NO133603B - - Google Patents
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- Publication number
- NO133603B NO133603B NO4071/69A NO407169A NO133603B NO 133603 B NO133603 B NO 133603B NO 4071/69 A NO4071/69 A NO 4071/69A NO 407169 A NO407169 A NO 407169A NO 133603 B NO133603 B NO 133603B
- Authority
- NO
- Norway
- Prior art keywords
- measuring cell
- counter
- frequency
- measuring
- change
- Prior art date
Links
- 239000000463 material Substances 0.000 claims abstract description 73
- 238000000034 method Methods 0.000 claims abstract description 28
- 230000008859 change Effects 0.000 claims description 47
- 238000005259 measurement Methods 0.000 claims description 44
- 230000008569 process Effects 0.000 claims description 15
- 230000002441 reversible effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 description 37
- 238000012360 testing method Methods 0.000 description 17
- 239000003990 capacitor Substances 0.000 description 12
- 239000000126 substance Substances 0.000 description 12
- 229920001131 Pulp (paper) Polymers 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 238000012546 transfer Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
- G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth 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)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Supports For Pipes And Cables (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US579278A US3488758A (en) | 1966-09-14 | 1966-09-14 | Apparatus for measuring a property of a material while processing it between movable members containing electrodes coupled to an oscillatory circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO133603B true NO133603B (pt) | 1976-02-16 |
| NO133603C NO133603C (pt) | 1976-06-02 |
Family
ID=27421479
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO00166530A NO130167B (pt) | 1966-09-14 | 1967-01-23 | |
| NO4071/69A NO133603C (pt) | 1966-09-14 | 1969-10-13 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO00166530A NO130167B (pt) | 1966-09-14 | 1967-01-23 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3488758A (pt) |
| AT (2) | AT295890B (pt) |
| DE (1) | DE1598456C3 (pt) |
| FI (2) | FI51408C (pt) |
| FR (1) | FR1508583A (pt) |
| GB (3) | GB1177984A (pt) |
| NO (2) | NO130167B (pt) |
| SE (2) | SE345013B (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2138226B1 (pt) * | 1971-05-19 | 1974-03-08 | Treichler Rodolphe | |
| DE2919230A1 (de) * | 1979-05-12 | 1980-11-20 | Basf Ag | Messverfahren und messchaltung zur kontinuierlichen feuchtemessung |
| PL131625B1 (en) * | 1980-07-12 | 1984-12-31 | Akad Gorniczo Hutnicza | Measuring unit of the device for measurement of concentration of components of mixture |
| US4555661A (en) * | 1983-04-11 | 1985-11-26 | Forte Technology, Inc. | Method and apparatus for determining dielectric constant |
| US4736156A (en) * | 1986-04-11 | 1988-04-05 | Forte Technology, Inc. | Apparatus for on-line determination of dielectric constant |
| US5065106A (en) * | 1988-06-13 | 1991-11-12 | Ta Instruments, Inc. | Apparatus and method for analyzing dielectric properties using a single surface electrode and force monitoring and adjusting |
| US4899102A (en) * | 1988-06-13 | 1990-02-06 | E. I. Du Pont De Nemours And Company | Electrode system for a parallel plate dielectric analyzer |
| US4855667A (en) * | 1988-06-13 | 1989-08-08 | E. I. Du Pont De Nemours And Company | Parallel plate dielectric analyzer |
| PL221643B1 (pl) * | 2011-10-21 | 2016-05-31 | Univ Warszawski | Komora do pomiaru elektrycznych właściwości próbek proszkowych albo ciekłych oraz sposób prowadzenia pomiaru elektrycznych właściwości próbek proszkowych albo ciekłych |
| EP2693206B1 (de) * | 2012-07-31 | 2018-03-21 | Messtechnik Schaller GmbH | Feuchtigkeitsmessgerät zur Wassergehaltsbestimmung von Biomasse |
