NO742093L - - Google Patents
Info
- Publication number
- NO742093L NO742093L NO742093A NO742093A NO742093L NO 742093 L NO742093 L NO 742093L NO 742093 A NO742093 A NO 742093A NO 742093 A NO742093 A NO 742093A NO 742093 L NO742093 L NO 742093L
- Authority
- NO
- Norway
- Prior art keywords
- elements
- stated
- magnet
- specified
- appropriate
- Prior art date
Links
- 238000005259 measurement Methods 0.000 claims description 19
- 239000004020 conductor Substances 0.000 claims description 14
- 239000003990 capacitor Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 235000014676 Phragmites communis Nutrition 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 239000008187 granular material Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 210000000056 organ Anatomy 0.000 claims 1
- 239000002689 soil Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002360 explosive Substances 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
- G01F23/265—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors for discrete levels
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO742093A NO742093L (es) | 1974-06-10 | 1974-06-10 | |
DE19752524608 DE2524608A1 (de) | 1974-06-10 | 1975-06-03 | Verfahren und anordnung zur kapazitiven pegelmessung |
NL7506676A NL7506676A (nl) | 1974-06-10 | 1975-06-05 | Werkwijze en inrichting voor capacitieve niveau- metingen. |
DD186505A DD119088A5 (es) | 1974-06-10 | 1975-06-06 | |
FR7517943A FR2274030A1 (fr) | 1974-06-10 | 1975-06-09 | Procede et dispositif de mesure capacitive de niveau |
SE7506577A SE7506577L (sv) | 1974-06-10 | 1975-06-09 | Sett och anordning for kapacitiv nivametning. |
ES438360A ES438360A1 (es) | 1974-06-10 | 1975-06-09 | Un metodo para la medicion del nivel capacitivo de sustan- cias libremente flotantes; granulos, solidos o una combina- cion de dichas sustancias y dispositivo para su realizacion. |
DK257675A DK257675A (da) | 1974-06-10 | 1975-06-09 | Fremgangsmade og apparat til kapacitiv niveaumaling |
JP50069246A JPS518966A (es) | 1974-06-10 | 1975-06-10 | |
IT12646/75A IT1049152B (it) | 1974-06-10 | 1975-06-10 | Metodo e dispositivo per la misurazione capacitiva di unlivello |
US05/585,609 US4003259A (en) | 1974-06-10 | 1975-06-10 | Method and a device for capacitive level measurement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO742093A NO742093L (es) | 1974-06-10 | 1974-06-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
NO742093L true NO742093L (es) | 1975-12-11 |
Family
ID=19881656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO742093A NO742093L (es) | 1974-06-10 | 1974-06-10 |
Country Status (11)
Country | Link |
---|---|
US (1) | US4003259A (es) |
JP (1) | JPS518966A (es) |
DD (1) | DD119088A5 (es) |
DE (1) | DE2524608A1 (es) |
DK (1) | DK257675A (es) |
ES (1) | ES438360A1 (es) |
FR (1) | FR2274030A1 (es) |
IT (1) | IT1049152B (es) |
NL (1) | NL7506676A (es) |
NO (1) | NO742093L (es) |
SE (1) | SE7506577L (es) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PL126453B1 (en) * | 1980-04-17 | 1983-08-31 | Politechnika Wroclawska | Material level sensing element for liquids and electrically conductive pourable solid materials |
