GB1585496A - Coil arrangement for electro-magnetic measurements - Google Patents
Coil arrangement for electro-magnetic measurements Download PDFInfo
- Publication number
- GB1585496A GB1585496A GB2097277A GB2097277A GB1585496A GB 1585496 A GB1585496 A GB 1585496A GB 2097277 A GB2097277 A GB 2097277A GB 2097277 A GB2097277 A GB 2097277A GB 1585496 A GB1585496 A GB 1585496A
- Authority
- GB
- United Kingdom
- Prior art keywords
- coil
- high temperature
- sheath
- coils
- resistant
- 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
Links
- 238000005259 measurement Methods 0.000 title claims description 25
- 239000004020 conductor Substances 0.000 claims description 84
- 230000005284 excitation Effects 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 21
- 229910010293 ceramic material Inorganic materials 0.000 claims description 15
- 239000012777 electrically insulating material Substances 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000010079 rubber tapping Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 230000002411 adverse Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 description 19
- 239000002184 metal Substances 0.000 description 19
- 230000005291 magnetic effect Effects 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000011449 brick Substances 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910000953 kanthal Inorganic materials 0.000 description 3
- 239000011344 liquid material Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000013208 measuring procedure Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/18—Controlling or regulating processes or operations for pouring
- B22D11/188—Controlling or regulating processes or operations for pouring responsive to thickness of solidified shell
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/18—Controlling or regulating processes or operations for pouring
- B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
- B22D11/186—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level by using electric, magnetic, sonic or ultrasonic means
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed
- G01P3/505—Devices characterised by the use of electric or magnetic means for measuring linear speed by using eddy currents
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/08—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring variation of an electric variable directly affected by the flow, e.g. by using dynamo-electric effect
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Measuring Volume Flow (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7605759A SE420649B (sv) | 1976-05-20 | 1976-05-20 | 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 ... |
| SE7605761A SE417872B (sv) | 1976-05-20 | 1976-05-20 | Spolarrangemang for elektromagnetisk metning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1585496A true GB1585496A (en) | 1981-03-04 |
Family
ID=26656719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2097277A Expired GB1585496A (en) | 1976-05-20 | 1977-05-18 | Coil arrangement for electro-magnetic measurements |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS537360A (enrdf_load_stackoverflow) |
| AT (1) | AT363550B (enrdf_load_stackoverflow) |
| DE (1) | DE2722475A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2352288A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1585496A (enrdf_load_stackoverflow) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0115258A1 (en) * | 1982-12-06 | 1984-08-08 | Studsvik Energiteknik AB | Method and apparatus for measuring the remaining amount of metal melt at the bottom of a container |
| EP0223901A1 (de) * | 1985-11-27 | 1987-06-03 | Siemens Aktiengesellschaft | Flacher induktiver Füllstandsfühler für flüssige Metalle |
| US5232043A (en) * | 1989-03-14 | 1993-08-03 | Leybold Aktiengesellschaft | Device for identifying the solid-liquid interface of a melt |
| EP1950537A4 (en) * | 2005-10-10 | 2008-12-10 | Zhiheng Tian | A molten steel level detecting apparatus utilizing electromagnetic coils |
| GB2460697A (en) * | 2008-06-06 | 2009-12-09 | Weston Aerospace Ltd | High temperature mineral insulated sensing coil |
| EP2366474A4 (en) * | 2003-09-17 | 2011-09-21 | Hong Jiang | DEVICE FOR DETECTING THE SLAG CONTENT IN A LIQUID METAL CURRENT |
| EP3814728B1 (en) | 2018-06-29 | 2023-08-16 | Danieli & C. Officine Meccaniche S.p.A. | A detection system for detecting the level of metal in a melting furnace |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2951097C2 (de) | 1979-12-19 | 1982-07-22 | Wieland-Werke Ag, 7900 Ulm | Verfahren und Vorrichtung zur Regelung der Gießspiegelhöhe in Stranggießkokillen |
