CA3181073A1 - Solutionless sensor calibration - Google Patents

Solutionless sensor calibration Download PDF

Info

Publication number
CA3181073A1
CA3181073A1 CA3181073A CA3181073A CA3181073A1 CA 3181073 A1 CA3181073 A1 CA 3181073A1 CA 3181073 A CA3181073 A CA 3181073A CA 3181073 A CA3181073 A CA 3181073A CA 3181073 A1 CA3181073 A1 CA 3181073A1
Authority
CA
Canada
Prior art keywords
sensor
calibration
conductivity
calibration device
electrodes
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA3181073A
Other languages
English (en)
French (fr)
Inventor
Charlene N. GIBBERT
Marcos DELMAR
Dean PIGHIN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Parker Hannifin Corp
Original Assignee
Parker Hannifin Corp
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 Parker Hannifin Corp filed Critical Parker Hannifin Corp
Publication of CA3181073A1 publication Critical patent/CA3181073A1/en
Pending legal-status Critical Current

Links

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
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • G01N27/07—Construction of measuring vessels; Electrodes therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/22—Measuring resistance of fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • 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
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/045—Circuits
    • G01N27/046—Circuits provided with temperature compensation
    • 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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/4163—Systems checking the operation of, or calibrating, the measuring apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
CA3181073A 2020-06-22 2021-06-22 Solutionless sensor calibration Pending CA3181073A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062705310P 2020-06-22 2020-06-22
US62/705,310 2020-06-22
PCT/US2021/038346 WO2021262630A1 (en) 2020-06-22 2021-06-22 Solutionless sensor calibration

Publications (1)

Publication Number Publication Date
CA3181073A1 true CA3181073A1 (en) 2021-12-03

Family

ID=76959078

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3181073A Pending CA3181073A1 (en) 2020-06-22 2021-06-22 Solutionless sensor calibration

Country Status (8)

Country Link
US (1) US12298333B2 (https=)
EP (1) EP4168787A1 (https=)
JP (1) JP7836771B2 (https=)
KR (1) KR20230025397A (https=)
CN (1) CN116018514A (https=)
CA (1) CA3181073A1 (https=)
MX (1) MX2022016349A (https=)
WO (1) WO2021262630A1 (https=)

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6285852A (ja) * 1985-10-11 1987-04-20 Hideo Sugimori 液体の塩分濃度計
JPH04361168A (ja) 1991-06-08 1992-12-14 Horiba Ltd 電磁誘導式導電率計
US5499023A (en) * 1992-05-27 1996-03-12 Kaye Instruments, Inc. Method of and apparatus for automated sensor diagnosis through quantitative measurement of one of sensor-to-earth conductance or loop resistance
US5708363A (en) * 1995-10-16 1998-01-13 Signet Scientific Company Liquid conductivity measurement system using a variable-frequency AC voltage
JP2005114575A (ja) * 2003-10-08 2005-04-28 Asahi Breweries Ltd 導電率計の校正方法
US7078909B2 (en) * 2003-12-12 2006-07-18 Rosemount Analytical Inc. Flow-through conductivity sensor
US7157900B2 (en) * 2004-02-27 2007-01-02 Invensys Systems Inc. Removable breaking calibration connector for toroidal conductivity sensor and method of calibration
US20070024287A1 (en) * 2005-08-01 2007-02-01 Mesa Laboratories, Inc. Apparatus and method for measuring liquid conductivity and electrode series capacitance
US7857506B2 (en) * 2005-12-05 2010-12-28 Sencal Llc Disposable, pre-calibrated, pre-validated sensors for use in bio-processing applications
US8513956B2 (en) * 2010-07-26 2013-08-20 Mettler-Toledo Thornton, Inc. Calibration of conductivity measurement system
US8525533B2 (en) 2010-09-16 2013-09-03 Fresenius Medical Care Holdings, Inc. Conductivity detector for fluids
RO127440B1 (ro) * 2010-10-25 2015-09-30 E5Invent S.R.L. Metodă şi circuit de măsurare a conductivităţii
DE102012106551A1 (de) 2012-07-19 2014-01-23 Endress & Hauser Meßtechnik GmbH & Co. KG Verfahren und Vorrichtung zur Kalibrierung eines Leitfähigkeitssensors
KR102124215B1 (ko) 2013-02-04 2020-06-17 가부시키가이샤 호리바 어드밴스트 테크노 도전율 측정계, 도전율 측정계의 측정치 보정 방법, 도전율 측정계의 초기 상태 설정 방법 및 도전율 측정계의 교정 방법
CN203881929U (zh) * 2014-05-27 2014-10-15 南京华天科技发展有限公司 一种电导率仪检测装置
KR101519356B1 (ko) * 2014-10-14 2015-05-13 길주형 센서의 교정장치
DE102015113922A1 (de) * 2015-08-21 2017-02-23 Endress+Hauser Conducta Gmbh+Co. Kg Verfahren zum Bestimmen der Leitfähigkeit eines Mediums
US11733278B2 (en) * 2020-08-27 2023-08-22 Jenariah, Llc Conductivity measurement device

Also Published As

Publication number Publication date
KR20230025397A (ko) 2023-02-21
WO2021262630A1 (en) 2021-12-30
MX2022016349A (es) 2023-01-24
JP7836771B2 (ja) 2026-03-27
EP4168787A1 (en) 2023-04-26
US20230123201A1 (en) 2023-04-20
JP2023531875A (ja) 2023-07-26
CN116018514A (zh) 2023-04-25
US12298333B2 (en) 2025-05-13

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