JPH0348448B2 - - Google Patents
Info
- Publication number
- JPH0348448B2 JPH0348448B2 JP57154960A JP15496082A JPH0348448B2 JP H0348448 B2 JPH0348448 B2 JP H0348448B2 JP 57154960 A JP57154960 A JP 57154960A JP 15496082 A JP15496082 A JP 15496082A JP H0348448 B2 JPH0348448 B2 JP H0348448B2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- coil
- detection
- output
- molten metal
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 56
- 229910052751 metal Inorganic materials 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 28
- 238000012937 correction Methods 0.000 claims description 20
- 230000005291 magnetic effect Effects 0.000 claims description 6
- 230000005672 electromagnetic field Effects 0.000 claims description 5
- 238000009499 grossing Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000005674 electromagnetic induction Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 229910001179 chromel Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Continuous Casting (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15496082A JPS5943316A (ja) | 1982-09-06 | 1982-09-06 | 溶融金属湯面検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15496082A JPS5943316A (ja) | 1982-09-06 | 1982-09-06 | 溶融金属湯面検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5943316A JPS5943316A (ja) | 1984-03-10 |
| JPH0348448B2 true JPH0348448B2 (zh) | 1991-07-24 |
Family
ID=15595662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15496082A Granted JPS5943316A (ja) | 1982-09-06 | 1982-09-06 | 溶融金属湯面検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5943316A (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4585709B2 (ja) * | 2001-05-02 | 2010-11-24 | 株式会社日鉄エレックス | 電磁式溶鋼レベル検出器の簡易校正方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5021737A (en) * | 1989-03-02 | 1991-06-04 | Bently Nevada Corporation | Proximity sensor resistant to axial and torsional forces |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57142519A (en) * | 1981-02-28 | 1982-09-03 | Sumitomo Heavy Ind Ltd | Calibrating method for electromagnetic level gauge |
-
1982
- 1982-09-06 JP JP15496082A patent/JPS5943316A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57142519A (en) * | 1981-02-28 | 1982-09-03 | Sumitomo Heavy Ind Ltd | Calibrating method for electromagnetic level gauge |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4585709B2 (ja) * | 2001-05-02 | 2010-11-24 | 株式会社日鉄エレックス | 電磁式溶鋼レベル検出器の簡易校正方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5943316A (ja) | 1984-03-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3997835A (en) | Method and apparatus for measuring distance | |
| US3936734A (en) | Method for contactless measurement of conductivity and/or temperature on metals by means of eddy currents | |
| US4144756A (en) | Electromagnetic measurement of quantities in connection with electrically conducting liquid material | |
| US4475083A (en) | Method and apparatus for electromagnetically measuring parameters of electrically conductive high temperature materials | |
| US4647854A (en) | Apparatus for measuring the level of the molten metal in the mold of a continuous casting machine | |
| JP2571330B2 (ja) | 金属ストリップ位置の誘電測定方法とその装置 | |
| JP3602096B2 (ja) | 電磁連続鋳造における溶融金属レベルを測定する装置及びその方法 | |
| GB2165653A (en) | Non-contract inductive distance measuring system | |
| JPH0348448B2 (zh) | ||
| US5354130A (en) | Method and apparatus for measuring the temperature of an electrically conductive material | |
| JPS623881B2 (zh) | ||
| JPH08211083A (ja) | 流速測定方法及びその測定装置 | |
| JP2651003B2 (ja) | 渦電流式変位センサ | |
| JPH05223653A (ja) | 鋼材の温度測定装置 | |
| JPH05220553A (ja) | 溶鋼レベル測定装置 | |
| JPH05280921A (ja) | 鋼材の断面積測定装置 | |
| JPS6324789B2 (zh) | ||
| JPH02140621A (ja) | 渦流式モールドレベル計 | |
| JPS6230562B2 (zh) | ||
| JPS5827001A (ja) | 金属板の通過位置検出装置 | |
| SU813231A1 (ru) | Способ бесконтактного измерени элЕКТРОпРОВОдНОСТи РАСплАВА МЕТАллАи уСТРОйСТВО дл ЕгО РЕАлизАции | |
| JPS5512401A (en) | Eddy current type range finder | |
| JPH0236143Y2 (zh) | ||
| JPH08122127A (ja) | 電磁式モールドレベル検出装置 | |
| JPS5853363A (ja) | 溶鋼レベルの検出方法 |