IT9019452A1 - Procedimento e dispositivo per misurare l'umidita' di un prodotto - Google Patents

Procedimento e dispositivo per misurare l'umidita' di un prodotto

Info

Publication number
IT9019452A1
IT9019452A1 IT019452A IT1945290A IT9019452A1 IT 9019452 A1 IT9019452 A1 IT 9019452A1 IT 019452 A IT019452 A IT 019452A IT 1945290 A IT1945290 A IT 1945290A IT 9019452 A1 IT9019452 A1 IT 9019452A1
Authority
IT
Italy
Prior art keywords
humidity
measure
procedure
product
Prior art date
Application number
IT019452A
Other languages
English (en)
Other versions
IT1239649B (it
IT9019452A0 (it
Inventor
Niehues Heiko
Waldemar Wochnowski
Original Assignee
Koerber
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 Koerber filed Critical Koerber
Publication of IT9019452A0 publication Critical patent/IT9019452A0/it
Publication of IT9019452A1 publication Critical patent/IT9019452A1/it
Application granted granted Critical
Publication of IT1239649B publication Critical patent/IT1239649B/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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B9/00—Control of the moisture content of tobacco products, e.g. cigars, cigarettes, pipe tobacco
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • G01N22/04—Investigating moisture content
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N2021/845—Objects on a conveyor
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3554—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
    • 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
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials

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)
  • Electromagnetism (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
IT19452A 1989-02-24 1990-02-22 Procedimento e dispositivo per misurare l'umidita' di un prodotto IT1239649B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3905658A DE3905658A1 (de) 1989-02-24 1989-02-24 Verfahren und vorrichtung zum messen der feuchte eines gutes

Publications (3)

Publication Number Publication Date
IT9019452A0 IT9019452A0 (it) 1990-02-22
IT9019452A1 true IT9019452A1 (it) 1990-08-25
IT1239649B IT1239649B (it) 1993-11-11

Family

ID=6374781

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19452A IT1239649B (it) 1989-02-24 1990-02-22 Procedimento e dispositivo per misurare l'umidita' di un prodotto

Country Status (5)

