IT985638B - Apparecchio e procedimento per determinare il coefficiente di estinzione dell atmosfera per la determinazione della visibilita - Google Patents
Apparecchio e procedimento per determinare il coefficiente di estinzione dell atmosfera per la determinazione della visibilitaInfo
- Publication number
- IT985638B IT985638B IT50355/73A IT5035573A IT985638B IT 985638 B IT985638 B IT 985638B IT 50355/73 A IT50355/73 A IT 50355/73A IT 5035573 A IT5035573 A IT 5035573A IT 985638 B IT985638 B IT 985638B
- Authority
- IT
- Italy
- Prior art keywords
- determining
- atmosphere
- procedure
- extinction coefficient
- visibility
- Prior art date
Links
Classifications
-
- 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
- G01N21/538—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke for determining atmospheric attenuation and visibility
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25868872A | 1972-06-01 | 1972-06-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT985638B true IT985638B (it) | 1974-12-10 |
Family
ID=22981704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50355/73A IT985638B (it) | 1972-06-01 | 1973-05-30 | Apparecchio e procedimento per determinare il coefficiente di estinzione dell atmosfera per la determinazione della visibilita |
Country Status (6)
Country | Link |
---|---|
US (1) | US3782824A (it) |
CA (1) | CA1018636A (it) |
DE (1) | DE2328092A1 (it) |
FR (1) | FR2187120A5 (it) |
GB (1) | GB1426096A (it) |
IT (1) | IT985638B (it) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3963347A (en) * | 1974-05-09 | 1976-06-15 | American Optical Corporation | Erbium laser ceilometer |
US3891859A (en) * | 1974-06-21 | 1975-06-24 | Us Navy | Pulsed, variable beam pattern optical measuring device |
US4017186A (en) * | 1975-03-05 | 1977-04-12 | Environmental Systems Corporation | Electro-optical method and system for in situ measurements of particulate mass density |
US4010357A (en) * | 1975-12-08 | 1977-03-01 | The United States Of America As Represented By The Secretary Of The Department Of Transportation | Analog visibility computer |
US4099875A (en) * | 1977-02-07 | 1978-07-11 | Sperry Rand Corporation | Coaxial multi-detector system and method for measuring the extinction coefficient of an atmospheric scattering medium |
US6384903B1 (en) * | 1977-02-28 | 2002-05-07 | Bae Systems Information And Electronic Systems Integration, Inc. | Range gated remote measurement utilizing two-photon absorption |
US4174177A (en) * | 1978-08-14 | 1979-11-13 | The United States Of America As Represented By The Secretary Of The Navy | False target warning system |
DE2904703C2 (de) * | 1979-02-08 | 1985-03-28 | Philips Kommunikations Industrie AG, 8500 Nürnberg | Verfahren zur Dämpfungsmessung an Lichtleitfasern |
DE3002791C2 (de) * | 1980-01-26 | 1983-04-28 | Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln | Verfahren zur Messung der Sichtweite, Schrägsichtweite und Wolkenhöhe |
EP0208610B1 (fr) * | 1985-07-04 | 1990-11-22 | Jaeger | Dispositif de détection de substances étrangères à travers une paroi et système d'aide à la conduite de véhicules ou d'aéronefs |
FR2594557B1 (fr) * | 1986-02-17 | 1988-06-10 | Jaeger | Dispositif de detection de substances etrangeres a travers une paroi et systeme d'aide a la conduite de vehicules ou d'aeronefs |
DE3735267C3 (de) * | 1987-10-17 | 1996-03-21 | Telefunken Microelectron | Vorrichtung zur Sichtweitenmessung |
