JPS6146773B2 - - Google Patents
Info
- Publication number
- JPS6146773B2 JPS6146773B2 JP494581A JP494581A JPS6146773B2 JP S6146773 B2 JPS6146773 B2 JP S6146773B2 JP 494581 A JP494581 A JP 494581A JP 494581 A JP494581 A JP 494581A JP S6146773 B2 JPS6146773 B2 JP S6146773B2
- Authority
- JP
- Japan
- Prior art keywords
- laser beam
- molten metal
- cylindrical tube
- excitation light
- optical fiber
- 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
- 230000005284 excitation Effects 0.000 claims description 60
- 229910052751 metal Inorganic materials 0.000 claims description 46
- 239000002184 metal Substances 0.000 claims description 46
- 239000013307 optical fiber Substances 0.000 claims description 26
- 239000002893 slag Substances 0.000 claims description 13
- 239000011261 inert gas Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 230000031700 light absorption Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000007667 floating Methods 0.000 description 4
- 230000001678 irradiating effect Effects 0.000 description 4
- 238000007670 refining Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000012792 core layer Substances 0.000 description 2
- 239000011162 core material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004993 emission spectroscopy Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 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
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000010223 real-time analysis Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000010979 ruby Substances 0.000 description 1
- 229910001750 ruby Inorganic materials 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000011172 small scale experimental method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
Landscapes
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP494581A JPS57119241A (en) | 1981-01-19 | 1981-01-19 | Spectroscopic analysis apparatus for direct luminescence of molten metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP494581A JPS57119241A (en) | 1981-01-19 | 1981-01-19 | Spectroscopic analysis apparatus for direct luminescence of molten metal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57119241A JPS57119241A (en) | 1982-07-24 |
| JPS6146773B2 true JPS6146773B2 (ko) | 1986-10-16 |
Family
ID=11597705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP494581A Granted JPS57119241A (en) | 1981-01-19 | 1981-01-19 | Spectroscopic analysis apparatus for direct luminescence of molten metal |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57119241A (ko) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61181946A (ja) * | 1985-02-06 | 1986-08-14 | Osaka Oxygen Ind Ltd | 溶融金属のレ−ザ直接発光分光分析装置 |
| JPS61181947A (ja) * | 1985-02-07 | 1986-08-14 | Osaka Oxygen Ind Ltd | 溶融金属のレ−ザ直接発光分光分析装置 |
| EP0362577B1 (de) * | 1988-10-03 | 1995-01-11 | Fried. Krupp AG Hoesch-Krupp | Verfahren zur optischen Ankopplung eines Elementanalysesystems und eines Lasers an flüssiges Metall in einem Schmelzgefäss |
| JP2003121361A (ja) * | 2001-10-11 | 2003-04-23 | Mitsubishi Heavy Ind Ltd | レーザ光を用いた微量成分測定方法及びその装置 |
| JP2006266792A (ja) * | 2005-03-23 | 2006-10-05 | Jfe Steel Kk | 溶融金属の発光分光分析装置 |
| JP2007316050A (ja) * | 2006-04-25 | 2007-12-06 | Nippon Steel Corp | 溶融金属の成分分析方法および溶融金属の成分分析装置 |
| BE1018123A3 (fr) * | 2008-05-14 | 2010-05-04 | Ct Rech Metallurgiques Asbl | Tete de mesure de type libs optimisee pour l'analyse de composes liquides et/ou a haute temperature. |
| JP5359028B2 (ja) * | 2008-05-27 | 2013-12-04 | 新日鐵住金株式会社 | 溶融金属用測定装置 |
| JP5195664B2 (ja) * | 2009-06-22 | 2013-05-08 | 新日鐵住金株式会社 | 溶鋼の連続モニタリング用ランス、連続モニタリング装置及び連続モニタリング方法 |
| CN102589727A (zh) * | 2012-03-06 | 2012-07-18 | 唐山赛福特电子信息工程有限公司 | 基于ccd的钢水温度实时在线检测系统 |
| CN104297218B (zh) * | 2013-07-15 | 2016-09-14 | 中国科学院沈阳自动化研究所 | 远距离冶金液态金属成分的原位、在线检测装置及方法 |
| WO2023249048A1 (ja) * | 2022-06-21 | 2023-12-28 | 日本製鉄株式会社 | 溶融金属浴の成分分析システム、溶融金属浴の成分分析方法、溶融亜鉛めっき浴の管理方法、および溶融亜鉛めっき鋼板の製造方法 |
-
1981
- 1981-01-19 JP JP494581A patent/JPS57119241A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57119241A (en) | 1982-07-24 |
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