CH709489B1 - Verfahren zur Durchführung einer kapazitiven Flüssigniveaumessung. - Google Patents
Verfahren zur Durchführung einer kapazitiven Flüssigniveaumessung. Download PDFInfo
- Publication number
- CH709489B1 CH709489B1 CH00570/14A CH5702014A CH709489B1 CH 709489 B1 CH709489 B1 CH 709489B1 CH 00570/14 A CH00570/14 A CH 00570/14A CH 5702014 A CH5702014 A CH 5702014A CH 709489 B1 CH709489 B1 CH 709489B1
- Authority
- CH
- Switzerland
- Prior art keywords
- liquid
- container
- sensor
- capacitive
- signal
- Prior art date
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 335
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- 238000010586 diagram Methods 0.000 description 16
- 230000001419 dependent effect Effects 0.000 description 13
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- 230000008569 process Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 10
- 238000012545 processing Methods 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 238000007599 discharging Methods 0.000 description 7
- 230000003247 decreasing effect Effects 0.000 description 6
- 238000011835 investigation Methods 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 239000000969 carrier Substances 0.000 description 4
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- 238000006243 chemical reaction Methods 0.000 description 3
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- 230000002452 interceptive effect Effects 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
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- 229910021641 deionized water Inorganic materials 0.000 description 1
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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
-
- 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
- G01F23/268—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 mounting arrangements of probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/20—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of apparatus for measuring liquid level
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
- G01N2035/1025—Fluid level sensing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N2035/1027—General features of the devices
- G01N2035/103—General features of the devices using disposable tips
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH00570/14A CH709489B1 (de) | 2014-04-14 | 2014-04-14 | Verfahren zur Durchführung einer kapazitiven Flüssigniveaumessung. |
| EP15158492.7A EP2933613B1 (de) | 2014-04-14 | 2015-03-10 | Verfahren und Vorrichtung zur automatisierten Klassifizierung einer Flüssigkeit sowie Verfahren und Vorrichtung zur automatisierten Anpassung von Voreinstellungen für eine kapazitive Flüssigniveaumessung |
| JP2015079374A JP6654358B2 (ja) | 2014-04-14 | 2015-04-08 | 液体の自動分類のための方法および装置、並びに、容量性液位測定の事前設定の自動適応のための方法および装置 |
| US14/683,863 US10161780B2 (en) | 2014-04-14 | 2015-04-10 | Method and device for the automated classification of a liquid as well as method and device for the automated adaption of presettings for a capacitive liquid level measurement |
| CN201510173981.4A CN104977062B (zh) | 2014-04-14 | 2015-04-13 | 用于液体的自动化分类的方法和设备 |
| US16/157,437 US11199433B2 (en) | 2014-04-14 | 2018-10-11 | Method for the automated classification of a liquid as well as method for the automated adaption of presettings for a capacitive liquid level measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH00570/14A CH709489B1 (de) | 2014-04-14 | 2014-04-14 | Verfahren zur Durchführung einer kapazitiven Flüssigniveaumessung. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CH709489A2 CH709489A2 (de) | 2015-10-15 |
| CH709489B1 true CH709489B1 (de) | 2021-04-30 |
Family
ID=52682624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH00570/14A CH709489B1 (de) | 2014-04-14 | 2014-04-14 | Verfahren zur Durchführung einer kapazitiven Flüssigniveaumessung. |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US10161780B2 (enExample) |
| EP (1) | EP2933613B1 (enExample) |
| JP (1) | JP6654358B2 (enExample) |
| CN (1) | CN104977062B (enExample) |
| CH (1) | CH709489B1 (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10396785B2 (en) * | 2017-12-12 | 2019-08-27 | Nxp Usa, Inc. | Reduction of capacitive touch sense electrode sample value change when electrode scan period is changed |
| CH712735A1 (de) * | 2016-07-22 | 2018-01-31 | Tecan Trading Ag | Pipettiervorrichtung mit einem Flüssigkeitsvolumensensor und Flüssigkeitsbearbeitungssystem. |
| CN118243944A (zh) * | 2017-03-24 | 2024-06-25 | 简·探针公司 | 用于电容式流体水平检测和装卸容器的系统和方法 |
| EP3502656B1 (en) * | 2017-12-22 | 2022-09-21 | Tecan Trading Ag | A pipetting apparatus, a liquid handling system and a method of controlling pipetting |
| EP3594638A1 (de) * | 2018-07-13 | 2020-01-15 | Tecan Trading Ag | Vorrichtungen und verfahren zur kapazitiven schaumdetektion in flüssigkeitsbehältern |
| DE102020204687A1 (de) | 2020-04-14 | 2021-10-14 | Bruker Biospin Gmbh | Automatische Verifizierung und Re-Kalibrierung eines Pumpenfördervolumens |
| US20220268796A1 (en) * | 2021-02-19 | 2022-08-25 | Roche Molecular Systems, Inc. | Method of Operating a Laboratory Instrument |
| CN113045074A (zh) * | 2021-03-22 | 2021-06-29 | 李玲群 | 基于杂质类型的消化装置 |
| EP4317989A1 (en) * | 2022-08-02 | 2024-02-07 | Beckman Coulter, Inc. | Capacitive detection device and methods |
| US11988540B2 (en) * | 2022-08-15 | 2024-05-21 | Instrumentation Laboratory Co. | Liquid level detection based on tunable inductive-capacitive tank circuit |
| CN119901356A (zh) * | 2025-01-20 | 2025-04-29 | 艾康生物技术(杭州)有限公司 | 液位测量装置 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3301056A (en) * | 1963-06-14 | 1967-01-31 | Trans Sonics Inc | Liquid measuring system |
| CA950703A (en) * | 1970-04-03 | 1974-07-09 | Manuel C. Sanz | Automatic test tube transporter and sample dispenser |
| US4115877A (en) * | 1977-03-24 | 1978-09-26 | Frederick Wall | Liquid level sensing device and swimming pool water circulation systems containing the same |
| US4670219A (en) * | 1985-02-27 | 1987-06-02 | Fisher Scientific Company | Liquid handling |
| US5612622A (en) * | 1994-12-28 | 1997-03-18 | Optical Solutions, Inc. | Apparatus for identifying particular entities in a liquid using electrical conductivity characteristics |
| WO1998057132A1 (en) * | 1997-06-12 | 1998-12-17 | Matulek Andrew M | Capacitive liquid level indicator |
| JP3810411B2 (ja) * | 2004-01-23 | 2006-08-16 | Ｎｅｃエレクトロニクス株式会社 | 集積回路装置 |
| WO2008131186A1 (en) * | 2007-04-18 | 2008-10-30 | Becton, Dickinson And Company | Method and apparatus for determining dispense volume |
| FR2928738A1 (fr) * | 2008-03-17 | 2009-09-18 | Biomerieux Sa | Procede de mesure du volume distribue d'un liquide dans un conteneur par mesure de capacite. |
| CH702180B1 (de) * | 2009-11-02 | 2015-02-13 | Tecan Trading Ag | Verfahren zum Testen eines Laborgeräts und entsprechendes Laborgerät. |
| CH702427A1 (de) * | 2009-12-30 | 2011-06-30 | Tecan Trading Ag | Verfahren und Vorrichtung zur Detektion von Phasengrenzen und entsprechend ausgestattetes Laborgerät. |
| US9046507B2 (en) * | 2010-07-29 | 2015-06-02 | Gen-Probe Incorporated | Method, system and apparatus for incorporating capacitive proximity sensing in an automated fluid transfer procedure |
| US9251257B2 (en) * | 2010-10-22 | 2016-02-02 | International Business Machines Corporation | Deleting a file on reading of the file |
| CH705108A2 (de) | 2011-06-03 | 2012-12-14 | Tecan Trading Ag | Verfahren und Vorrichtung zum Prüfen einer kapazitiv arbeitenden Messvorrichtung, die für die Detektion von Phasengrenzen ausgelegt ist, und entsprechend ausgestattetes Laborgerät. |
| CN103597359B (zh) * | 2011-06-06 | 2016-01-20 | 株式会社日立高新技术 | 自动分析装置 |
-
2014
- 2014-04-14 CH CH00570/14A patent/CH709489B1/de unknown
-
2015
- 2015-03-10 EP EP15158492.7A patent/EP2933613B1/de active Active
- 2015-04-08 JP JP2015079374A patent/JP6654358B2/ja active Active
- 2015-04-10 US US14/683,863 patent/US10161780B2/en active Active
- 2015-04-13 CN CN201510173981.4A patent/CN104977062B/zh active Active
-
2018
- 2018-10-11 US US16/157,437 patent/US11199433B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2933613B1 (de) | 2018-08-01 |
| EP2933613A1 (de) | 2015-10-21 |
| US20190049283A1 (en) | 2019-02-14 |
| US11199433B2 (en) | 2021-12-14 |
| CH709489A2 (de) | 2015-10-15 |
| JP2015203699A (ja) | 2015-11-16 |
| CN104977062A (zh) | 2015-10-14 |
| CN104977062B (zh) | 2019-12-13 |
| US20150292933A1 (en) | 2015-10-15 |
| JP6654358B2 (ja) | 2020-02-26 |
| US10161780B2 (en) | 2018-12-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PFUS | Merger |
Owner name: TECAN TRADING AG, CH Free format text: FORMER OWNER: TECAN TRADING AG, CH |