FR2336676A1 - Dispositif de mesure de l'humidite d'echantillons de grandes dimensions - Google Patents

Dispositif de mesure de l'humidite d'echantillons de grandes dimensions

Info

Publication number
FR2336676A1
FR2336676A1 FR7635768A FR7635768A FR2336676A1 FR 2336676 A1 FR2336676 A1 FR 2336676A1 FR 7635768 A FR7635768 A FR 7635768A FR 7635768 A FR7635768 A FR 7635768A FR 2336676 A1 FR2336676 A1 FR 2336676A1
Authority
FR
France
Prior art keywords
measurement device
humidity measurement
dimensional sample
sample humidity
dimensional
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7635768A
Other languages
English (en)
Other versions
FR2336676B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
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
Publication of FR2336676A1 publication Critical patent/FR2336676A1/fr
Application granted granted Critical
Publication of FR2336676B1 publication Critical patent/FR2336676B1/fr
Granted legal-status Critical Current

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)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR7635768A 1975-11-26 1976-11-26 Dispositif de mesure de l'humidite d'echantillons de grandes dimensions Granted FR2336676A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2552954A DE2552954C3 (de) 1975-11-26 1975-11-26 Vorrichtung zur Feuchtemessung von räumlich ausgedehnten Proben

Publications (2)

Publication Number Publication Date
FR2336676A1 true FR2336676A1 (fr) 1977-07-22
FR2336676B1 FR2336676B1 (fr) 1980-07-18

Family

ID=5962617

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7635768A Granted FR2336676A1 (fr) 1975-11-26 1976-11-26 Dispositif de mesure de l'humidite d'echantillons de grandes dimensions

Country Status (6)

Country Link
US (1) US4155035A (fr)
DE (1) DE2552954C3 (fr)
FR (1) FR2336676A1 (fr)
GB (1) GB1566737A (fr)
NL (1) NL7613161A (fr)
SE (1) SE7613207L (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4257001A (en) * 1979-04-13 1981-03-17 John G. Abramo Resonant circuit sensor of multiple properties of objects
US4364012A (en) * 1980-03-03 1982-12-14 The Board Of Trustees Of The Leland Stanford Junior University FMR Probe method utilizing main and spurious resonance modes for detecting surface flaws
US4789820A (en) * 1986-01-08 1988-12-06 Hercules Incorporated Apparatus and method for sensing multiple parameters of sheet material
GB2194340A (en) * 1986-08-21 1988-03-02 Agricultural & Food Res Moisture content measurement
GB2202947B (en) * 1987-03-09 1990-12-05 Atomic Energy Authority Uk Microwave probe
US5315258A (en) * 1989-01-13 1994-05-24 Kajaani Elektroniikka Oy Method and apparatus for determining the moisture content of a material
DE3920787A1 (de) * 1989-06-24 1991-01-10 Kernforschungsz Karlsruhe Verfahren und eine vorrichtung zur messung des volumentrischen wasseranteils mineralischer und/oder organischer gemische
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
GB9121678D0 (en) * 1991-10-12 1991-11-27 Unaform Ltd Microwave drainage meter
US5939889A (en) * 1993-05-07 1999-08-17 Colorado State University Research Foundation Strength-related testing of concrete using microwave signals
GB2294326A (en) * 1994-10-06 1996-04-24 Scapa Group Plc Moisture detection meter
US5838158A (en) * 1995-08-08 1998-11-17 Appleton Mills Measuring system for measuring the amount of dielectric in a web
DE19705260B4 (de) 1996-02-20 2008-12-24 Hauni Maschinenbau Ag Anordnung zum Erfassen mindestens einer dielektrischen Eigenschaft eines Stoffes
DE29711571U1 (de) * 1997-07-02 1998-11-05 Tews Elektronik Dipl.-Ing. Manfred Tews, 22459 Hamburg Feuchte- und Dichtesensor
US6837122B2 (en) * 2001-11-28 2005-01-04 Tews Elektronik Device and method for detecting the mass and the moisture content for spinning preparation machines
EP1655601A4 (fr) * 2003-07-31 2008-01-23 Oji Paper Co Procede et dispositif pour mesurer une teneur en humidite
FI119526B (fi) * 2005-05-17 2008-12-15 Senfit Oy Menetelmä ja mittalaite mitata vesipitoisuutta
FI121556B (fi) * 2006-06-22 2010-12-31 Metso Paper Inc Vesipitoisuuden mittaus
EP2175261A3 (fr) 2006-09-29 2010-07-21 Forschungszentrum Jülich Gmbh Identification d'un échantillon dans un récipient, par exemple durant le check-in, par détermination de la fréquence de résonance et du facteur de qualité d'un résonateur diélectrique, auquel le récipient est disposé
DE102006046657A1 (de) * 2006-09-29 2008-04-03 Forschungszentrum Jülich GmbH Verfahren zur Identifikation einer Probe in einem Behälter und Messvorrichtung hierzu
DE102007058836A1 (de) * 2007-12-05 2009-06-10 Forschungszentrum Jülich GmbH Verfahren und Vorrichtung zur Bestimmung von Biomasse sowie der Bestimmung des Feuchtegehalts von Boden mittels dielektrischer Messungen im Mikrowellenresonator
DE102009007362A1 (de) 2009-02-04 2010-08-19 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Bestimmung des Feuchtegehalts von Altpapier

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1434867A (fr) * 1964-05-29 1966-04-08 Dispositif pour mesurer les propriétés d'une matière

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265859B (de) * 1965-06-18 1968-04-11 Eltro G M B H & Co Ges Fuer St Vorrichtung zum Ermitteln elektrischer und/oder magnetischer Kenngroessen eines elektrisch nichtleitenden Stoffes durch Resonanzmessung bei Mikrowellen
US3514703A (en) * 1966-02-10 1970-05-26 Yawata Seitetsu Kk Method for measuring the configuration or thickness of a moving metal body by microwave resonators
SU381039A1 (ru) * 1971-09-20 1973-05-15 Устройство для измерения механических
DE2221213A1 (de) * 1972-04-29 1973-11-15 Licentia Gmbh Verfahren zum bestimmen der dielektrizitaetskonstanten eines probekoerpers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1434867A (fr) * 1964-05-29 1966-04-08 Dispositif pour mesurer les propriétés d'une matière

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NV28A/74 *

Also Published As

Publication number Publication date
SE7613207L (sv) 1977-05-27
DE2552954A1 (de) 1977-06-02
GB1566737A (en) 1980-05-08
NL7613161A (nl) 1977-05-31
US4155035A (en) 1979-05-15
DE2552954B2 (de) 1978-12-07
DE2552954C3 (de) 1979-08-16
FR2336676B1 (fr) 1980-07-18

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse