PT3814728T - Sistema de deteção para detetar o nível de metal num forno de fusão - Google Patents

Sistema de deteção para detetar o nível de metal num forno de fusão

Info

Publication number
PT3814728T
PT3814728T PT197554322T PT19755432T PT3814728T PT 3814728 T PT3814728 T PT 3814728T PT 197554322 T PT197554322 T PT 197554322T PT 19755432 T PT19755432 T PT 19755432T PT 3814728 T PT3814728 T PT 3814728T
Authority
PT
Portugal
Prior art keywords
detecting
level
metal
detection system
melting furnace
Prior art date
Application number
PT197554322T
Other languages
English (en)
Original Assignee
Danieli Off Mecc
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 Danieli Off Mecc filed Critical Danieli Off Mecc
Publication of PT3814728T publication Critical patent/PT3814728T/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
    • F27D21/0028—Devices for monitoring the level of the melt
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Discharge Heating (AREA)
PT197554322T 2018-06-29 2019-06-28 Sistema de deteção para detetar o nível de metal num forno de fusão PT3814728T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102018000006804A IT201800006804A1 (it) 2018-06-29 2018-06-29 Dispositivo di rilevamento del livello di metallo in un forno elettrico ad arco

Publications (1)

Publication Number Publication Date
PT3814728T true PT3814728T (pt) 2023-11-14

Family

ID=63684292

Family Applications (1)

Application Number Title Priority Date Filing Date
PT197554322T PT3814728T (pt) 2018-06-29 2019-06-28 Sistema de deteção para detetar o nível de metal num forno de fusão

Country Status (15)

Country Link
US (1) US20210156615A1 (pt)
EP (1) EP3814728B1 (pt)
JP (1) JP7233447B2 (pt)
CN (1) CN112400098A (pt)
DK (1) DK3814728T3 (pt)
ES (1) ES2963325T3 (pt)
FI (1) FI3814728T3 (pt)
HU (1) HUE064904T2 (pt)
IT (1) IT201800006804A1 (pt)
MX (1) MX2020013070A (pt)
PL (1) PL3814728T3 (pt)
PT (1) PT3814728T (pt)
RS (1) RS64898B1 (pt)
SI (1) SI3814728T1 (pt)
WO (1) WO2020003230A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2021241538A1 (pt) * 2020-05-29 2021-12-02

