ATE127920T1 - Elektrodenloses leitfähigkeitsgefäss mit drei ringspulen. - Google Patents

Elektrodenloses leitfähigkeitsgefäss mit drei ringspulen.

Info

Publication number
ATE127920T1
ATE127920T1 AT90916901T AT90916901T ATE127920T1 AT E127920 T1 ATE127920 T1 AT E127920T1 AT 90916901 T AT90916901 T AT 90916901T AT 90916901 T AT90916901 T AT 90916901T AT E127920 T1 ATE127920 T1 AT E127920T1
Authority
AT
Austria
Prior art keywords
toroids
conductivity
toroid
center
cell
Prior art date
Application number
AT90916901T
Other languages
English (en)
Inventor
Philip C Reese
Original Assignee
Foxboro Co
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 Foxboro Co filed Critical Foxboro Co
Application granted granted Critical
Publication of ATE127920T1 publication Critical patent/ATE127920T1/de

Links

Classifications

    • 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
    • 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
    • G01N27/023—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Secondary Cells (AREA)
AT90916901T 1989-10-13 1990-10-02 Elektrodenloses leitfähigkeitsgefäss mit drei ringspulen. ATE127920T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/421,484 US5157332A (en) 1989-10-13 1989-10-13 Three-toroid electrodeless conductivity cell

Publications (1)

Publication Number Publication Date
ATE127920T1 true ATE127920T1 (de) 1995-09-15

Family

ID=23670724

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90916901T ATE127920T1 (de) 1989-10-13 1990-10-02 Elektrodenloses leitfähigkeitsgefäss mit drei ringspulen.

Country Status (7)

Country Link
US (1) US5157332A (de)
EP (1) EP0450053B1 (de)
AT (1) ATE127920T1 (de)
AU (1) AU640321B2 (de)
CA (1) CA2026936C (de)
DE (1) DE69022397T2 (de)
WO (1) WO1991006000A1 (de)

