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 visibilita

Info

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
Application number
IT50355/73A
Other languages
English (en)
Original Assignee
Sperry Rand Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sperry Rand Corp filed Critical Sperry Rand Corp
Application granted granted Critical
Publication of IT985638B publication Critical patent/IT985638B/it

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)
IT50355/73A 1972-06-01 1973-05-30 Apparecchio e procedimento per determinare il coefficiente di estinzione dell atmosfera per la determinazione della visibilita IT985638B (it)

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)

* Cited by examiner, † Cited by third party
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
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
DE3675702D1 (de) * 1985-07-04 1991-01-03 Jaeger Vorrichtung zum erfassen von fremden substanzen durch eine trennwand und fahrhilfssystem fuer fahrzeuge oder luftfahrzeuge.
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
FI884142L (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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3510225A (en) * 1966-05-31 1970-05-05 Stanford Research Inst Visibility indicating system

Also Published As

Publication number Publication date
US3782824A (en) 1974-01-01
GB1426096A (en) 1976-02-25
FR2187120A5 (it) 1974-01-11
CA1018636A (en) 1977-10-04
DE2328092A1 (de) 1973-12-13

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