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1832483A (en) * 1919-09-08 1931-11-17 Albert E Greene Electric furnace
DE974828C (de) 1944-04-29 1961-05-10 Siemens Ag Transformator mit von der Wicklung getrennt fluessigkeitsgekuehltem lamellierten Eisenkern fuer induktive Erhitzer, insbesondere fuer die Oberflaechenhaertung mit Mittel- und Hochfrequenz
JPS495691B1 (pt) * 1965-03-23 1974-02-08
US3378620A (en) * 1965-03-23 1968-04-16 Union Carbide Corp Electric furnace control
US3379238A (en) * 1965-05-26 1968-04-23 Lectromelt Corp Polyphase electric furnace for molding ingots
GB1174095A (en) * 1966-08-04 1969-12-10 English Steel Corp Ltd Improvements in or relating to Electric Arc Furnaces
DE2354003C2 (de) * 1973-10-27 1975-02-13 Stahlwerke Peine-Salzgitter Ag, 3150 Peine Verfahren und Vorrichtung zur Überwachung und Steuerung des Reaktionsablaufes beim Frischen von Roheisen Stahlwerke Peine-Salzgitter AG, 315OPeine
JPS5927270B2 (ja) * 1976-03-31 1984-07-04 三菱重工業株式会社 連続鋳造鋳型内の湯面検出装置
SE420649B (sv) * 1976-05-20 1981-10-19 Atomenergi Ab Anordning for elektromagnetisk metning vid hog temeratur av atmindtone en av storheterna niva, avstand och hastighet i samband med i en behallare, kanal eller liknande innehallet flytande ledande material med mycket ...
US4345106A (en) * 1980-10-06 1982-08-17 Owens-Corning Fiberglas Corporation Method of and apparatus for detecting the level of molten glass in a glass melting furnace
JPS58144716A (ja) * 1982-02-24 1983-08-29 Hitachi Ltd 液面計
SE451507B (sv) 1982-12-06 1987-10-12 Studsvik Energiteknik Ab Forfarande och anordning for metning av kvarvarande mengd smelt metall pa bottnen eller dylikt av en behallare i samband med urtappning av smelt metall ur behallaren
JPS619966A (ja) * 1984-06-27 1986-01-17 Kawasaki Steel Corp 取鍋残溶鋼量の推定方法
DE3427563C2 (de) * 1984-07-26 1986-12-11 Stopinc Ag, Baar Einrichtung zur elektromagnetischen Füllstandsmessung für metallurgische Gefässe
CN1020953C (zh) * 1989-07-11 1993-05-26 太原重型机器厂 控弧式磁镜直流电弧炉
CA2028215C (en) * 1989-10-23 1995-03-28 Toshimichi Maki Direct current electric arc furnace
JP2925727B2 (ja) * 1990-11-30 1999-07-28 新日本製鐵株式会社 アーク炉における装入原料の溶解状況検知方法及びその装置並びにアーク炉用水冷パネル
JPH06137921A (ja) * 1992-10-26 1994-05-20 Nippon Steel Corp 溶融金属レベル検出方法
JPH0886683A (ja) * 1994-09-16 1996-04-02 Kobe Steel Ltd 渦電流式湯面レベル計ヘッド
JP3577389B2 (ja) * 1996-06-28 2004-10-13 新日本製鐵株式会社 溶融金属の流動制御装置
JPH1015640A (ja) * 1996-07-03 1998-01-20 Daido Steel Co Ltd 電磁鋳造用鋳型
JP3908885B2 (ja) 2000-03-01 2007-04-25 株式会社タムラ製作所 変位検出装置
FR2816403B1 (fr) 2000-11-08 2002-12-20 Commissariat Energie Atomique Dispositif de detection electromagnetique du niveau d'un materiau qui est conducteur ou rendu conducteur, notamment le verre fondu
US6650128B2 (en) * 2002-02-19 2003-11-18 Tyco Flow Control Method and apparatus for circuit fault detection with boiler water level detection system
CN1536592A (zh) 2003-04-10 2004-10-13 飞瑞股份有限公司 并叠铁心的散热方法及结构
DE102010003845B4 (de) * 2010-04-12 2011-12-29 Siemens Aktiengesellschaft Verfahren zur Bestimmung eines Chargierzeitpunkts zum Chargieren, von Schmelzgut in einen Lichtbogenofen, Signalverarbeitungseinrichtung, maschinenlesbarer Programmcode, Speichermedien und Lichtbogenofen
CN103249860B (zh) * 2010-12-13 2016-03-16 Posco公司 连续涂布设备
WO2017089396A1 (en) 2015-11-24 2017-06-01 Danieli Corus B.V. A method and a system measuring liquid and solid materials in the process of converting iron to steel in metallurgical vessels or furnaces
EP3326735B1 (de) 2016-11-29 2020-07-22 Refractory Intellectual Property GmbH & Co. KG Verfahren sowie eine einrichtung zum detektieren von grössen im ausguss eines metallurgischen gefässes

Also Published As

Publication number Publication date
ES2963325T3 (es) 2024-03-26
WO2020003230A1 (en) 2020-01-02
US20210156615A1 (en) 2021-05-27
JP2021524586A (ja) 2021-09-13
PL3814728T3 (pl) 2024-02-26
EP3814728B1 (en) 2023-08-16
DK3814728T3 (da) 2023-11-20
EP3814728A1 (en) 2021-05-05
IT201800006804A1 (it) 2019-12-29
FI3814728T3 (fi) 2023-11-10
HUE064904T2 (hu) 2024-04-28
RS64898B1 (sr) 2023-12-29
JP7233447B2 (ja) 2023-03-06
MX2020013070A (es) 2021-03-02
SI3814728T1 (sl) 2023-12-29
CN112400098A (zh) 2021-02-23

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