GB1471480A - Contactless inductance interface pickup - Google Patents

Contactless inductance interface pickup

Info

Publication number
GB1471480A
GB1471480A GB3218574A GB3218574A GB1471480A GB 1471480 A GB1471480 A GB 1471480A GB 3218574 A GB3218574 A GB 3218574A GB 3218574 A GB3218574 A GB 3218574A GB 1471480 A GB1471480 A GB 1471480A
Authority
GB
United Kingdom
Prior art keywords
interface
core
housing
housings
mould
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.)
Expired
Application number
GB3218574A
Other languages
English (en)
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.)
UK SSR
E.O. Paton Electric Welding Institute
Original Assignee
UK SSR
E.O. Paton Electric Welding Institute
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 UK SSR, E.O. Paton Electric Welding Institute filed Critical UK SSR
Publication of GB1471480A publication Critical patent/GB1471480A/en
Expired legal-status Critical Current

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
    • G01F23/261—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 for discrete levels
    • 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)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Continuous Casting (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
GB3218574A 1973-07-23 1974-07-19 Contactless inductance interface pickup Expired GB1471480A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1947940A SU494615A1 (ru) 1973-07-23 1973-07-23 Индукционный бесконтактный датчик уровн жидких металлов

Publications (1)

Publication Number Publication Date
GB1471480A true GB1471480A (en) 1977-04-27

Family

ID=20561142

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3218574A Expired GB1471480A (en) 1973-07-23 1974-07-19 Contactless inductance interface pickup

Country Status (5)

Country Link
FR (1) FR2238920B1 (enExample)
GB (1) GB1471480A (enExample)
IT (1) IT1036543B (enExample)
SE (1) SE403185B (enExample)
SU (1) SU494615A1 (enExample)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001607A1 (fr) * 1979-01-31 1980-08-07 Inst Elektroswarki Patona Indicateur de niveau d'un metal liquide a induction
EP0223901A1 (de) * 1985-11-27 1987-06-03 Siemens Aktiengesellschaft Flacher induktiver Füllstandsfühler für flüssige Metalle
GB2229274A (en) * 1989-03-14 1990-09-19 Leybold Ag Device for identifying the solid-liquid interface of a metal
US5232043A (en) * 1989-03-14 1993-08-03 Leybold Aktiengesellschaft Device for identifying the solid-liquid interface of a melt
WO2011038003A1 (en) * 2009-09-22 2011-03-31 Adem Impedance sensing systems and methods for use in measuring constituents in solid and fluid objects
US8952708B2 (en) 2011-12-02 2015-02-10 Neovision Llc Impedance resonance sensor for real time monitoring of different processes and methods of using same
US9465089B2 (en) 2011-12-01 2016-10-11 Neovision Llc NMR spectroscopy device based on resonance type impedance (IR) sensor and method of NMR spectra acquisition
US9528814B2 (en) 2011-05-19 2016-12-27 NeoVision, LLC Apparatus and method of using impedance resonance sensor for thickness measurement

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU80410A1 (de) * 1978-10-25 1980-05-07 Arbed Verfahren zur messung des fuellstandes von metallen in gefaessen,insbesondere in stranggiesskokillen
RU2456118C1 (ru) * 2011-03-31 2012-07-20 Сергей Маркович Нехамин Способ контроля уровня жидкой металлической или шлаковой ванны в кристаллизаторе и устройство для его осуществления

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001607A1 (fr) * 1979-01-31 1980-08-07 Inst Elektroswarki Patona Indicateur de niveau d'un metal liquide a induction
EP0223901A1 (de) * 1985-11-27 1987-06-03 Siemens Aktiengesellschaft Flacher induktiver Füllstandsfühler für flüssige Metalle
GB2229274A (en) * 1989-03-14 1990-09-19 Leybold Ag Device for identifying the solid-liquid interface of a metal
US5232043A (en) * 1989-03-14 1993-08-03 Leybold Aktiengesellschaft Device for identifying the solid-liquid interface of a melt
GB2229274B (en) * 1989-03-14 1993-12-01 Leybold Ag Mould apparatus incorporating a device for indentifying the solid-liquid interface of a metal
WO2011038003A1 (en) * 2009-09-22 2011-03-31 Adem Impedance sensing systems and methods for use in measuring constituents in solid and fluid objects
US8547110B2 (en) 2009-09-22 2013-10-01 Adem, Llc Impedance sensing systems and methods for use in measuring constituents in solid and fluid objects
RU2629901C2 (ru) * 2009-09-22 2017-09-04 Адем Системы и способы измерения импеданса для определения компонентов твердых и текучих объектов
US9528814B2 (en) 2011-05-19 2016-12-27 NeoVision, LLC Apparatus and method of using impedance resonance sensor for thickness measurement
US9465089B2 (en) 2011-12-01 2016-10-11 Neovision Llc NMR spectroscopy device based on resonance type impedance (IR) sensor and method of NMR spectra acquisition
US8952708B2 (en) 2011-12-02 2015-02-10 Neovision Llc Impedance resonance sensor for real time monitoring of different processes and methods of using same

Also Published As

Publication number Publication date
SU494615A1 (ru) 1975-12-05
FR2238920A1 (enExample) 1975-02-21
SE403185B (sv) 1978-07-31
SE7409453L (sv) 1975-01-24
IT1036543B (it) 1979-10-30
FR2238920B1 (enExample) 1976-10-22

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee