SE461551B - Mikrovaagssensor foer maetning av fuktighetshalten i ett banformigt maetobjekt - Google Patents
Mikrovaagssensor foer maetning av fuktighetshalten i ett banformigt maetobjektInfo
- Publication number
- SE461551B SE461551B SE8402258A SE8402258A SE461551B SE 461551 B SE461551 B SE 461551B SE 8402258 A SE8402258 A SE 8402258A SE 8402258 A SE8402258 A SE 8402258A SE 461551 B SE461551 B SE 461551B
- Authority
- SE
- Sweden
- Prior art keywords
- horn antenna
- measuring object
- microwave
- transmitter
- receiver
- Prior art date
Links
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002310 reflectometry Methods 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/34—Paper
- G01N33/346—Paper sheets
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58073538A JPS59197843A (ja) | 1983-04-26 | 1983-04-26 | マイクロ波水分計 |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8402258D0 SE8402258D0 (sv) | 1984-04-25 |
SE8402258L SE8402258L (sv) | 1984-10-27 |
SE461551B true SE461551B (sv) | 1990-02-26 |
Family
ID=13521105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8402258A SE461551B (sv) | 1983-04-26 | 1984-04-25 | Mikrovaagssensor foer maetning av fuktighetshalten i ett banformigt maetobjekt |
Country Status (6)
Country | Link |
---|---|
US (1) | US4620146A (nl) |
JP (1) | JPS59197843A (nl) |
CA (1) | CA1237171A (nl) |
DE (1) | DE3415610C2 (nl) |
NL (1) | NL191619C (nl) |
SE (1) | SE461551B (nl) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4767981A (en) * | 1986-06-02 | 1988-08-30 | Advanced Moisture Technology, Inc. | Moisture content detector |
JPS63145951A (ja) * | 1986-12-09 | 1988-06-18 | Daipoole:Kk | 糸状材料の物性量測定装置 |
US4767982A (en) * | 1987-06-01 | 1988-08-30 | Master Chemical Corporation | Concentration detection system |
US4890053A (en) * | 1988-04-15 | 1989-12-26 | Philip Morris Incorporated | Method and apparatus for detecting a missing object in a set of objects |
US4967751A (en) * | 1988-05-04 | 1990-11-06 | Mmtc, Inc. | Apparatus and method for monitoring the waveform of cyclic movement within the thorax of an individual |
JPH0629866B2 (ja) * | 1988-07-07 | 1994-04-20 | カワサキ機工株式会社 | マイクロ波による水分測定装置 |
DE3915280C2 (de) * | 1989-05-10 | 1993-11-04 | Berthold Lab Prof R | Vorrichtung zur mikrowellen-transmissions- oder absorptionsmessung |
US5237334A (en) * | 1989-06-29 | 1993-08-17 | Waters William M | Focal plane antenna array for millimeter waves |
DE4030802C2 (de) * | 1990-09-28 | 1998-01-29 | Siemens Ag | Meßanordnung zur berührungslosen Bestimmung der Dicke und/oder thermischen Eigenschaften von Folien und dünnen Oberflächenbeschichtungen und/oder der Absorptionseigenschaften inhomogener Materialien |
FR2707396B1 (fr) * | 1993-07-06 | 1995-09-01 | Bordeaux I Universite | Procédé et dispositif de détection de défauts d'homogénéité dans une bande ou feuille mince en matériau diélectrique. |
DE4426280A1 (de) * | 1994-07-25 | 1996-02-01 | Reich Ernst | Verfahren zum Ermitteln der Beladung eines Gasstroms mit Feststoffanteilen |
DE19725305A1 (de) * | 1997-06-14 | 1998-12-17 | Micas Elektronik Gmbh U Co Kg | Verfahren und Vorrichtung zur Bestimmung des Feuchtigkeitsgehalts von Gegenständen |
DE19741519A1 (de) * | 1997-09-20 | 1999-03-25 | Voith Sulzer Papiermasch Gmbh | Meßverfahren zur Bestimmung des Feuchtigkeitsgehaltes einer Faserstoffbahn |