US4963024A (en) * | 1988-07-07 | 1990-10-16 | Kaman Aerospace Corporation | Method and apparatus for determining K factor |
FI884142A (fi) * | 1988-09-08 | 1990-03-09 | Vaisala Oy | System foer maetning av ljusdispersion. |
DE3930272A1 (de) * | 1988-10-05 | 1990-04-19 | Impulsphysik Gmbh | Lidar |
CA2000049C (en) * | 1988-10-05 | 1995-08-22 | Christian Werner | Lidar arrangement for measuring atmospheric turbidities |
US4967270A (en) * | 1989-05-08 | 1990-10-30 | Kaman Aerospace Corporation | Lidar system incorporating multiple cameras for obtaining a plurality of subimages |
DE3929549C1 (en) * | 1989-09-06 | 1991-02-14 | Fa. Carl Zeiss, 7920 Heidenheim, De | Sensitive measurer for light dispersed on optical component - has time-window discriminator blocking detector |
US5034810A (en) * | 1989-12-07 | 1991-07-23 | Kaman Aerospace Corporation | Two wavelength in-situ imaging of solitary internal waves |
DE4017051A1 (de) * | 1990-05-26 | 1991-11-28 | Bayerische Motoren Werke Ag | Sensoreinrichtung |
US5231401A (en) * | 1990-08-10 | 1993-07-27 | Kaman Aerospace Corporation | Imaging lidar system |
US5270780A (en) * | 1991-09-13 | 1993-12-14 | Science Applications International Corporation | Dual detector lidar system and method |
DE4301228C1 (de) * | 1993-01-19 | 1994-04-21 | Daimler Benz Ag | Verfahren zur Bestimmung der Sichtweite |
DE19629712A1 (de) * | 1996-07-25 | 1998-01-29 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Sichtweitenmessung |
DE19642967C1 (de) * | 1996-10-18 | 1998-06-10 | Deutsch Zentr Luft & Raumfahrt | Verfahren zum automatischen Bestimmen der Sichtweite mit einemn LIDAR-System |
DE19955249A1 (de) * | 1999-11-17 | 2001-05-23 | Bosch Gmbh Robert | Verfahren zur Sichtweitenmessung |
DE10149768A1 (de) * | 2001-10-09 | 2003-04-17 | Ibeo Automobile Sensor Gmbh | Sichtweitenbestimmung |
GB2394282A (en) * | 2002-10-15 | 2004-04-21 | Qinetiq Ltd | Rain sensing apparatus |
CN103644967B (zh) * | 2013-11-29 | 2016-02-10 | 西北核技术研究所 | 一种高能激光匀化腔衰减器 |
US10207810B2 (en) * | 2016-03-21 | 2019-02-19 | Rosemount Aerospace Inc. | Optically detecting cloud metrics using sampled analog measurements of light reflection |
US10031059B1 (en) * | 2017-01-20 | 2018-07-24 | Rosemount Aerospace Inc. | Controlled sampling volume of clouds for measuring cloud parameters |
CN106918533B (zh) * | 2017-02-27 | 2020-12-25 | 中国科学技术大学 | 一种低压下烟雾粒子消光散射特性的测量装置 |
CN110927117B (zh) * | 2019-10-30 | 2022-08-30 | 航天新气象科技有限公司 | 一种前向散射式能见度仪及参数确定方法 |
CN111220511B (zh) * | 2020-01-21 | 2020-10-27 | 中国科学院大气物理研究所 | 基于普适吸湿增长方案的灰霾消光监测方法 |
CN111999268B (zh) * | 2020-08-19 | 2023-09-15 | 成都信息工程大学 | 一种大气消光系数湿度订正方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3510225A (en) * | 1966-05-31 | 1970-05-05 | Stanford Research Inst | Visibility indicating system |
-
1972
- 1972-06-01 US US00258688A patent/US3782824A/en not_active Expired - Lifetime
-
1973
- 1973-04-11 CA CA168,463A patent/CA1018636A/en not_active Expired
- 1973-05-23 GB GB2455373A patent/GB1426096A/en not_active Expired
- 1973-05-30 IT IT50355/73A patent/IT985638B/it active
- 1973-05-30 FR FR7319633A patent/FR2187120A5/fr not_active Expired
- 1973-06-01 DE DE2328092A patent/DE2328092A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
US3782824A (en) | 1974-01-01 |
FR2187120A5 (it) | 1974-01-11 |
CA1018636A (en) | 1977-10-04 |
DE2328092A1 (de) | 1973-12-13 |
GB1426096A (en) | 1976-02-25 |
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