FR2718847B1 - Appareil pour prélever des échantillons de poussières. - Google Patents
Appareil pour prélever des échantillons de poussières.Info
- Publication number
- FR2718847B1 FR2718847B1 FR9504550A FR9504550A FR2718847B1 FR 2718847 B1 FR2718847 B1 FR 2718847B1 FR 9504550 A FR9504550 A FR 9504550A FR 9504550 A FR9504550 A FR 9504550A FR 2718847 B1 FR2718847 B1 FR 2718847B1
- Authority
- FR
- France
- Prior art keywords
- dust samples
- taking dust
- taking
- samples
- dust
- 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 - Fee Related
Links
- 239000000428 dust Substances 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
- G01F1/32—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
- G01F1/325—Means for detecting quantities used as proxy variables for swirl
- G01F1/3282—Means for detecting quantities used as proxy variables for swirl for detecting variations in infrasonic, sonic or ultrasonic waves, due to modulation by passing through the swirling fluid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
- B04C2009/002—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with external filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N2001/222—Other features
- G01N2001/2223—Other features aerosol sampling devices
Landscapes
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Fluid Mechanics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4413525A DE4413525C2 (de) | 1994-04-15 | 1994-04-15 | Staubprobenahmegerät |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2718847A1 FR2718847A1 (fr) | 1995-10-20 |
FR2718847B1 true FR2718847B1 (fr) | 1998-04-10 |
Family
ID=6515833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9504550A Expired - Fee Related FR2718847B1 (fr) | 1994-04-15 | 1995-04-14 | Appareil pour prélever des échantillons de poussières. |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE4413525C2 (fr) |
FR (1) | FR2718847B1 (fr) |
GB (1) | GB2288344B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19735205A1 (de) * | 1997-08-14 | 1999-02-25 | Gustav Prof Dr Techn Schweiger | Verfahren zur spektroskopischen Rußmessung |
DE102004056856A1 (de) * | 2004-11-25 | 2006-06-01 | Hilti Ag | Grobabscheider |
DE102011109734A1 (de) * | 2011-08-08 | 2013-02-14 | Veritas Ag | Filterschutzkappe |
CN105181396B (zh) * | 2015-09-11 | 2018-05-15 | 北京市化工职业病防治院 | 一种个人呼吸性粉尘采样装置 |
DE102020002041A1 (de) | 2020-04-01 | 2021-10-07 | Palas Gmbh Partikel- Und Lasermesstechnik | Verfahren und Vorrichtung zum Bestimmen von Partikeln eines Aerosols |
CN114720223B (zh) * | 2022-03-03 | 2023-09-08 | 中国矿业大学 | 一种粉尘发生装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD89496B (fr) * | ||||
US3070990A (en) * | 1960-02-11 | 1963-01-01 | Pittsburgh Plate Glass Co | Sampling device and method for analysis of furnace gases |
IT1061615B (it) * | 1976-05-28 | 1983-04-30 | Cnen | Campionatore di polveri basato sulla simulazione dell apparato respiratorio |
DD145037A3 (de) * | 1978-08-29 | 1980-11-19 | Juergen Schmalz | Zyklon-vorabscheider fuer staubpro enahmegeraete |
GB2129335B (en) * | 1982-10-22 | 1985-09-11 | Coal Ind | Improvements in dust detection |
DD219381A1 (de) * | 1983-11-24 | 1985-03-06 | Medizin Labortechnik Veb K | Sensor fuer die volumenstrommessung eines atemgases |
US4649760A (en) * | 1985-04-18 | 1987-03-17 | Wedding James B | Method and apparatus for controlling flow volume through an aerosol sampler |
US4670002A (en) * | 1985-12-09 | 1987-06-02 | Hitachi Koki Company, Ltd. | Centrifugal elutriator rotor |
DE3735106A1 (de) * | 1987-10-16 | 1989-04-27 | Seebeck Technoproduct Gmbh | Verfahren und vorrichtung zur ausscheidung von fluessigkeitsteilchen aus gasen, insbesondere von aerosolen aus abgasen |
GB2226409B (en) * | 1988-12-05 | 1992-12-23 | Mitsubishi Electric Corp | Karman's vortex flow meter |
US4941899A (en) * | 1989-04-24 | 1990-07-17 | Regents Of The University Of Minnesota | Cyclone personal sampler for aerosols |
DE3921895C2 (de) * | 1989-07-04 | 1996-10-10 | Przybilla Karl Dr | Aerosol-Elektrometer und Aerosol-Sensoreinrichtung |
DE4003648A1 (de) * | 1990-02-07 | 1991-08-08 | Ingo Dr Ing Gruen | Staubmessung von luft |
DE9005477U1 (de) * | 1990-05-14 | 1990-08-16 | Siemens AG, 1000 Berlin und 8000 München | Abgaspartikel-Meßeinrichtung |
US5180407A (en) * | 1991-11-14 | 1993-01-19 | Demarco Thomas M | Vacuum loader with vaned and short tangential separator |
DE4218155A1 (de) * | 1992-06-02 | 1993-12-09 | Fraunhofer Ges Forschung | Staubsammlerkopf |
-
1994
- 1994-04-15 DE DE4413525A patent/DE4413525C2/de not_active Expired - Fee Related
-
1995
- 1995-04-10 GB GB9507413A patent/GB2288344B/en not_active Expired - Fee Related
- 1995-04-14 FR FR9504550A patent/FR2718847B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB9507413D0 (en) | 1995-05-31 |
GB2288344B (en) | 1998-01-14 |
FR2718847A1 (fr) | 1995-10-20 |
GB2288344A (en) | 1995-10-18 |
DE4413525A1 (de) | 1995-10-26 |
DE4413525C2 (de) | 1996-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |