ATE27360T1 - Mikrowellensensor zur kontrolle des niveaus von geschmolzenem metall in einem kontinuierlichen giessverfahren. - Google Patents

Mikrowellensensor zur kontrolle des niveaus von geschmolzenem metall in einem kontinuierlichen giessverfahren.

Info

Publication number
ATE27360T1
ATE27360T1 AT82200289T AT82200289T ATE27360T1 AT E27360 T1 ATE27360 T1 AT E27360T1 AT 82200289 T AT82200289 T AT 82200289T AT 82200289 T AT82200289 T AT 82200289T AT E27360 T1 ATE27360 T1 AT E27360T1
Authority
AT
Austria
Prior art keywords
level
molten metal
control
continuous casting
casting process
Prior art date
Application number
AT82200289T
Other languages
English (en)
Inventor
Ezio Maria Bastida
Original Assignee
Cise Spa
Senamion Sas
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 Cise Spa, Senamion Sas filed Critical Cise Spa
Application granted granted Critical
Publication of ATE27360T1 publication Critical patent/ATE27360T1/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
    • G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Continuous Casting (AREA)
AT82200289T 1981-03-09 1982-03-05 Mikrowellensensor zur kontrolle des niveaus von geschmolzenem metall in einem kontinuierlichen giessverfahren. ATE27360T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8120232A IT1211006B (it) 1981-03-09 1981-03-09 Sensore a microonde per il controllo del livello del metallo fuso nelle colate continue.
EP82200289A EP0060597B1 (de) 1981-03-09 1982-03-05 Mikrowellensensor zur Kontrolle des Niveaus von geschmolzenem Metall in einem kontinuierlichen Giessverfahren

Publications (1)

Publication Number Publication Date
ATE27360T1 true ATE27360T1 (de) 1987-06-15

Family

ID=11164977

Family Applications (1)

Application Number Title Priority Date Filing Date
AT82200289T ATE27360T1 (de) 1981-03-09 1982-03-05 Mikrowellensensor zur kontrolle des niveaus von geschmolzenem metall in einem kontinuierlichen giessverfahren.

Country Status (7)

