IT7868250A0 - Apparecchio di misura della trasparenza dell aria atmosferica - Google Patents

Apparecchio di misura della trasparenza dell aria atmosferica

Info

Publication number
IT7868250A0
IT7868250A0 IT7868250A IT6825078A IT7868250A0 IT 7868250 A0 IT7868250 A0 IT 7868250A0 IT 7868250 A IT7868250 A IT 7868250A IT 6825078 A IT6825078 A IT 6825078A IT 7868250 A0 IT7868250 A0 IT 7868250A0
Authority
IT
Italy
Prior art keywords
transparency
measuring
atmospheric air
atmospheric
air
Prior art date
Application number
IT7868250A
Other languages
English (en)
Other versions
IT1108509B (it
Inventor
Michel Roiret Aime Salles
Michel Dupitier
Original Assignee
Snecma
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 Snecma filed Critical Snecma
Publication of IT7868250A0 publication Critical patent/IT7868250A0/it
Application granted granted Critical
Publication of IT1108509B publication Critical patent/IT1108509B/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)
IT68250/78A 1977-05-31 1978-05-31 Apparecchio di misura della trasparenza dell aria atmosferica IT1108509B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7717173A FR2393295A1 (fr) 1977-05-31 1977-05-31 Appareil de mesure du pouvoir transmissif de l'atmosphere

Publications (2)

Publication Number Publication Date
IT7868250A0 true IT7868250A0 (it) 1978-05-31
IT1108509B IT1108509B (it) 1985-12-09

Family

ID=9191692

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68250/78A IT1108509B (it) 1977-05-31 1978-05-31 Apparecchio di misura della trasparenza dell aria atmosferica

Country Status (8)

Country Link
US (1) US4225245A (it)
BR (1) BR7705667A (it)
DE (1) DE2823832A1 (it)
FR (1) FR2393295A1 (it)
GB (1) GB1604744A (it)
IT (1) IT1108509B (it)
SE (1) SE446774B (it)
SG (1) SG56982G (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375921A (en) * 1980-03-13 1983-03-08 Selective Electronic Co. Ab Dimension measuring apparatus
JPS57190251A (en) * 1981-05-19 1982-11-22 Horiba Ltd Absorbance system analyzer
US4806013A (en) * 1984-01-05 1989-02-21 Jerusalem College Of Technology Refractometer for fluids
US4637719A (en) * 1984-08-14 1987-01-20 Canadian Patents And Development Limited Optical measurement of marine conditions
DE3546699C2 (de) * 1984-10-23 1994-01-20 Lange Gmbh Dr Bruno Photometer
DE3538207C2 (de) 1984-10-23 1994-02-03 Lange Gmbh Dr Bruno Verfahren zur Extinktionsmessung mit einem Photometer
GB2199655A (en) * 1986-12-10 1988-07-13 Plessey Co Plc Optical sensing system
JP2558296B2 (ja) * 1987-10-30 1996-11-27 株式会社日立製作所 自己診断機能を有する光センサとそれを用いた装置
GB8801744D0 (en) * 1988-01-27 1988-02-24 Startronic Uk Ltd Optical detection & control system
DE3838820A1 (de) * 1988-11-17 1990-05-23 Gerhard Lorenz Abgleich des mess- und vergleichlichtstrahles bei lichtelektrischen photometern
DE3902015A1 (de) * 1989-01-25 1990-08-02 Diehl Gmbh & Co Verfahren zur bestimmung atmosphaerischer gegebenheiten mittels laserstrahlen und vorrichtung zur durchfuehrung des verfahrens
CA2069132C (en) * 1991-08-29 1996-01-09 Koji Fujii Light-beam heating apparatus
US5315513A (en) * 1991-10-29 1994-05-24 The United States Of America As Represented By The Secretary Of The Air Force System for modelling moderate resolution atmospheric propagation
DE19648623C1 (de) * 1996-11-13 1998-04-23 Siemens Ag Verfahren zum selbsttätigen Adaptieren der Sollwertvorgaben für eine Gefahrenraumüberwachungseinrichtung und Einrichtungen zur Durchführung dieses Verfahrens
US6085152A (en) 1997-09-19 2000-07-04 Cambridge Management Advanced Systems Corporation Apparatus and method for monitoring and reporting weather conditions
WO1999053297A1 (en) 1998-04-14 1999-10-21 Instrumentarium Corporation Sensor assembly and method for measuring nitrogen dioxide
DE19940280C2 (de) * 1999-08-26 2001-11-15 Draeger Safety Ag & Co Kgaa Gassensor mit offener optischer Meßstrecke
FR2797954B1 (fr) * 1999-08-26 2007-09-07 Draeger Sicherheitstech Gmbh Detecteur de gaz a plage de mesure optique ouverte
JP2004125519A (ja) * 2002-09-30 2004-04-22 Ando Electric Co Ltd 光強度測定装置
CN100357726C (zh) * 2005-02-07 2007-12-26 北京交通大学 一种大气低能见度的测量方法和装置
CN104132915A (zh) * 2014-08-08 2014-11-05 南京格术光电技术有限公司 小型高性能散射式能见度测量装置及测量方法
US20180065771A1 (en) * 2016-09-07 2018-03-08 Henry E. Solowiej Beverage bottle for dispensing multiple beverages

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE637709A (it) * 1962-10-01
FR1346364A (fr) * 1962-11-05 1963-12-20 Compteurs Comp D Dispositif de mesure du rapport d'amplitude de deux signaux électriques
US3746452A (en) * 1968-09-05 1973-07-17 Compteurs Comp D Device for determining the transparency of the atmosphere
US3630617A (en) * 1970-01-02 1971-12-28 Bausch & Lomb Automatic calibration of an optical measuring system employing a photomultiplier or like device
FR2074695A6 (it) * 1970-01-19 1971-10-08 Compteurs Comp D
FI44171B (it) * 1970-05-15 1971-06-01 Ollituote Oy
US3670202A (en) * 1970-07-31 1972-06-13 Nasa Ultrastable calibrated light source
GB1323662A (en) * 1971-02-18 1973-07-18 Tate & Lyle Ltd Absorptiometers
FR2111483A5 (it) * 1971-10-18 1972-06-02 Thomson Csf
US3838925A (en) * 1972-12-07 1974-10-01 Baldwin Electronics Inc Photoelectric opacity measuring system
FR2226070A5 (en) * 1973-04-13 1974-11-08 Aerazur Constr Aeronaut Optical transmissivity meter which allows for ambient light - has two detectors one at end of long path and other adjacent to light source
FR2317638A1 (fr) * 1975-07-09 1977-02-04 Commissariat Energie Atomique Dispositif d'analyse des constituants d'une solution par mesure photometrique
US3994601A (en) * 1975-07-25 1976-11-30 Brugger Richard D Dynamic calibration unit for a transmissometer
SE7700348L (sv) * 1976-01-23 1977-07-24 Graviner Ltd Anordning for detektering av ljuspaverkande substanser i fluider
US4095098A (en) * 1977-02-17 1978-06-13 Looper Norman G Ratiometric transparency meter

Also Published As

Publication number Publication date
IT1108509B (it) 1985-12-09
FR2393295B1 (it) 1981-12-11
DE2823832A1 (de) 1978-12-07
GB1604744A (en) 1981-12-16
SE446774B (sv) 1986-10-06
SG56982G (en) 1983-09-02
FR2393295A1 (fr) 1978-12-29
SE7805919L (sv) 1978-12-01
BR7705667A (pt) 1979-03-27
DE2823832C2 (it) 1989-04-13
US4225245A (en) 1980-09-30

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