FR2510266A1 - Dispositif de detection d'aerosols - Google Patents
Dispositif de detection d'aerosols Download PDFInfo
- Publication number
- FR2510266A1 FR2510266A1 FR8114430A FR8114430A FR2510266A1 FR 2510266 A1 FR2510266 A1 FR 2510266A1 FR 8114430 A FR8114430 A FR 8114430A FR 8114430 A FR8114430 A FR 8114430A FR 2510266 A1 FR2510266 A1 FR 2510266A1
- Authority
- FR
- France
- Prior art keywords
- particles
- aerosol
- venturi tube
- angle
- aerosols
- 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.)
- Granted
Links
- 239000000443 aerosol Substances 0.000 title claims abstract description 30
- 239000002245 particle Substances 0.000 claims abstract description 44
- 238000005070 sampling Methods 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims abstract description 7
- 230000005855 radiation Effects 0.000 claims abstract description 3
- 239000004094 surface-active agent Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims description 2
- 239000011737 fluorine Substances 0.000 claims description 2
- 238000012549 training Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 5
- 239000002964 rayon Substances 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 10
- 230000000717 retained effect Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 150000003863 ammonium salts Chemical class 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 2
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 2
- 230000005465 channeling Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910052778 Plutonium Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000003001 depressive effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- DNNSSWSSYDEUBZ-OUBTZVSYSA-N krypton-85 Chemical compound [85Kr] DNNSSWSSYDEUBZ-OUBTZVSYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 description 1
- 229910052704 radon Inorganic materials 0.000 description 1
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance 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
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T7/00—Details of radiation-measuring instruments
- G01T7/02—Collecting means for receiving or storing samples to be investigated and possibly directly transporting the samples to the measuring arrangement; particularly for investigating radioactive fluids
- G01T7/04—Collecting means for receiving or storing samples to be investigated and possibly directly transporting the samples to the measuring arrangement; particularly for investigating radioactive fluids by filtration
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Sampling And Sample Adjustment (AREA)
- Measurement Of Radiation (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8114430A FR2510266A1 (fr) | 1981-07-24 | 1981-07-24 | Dispositif de detection d'aerosols |
| US06/399,263 US4496837A (en) | 1981-07-24 | 1982-07-19 | Pressure reducing device |
| DE8282401352T DE3268538D1 (en) | 1981-07-24 | 1982-07-20 | Device and apparatus to detect aerosol particles by pressure difference |
| EP82401352A EP0072279B1 (fr) | 1981-07-24 | 1982-07-20 | Dispositif déprimogène et appareil de détection d'aérosols utilisant un tel dispositif |
| CA000407770A CA1199554A (en) | 1981-07-24 | 1982-07-21 | Pressure reducing device |
| JP57127818A JPS5826285A (ja) | 1981-07-24 | 1982-07-23 | 減圧装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8114430A FR2510266A1 (fr) | 1981-07-24 | 1981-07-24 | Dispositif de detection d'aerosols |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2510266A1 true FR2510266A1 (fr) | 1983-01-28 |
| FR2510266B1 FR2510266B1 (https=) | 1984-04-06 |
Family
ID=9260846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8114430A Granted FR2510266A1 (fr) | 1981-07-24 | 1981-07-24 | Dispositif de detection d'aerosols |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4496837A (https=) |
| EP (1) | EP0072279B1 (https=) |
| JP (1) | JPS5826285A (https=) |
| CA (1) | CA1199554A (https=) |
| DE (1) | DE3268538D1 (https=) |
| FR (1) | FR2510266A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0188973B1 (fr) * | 1985-01-04 | 1989-07-12 | Commissariat A L'energie Atomique | Dispositif de localisation à distance de sources radioactives |
| FR2575821B1 (fr) * | 1985-01-04 | 1987-01-30 | Commissariat Energie Atomique | Dispositif de localisation a distance de sources radioactives |
| CH671465A5 (https=) * | 1986-09-19 | 1989-08-31 | Industrieorientierte Forsch | |
| CN104166154B (zh) * | 2014-06-26 | 2017-02-15 | 中国核电工程有限公司 | 一种pig取样及监测系统和方法 |
| CN108663704B (zh) * | 2018-05-03 | 2021-08-06 | 中国工程物理研究院材料研究所 | 一种人工α放射性核素气溶胶浓度连续监测方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3130920A (en) * | 1961-03-28 | 1964-04-28 | Codeco | Nozzle having a converging inlet zone followed by a diverging outlet zone |
| FR2244093A1 (en) * | 1973-09-14 | 1975-04-11 | Gen Signal Corp | Choking of compressible flow medium - uses throat cone at choke point and inlet cone to reduce loss |
| GB2064105A (en) * | 1979-11-23 | 1981-06-10 | Kimmel C | Method of and apparatus for detecting -rays which are within a predetermined energy range |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2653620A (en) * | 1949-01-04 | 1953-09-29 | Phillips Petroleum Co | Process and means for regulating the gas pressure in containers |
| US2721270A (en) * | 1951-08-14 | 1955-10-18 | Willard H Bennett | Leak primarily for mass spectrometers |
| US2775707A (en) * | 1955-05-09 | 1956-12-25 | Cons Electrodynamics Corp | Heat compensating device |
| JPS5318494B2 (https=) * | 1973-11-22 | 1978-06-15 | ||
| JPS5194028A (https=) * | 1975-02-14 | 1976-08-18 |
-
1981
- 1981-07-24 FR FR8114430A patent/FR2510266A1/fr active Granted
-
1982
- 1982-07-19 US US06/399,263 patent/US4496837A/en not_active Expired - Fee Related
- 1982-07-20 EP EP82401352A patent/EP0072279B1/fr not_active Expired
- 1982-07-20 DE DE8282401352T patent/DE3268538D1/de not_active Expired
- 1982-07-21 CA CA000407770A patent/CA1199554A/en not_active Expired
- 1982-07-23 JP JP57127818A patent/JPS5826285A/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3130920A (en) * | 1961-03-28 | 1964-04-28 | Codeco | Nozzle having a converging inlet zone followed by a diverging outlet zone |
| FR2244093A1 (en) * | 1973-09-14 | 1975-04-11 | Gen Signal Corp | Choking of compressible flow medium - uses throat cone at choke point and inlet cone to reduce loss |
| GB2064105A (en) * | 1979-11-23 | 1981-06-10 | Kimmel C | Method of and apparatus for detecting -rays which are within a predetermined energy range |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2510266B1 (https=) | 1984-04-06 |
| CA1199554A (en) | 1986-01-21 |
| JPS5826285A (ja) | 1983-02-16 |
| DE3268538D1 (en) | 1986-02-27 |
| US4496837A (en) | 1985-01-29 |
| EP0072279A1 (fr) | 1983-02-16 |
| EP0072279B1 (fr) | 1986-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |