leverkusen | Verfahren und vorrichtung zur regelung von prozessen, an denen eine disperse phase beteiligt ist |
-
1985
- 1985-08-14 JP JP60177552A patent/JPS6238345A/ja active Granted
-
1986
- 1986-08-01 US US06/894,665 patent/US4722602A/en not_active Expired - Lifetime
- 1986-08-11 EP EP86111073A patent/EP0213468B1/de not_active Expired
- 1986-08-11 DE DE8686111073T patent/DE3675117D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4722602A (en) | 1988-02-02 |
EP0213468A3 (en) | 1987-07-29 |
JPH0479570B2 (de) | 1992-12-16 |
EP0213468A2 (de) | 1987-03-11 |
EP0213468B1 (de) | 1990-10-24 |
JPS6238345A (ja) | 1987-02-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |