ATE192576T1 - Bestimmung des feuchtigkeitsgehalts durch mikrowellenphasenverschiebung und flächendichte - Google Patents

Bestimmung des feuchtigkeitsgehalts durch mikrowellenphasenverschiebung und flächendichte

Info

Publication number
ATE192576T1
ATE192576T1 AT90912347T AT90912347T ATE192576T1 AT E192576 T1 ATE192576 T1 AT E192576T1 AT 90912347 T AT90912347 T AT 90912347T AT 90912347 T AT90912347 T AT 90912347T AT E192576 T1 ATE192576 T1 AT E192576T1
Authority
AT
Austria
Prior art keywords
moisture content
pct
determination
phase shift
sample
Prior art date
Application number
AT90912347T
Other languages
English (en)
Inventor
Nicholas George Cutmore
Original Assignee
Commw Scient Ind Res Org
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 Commw Scient Ind Res Org filed Critical Commw Scient Ind Res Org
Priority claimed from PCT/AU1990/000351 external-priority patent/WO1991002966A1/en
Application granted granted Critical
Publication of ATE192576T1 publication Critical patent/ATE192576T1/de

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (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 Analyzing Materials By The Use Of Electric Means (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
AT90912347T 1989-08-15 1990-08-15 Bestimmung des feuchtigkeitsgehalts durch mikrowellenphasenverschiebung und flächendichte ATE192576T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPJ578489 1989-08-15
PCT/AU1990/000351 WO1991002966A1 (en) 1989-08-15 1990-08-15 Moisture content by microwave phase shift and mass/area

Publications (1)

Publication Number Publication Date
ATE192576T1 true ATE192576T1 (de) 2000-05-15

Family

ID=3774113

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90912347T ATE192576T1 (de) 1989-08-15 1990-08-15 Bestimmung des feuchtigkeitsgehalts durch mikrowellenphasenverschiebung und flächendichte

Country Status (4)

Country Link
US (1) US5333493A (de)
AT (1) ATE192576T1 (de)
CA (1) CA2063717C (de)
DE (1) DE69033533T2 (de)

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GB2294326A (en) * 1994-10-06 1996-04-24 Scapa Group Plc Moisture detection meter
US6025724A (en) * 1997-11-20 2000-02-15 Malcam Ltd. Device and method for determining the moisture content of packaged material
US5621330A (en) * 1995-07-18 1997-04-15 Malcam Ltd. Device and method for determining the moisture content of a bale of material with multiple layers
US5845529A (en) * 1995-07-18 1998-12-08 Malcam Ltd. Device and method for determining the moisture content of material
EP0858590A4 (de) * 1995-11-03 2002-09-18 Hartley Controls Corp Verfahren und vorrichtung zum testen von sand
US6111415A (en) * 1998-01-09 2000-08-29 Malcam Ltd. Device and method for determining the moisture content of a bulk material
JP2002519686A (ja) * 1998-07-03 2002-07-02 ネレス・フィールド・コントロールズ・オイ 液体物質測定方法および装置
US6053040A (en) * 1998-08-03 2000-04-25 Callender; Anne System for the detection and control of paper machine profiles
US6137294A (en) * 1999-01-21 2000-10-24 Usx Corporation Prediction of bulk density of particulates with a correlation based on moisture content
SE517315C2 (sv) * 1999-09-17 2002-05-21 Sik Inst Foer Livsmedel Och Bi Apparat och metod för detektering av främmande kroppar i produkter
DE10040943A1 (de) 2000-08-21 2002-03-07 Endress Hauser Gmbh Co Vorrichtung zur Bestimmung des Füllstandes eines Füllguts in einem Behälter
US6661389B2 (en) * 2000-11-20 2003-12-09 Vega Grieshaber Kg Horn antenna for a radar device
AUPR611101A0 (en) * 2001-07-04 2001-07-26 Commonwealth Scientific And Industrial Research Organisation Apparatus and analysis method for determination of moisture in materials
AU2008201375B2 (en) * 2001-07-04 2009-09-03 Thermo Gamma-Metrics Pty Ltd Apparatus and analysis method for determination of moisture in materials
WO2003091715A1 (en) * 2002-04-24 2003-11-06 Industrial Research Limited Method and apparatus for the measurement of properties of objects using microwave signals
US7330034B1 (en) 2003-12-31 2008-02-12 The United States Of America As Represented By The Secretary Of Agriculture Moisture measurement system for seed cotton or lint
US7836910B2 (en) * 2004-12-29 2010-11-23 Rain Bird Corporation Soil moisture sensor and controller
DE102006046714A1 (de) * 2006-10-02 2008-04-03 Rieter Ingolstadt Spinnereimaschinenbau Ag Vorrichtung für eine Textilmaschine zur Messung der längenspezifischen Masse und/oder der Feuchtigkeit eines strangförmigen, laufenden Fasergemenges sowie Textilmaschine
DE102007057092B4 (de) * 2007-11-20 2009-08-06 Tews Elektronik Dipl.-Ing. Manfred Tews Verfahren und Vorrichtung zur Feuchte- und/oder Dichtemessung
US8995226B2 (en) 2008-05-06 2015-03-31 Bios Developments Limited Measurement method and apparatus
DE102010041571B4 (de) * 2010-09-28 2012-11-22 Hauni Maschinenbau Ag Vorrichtung und Verfahren zur Verarbeitung und Messung von Eigenschaften eines bewegten Materialstrangs
US9255794B2 (en) * 2011-12-06 2016-02-09 Paneratech, Inc. Microwave probe for furnace refractory material
FR2983419B1 (fr) 2011-12-06 2017-05-19 Pellenc Selective Tech Procede et installation d'inspection et/ou de tri combinant analyse de surface et analyse volumique
ITFI20130266A1 (it) * 2013-11-05 2015-05-06 Advanced Microwave Engineering S R L Dispositivo e metodo associato per la rilevazione e la misura delle caratteristiche fisico-chimiche di materiali in forma di fogli, film, tessuti, strati depositati su di un supporto o simili.
US9880110B2 (en) 2014-03-26 2018-01-30 Paneratech, Inc. Material erosion monitoring system and method
US9488601B2 (en) 2014-03-26 2016-11-08 Paneratech, Inc. Material erosion monitoring system and method
WO2016025569A2 (en) 2014-08-14 2016-02-18 Dickey-John Corporation A microwave moisture meter and sensor
JP6862246B2 (ja) * 2017-03-30 2021-04-21 株式会社東芝 乾き度測定装置
SK8449Y1 (sk) * 2018-05-11 2019-05-06 Fulop Marko Zariadenie na odhaľovanie nelegálnych úkrytov v náklade železnej rudy
CN108459032B (zh) * 2018-05-25 2024-01-02 吉林农业大学 一种双探头差分式微波在线测量含水率的装置及测量方法
US10996179B2 (en) * 2019-03-11 2021-05-04 Skaha Remote Sensing Ltd. System and method to detect ground moisture
US11692950B2 (en) * 2019-03-11 2023-07-04 Skaha Remote Sensing Ltd. System and method to detect ground moisture
JP2022016736A (ja) * 2020-07-13 2022-01-25 ７Ｇａａ株式会社 塗膜測定方法
CN115575417B (zh) * 2022-08-03 2023-10-31 华能应城热电有限责任公司 一种煤炭水分检测方法及装置
EP4365579A1 (de) * 2022-11-07 2024-05-08 Valmet Automation Oy Vorrichtung und verfahren zur messung einer sich bewegenden bahn
US20250258119A1 (en) * 2024-02-14 2025-08-14 Kamal Mahajan System and method for measuring a physical parameter in a gaseous sample

