FI98159B - Menetelmä ja sovitelma nestepinnan korkeuden mittaamiseksi - Google Patents
Menetelmä ja sovitelma nestepinnan korkeuden mittaamiseksiInfo
- Publication number
- FI98159B FI98159B FI953107A FI953107A FI98159B FI 98159 B FI98159 B FI 98159B FI 953107 A FI953107 A FI 953107A FI 953107 A FI953107 A FI 953107A FI 98159 B FI98159 B FI 98159B
- Authority
- FI
- Finland
- Prior art keywords
- measuring
- height
- arrangement
- liquid surface
- liquid
- Prior art date
Links
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
- G01F23/266—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 measuring circuits therefor
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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI953107A FI98159C (fi) | 1995-06-21 | 1995-06-21 | Menetelmä ja sovitelma nestepinnan korkeuden mittaamiseksi |
US08/666,851 US5735167A (en) | 1995-06-21 | 1996-06-19 | Method and arrangement for measuring liquid level |
EP96304581A EP0750181A1 (en) | 1995-06-21 | 1996-06-20 | Method and arrangement for measuring liquid level |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI953107 | 1995-06-21 | ||
FI953107A FI98159C (fi) | 1995-06-21 | 1995-06-21 | Menetelmä ja sovitelma nestepinnan korkeuden mittaamiseksi |
Publications (3)
Publication Number | Publication Date |
---|---|
FI953107A0 FI953107A0 (fi) | 1995-06-21 |
FI98159B true FI98159B (fi) | 1997-01-15 |
FI98159C FI98159C (fi) | 1997-04-25 |
Family
ID=8543657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI953107A FI98159C (fi) | 1995-06-21 | 1995-06-21 | Menetelmä ja sovitelma nestepinnan korkeuden mittaamiseksi |
Country Status (3)
Country | Link |
---|---|
US (1) | US5735167A (fi) |
EP (1) | EP0750181A1 (fi) |
FI (1) | FI98159C (fi) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000190457A (ja) * | 1998-05-13 | 2000-07-11 | Mitsubishi Materials Corp | 容器内の液量の検出方法及びその装置 |
JP3710230B2 (ja) * | 1996-10-04 | 2005-10-26 | キヤノン株式会社 | インク検出方法、およびインクジェット記録装置 |
FR2763681A1 (fr) * | 1997-05-26 | 1998-11-27 | Canon Kk | Dispositif de determination d'une quantite de produit consommable presente dans un reservoir et dispositif d'impression de documents correspondant |
AUPP167998A0 (en) * | 1998-02-05 | 1998-02-26 | Vos Industries Limited | Level sensor for cooking apparatus |
EP1710084B1 (en) * | 2000-06-16 | 2008-10-22 | Canon Kabushiki Kaisha | Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, and associated method of use |
DE102004053567A1 (de) * | 2004-11-05 | 2006-05-11 | Heuft Systemtechnik Gmbh | Verfahren zur Feststellung der Integrität eines in einem Behälter befindlichen Produktes |
US7159456B2 (en) * | 2004-12-10 | 2007-01-09 | General Motors Corporation | Level indicator for liquid hydrogen tank |
SE528735C2 (sv) * | 2005-06-13 | 2007-02-06 | Roland Braennstroem | Mätanordning för mätning av föroreningar i en vätska |
US20070180904A1 (en) * | 2006-02-06 | 2007-08-09 | Alcon, Inc. | Fluid level sensor |
DE102007004693A1 (de) * | 2007-01-25 | 2008-07-31 | Abertax Research And Development Ltd. | Resonanzsensor-Einrichtung zur Ermittlung eines Flüssigkeitspegels |
US8549910B2 (en) | 2010-01-07 | 2013-10-08 | Federal-Mogul Corporation | Fuel system electro-static potential differential level sensor element and hardware/software configuration |
CN102529401B (zh) * | 2012-01-20 | 2014-08-13 | 珠海天威技术开发有限公司 | 墨盒芯片及其工作方法、墨盒 |
WO2016161578A1 (en) * | 2015-04-08 | 2016-10-13 | Mann+Hummel Gmbh | Centrifugal separator |
FR3054659B1 (fr) * | 2016-07-28 | 2019-08-16 | V.V Electronic | Systeme de detection de niveau liquide a capteur capacitif et pompe comportant un tel systeme |
US10597118B2 (en) | 2016-09-12 | 2020-03-24 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propeller system |
EP3521776A1 (en) * | 2018-02-06 | 2019-08-07 | Victor Augusta P. Claes | Sensor circuit and use thereof |
EP3521524A1 (en) | 2018-02-06 | 2019-08-07 | IPee N.V. | Sanitary appliance comprising a sensor circuit and use thereof |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR818317A (fr) * | 1937-02-24 | 1937-09-23 | Dispositif d'indicateur de niveau de liquide | |
US2409073A (en) * | 1945-03-07 | 1946-10-08 | Gen Electric | Capacitor fuel gauge |
CH414183A (fr) * | 1962-12-29 | 1966-05-31 | Dentzer Marcel | Dispositif de mesure et d'affichage d'une grandeur |
GB1071656A (en) * | 1964-06-02 | 1967-06-07 | Mirko Machacek | Capacitive responsive apparatus |
SE369479B (fi) * | 1973-01-08 | 1974-09-02 | Alfa Laval Ab | |
US4165641A (en) * | 1974-06-17 | 1979-08-28 | P. R. Mallory & Co. Inc. | Liquid level sensing means |
YU135178A (en) * | 1978-06-06 | 1982-06-30 | Energoinvest | Ia resonance apparatus for signalling the level of liquid med |
DE3128507C2 (de) * | 1981-07-18 | 1986-02-06 | Olaf A. 3504 Kaufungen Richter | Einrichtung zum Überwachen der Länge einer Flüssigkeitssäule |
DE3639455A1 (de) * | 1986-11-18 | 1988-05-26 | Heinrich Prof Dr Ing Reents | Verfahren mit den dazu gehoerigen vorrichtungen zur vollelektronischen fuellstandsmessung von fluessigkeiten und gasen mit hilfe flexibler und flaechiger, druckaufnehmender sensoren mit peripherie im tank |
US5054319A (en) * | 1990-09-12 | 1991-10-08 | Fling John J | Liquid level sensor and method |
GB9109047D0 (en) * | 1991-04-26 | 1991-06-12 | Boc Group Plc | A sump for liquid anaesthetic agent |
DE4203725C2 (de) * | 1992-02-08 | 1994-01-13 | Vega Grieshaber Gmbh & Co | Anordnung zur potentialgetrennten Kapazitätsmessung, insbesondere zur kapazitiven Füllstandmessung |
US5315872A (en) * | 1993-05-11 | 1994-05-31 | Edo Corporation, Fiber Science Division | Liquid level sensor for electrically conductive liquid |
CA2128676C (en) * | 1993-09-08 | 1997-12-23 | John D. Sotack | Capacitive sensor |
US5546005A (en) * | 1995-01-09 | 1996-08-13 | Flowline Inc. | Guarded capacitance probe and related measurement circuit |
-
1995
- 1995-06-21 FI FI953107A patent/FI98159C/fi active
-
1996
- 1996-06-19 US US08/666,851 patent/US5735167A/en not_active Expired - Fee Related
- 1996-06-20 EP EP96304581A patent/EP0750181A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FI98159C (fi) | 1997-04-25 |
US5735167A (en) | 1998-04-07 |
FI953107A0 (fi) | 1995-06-21 |
EP0750181A1 (en) | 1996-12-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application |