| WO2019209802A1 (en) * | 2018-04-24 | 2019-10-31 | Transtech Systems, Inc. | Parallel plate capacitor system for determining impedance characteristics of material under test (mut) |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2519089A (en) * | 1941-04-02 | 1950-08-15 | American Mach & Foundry | Tobacco feed control mechanism |
| US3005152A (en) * | 1957-04-08 | 1961-10-17 | Anderson Clayton & Company | Moisture tester |
| BE567800A (pt) * | 1957-10-21 | |||
| US2993168A (en) * | 1958-03-12 | 1961-07-18 | Forte Fairbairn Inc | Power-actuated testing mechanisms |
| US3015775A (en) * | 1959-01-09 | 1962-01-02 | Coulter Electronics | Fluid metering system and apparatus |
| US3090004A (en) * | 1959-03-31 | 1963-05-14 | Forte Fairbairn Inc | Method and apparatus for measuring capacitivity of materials |
| US3215931A (en) * | 1959-07-21 | 1965-11-02 | Jr Robert W Schooley | Fluid dielectric constant comparing device using plural fluid dielectric capacitors alternately connected to a single oscillator |
| US3028548A (en) * | 1959-07-31 | 1962-04-03 | Forte Fairbairn Inc | Measurement of capacitivity of materials |
| US3025465A (en) * | 1959-10-12 | 1962-03-13 | Forte Fairbairn Inc | Measurement of capacitivity of materials |
| CH387752A (de) * | 1960-07-21 | 1965-02-15 | Ibm | Verfahren und Einrichtung zur Regelung einer durch elektrische Schwingungen veränderliche Frequenz dargestellten Grösse eines Vorganges |
| US3140608A (en) * | 1960-12-16 | 1964-07-14 | Brooks Equipment Corp | Liquid level gauge |
| GB1047194A (pt) * | 1962-03-29 | |||
| US3300716A (en) * | 1962-04-21 | 1967-01-24 | Cons Electrodynamics Corp | Apparatus for measuring and testing electrical properties of nonconductive materials |
| US3372333A (en) * | 1964-09-28 | 1968-03-05 | Sheffield Corp | Differential capacitor transducer apparatus having coarse and fine adjustments and means for changing scale span |
| US3377553A (en) * | 1966-07-20 | 1968-04-09 | Exxon Research Engineering Co | Moisture content determining device having a pressure-operated capacitor member |
-
1966
- 1966-09-14 US US579278A patent/US3488758A/en not_active Expired - Lifetime
- 1966-12-14 SE SE17122/66A patent/SE345013B/xx unknown
- 1966-12-14 FI FI663334A patent/FI51408C/fi active
-
1967
- 1967-01-18 FR FR91668A patent/FR1508583A/fr not_active Expired
- 1967-01-23 GB GB32063/69A patent/GB1177984A/en not_active Expired
- 1967-01-23 GB GB32062/69A patent/GB1177983A/en not_active Expired
- 1967-01-23 NO NO00166530A patent/NO130167B/no unknown
- 1967-01-23 GB GB3344/67A patent/GB1177981A/en not_active Expired
- 1967-02-01 AT AT96267A patent/AT295890B/de not_active IP Right Cessation
- 1967-02-01 AT AT124571A patent/AT321003B/de not_active IP Right Cessation
- 1967-02-01 DE DE1598456A patent/DE1598456C3/de not_active Expired
-
1969
- 1969-10-13 NO NO4071/69A patent/NO133603C/no unknown
-
1970
- 1970-07-06 SE SE08358/70A patent/SE360470B/xx unknown
-
1975
- 1975-12-11 FI FI753499A patent/FI51535C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1598456B2 (de) | 1974-05-16 |
| FI51408C (fi) | 1976-12-10 |
| DE1798449A1 (de) | 1973-10-25 |
| FI51535C (fi) | 1977-01-10 |
| SE360470B (pt) | 1973-09-24 |
| AT295890B (de) | 1972-01-25 |
| DE1598456C3 (de) | 1975-01-02 |
| FI753499A (pt) | 1975-12-11 |
| AT321003B (de) | 1975-05-10 |
| GB1177983A (en) | 1970-01-14 |
| GB1177984A (en) | 1970-01-14 |
| DE1798449B2 (de) | 1975-06-19 |
| NO130167B (pt) | 1974-07-15 |
| US3488758A (en) | 1970-01-06 |
| SE345013B (pt) | 1972-05-08 |
| DE1598456A1 (de) | 1972-05-25 |
| GB1177981A (en) | 1970-01-14 |
| FI51408B (pt) | 1976-08-31 |
| NO133603C (pt) | 1976-06-02 |
| FI51535B (pt) | 1976-09-30 |
| FR1508583A (fr) | 1968-01-05 |
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