US4350040A (en) * | 1980-06-26 | 1982-09-21 | The United States Of America As Represented By The United States Department Of Energy | Capacitance-level/density monitor for fluidized-bed combustor |
DE3373703D1 (en) * | 1982-09-09 | 1987-10-22 | Shell Int Research | Capacitive level gauge |
US4589077A (en) * | 1983-07-27 | 1986-05-13 | Southwest Pump Company | Liquid level and volume measuring method and apparatus |
GB8401221D0 (en) * | 1984-01-17 | 1984-02-22 | Shell Int Research | Level gauge |
US4601201A (en) * | 1984-03-14 | 1986-07-22 | Tokyo Tatsuno Co., Ltd. | Liquid level and quantity measuring apparatus |
JPS60192226A (ja) * | 1984-03-14 | 1985-09-30 | Tokyo Tatsuno Co Ltd | 静電容量式液面計 |
JPS61127487A (ja) * | 1984-11-15 | 1986-06-14 | 三菱重工業株式会社 | 充填機 |
US4864857A (en) * | 1988-03-16 | 1989-09-12 | Koon Terry D | Level indicator |
US5005407A (en) * | 1988-10-11 | 1991-04-09 | Level Electronics, Inc. | Fluid level sensing system |
US4994749A (en) * | 1988-12-16 | 1991-02-19 | General Electric Company | Liquid sensor with high sensitivity near empty |
US5182545A (en) * | 1989-01-06 | 1993-01-26 | Standex International Corporation | Fluid level sensor having capacitive sensor |
CA1332183C (en) * | 1989-06-23 | 1994-09-27 | Richard W. Henderson | Capacitance probe assembly |
JPH04158224A (ja) * | 1990-10-22 | 1992-06-01 | Toyota Tsusho Kk | レベル検出回路 |
DE4320357C2 (de) * | 1993-06-19 | 1997-02-13 | Ier Mes Und Regeltechnik Eberh | Füllstandsgeber zur Grenzwerterfassung von elektrisch oder kapazitiv leitfähigen Flüssigkeiten |
US5722290A (en) * | 1995-03-21 | 1998-03-03 | The United States Of America As Represented By The United States Department Of Energy | Closed-field capacitive liquid level sensor |
GB9519006D0 (en) * | 1995-09-16 | 1995-11-15 | Rolls Royce & Ass | Capacitance probe |
US6101873A (en) * | 1996-05-17 | 2000-08-15 | Nohken Inc. | Level sensor |
NO308333B1 (no) | 1997-04-08 | 2000-08-28 | Sentech As | Anordning for kapasitiv elektrisk deteksjon eller mÕling |
WO1999060539A1 (en) * | 1998-05-21 | 1999-11-25 | Smiths Industries Aerospace | Fault condition protective device for aircraft fuel gauging systems |
DE19849706A1 (de) * | 1998-10-28 | 2000-05-04 | Walther Menhardt | Füllstand-Meßsystem mit digitaler Signalausgabe |
DE10008093B4 (de) * | 2000-02-22 | 2007-07-05 | Ifm Electronic Gmbh | Kapazitives Füllstandsmessgerät |
DE10261767A1 (de) * | 2002-12-19 | 2004-07-15 | Hydac Electronic Gmbh | Vorrichtung und Verfahren zur Kapazitätsmessung sowie Einrichtung zum Ermitteln des Füllstandes einer Flüssigkeit mit einer solchen Vorrichtung |
US6840100B1 (en) | 2003-09-04 | 2005-01-11 | Richard A. Wotiz | Liquid level indicator |
US6923056B2 (en) * | 2003-10-10 | 2005-08-02 | Delphi Technologies, Inc. | Resonant network fluid level sensor assembly |
AU2006254863B2 (en) * | 2005-06-08 | 2011-06-30 | Lumenite Control Technology Inc. | Self-calibrating liquid level transmitter |
EP1744132A1 (en) * | 2005-07-11 | 2007-01-17 | Siemens Milltronics Process Instruments Inc. | Capacitive level sensor with a plurality of segments comprising each a capacitor and a circuit |
ES2311317B2 (es) * | 2005-09-08 | 2010-10-13 | Universitat Politecnica De Catalunya | Metodo y aparato para medir el nivel de liquidos, el espesor de capas de liquidos estratificados y el gradiente de concentraciones en liquidos no homogeneos. |
