AU2014202069C1 - Method and apparatus for measuring the temperature of a molten metal - Google Patents
Method and apparatus for measuring the temperature of a molten metal Download PDFInfo
- Publication number
- AU2014202069C1 AU2014202069C1 AU2014202069A AU2014202069A AU2014202069C1 AU 2014202069 C1 AU2014202069 C1 AU 2014202069C1 AU 2014202069 A AU2014202069 A AU 2014202069A AU 2014202069 A AU2014202069 A AU 2014202069A AU 2014202069 C1 AU2014202069 C1 AU 2014202069C1
- Authority
- AU
- Australia
- Prior art keywords
- optical fiber
- guiding tube
- disposable guiding
- immersion
- temperature
- 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.)
- Ceased
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 77
- 239000002184 metal Substances 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 50
- 239000013307 optical fiber Substances 0.000 claims abstract description 127
- 238000007654 immersion Methods 0.000 claims abstract description 78
- 239000000835 fiber Substances 0.000 claims abstract description 51
- 239000000155 melt Substances 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 description 30
- 229910000831 Steel Inorganic materials 0.000 description 29
- 239000010959 steel Substances 0.000 description 29
- 239000002893 slag Substances 0.000 description 25
- 230000008569 process Effects 0.000 description 24
- 238000005259 measurement Methods 0.000 description 17
- 238000002844 melting Methods 0.000 description 9
- 230000008018 melting Effects 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 238000009529 body temperature measurement Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 8
- 238000009628 steelmaking Methods 0.000 description 8
- 238000007670 refining Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 230000005855 radiation Effects 0.000 description 6
- 238000004031 devitrification Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 238000010926 purge Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000004886 process control Methods 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009845 electric arc furnace steelmaking Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 235000021197 fiber intake Nutrition 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000013178 mathematical model Methods 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000000414 obstructive effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0037—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the heat emitted by liquids
- G01J5/004—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the heat emitted by liquids by molten metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
- B22D2/006—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass for the temperature of the molten metal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/04—Casings
- G01J5/041—Mountings in enclosures or in a particular environment
- G01J5/042—High-temperature environment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/04—Casings
- G01J5/048—Protective parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
- G01J5/0818—Waveguides
- G01J5/0821—Optical fibres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Radiation Pyrometers (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2014250666A AU2014250666C1 (en) | 2013-04-30 | 2014-10-16 | Method and apparatus for measuring the temperature of a molten metal |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EPEP13165941.9 | 2013-04-30 | ||
| EP13165941.9A EP2799824B1 (en) | 2013-04-30 | 2013-04-30 | Method and apparatus for measuring the temperature of a molten metal |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2014250666A Division AU2014250666C1 (en) | 2013-04-30 | 2014-10-16 | Method and apparatus for measuring the temperature of a molten metal |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| AU2014202069A1 AU2014202069A1 (en) | 2014-11-13 |
| AU2014202069B2 AU2014202069B2 (en) | 2014-11-27 |
| AU2014202069C1 true AU2014202069C1 (en) | 2016-12-15 |
Family
ID=48224781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2014202069A Ceased AU2014202069C1 (en) | 2013-04-30 | 2014-04-14 | Method and apparatus for measuring the temperature of a molten metal |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US9726545B2 (enExample) |
| EP (1) | EP2799824B1 (enExample) |
| JP (1) | JP6122806B2 (enExample) |
| KR (1) | KR101679115B1 (enExample) |
| CN (1) | CN104132750B (enExample) |
| AU (1) | AU2014202069C1 (enExample) |
| BR (1) | BR102014010207B1 (enExample) |
| IN (1) | IN2014CH02102A (enExample) |
| RU (1) | RU2576277C2 (enExample) |
| TW (1) | TWI493161B (enExample) |
| UA (1) | UA112664C2 (enExample) |
| ZA (1) | ZA201402435B (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2574601A1 (en) * | 2011-09-30 | 2013-04-03 | Rockwool International A/S | A method and an apparatus for measuring temperature of a fluid stream |
| DE102014012697B4 (de) * | 2014-09-01 | 2016-06-09 | Minkon GmbH | Verfahren zur optischen Temperaturbestimmung eines geschmolzenen Metalls sowie Abspulvorrichtung zur Durchführung eines solchen Verfahrens |
| EP3051264B1 (en) | 2015-01-28 | 2017-11-15 | Heraeus Electro-Nite International N.V. | Immersion device for an optical fiber for measuring the temperature of a melt |
| EP3051263A1 (en) | 2015-01-28 | 2016-08-03 | Heraeus Electro-Nite International N.V. | Immersion device for an optical fiber for measuring the temperature of a melt |
| TR201815134T4 (tr) | 2015-01-28 | 2018-11-21 | Heraeus Electro Nite Int | Bir eriyiğin sıcaklığını ölçmeye yönelik bir optik elyaf için besleme cihazı. |
| GB2543318A (en) * | 2015-10-14 | 2017-04-19 | Heraeus Electro Nite Int | Consumable optical fiber for measuring a temperature of a molten steel bath |
| GB2543319A (en) * | 2015-10-14 | 2017-04-19 | Heraeus Electro Nite Int | Cored wire, method and device for the production |
| JP6427829B2 (ja) | 2016-03-31 | 2018-11-28 | 大陽日酸株式会社 | 冷鉄源の溶解・精錬炉、及び溶解・精錬炉の操業方法 |
| US10065351B2 (en) * | 2016-08-03 | 2018-09-04 | Procon Training and Consulting, LLC | Melt temperature measurement system |
| EP3290881B1 (en) * | 2016-09-01 | 2019-08-07 | Heraeus Electro-Nite International N.V. | Method for feeding an optical cored wire and immersion system to carry out the method |
| GB2558223B (en) | 2016-12-22 | 2021-03-31 | Heraeus Electro Nite Int | Method for measuring a temperature of a molten metal bath |
| DE102018000615A1 (de) * | 2018-01-26 | 2019-08-01 | Minkon GmbH | Verwendung eines Lichtwellenleiters zur optischen Messung der Temperatur einer Hochtemperaturschmelze |
| EP3929548A1 (en) * | 2020-06-22 | 2021-12-29 | Heraeus Electro-Nite International N.V. | Device and method for measuring a temperature of a molten metal |
| EP4009020A1 (en) * | 2020-12-02 | 2022-06-08 | Heraeus Electro-Nite International N.V. | Method and system for determining a series of temperature values of a molten metal bath |
| EP4009021A1 (en) * | 2020-12-02 | 2022-06-08 | Heraeus Electro-Nite International N.V. | Method and system for determining a series of temperature values of a molten metal bath |
| EP4009019B1 (en) * | 2020-12-02 | 2024-09-11 | Heraeus Electro-Nite International N.V. | Method and system for determining a temperature value of a molten metal bath |
| FI4036539T3 (fi) | 2021-02-01 | 2023-06-28 | Heraeus Electro Nite Int | Upotuslaite lämpötilan mittaamiseen ja menetelmä sijainnin havaitsemiseen |
| EP4043845A1 (en) * | 2021-02-10 | 2022-08-17 | Heraeus Electro-Nite International N.V. | Method and system for determining a temperature value of a molten metal bath |
| RU207695U1 (ru) * | 2021-09-09 | 2021-11-11 | Акционерное общество "Москабельмет" (АО "МКМ") | Оптический сенсорный кабель |
| DE102022126103A1 (de) * | 2022-10-10 | 2024-04-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein | Vorrichtung zur Messung von Temperaturen innerhalb eines thermisch erweichtes, thermoplastisches Material aufweisenden Körpers sowie dessen Verwendung |
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| EP0806640A2 (en) * | 1996-04-09 | 1997-11-12 | Nkk Corporation | Apparatus for measuring temperature of molten metal |
| US20050175065A1 (en) * | 2004-02-11 | 2005-08-11 | Heraeus Electro-Nite International N.V. | Device and method for measuring temperature in molten metals |
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| IT1393096B1 (it) | 2009-02-19 | 2012-04-11 | Sms Concast Italia Srl | Porta di scorifica in forno metallurgico ad arco costituito da un pannello mobile inferiore estrattore della scoria e da un pannello mobile superiore apribile per effettuare rilievi e interventi sul metallo fuso, e relativo apparato di comando |
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2013
- 2013-04-30 EP EP13165941.9A patent/EP2799824B1/en active Active
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2014
- 2014-03-31 CN CN201410125884.3A patent/CN104132750B/zh active Active
- 2014-04-02 ZA ZA2014/02435A patent/ZA201402435B/en unknown
- 2014-04-14 AU AU2014202069A patent/AU2014202069C1/en not_active Ceased
- 2014-04-22 JP JP2014088614A patent/JP6122806B2/ja active Active
- 2014-04-25 TW TW103115073A patent/TWI493161B/zh not_active IP Right Cessation
- 2014-04-25 IN IN2102CH2014 patent/IN2014CH02102A/en unknown
- 2014-04-28 BR BR102014010207-8A patent/BR102014010207B1/pt not_active IP Right Cessation
- 2014-04-29 RU RU2014117695/02A patent/RU2576277C2/ru active
- 2014-04-29 US US14/264,510 patent/US9726545B2/en active Active
- 2014-04-29 UA UAA201404630A patent/UA112664C2/uk unknown
- 2014-04-30 KR KR1020140052968A patent/KR101679115B1/ko active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0806640A2 (en) * | 1996-04-09 | 1997-11-12 | Nkk Corporation | Apparatus for measuring temperature of molten metal |
| US20050175065A1 (en) * | 2004-02-11 | 2005-08-11 | Heraeus Electro-Nite International N.V. | Device and method for measuring temperature in molten metals |
Also Published As
| Publication number | Publication date |
|---|---|
| US9726545B2 (en) | 2017-08-08 |
| RU2576277C2 (ru) | 2016-02-27 |
| AU2014202069B2 (en) | 2014-11-27 |
| TWI493161B (zh) | 2015-07-21 |
| CN104132750A (zh) | 2014-11-05 |
| TW201506366A (zh) | 2015-02-16 |
| KR20140130075A (ko) | 2014-11-07 |
| JP6122806B2 (ja) | 2017-04-26 |
| AU2014202069A1 (en) | 2014-11-13 |
| EP2799824B1 (en) | 2019-10-23 |
| BR102014010207A2 (pt) | 2015-10-13 |
| BR102014010207B1 (pt) | 2021-05-04 |
| ZA201402435B (en) | 2015-03-25 |
| JP2014219395A (ja) | 2014-11-20 |
| IN2014CH02102A (enExample) | 2015-07-03 |
| EP2799824A1 (en) | 2014-11-05 |
| CN104132750B (zh) | 2018-11-13 |
| KR101679115B1 (ko) | 2016-11-23 |
| RU2014117695A (ru) | 2015-11-10 |
| US20140321504A1 (en) | 2014-10-30 |
| UA112664C2 (uk) | 2016-10-10 |
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| DA3 | Amendments made section 104 |
Free format text: THE NATURE OF THE AMENDMENT IS: AMEND THE INVENTION TITLE TO READ METHOD AND APPARATUS FOR MEASURING THE TEMPERATURE OF A MOLTEN METAL |
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| DA2 | Applications for amendment section 104 |
Free format text: THE NATURE OF THE AMENDMENT IS AS SHOWN IN THE STATEMENT(S) FILED 05 JUL 2016 Free format text: THE NATURE OF THE AMENDMENT IS AS SHOWN IN THE STATEMENT(S) FILED 05 JUL 2016 . |
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| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |