FR2471823B1 - - Google Patents
Info
- Publication number
- FR2471823B1 FR2471823B1 FR8025932A FR8025932A FR2471823B1 FR 2471823 B1 FR2471823 B1 FR 2471823B1 FR 8025932 A FR8025932 A FR 8025932A FR 8025932 A FR8025932 A FR 8025932A FR 2471823 B1 FR2471823 B1 FR 2471823B1
- Authority
- FR
- France
- 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
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)
- Continuous Casting (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2951097A DE2951097C2 (de) | 1979-12-19 | 1979-12-19 | Verfahren und Vorrichtung zur Regelung der Gießspiegelhöhe in Stranggießkokillen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2471823A1 FR2471823A1 (fr) | 1981-06-26 |
| FR2471823B1 true FR2471823B1 (en:Method) | 1985-01-04 |
Family
ID=6088911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8025932A Granted FR2471823A1 (fr) | 1979-12-19 | 1980-12-05 | Procede et dispositif de regulation de la hauteur du niveau de coulee dans les coquilles de coulee continue |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4392523A (en:Method) |
| DE (1) | DE2951097C2 (en:Method) |
| FR (1) | FR2471823A1 (en:Method) |
| GB (1) | GB2066476B (en:Method) |
| IT (2) | IT1129455B (en:Method) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3146360C2 (de) * | 1981-11-23 | 1983-10-27 | Wieland-Werke Ag, 7900 Ulm | Vorrichtung zur Badspiegel-Höhenregelung in einer Stranggießkokille |
| DE3323749A1 (de) * | 1983-07-01 | 1985-01-03 | Norddeutsche Affinerie AG, 2000 Hamburg | Verfahren zur regelung der badspiegelhoehe einer metallschmelze |
| US4597048A (en) * | 1983-09-07 | 1986-06-24 | United States Steel Corporation | Digital flow regulation of liquid-level control for a continuous casting mold |
| US4625787A (en) * | 1985-01-22 | 1986-12-02 | National Steel Corporation | Method and apparatus for controlling the level of liquid metal in a continuous casting mold |
| GB2231964A (en) * | 1989-05-27 | 1990-11-28 | Atomic Energy Authority Uk | Inductive displacement monitoring |
| ES2083434T3 (es) * | 1989-09-19 | 1996-04-16 | Nippon Steel Corp | Metodo y aparato para detectar el nivel de metal fundido. |
| DE4132189C1 (en) * | 1991-09-27 | 1993-02-04 | Wieland-Werke Ag, 7900 Ulm, De | Metal strip prodn. - by feeding molten metal from tundish via casting nozzle onto cooled conveyor belt |
| US5298887A (en) * | 1991-10-04 | 1994-03-29 | Sentech Corporation | Molten metal gauging and control system employing a fixed position capacitance sensor and method therefor |
| CA2088401A1 (en) * | 1993-01-29 | 1994-07-30 | Her Majesty The Queen, In Right Of Canada As Represented By The Minister Of Natural Resources Canada | Pneumatic flow control of liquid metals |
| US5515906A (en) * | 1993-01-29 | 1996-05-14 | Her Majesty In Right Of Canada As Represented By The Minister Of Energy, Mines And Resources | Pneumatic flow control of liquid metals |
| EP1097765A4 (en) * | 1999-04-28 | 2005-02-09 | Sumitomo Metal Ind | CONTROL OF THE MELTING LEVEL IN CONTINUOUS CASTING |
| US6677891B2 (en) | 2001-01-19 | 2004-01-13 | Vega Grieshaber Kg | Method and device for transmitting and receiving electromagnetic waves |
| DE10102439B9 (de) * | 2001-01-19 | 2012-06-21 | Vega Grieshaber Kg | Füllstandmessgerät und Verfahren zum Senden und Empfangen von elektromagnetischen Wellen mit einer Frequenz kleiner 3 GHz über eine einzige Antenneneinrichtung |
| CN105716515A (zh) * | 2014-12-04 | 2016-06-29 | 珠海格力节能环保制冷技术研究中心有限公司 | 电涡流传感器 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB575443A (en) * | 1943-03-29 | 1946-02-19 | Cinema Television Ltd | Improvements in or relating to methods of detecting and/or locating by electrical means masses of electrically conducting or magnetic material |
| GB1208289A (en) | 1967-11-23 | 1970-10-14 | Welding Inst Formerly Known As | Improvements relating to welding apparatus |
| GB1295460A (en:Method) | 1968-11-27 | 1972-11-08 | ||
| US3491289A (en) | 1968-12-17 | 1970-01-20 | Atomic Energy Commission | Non-contact eddy current instrument |
| DE2224833C3 (de) | 1972-05-20 | 1981-05-21 | Vereinigte Flugtechnische Werke Gmbh, 2800 Bremen | Vorrichtung zur Messung des Spaltes eines Arbeitswalzenpaares für ein Walzgerüst |
| JPS5080156A (en:Method) * | 1973-11-14 | 1975-06-30 | ||
| 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 |
| 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 ... |
| SE403655B (sv) * | 1976-05-20 | 1978-08-28 | Atomenergi Ab | Anordning for elektromagnetisk metning av niva och/eller avstand i samband med i en behallare innehallet, flytande ledande material |
| GB1585496A (en) * | 1976-05-20 | 1981-03-04 | Atomenergi Ab | Coil arrangement for electro-magnetic measurements |
| JPS5376926A (en) * | 1976-12-21 | 1978-07-07 | Nippon Kokan Kk | Molten metal level monitor controller of continuous casting machine that use eddy flow system range finder for measurement of molten metal level |
| CH624323A5 (en:Method) * | 1977-09-19 | 1981-07-31 | Atomenergi Ab |
-
1979
- 1979-12-19 DE DE2951097A patent/DE2951097C2/de not_active Expired
-
1980
- 1980-12-05 FR FR8025932A patent/FR2471823A1/fr active Granted
- 1980-12-12 US US06/215,883 patent/US4392523A/en not_active Expired - Lifetime
- 1980-12-12 GB GB8039889A patent/GB2066476B/en not_active Expired
- 1980-12-18 IT IT68934/80A patent/IT1129455B/it active
- 1980-12-18 IT IT8053817U patent/IT8053817V0/it unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT8053817V0 (it) | 1980-12-18 |
| GB2066476A (en) | 1981-07-08 |
| DE2951097A1 (de) | 1981-07-02 |
| FR2471823A1 (fr) | 1981-06-26 |
| IT8068934A0 (it) | 1980-12-18 |
| IT1129455B (it) | 1986-06-04 |
| GB2066476B (en) | 1983-11-16 |
| DE2951097C2 (de) | 1982-07-22 |
| US4392523A (en) | 1983-07-12 |