| DE3029036A1 (de) * | 1980-07-31 | 1982-03-04 | Mannesmann AG, 4000 Düsseldorf | Vorrichtung zur pruefung von werkstoffen |
| LU84103A1 (fr) * | 1982-04-22 | 1984-03-02 | Arbed | Systeme de decrassage automatique de busettes pendant la coulee de metaux |
| CH660701A5 (de) * | 1983-08-18 | 1987-06-15 | Metacon Ag | Vorrichtung zum feststellen des vorhandenseins von metallischer schmelze in einem durchlaufkanal eines metallurgischen ofens oder einer giesspfanne. |
| DE3439369A1 (de) * | 1984-10-27 | 1986-04-30 | AMP Angewandte Meßtechnik und Prozeßsteuerung GmbH, 5100 Aachen | Verfahren und vorrichtung zum detektieren von schlacke |
| DE3722795A1 (de) * | 1987-07-10 | 1989-01-19 | Amepa | Vorrichtung zum detektieren von in einem fluss einer metallschmelze mitfliessender schlacke |
| DE3908199A1 (de) * | 1989-03-14 | 1990-09-27 | Leybold Ag | Vorrichtung zur identifizierung der erstarrungsfront einer schmelze |
| DE4025093A1 (de) * | 1990-08-08 | 1992-02-13 | Schilling Gerhard | Verfahren und schaltung zur induktiven messung der leitfaehigkeit in fluessigkeiten |
| DE4038017A1 (de) * | 1990-11-29 | 1992-06-04 | Ego Elektro Blanc & Fischer | Elektrokochplatte |
| DE4338200A1 (de) * | 1993-11-09 | 1995-05-11 | Efu Ges Fuer Ur Umformtechnik | Verfahren zur Messung der Temperatur von metallischen Werkstücken oder ihres Feststoffanteils im teilerstarrten Zustand |
| MX360869B (es) | 2012-05-31 | 2018-11-14 | Rio Tinto Alcan Int Ltd | Aleación de aluminio que combina alta resistencia, alargamiento y extruibilidad. |
| RU2730885C1 (ru) * | 2019-08-16 | 2020-08-26 | федеральное государственное бюджетное образовательное учреждение высшего образования "Южно-Российский государственный политехнический университет (НПИ) имени М.И. Платова" | Способ измерения скорости движения проводника с током |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3722281A (en) * | 1970-11-04 | 1973-03-27 | Eng Physics Co | Liquid height gauge |
| DE2120523C2 (de) * | 1971-04-27 | 1984-05-17 | Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach | Verfahren und Vorrichtung zur Fernüberwachung von elektrisch leitenden Flüssigkeiten |
| JPS5311870B2 (enrdf_load_stackoverflow) * | 1971-09-30 | 1978-04-25 | ||
| US3896671A (en) * | 1974-01-10 | 1975-07-29 | Mine Safety Appliances Co | Temperature compensated inductive liquid metal level indicator |
| US3962919A (en) * | 1975-07-15 | 1976-06-15 | Westinghouse Electric Corporation | Temperature compensated inductive liquid metal level detection system |
-
1977
- 1977-05-18 GB GB2097277A patent/GB1585496A/en not_active Expired
- 1977-05-18 FR FR7715422A patent/FR2352288A1/fr active Granted
- 1977-05-18 DE DE19772722475 patent/DE2722475A1/de active Granted
- 1977-05-20 AT AT363177A patent/AT363550B/de not_active IP Right Cessation
- 1977-05-20 JP JP5857277A patent/JPS537360A/ja active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0115258A1 (en) * | 1982-12-06 | 1984-08-08 | Studsvik Energiteknik AB | Method and apparatus for measuring the remaining amount of metal melt at the bottom of a container |
| EP0223901A1 (de) * | 1985-11-27 | 1987-06-03 | Siemens Aktiengesellschaft | Flacher induktiver Füllstandsfühler für flüssige Metalle |
| US5232043A (en) * | 1989-03-14 | 1993-08-03 | Leybold Aktiengesellschaft | Device for identifying the solid-liquid interface of a melt |
| EP2366474A4 (en) * | 2003-09-17 | 2011-09-21 | Hong Jiang | DEVICE FOR DETECTING THE SLAG CONTENT IN A LIQUID METAL CURRENT |
| EP1950537A4 (en) * | 2005-10-10 | 2008-12-10 | Zhiheng Tian | A molten steel level detecting apparatus utilizing electromagnetic coils |
| RU2420716C2 (ru) * | 2005-10-10 | 2011-06-10 | Чжихен ТЯНЬ | Устройство обнаружения уровня расплавленной стали с использованием электромагнитной катушки |
| GB2460697A (en) * | 2008-06-06 | 2009-12-09 | Weston Aerospace Ltd | High temperature mineral insulated sensing coil |
| EP2131201A1 (en) | 2008-06-06 | 2009-12-09 | Weston Aerospace Limited | High temperature speed sensor |
| GB2460697B (en) * | 2008-06-06 | 2010-09-29 | Weston Aerospace Ltd | High temperature speed or proximity sensor |
| EP3814728B1 (en) | 2018-06-29 | 2023-08-16 | Danieli & C. Officine Meccaniche S.p.A. | A detection system for detecting the level of metal in a melting furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2722475A1 (de) | 1977-12-08 |
| FR2352288A1 (fr) | 1977-12-16 |
| ATA363177A (de) | 1981-01-15 |
| DE2722475C2 (enrdf_load_stackoverflow) | 1989-01-26 |
| AT363550B (de) | 1981-08-10 |
| JPS537360A (en) | 1978-01-23 |
| FR2352288B3 (enrdf_load_stackoverflow) | 1980-03-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19940518 |