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JP3415697B2 (ja) * 1994-12-29 2003-06-09 アジレント・テクノロジー株式会社 電磁誘導式プローブ
JP3558741B2 (ja) * 1995-06-28 2004-08-25 株式会社鶴見精機 電気伝導度測定回路及び電気伝導度測定用プロ−ブ
DE19611174C1 (de) * 1996-03-21 1997-07-17 Guenter Dipl Ing Pranzas Meßwertaufnehmer zur elektrodenlosen Leitfähigkeitsmessung von wäßrigen Lösungen nach dem 3-Transformatorprinzip
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US7980753B2 (en) 1998-04-16 2011-07-19 Air Liquide Electronics U.S. Lp Systems and methods for managing fluids in a processing environment using a liquid ring pump and reclamation system
US20070119816A1 (en) * 1998-04-16 2007-05-31 Urquhart Karl J Systems and methods for reclaiming process fluids in a processing environment
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US6471106B1 (en) 2001-11-15 2002-10-29 Intellectual Property Llc Apparatus and method for restricting the discharge of fasteners from a tool
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US7078909B2 (en) * 2003-12-12 2006-07-18 Rosemount Analytical Inc. Flow-through conductivity sensor
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US20070109912A1 (en) * 2005-04-15 2007-05-17 Urquhart Karl J Liquid ring pumping and reclamation systems in a processing environment
US7405572B2 (en) * 2005-05-02 2008-07-29 Invensys Systems, Inc. Non-metallic flow-through electrodeless conductivity sensor and leak detector
US7279903B2 (en) 2005-05-02 2007-10-09 Invensys Systems, Inc. Non-metallic flow-through electrodeless conductivity sensor with leak and temperature detection
US7183778B2 (en) * 2005-07-19 2007-02-27 Schlumberger Technology Corporation Apparatus and method to measure fluid resistivity
US7126343B1 (en) 2005-07-27 2006-10-24 Ecolab Inc. Conductivity probe with toroid keeper
ES2535544T3 (es) 2006-03-21 2015-05-12 Magnisense Se Procedimiento y dispositivo de prueba inmunocromatográfica magnética
US7837866B2 (en) * 2006-10-12 2010-11-23 Burrows Bruce D Drainless reverse osmosis water purification system
US8235580B2 (en) 2006-10-12 2012-08-07 Air Liquide Electronics U.S. Lp Reclaim function for semiconductor processing systems
US8398852B2 (en) * 2006-10-12 2013-03-19 Bruce D. Burrows Drainless reverse osmosis water purification system
US9371245B2 (en) 2006-10-12 2016-06-21 Bruce D. Burrows Drainless reverse osmosis water purification system
US20090007642A1 (en) * 2007-07-05 2009-01-08 Baxter International Inc. Dialysis fluid measurement method and apparatus using conductive contacts
US8287724B2 (en) * 2007-07-05 2012-10-16 Baxter International Inc. Dialysis fluid measurement systems using conductive contacts
US8105487B2 (en) 2007-09-25 2012-01-31 Fresenius Medical Care Holdings, Inc. Manifolds for use in conducting dialysis
US8597505B2 (en) 2007-09-13 2013-12-03 Fresenius Medical Care Holdings, Inc. Portable dialysis machine
US9358331B2 (en) 2007-09-13 2016-06-07 Fresenius Medical Care Holdings, Inc. Portable dialysis machine with improved reservoir heating system
US9308307B2 (en) 2007-09-13 2016-04-12 Fresenius Medical Care Holdings, Inc. Manifold diaphragms
US8240636B2 (en) 2009-01-12 2012-08-14 Fresenius Medical Care Holdings, Inc. Valve system
CA3057807C (en) 2007-11-29 2021-04-20 Thomas P. Robinson System and method for conducting hemodialysis and hemofiltration
DE102008037893B4 (de) * 2008-08-15 2015-11-05 Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG Induktiver Leitungsfähigkeitssensor
AU2009302327C1 (en) 2008-10-07 2015-09-10 Fresenius Medical Care Holdings, Inc. Priming system and method for dialysis systems
CA2739807C (en) 2008-10-30 2017-02-28 Fresenius Medical Care Holdings, Inc. Modular, portable dialysis system
WO2010114932A1 (en) * 2009-03-31 2010-10-07 Xcorporeal, Inc. Modular reservoir assembly for a hemodialysis and hemofiltration system
DE102009026998A1 (de) * 2009-06-17 2010-12-23 Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG Leitfähigkeitssensor mit Umschaltung zwischen Sende- und Empfangsspule
US9310327B2 (en) * 2010-02-06 2016-04-12 Sgs Instruments Llc Toroidal conductivity probe with integrated circuitry
FR2980848B1 (fr) * 2011-10-03 2014-06-06 Iteca Socadei Sas Dispositif et procede de mesure de la teneur en chaux libre d'un echantillon de clinker.
US9023555B2 (en) * 2012-02-24 2015-05-05 Alan Devoe Method of making a fuel cell device
US9201036B2 (en) 2012-12-21 2015-12-01 Fresenius Medical Care Holdings, Inc. Method and system of monitoring electrolyte levels and composition using capacitance or induction
US9157786B2 (en) 2012-12-24 2015-10-13 Fresenius Medical Care Holdings, Inc. Load suspension and weighing system for a dialysis machine reservoir
JP6423579B2 (ja) * 2013-02-04 2018-11-14 株式会社 堀場アドバンスドテクノ 導電率測定計及びその測定値補正方法
US9410910B1 (en) 2013-05-23 2016-08-09 D-2 Inc. Hybrid conductivity sensor
US9731059B2 (en) 2013-07-02 2017-08-15 Fresenius Medical Care Holdings, Inc. Sensor and method of sensing for dialysis machine
US9354640B2 (en) * 2013-11-11 2016-05-31 Fresenius Medical Care Holdings, Inc. Smart actuator for valve
US10183874B2 (en) 2013-12-18 2019-01-22 Ds Services Of America, Inc. Water purification system with active vibration
DE102015108613A1 (de) * 2015-06-01 2016-12-01 Endress+Hauser Conducta Gmbh+Co. Kg Induktiver Leitfähigkeitssensor und Verfahren zu dessen Herstellung
US20160296902A1 (en) 2016-06-17 2016-10-13 Air Liquide Electronics U.S. Lp Deterministic feedback blender
US11495399B2 (en) * 2018-02-20 2022-11-08 R-Water Llc Packaging technique for inductive conductivity sensors
DE102018103877B3 (de) 2018-02-21 2019-03-07 Krohne Messtechnik Gmbh Induktiver Leitfähigkeitssensor
CA3146695A1 (en) * 2019-05-22 2020-11-26 Javad REZANEZHAD GATABI Packaging technique for inductive conductivity sensors
DE102022134127A1 (de) * 2022-12-20 2024-06-20 Endress+Hauser Conducta Gmbh+Co. Kg Elektrische Schaltung für einen induktiven Sensor, induktiver Sensor und Verfahren zum Verwenden desselben
WO2024189662A1 (ja) * 2023-03-10 2024-09-19 キヤノンアネルバ株式会社 Ｘ線発生装置、ｘ線撮像装置およびモールド変圧器

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US2435043A (en) * 1944-10-06 1948-01-27 Control Instr Co Inc Device for measuring rate of fluid flow
US2542057A (en) * 1948-05-06 1951-02-20 Matthew J Relis Method and apparatus for measuring the conductivity of an electrolyte
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US3396331A (en) * 1965-08-19 1968-08-06 Beckman Instruments Inc Method of and apparatus for measuring the electrical conductivity of a solution
US3517302A (en) * 1967-04-20 1970-06-23 Nasa Apparatus for measuring conductivity and velocity of plasma utilizing a plurality of sensing coils positioned in the plasma
US4220920A (en) * 1979-03-28 1980-09-02 The Foxboro Company Electrodeless conductivity measuring system
GB2093192A (en) * 1981-02-16 1982-08-25 Ici Plc Apparatus for measuring conductivity
DE3439369A1 (de) * 1984-10-27 1986-04-30 AMP Angewandte Meßtechnik und Prozeßsteuerung GmbH, 5100 Aachen Verfahren und vorrichtung zum detektieren von schlacke

Also Published As

Publication number Publication date
CA2026936C (en) 1994-10-04
CA2026936A1 (en) 1991-04-14
US5157332A (en) 1992-10-20
DE69022397T2 (de) 1996-03-07
WO1991006000A1 (en) 1991-05-02
EP0450053A1 (de) 1991-10-09
DE69022397D1 (de) 1995-10-19
AU640321B2 (en) 1993-08-19
EP0450053B1 (de) 1995-09-13
AU6723990A (en) 1991-05-16

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