Country Link
US (1) US5086279A (it)
JP (1) JPH02248846A (it)
DE (1) DE3905658A1 (it)
GB (1) GB2229275B (it)
IT (1) IT1239649B (it)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE192576T1 (de) * 1989-08-15 2000-05-15 Commw Scient Ind Res Org Bestimmung des feuchtigkeitsgehalts durch mikrowellenphasenverschiebung und flächendichte
GB9121678D0 (en) * 1991-10-12 1991-11-27 Unaform Ltd Microwave drainage meter
US5393557A (en) * 1992-12-17 1995-02-28 Northrop Grumman Corporation Method for measuring electromagnetic properties
US6107809A (en) * 1995-07-18 2000-08-22 Malcam Ltd. Device and method for determining the moisture content of tobacco
US6163158A (en) * 1996-02-20 2000-12-19 Hauni Maschinenbau Ag Method of and apparatus for ascertaining at least one characteristic of a substance
EP0791823A3 (de) * 1996-02-20 1997-12-10 Hauni Maschinenbau Aktiengesellschaft Verfahren und Anordnung zum Erfassen mindestens einer Eigenschaft eines Stoffes
US6075882A (en) * 1997-06-18 2000-06-13 Philip Morris Incorporated System and method for optically inspecting cigarettes by detecting the lengths of cigarette sections
US6198537B1 (en) 1997-07-11 2001-03-06 Philip Morris Incorporated Optical inspection system for the manufacture of banded cigarette paper
US5966218A (en) * 1997-07-11 1999-10-12 Philip Morris Incorporated Bobbin optical inspection system
US6020969A (en) * 1997-07-11 2000-02-01 Philip Morris Incorporated Cigarette making machine including band inspection
EP0902277A1 (de) * 1997-08-13 1999-03-17 Hauni Maschinenbau Aktiengesellschaft Verfahren und Anordnung zum Erfassen mindestens einer Eigenschaft eines Stoffes
DE69923571T2 (de) * 1998-08-31 2006-01-12 Malcam Ltd. Mikrowellenresonator zur kontinuierlichen auswertung von faserigen stoffen
US6227041B1 (en) 1998-09-17 2001-05-08 Cem Corporation Method and apparatus for measuring volatile content
FI111298B (fi) * 1999-11-16 2003-06-30 Delfin Technologies Ltd Menetelmä ihon kosteuden mittaamiseksi ja laite menetelmän soveltamiseksi
DE10011318A1 (de) * 2000-03-13 2001-09-20 Visicontrol Ges Fuer Elektroni Vorrichtung zur Prüfung und/oder Vermessung von Prüflingen
DE10016688C2 (de) * 2000-04-04 2003-12-24 Deutsch Zentr Luft & Raumfahrt Verfahren zur Detektion von Tieren und/oder Gelegen von Bodenbrütern in deren natürlichem Lebensraum sowie Einrichtungen zur Durchführung des Verfahrens
DE10037180C1 (de) * 2000-07-31 2002-01-17 Reemtsma H F & Ph Verfahren zum Detektieren und Selektieren von Fremdkörpern in Cigaretten
DE10135483A1 (de) * 2001-07-20 2003-01-30 Philip Morris Prod Verfahren und Einrichtung zur Beseitigung von Tabak-Brandstrukturen aus expandiertem Tabak
US6784671B2 (en) * 2002-02-04 2004-08-31 Mississippi State University Moisture and density detector (MDD)
JP2005157601A (ja) * 2003-11-25 2005-06-16 Canon Inc 電磁波による積層状物体計数装置及び計数方法
US7151380B2 (en) * 2004-08-06 2006-12-19 Voith Paper Patent Gmbh Microwave water weight sensor and process
US7836910B2 (en) 2004-12-29 2010-11-23 Rain Bird Corporation Soil moisture sensor and controller
US7589340B2 (en) * 2005-03-31 2009-09-15 S.C. Johnson & Son, Inc. System for detecting a container or contents of the container
US7968860B2 (en) * 2007-07-26 2011-06-28 Honeywell International Inc System and method for measurement of degree of moisture stratification in a paper or board
DE102009007362A1 (de) * 2009-02-04 2010-08-19 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Bestimmung des Feuchtegehalts von Altpapier
CN103323455A (zh) * 2013-04-24 2013-09-25 南京文采科技有限责任公司 基于反射、透视和显微图像的烟叶分级方法
US9535022B1 (en) * 2013-07-17 2017-01-03 The Boeing Company Composite material moisture detection
CN103399022B (zh) * 2013-07-25 2016-03-30 湖南合立拓普科技有限公司 一种烟包在线微波水分检测方法及系统
GB201316689D0 (en) 2013-09-20 2013-11-06 British American Tobacco Co Apparatus for detecting a substance in a rod shaped article of the tobacco industry
AT14962U1 (de) * 2014-11-13 2016-09-15 Dunakontroll Irányitástechnikai Kft Hochfrequenzmesssystem zum Messen des Feuchtigkeitsgehalts von Papier und verschiedenen faserhaltigen Materialien
US10520302B2 (en) * 2015-10-02 2019-12-31 Honeywell International Inc. Monitoring thickness uniformity
CN106617245B (zh) * 2017-01-20 2018-06-05 福建中烟工业有限责任公司 膨胀烟丝就地风选出口含水率控制方法、装置和系统
WO2019074382A1 (en) * 2017-10-13 2019-04-18 Fredric Malcolm MEASUREMENT OF WOOD MOISTURE
CN109100396B (zh) * 2018-08-24 2021-02-12 烟台大学 一种在线测量固体含水率的装置及方法
JP6654741B1 (ja) 2019-01-08 2020-02-26 株式会社アルバック 真空処理装置
CN109916843B (zh) * 2019-04-10 2024-06-04 广东中烟工业有限责任公司 一种基于水分和温度的检测烟包霉变的方法、装置及系统
CN109975363A (zh) * 2019-04-28 2019-07-05 云南中烟工业有限责任公司 一种基于复合电阻快速无损检测新鲜烟叶总糖的方法
CN112263012B (zh) * 2020-10-15 2022-03-25 中国烟草总公司郑州烟草研究院 一种基于配方参数库的复烤机含水率控制方法
CN112697741A (zh) * 2020-11-20 2021-04-23 河南中烟工业有限责任公司 箱装烟叶水分检测方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3644826A (en) * 1967-04-03 1972-02-22 Industrial Nucleonics Corp Moisture-measuring system using microwave and nucleonic measurements
US3693079A (en) * 1970-04-14 1972-09-19 Charles W E Walker Apparatus for measuring percent moisture content of particulate material using microwaves and penetrating radiation
US4052666A (en) * 1976-04-15 1977-10-04 Nasa Remote sensing of vegetation and soil using microwave ellipsometry
US4168466A (en) * 1977-10-21 1979-09-18 Agridustrial Electronics, Inc. Moisture tester
GB2046432B (en) * 1979-04-09 1983-05-11 Infrared Eng Ltd Apparatus for determining the thickness moisture content or other parameter of a film or coating
US4297874A (en) * 1979-10-26 1981-11-03 Shinichi Sasaki Apparatus for measuring a percentage of moisture and weighing of a sheet-like object
GB2078938B (en) * 1980-06-27 1984-06-06 United Biscuits Ltd Measurement of moisture content
US4484133A (en) * 1981-12-23 1984-11-20 Sentrol Systems Ltd. Microwave moisture sensor
US4634963A (en) * 1983-09-21 1987-01-06 The Boeing Company Method and apparatus for the testing of dielectric materials
SE449139B (sv) * 1984-06-27 1987-04-06 Stiftelsen Inst Mikrovags Sett att meta fuktkvot i organiska material jemte anordning derfor
GB2170911B (en) * 1985-01-24 1989-02-01 Commw Scient Ind Res Org Apparatus and method for measuring the moisture content of a substance
IT1197084B (it) * 1985-08-22 1988-11-25 Hauni Werke Koerber & Co Kg Dispositivo per produrre un filone di fibre dell'industria di lavorazione del tabacco
US4789820A (en) * 1986-01-08 1988-12-06 Hercules Incorporated Apparatus and method for sensing multiple parameters of sheet material

Also Published As

Publication number Publication date
DE3905658A1 (de) 1990-08-30
GB2229275A (en) 1990-09-19
US5086279A (en) 1992-02-04
IT1239649B (it) 1993-11-11
GB9004107D0 (en) 1990-04-18
IT9019452A0 (it) 1990-02-22
JPH02248846A (ja) 1990-10-04
GB2229275B (en) 1994-02-02

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