US8448750B2 (en) * | 2007-09-26 | 2013-05-28 | Caterpillar Inc. | Lubrication system level control |
US7802471B2 (en) * | 2007-12-28 | 2010-09-28 | Sieh Philip J | Liquid level sensing device and method |
KR100983465B1 (ko) * | 2008-06-03 | 2010-09-24 | 주식회사 켐트로닉스 | 레벨 감지 장치 |
GB0909510D0 (en) * | 2009-06-03 | 2009-07-15 | Airbus Uk Ltd | Fuel level measurement apparatus and method |
US8924167B2 (en) | 2012-05-23 | 2014-12-30 | Thomas R. Decker | Sediment monitoring system for stormwater management facilities |
WO2013186688A1 (en) * | 2012-06-14 | 2013-12-19 | Koninklijke Philips N.V. | Capacitive level sensor |
EP3280983A4 (en) * | 2015-04-10 | 2019-01-02 | CoVar Applied Technologies, Inc. | Discrete capacitive flow stream height measurement for partially filled pipes |
ITUB20159220A1 (it) * | 2015-12-24 | 2017-06-24 | Eltek Spa | Dispositivo e metodo per la rilevazione del livello di un mezzo |
EP3367075B1 (en) | 2017-02-22 | 2019-12-11 | Zodiac Aerotechnics | Capacitor fuel probe |
IT201700082457A1 (it) * | 2017-07-20 | 2019-01-20 | Eltek Spa | Dispositivo per la rilevazione del livello di un mezzo |
DE102018203633A1 (de) * | 2018-03-09 | 2019-09-12 | Kautex Textron Gmbh & Co. Kg | Betriebsflüssigkeitsbehälter mit kapazitiver Erfassung von Füllständen |
WO2021221681A1 (en) * | 2020-05-01 | 2021-11-04 | Du Derrick | Foldable and intrinsically safe plate capacitive sensors for sensing depth of solids in liquids and sensing depth of two different types of liquids in hazardous locations |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2511398A (en) * | 1945-07-17 | 1950-06-13 | Liquidometer Corp | Float controlled capacitor transmitter |
US3443438A (en) * | 1967-02-10 | 1969-05-13 | Robert Edgar Martin | Fluid indicating apparatus |
FR96297E (fr) * | 1967-11-24 | 1972-06-16 | Gen Electric | Détecteur de niveau de liquides. |
US3505869A (en) * | 1968-04-17 | 1970-04-14 | Us Air Force | Apparatus for measuring fluid level in a container |
US3646293A (en) * | 1970-04-06 | 1972-02-29 | William A Howard | Electrical signal generator and liquid level indicator |
-
1974
- 1974-06-10 NO NO742093A patent/NO742093L/no unknown
-
1975
- 1975-06-03 DE DE19752524608 patent/DE2524608A1/de active Pending
- 1975-06-05 NL NL7506676A patent/NL7506676A/xx unknown
- 1975-06-06 DD DD186505A patent/DD119088A5/xx unknown
- 1975-06-09 DK DK257675A patent/DK257675A/da unknown
- 1975-06-09 SE SE7506577A patent/SE7506577L/xx unknown
- 1975-06-09 ES ES438360A patent/ES438360A1/es not_active Expired
- 1975-06-09 FR FR7517943A patent/FR2274030A1/fr not_active Withdrawn
- 1975-06-10 IT IT12646/75A patent/IT1049152B/it active
- 1975-06-10 JP JP50069246A patent/JPS518966A/ja active Pending
- 1975-06-10 US US05/585,609 patent/US4003259A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES438360A1 (es) | 1977-01-16 |
US4003259A (en) | 1977-01-18 |
SE7506577L (sv) | 1975-12-11 |
NL7506676A (nl) | 1975-12-12 |
DD119088A5 (es) | 1976-04-05 |
FR2274030A1 (fr) | 1976-01-02 |
IT1049152B (it) | 1981-01-20 |
DE2524608A1 (de) | 1975-12-18 |
DK257675A (da) | 1975-12-11 |
JPS518966A (es) | 1976-01-24 |
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