Country Link
US (1) US4458530A (de)
EP (1) EP0060597B1 (de)
JP (1) JPS57178111A (de)
AT (1) ATE27360T1 (de)
CA (1) CA1204190A (de)
DE (1) DE3276388D1 (de)
IT (1) IT1211006B (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3371561D1 (en) * 1982-08-26 1987-06-19 Shell Int Research A method and apparatus for tank gauging using diode lasers and optical fibres
JPS5949452U (ja) * 1982-09-27 1984-04-02 新日本製鐵株式会社 ドラム・ベルト式連鋳機におけるマイクロ波レベル計
US5012248A (en) * 1982-12-28 1991-04-30 Lockheed Corporation Radar absorption material thickness testing device
NO152108C (no) * 1983-04-05 1985-08-14 Autronica As Nivaamaaler
JPS6024458U (ja) * 1983-07-28 1985-02-19 新日本製鐵株式会社 ドラム・ベルト式連鋳機におけるマイクロ波レベル計
US4642777A (en) * 1984-04-12 1987-02-10 Foseco International Limited Method and apparatus for microwave determination of liquid rate-of-rise using Doppler detection
EP0261860B1 (de) * 1986-09-24 1992-12-16 Cannonbear Inc. Sensor und Verfahren zum Erfassen des Leckagepegels und Durchflusses
US4833918A (en) * 1986-09-24 1989-05-30 Cannonbear, Inc. Sensor and method for ullage level and flow detection
GB8823391D0 (en) * 1988-10-05 1988-11-09 Geotechnical Instr Uk Ltd Measuring liquid level
JPH0448222A (ja) * 1990-06-18 1992-02-18 Watanabe Kajirou レベル検出方法及びその装置
CA2222637C (en) * 1990-07-13 1999-12-14 Zdenek Adler Monostatic radar system having a one-port impedance matching device
US5321408A (en) * 1992-12-31 1994-06-14 Baker Hughes Incorporated Microwave apparatus and method for ullage measurement of agitated fluids by spectral averaging
SE501473C2 (sv) * 1993-02-03 1995-02-27 Stiftelsen Metallurg Forsk Sätt att bestämma gasers och flammors tillstånd i smält och förbränningsprocesser
SE501472C2 (sv) * 1993-02-03 1995-02-27 Stiftelsen Metallurg Forsk Sätt att vid metallurgiska processer mäta positionerna av ytor mellan olika skikt
US5331967A (en) * 1993-02-05 1994-07-26 Playa De Los Vivos S.A. Tracheal intubation monitoring apparatus and method
US5406842A (en) * 1993-10-07 1995-04-18 Motorola, Inc. Method and apparatus for material level measurement using stepped frequency microwave signals
US5564487A (en) * 1993-12-17 1996-10-15 Ronan Engineering Company Continuous casting mold having radiation source for level measurement
NO178919C (no) * 1994-03-18 1996-07-03 Norsk Hydro As Nivåreguleringssystem for kontinuerlig eller semikontinuerlig metallstöpeutstyr
US5611239A (en) * 1994-09-21 1997-03-18 Magnetrol International Inc. Microwave point instrument with self-test circuit
US5847567A (en) * 1994-09-30 1998-12-08 Rosemount Inc. Microwave level gauge with remote transducer
US6192752B1 (en) * 1995-08-04 2001-02-27 Zevex, Inc. Noninvasive electromagnetic fluid level sensor
US6166681A (en) * 1998-08-18 2000-12-26 Usx Corporation Measuring the thickness of materials
US6987481B2 (en) 2003-04-25 2006-01-17 Vega Grieshaber Kg Radar filling level measurement using circularly polarized waves
EP1729101B1 (de) * 2005-06-03 2008-09-10 Fondazione Torino Wireless Verfahren und Vorrichtung zur Füllstandsdetektion einer Metallschmelze in einem Behälter und zur Dickenmessung der darauf schwimmenden Stahlschlacken
EP2090387A1 (de) * 2008-01-18 2009-08-19 Corus Staal BV Verfahren und Vorrichtung zur Überwachung der Oberflächen von Schlacke und geschmolzenem Metall in einer Form
CN102205404B (zh) * 2011-05-10 2013-05-15 湖南镭目科技有限公司 用于振动信号采集的驻波放大装置及大包下渣振动信号检测方法
US8674707B2 (en) * 2011-06-21 2014-03-18 General Electric Company Sensor assemblies used to detect the proximity of a material to a microwave element

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1345520A (en) * 1971-04-19 1974-01-30 Atomic Energy Authority Uk Microwave interferometers
US3836846A (en) * 1971-09-09 1974-09-17 Monsanto Co Ice detection apparatus employing microwave reflectance
GB1400012A (en) * 1972-03-15 1975-07-16 British Steel Corp Distance measurement using microwaves
DE2428364A1 (de) * 1973-06-14 1975-01-16 Pilkington Brothers Ltd Pegelbestimmungsvorrichtung
GB1512799A (en) * 1974-11-06 1978-06-01 Nippon Kokan Kk Apparatus for non-contact measurement of distance between a metallic body and a detection coil
US4054255A (en) * 1976-04-01 1977-10-18 System Development Corporation Microwave ice detector
US4044353A (en) * 1976-08-06 1977-08-23 Simmonds Precision Products, Inc. Microwave level gaging system
JPS53118161A (en) * 1977-03-25 1978-10-16 Sumitomo Metal Ind Measuring method of slug forming by micro wave level meter
US4183007A (en) * 1978-02-22 1980-01-08 Fischer & Porter Company Ultrasonic transceiver
JPS5567326A (en) * 1978-11-17 1980-05-21 Tokyo Denshi Giken Kk Detection and control apparatus of molten metal level in microwave melting furnace

Also Published As

Publication number Publication date
EP0060597A2 (de) 1982-09-22
JPS57178111A (en) 1982-11-02
EP0060597B1 (de) 1987-05-20
EP0060597A3 (en) 1984-04-18
IT8120232A0 (it) 1981-03-09
CA1204190A (en) 1986-05-06
US4458530A (en) 1984-07-10
IT1211006B (it) 1989-09-29
DE3276388D1 (en) 1987-06-25

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Legal Events

Date Code Title Description
EEIH Change in the person of patent owner
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee