ATE304T1 - Mikrowellenfeuchtemessgeraet mit umschaltbaren messbereichen. - Google Patents

Mikrowellenfeuchtemessgeraet mit umschaltbaren messbereichen.

Info

Publication number
ATE304T1
ATE304T1 AT79104245T AT79104245T ATE304T1 AT E304 T1 ATE304 T1 AT E304T1 AT 79104245 T AT79104245 T AT 79104245T AT 79104245 T AT79104245 T AT 79104245T AT E304 T1 ATE304 T1 AT E304T1
Authority
AT
Austria
Prior art keywords
measuring
resonator
microwave
sample
frequency
Prior art date
Application number
AT79104245T
Other languages
German (de)
English (en)
Inventor
Hans Georg Dr. Fitzky
Joerg Michael Dr. Soeder
Franz Schmitt
Norbert Bollongino
Helmut Rehrmann
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of ATE304T1 publication Critical patent/ATE304T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/06—Cavity resonators
    • 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)
  • Measuring Volume Flow (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
AT79104245T 1978-11-11 1979-10-31 Mikrowellenfeuchtemessgeraet mit umschaltbaren messbereichen. ATE304T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782848993 DE2848993A1 (de) 1978-11-11 1978-11-11 Mikrowellenfeuchtemessgeraet mit umschaltbaren messbereichen
EP79104245A EP0011185B1 (fr) 1978-11-11 1979-10-31 Dispositif de mesure du taux d'humidité par micro-ondes avec échelles de mesure commutables

Publications (1)

Publication Number Publication Date
ATE304T1 true ATE304T1 (de) 1981-10-15

Family

ID=6054422

Family Applications (1)

Application Number Title Priority Date Filing Date
AT79104245T ATE304T1 (de) 1978-11-11 1979-10-31 Mikrowellenfeuchtemessgeraet mit umschaltbaren messbereichen.

Country Status (5)

Country Link
US (1) US4270083A (fr)
EP (1) EP0011185B1 (fr)
JP (1) JPS5567642A (fr)
AT (1) ATE304T1 (fr)
DE (2) DE2848993A1 (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3220123A1 (de) * 1982-05-28 1983-12-01 Total Feuerschutz GmbH, 6802 Ladenburg Verfahren und vorrichtung zur feuchtigkeitsmessung
IL77207A (en) * 1985-12-03 1990-11-29 Benjamin Gavish Device and method for monitoring small displacements of a peak in a frequency spectrum
FR2619217B1 (fr) * 1987-08-04 1989-11-10 Aerospatiale Dispositif de mesure en continu du taux d'impregnation par une substance de fibres conductrices ou non d'electricite.
EP0325341B1 (fr) * 1988-01-22 1992-05-13 United Kingdom Atomic Energy Authority Caractérisation des matériaux
US4990858A (en) * 1989-05-25 1991-02-05 General Atomics Coaxial microwave asborption diagnostic
DE4004119A1 (de) * 1990-02-10 1991-08-14 Tews Elektronik Dipl Ing Manfr Verfahren zur messung der feuchte eines messgutes mit hilfe von mikrowellen und vorrichtung zur durchfuehrung des verfahrens
FR2661500B1 (fr) * 1990-04-25 1994-01-07 Aerospatiale Ste Nationale Indle Cavite hyperfrequence adaptee a la mesure des caracteristiques electromagnetiques d'un materiau filiforme en defilement.
AU648585B2 (en) * 1990-10-02 1994-04-28 Commonwealth Scientific And Industrial Research Organisation Moisture detection using a radio frequency resonator
DE4211362C2 (de) * 1992-04-04 1995-04-20 Berthold Lab Prof Dr Vorrichtung zur Bestimmung von Materialparametern durch Mikrowellenmessungen
US5473256A (en) * 1994-09-07 1995-12-05 Texaco Inc. Combination microwave waveguide and pressure barrier
EP0758085A3 (fr) * 1995-08-08 1999-09-01 Appleton Mills Procédés et appareil de détection de l'humidité
US5838158A (en) * 1995-08-08 1998-11-17 Appleton Mills Measuring system for measuring the amount of dielectric in a web
US6163158A (en) * 1996-02-20 2000-12-19 Hauni Maschinenbau Ag Method of and apparatus for ascertaining at least one characteristic of a substance
US6204670B1 (en) * 1997-06-09 2001-03-20 National Research Development Corp. Process and instrument for moisture measurement
DE29716639U1 (de) * 1997-09-16 1999-01-21 Tews Elektronik, 22459 Hamburg Mikrowellen-Streufeldsensor zur Feuchte- und/oder Dichtemessung
KR100762807B1 (ko) * 2003-07-31 2007-10-04 오지 세이시 가부시키가이샤 수분량 측정 방법 및 장치
DE102007029908A1 (de) * 2007-06-28 2009-01-02 Tews Elektronik Dipl.-Ing. Manfred Tews Vorrichtung und Verfahren zur Masse- und/oder Feuchtemessung von dielektrischen Objekten
US8629681B1 (en) * 2009-05-18 2014-01-14 The United States Of America, As Represented By The Secretary Of Agriculture Microwave sensor and algorithm for moisture and density determination
DE102009024203B4 (de) * 2009-06-08 2013-01-24 Materialforschungs- und -prüfanstalt an der Bauhaus-Universität Weimar Mikrowellensensor und Verfahren zur Bestimmung dielektrischer Materialeigenschaften
FR2952719B1 (fr) * 2009-11-18 2012-01-13 Imiwave Dispositif micro-ondes de mesure sans contact du taux d'humidite dans un materiau et procede associe
DE102011083051A1 (de) * 2011-09-20 2013-03-21 Hauni Maschinenbau Ag Mikrowellenresonatorgehäuse
DE102013213936A1 (de) * 2013-07-16 2015-01-22 Hauni Maschinenbau Ag Anordnung und Verfahren zur Überprüfung von stabförmigen Artikeln der Tabak verarbeitenden Industrie
WO2015146171A1 (fr) * 2014-03-26 2015-10-01 王子ホールディングス株式会社 Dispositif de mesure d'eau et procédé de mesure d'eau pour utilisation dans des liquides
CN104267047B (zh) * 2014-09-19 2016-09-28 国家电网公司 用于蒸汽湿度测量的可除水膜的微波谐振腔
CN104977311B (zh) * 2015-06-18 2017-12-26 四川莱源科技有限公司 雷达型微波测水仪器
JP6551052B2 (ja) * 2015-08-25 2019-07-31 王子ホールディングス株式会社 粉体中の水分率測定装置および方法
TWI810772B (zh) * 2021-12-30 2023-08-01 日揚科技股份有限公司 一種快速退火設備

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1111384A (en) * 1963-12-05 1968-04-24 Microwave Instr Ltd Microwave apparatus for measuring moisture content
GB1106185A (en) * 1964-05-29 1968-03-13 Nils Bertil Agdur Device for measuring a property of a material
GB1030834A (en) * 1965-02-11 1966-05-25 Kenneth Edney Hancock Method and apparatus for measurement of moisture content
DE2031795A1 (de) * 1970-06-26 1972-01-13 Siemens Ag Hohlraumresonator
US3883798A (en) * 1972-05-04 1975-05-13 Hoffmann La Roche Free flow resonant cavity measuring apparatus
DE2340130C3 (de) * 1973-08-08 1979-08-09 Bayer Ag, 5090 Leverkusen Verfahren zur Bestimmung des Wassergehaltes von dünnen, flächenhaften Materialien
JPS5718136B2 (fr) * 1973-11-27 1982-04-15
DE2529829A1 (de) * 1975-07-04 1977-01-27 Hartmann & Braun Ag Schaltungsanordnung fuer einen mikrowellen-gasanalysator mit einem hohlraumresonator
DE2714094C3 (de) * 1977-03-30 1980-04-17 Bayer Ag, 5090 Leverkusen Vorrichtung zur Bestimmung des Wassergehaltes von isotropen Materialien mit Hilfe der Mikrowellenabsorption

Also Published As

Publication number Publication date
US4270083A (en) 1981-05-26
EP0011185A1 (fr) 1980-05-28
DE2848993A1 (de) 1980-05-22
JPS5567642A (en) 1980-05-21
DE2961024D1 (en) 1981-12-24
EP0011185B1 (fr) 1981-10-14

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Legal Events

Date Code Title Description
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee