CH709489B1 - Verfahren zur Durchführung einer kapazitiven Flüssigniveaumessung. - Google Patents

Verfahren zur Durchführung einer kapazitiven Flüssigniveaumessung. Download PDF

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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
Application number
CH00570/14A
Other languages
German (de)
English (en)
Other versions
CH709489A2 (de
Inventor
Wiggli Markus
Cors Nicolas
Original Assignee
Tecan Trading Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tecan Trading Ag filed Critical Tecan Trading Ag
Priority to CH00570/14A priority Critical patent/CH709489B1/de
Priority to EP15158492.7A priority patent/EP2933613B1/de
Priority to JP2015079374A priority patent/JP6654358B2/ja
Priority to US14/683,863 priority patent/US10161780B2/en
Priority to CN201510173981.4A priority patent/CN104977062B/zh
Publication of CH709489A2 publication Critical patent/CH709489A2/de
Priority to US16/157,437 priority patent/US11199433B2/en
Publication of CH709489B1 publication Critical patent/CH709489B1/de

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
    • 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)
CH00570/14A 2014-04-14 2014-04-14 Verfahren zur Durchführung einer kapazitiven Flüssigniveaumessung. CH709489B1 (de)

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)

* Cited by examiner, † Cited by third party
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.
CN110494757B (zh) * 2017-03-24 2024-03-15 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
EP3614151B1 (en) * 2018-08-20 2023-07-19 F. Hoffmann-La Roche AG Method of operating a laboratory instrument
DE102020204687A1 (de) 2020-04-14 2021-10-14 Bruker Biospin Gmbh Automatische Verifizierung und Re-Kalibrierung eines Pumpenfördervolumens
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)

* Cited by examiner, † Cited by third party
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
JP2000517061A (ja) * 1997-06-12 2000-12-19 マチュレック，アンドリュウ，エム． 容量液レベル表示器
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
ES2645096T3 (es) * 2007-04-18 2017-12-04 Becton, Dickinson And Company Método y aparato para determinar el volumen de dispensación
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.
JP5703376B2 (ja) * 2011-06-06 2015-04-15 株式会社日立ハイテクノロジーズ 自動分析装置

Also Published As

Publication number Publication date
CN104977062B (zh) 2019-12-13
JP6654358B2 (ja) 2020-02-26
CH709489A2 (de) 2015-10-15
US11199433B2 (en) 2021-12-14
CN104977062A (zh) 2015-10-14
US20150292933A1 (en) 2015-10-15
EP2933613A1 (de) 2015-10-21
JP2015203699A (ja) 2015-11-16
US10161780B2 (en) 2018-12-25
EP2933613B1 (de) 2018-08-01
US20190049283A1 (en) 2019-02-14

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Legal Events

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PFUS Merger

Owner name: TECAN TRADING AG, CH

Free format text: FORMER OWNER: TECAN TRADING AG, CH

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: U-0-0-U10-U11 (AS PROVIDED BY THE NATIONAL OFFICE)

Effective date: 20260501