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DE2309278C2 (de) * 1973-02-24 1975-03-13 Frieseke & Hoepfner Gmbh, 8520 Erlangen Vorrichtung zur Messung der Konzentration von bestimmten Eigenschaften, zum Beispiel der Feuchtigkeit, bewegter Meßgutbahnen mittels Mikrowellenenergie
US3851244A (en) * 1973-12-18 1974-11-26 Electronic Ass Of Canada Ltd Microwave moisture measuring apparatus
DE2808739C2 (de) * 1978-03-01 1983-11-10 Bergwerksverband Gmbh, 4300 Essen Schnellmeßverfahren zur Konzentrationsbestimmung der polaren Komponente von ansonsten nichtpolaren Stoffen
US4193027A (en) * 1978-10-02 1980-03-11 Canadian Patents And Development Limited Microwave moisture-profile gauge
DE2928487A1 (de) * 1979-07-14 1981-02-05 Philips Patentverwaltung Verfahren zur messung der relativen feuchte eines messgutes mit hilfe von mikrowellen im ghz-bereich
US4297874A (en) * 1979-10-26 1981-11-03 Shinichi Sasaki Apparatus for measuring a percentage of moisture and weighing of a sheet-like object
DE3107675C2 (de) * 1981-02-28 1985-06-20 Elektro-Physik Hans Nix & Dr.-Ing. E. Steingroever KG, 5000 Köln Verfahren und Vorrichtung zur elektronischen Messung der Dicke sehr dünner elektrisch leitfähiger Schichten auf nichtleitendem Trägermaterial
US4475080A (en) * 1982-05-10 1984-10-02 Walker Charles W E Microwave moisture measurement of moving particulate layer after thickness leveling
GB2122741B (en) * 1982-06-22 1985-08-29 Coal Ind Improvements in monitoring coal
JPS59197842A (ja) * 1983-04-26 1984-11-09 Yokogawa Hokushin Electric Corp マイクロ波水分計
JPS60135752A (ja) * 1983-12-23 1985-07-19 Yokogawa Hokushin Electric Corp マイクロ波水分計
SE449139B (sv) * 1984-06-27 1987-04-06 Stiftelsen Inst Mikrovags Sett att meta fuktkvot i organiska material jemte anordning derfor
GB2182149B (en) * 1985-10-25 1989-12-20 Coal Ind Improved moisture meter
SU1312457A1 (ru) * 1985-12-20 1987-05-23 Ташкентский Политехнический Институт Им.А.Р.Бируни Автоматический СВЧ-влагомер
US4789820A (en) * 1986-01-08 1988-12-06 Hercules Incorporated Apparatus and method for sensing multiple parameters of sheet material
US4727311A (en) * 1986-03-06 1988-02-23 Walker Charles W E Microwave moisture measurement using two microwave signals of different frequency and phase shift determination
JPH0646184B2 (ja) * 1988-07-29 1994-06-15 カワサキ機工株式会社 サンプリング茶葉の水分計測部構造
CA1322222C (en) * 1988-09-26 1993-09-14 Nicholas George Cutmore Determination of carbon in fly ash
DE3905658A1 (de) * 1989-02-24 1990-08-30 Hauni Werke Koerber & Co Kg Verfahren und vorrichtung zum messen der feuchte eines gutes
EP0487582B1 (de) * 1989-08-15 2000-05-03 Commonwealth Scientific And Industrial Research Organisation Bestimmung des feuchtigkeitsgehalts durch mikrowellenphasenverschiebung und flächendichte

Also Published As

Publication number Publication date
CA2063717C (en) 2002-10-08
CA2063717A1 (en) 1991-02-16
DE69033533D1 (de) 2000-06-08
US5333493A (en) 1994-08-02
DE69033533T2 (de) 2001-01-11

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