DE29721039U1 (de) * | 1997-11-28 | 1998-02-05 | Berthold Technologies GmbH & Co KG, 75323 Bad Wildbad | Vorrichtung zur Transmissionsmessung mit Hilfe von Mikrowellen |
US6111415A (en) * | 1998-01-09 | 2000-08-29 | Malcam Ltd. | Device and method for determining the moisture content of a bulk material |
US6092924A (en) * | 1998-02-10 | 2000-07-25 | Denver Instrument Company | Microwave moisture analyzer: apparatus and method |
US6247246B1 (en) | 1998-05-27 | 2001-06-19 | Denver Instrument Company | Microwave moisture analyzer: apparatus and method |
FR2833080B1 (fr) * | 2001-12-05 | 2004-10-29 | France Etat Ponts Chaussees | Procede de determination de la teneur en eau d'un materiau et dispositif de mesure |
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. |
WO2016126999A1 (en) * | 2015-02-04 | 2016-08-11 | Massachusetts Institute Of Technology | Rf attenuation measurement system and method |
US9891164B2 (en) | 2015-08-27 | 2018-02-13 | Honeywell Limited | Holmium oxide glasses as calibration standards for near infrared moisture sensors |
RU2629701C1 (ru) * | 2016-04-06 | 2017-08-31 | Федеральное государственное учреждение науки Институт проблем управления им. В.А. Трапезникова Российской академии наук | Устройство для измерения влагосодержания жидкости |
CN109632833B (zh) * | 2019-01-23 | 2020-04-17 | 浙江大学 | 一种应用于谷物含水率检测系统的微波天线检测距离优化装置及其方法 |
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 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1052250A (nl) * | 1900-01-01 | |||
US3156917A (en) * | 1960-02-22 | 1964-11-10 | Marelli Lenkurt S P A | Antenna reflector and feed with absorbers to reduce back radiation to feed |
US3681684A (en) * | 1970-08-03 | 1972-08-01 | Beloit Corp | Microwave moisture sensing system and method |
US3733609A (en) * | 1971-07-02 | 1973-05-15 | Radiation Inc | Shrouded offset parabolic reflector antenna |
EP0009187A1 (de) * | 1978-09-16 | 1980-04-02 | Hoechst Aktiengesellschaft | Verfahren und Vorrichtung zum Messen der Feuchte von flächenförmigen Proben durch Absorption von Mikrowellen |
SU834045A1 (ru) * | 1979-10-02 | 1981-05-30 | Предприятие П/Я А-7850 | 4,4 -Ди- - 2" -хлор-4" - 1 -окси- 2 - /2 -СульфО-4 МЕТОКСи/-АзОбЕНзОл- 3 -СульфО-6 МЕТилАМиНО -НАфТил-6 - -ТРиАзиНил АМиНОСТильбЕН-2,2 -диСуль-фОКиСлОТА B КАчЕСТВЕ АКТиВНОгОКРАСиТЕл дл цЕллюлОзНыХ МАТЕРи-АлОВ |
US4423422A (en) * | 1981-08-10 | 1983-12-27 | Andrew Corporation | Diagonal-conical horn-reflector antenna |
-
1983
- 1983-04-26 JP JP58073538A patent/JPS59197843A/ja active Granted
-
1984
- 1984-04-20 US US06/602,594 patent/US4620146A/en not_active Expired - Lifetime
- 1984-04-25 SE SE8402258A patent/SE461551B/sv not_active IP Right Cessation
- 1984-04-25 CA CA000452758A patent/CA1237171A/en not_active Expired
- 1984-04-25 NL NL8401328A patent/NL191619C/nl not_active IP Right Cessation
- 1984-04-26 DE DE3415610A patent/DE3415610C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE8402258L (sv) | 1984-10-27 |
DE3415610C2 (de) | 1986-05-15 |
NL191619C (nl) | 1995-11-06 |
SE8402258D0 (sv) | 1984-04-25 |
US4620146A (en) | 1986-10-28 |
NL8401328A (nl) | 1984-11-16 |
DE3415610A1 (de) | 1984-10-31 |
JPS59197843A (ja) | 1984-11-09 |
CA1237171A (en) | 1988-05-24 |
NL191619B (nl) | 1995-07-03 |
JPH0120375B2 (nl) | 1989-04-17 |
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