JPS586918A - 上下吹転炉の下吹用ガス吹込制御装置 - Google Patents
上下吹転炉の下吹用ガス吹込制御装置Info
- Publication number
- JPS586918A JPS586918A JP10425181A JP10425181A JPS586918A JP S586918 A JPS586918 A JP S586918A JP 10425181 A JP10425181 A JP 10425181A JP 10425181 A JP10425181 A JP 10425181A JP S586918 A JPS586918 A JP S586918A
- Authority
- JP
- Japan
- Prior art keywords
- blowing
- flow rate
- gas
- control
- pressure
- 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.)
- Granted
Links
- 238000007664 blowing Methods 0.000 title claims abstract description 105
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 abstract 8
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 53
- 238000007670 refining Methods 0.000 description 19
- 239000002184 metal Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000005261 decarburization Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 229910000677 High-carbon steel Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910000954 Medium-carbon steel Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10425181A JPS586918A (ja) | 1981-07-02 | 1981-07-02 | 上下吹転炉の下吹用ガス吹込制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10425181A JPS586918A (ja) | 1981-07-02 | 1981-07-02 | 上下吹転炉の下吹用ガス吹込制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS586918A true JPS586918A (ja) | 1983-01-14 |
| JPS6215606B2 JPS6215606B2 (enrdf_load_stackoverflow) | 1987-04-08 |
Family
ID=14375710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10425181A Granted JPS586918A (ja) | 1981-07-02 | 1981-07-02 | 上下吹転炉の下吹用ガス吹込制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS586918A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011075149A (ja) * | 2009-09-29 | 2011-04-14 | Pan Pacific Copper Co Ltd | 転炉操業装置及びそれを用いた転炉操業方法 |
| CN117821694A (zh) * | 2023-12-27 | 2024-04-05 | 钢铁研究总院有限公司 | 一种转炉底吹用高调节比流量控制阀组及供气方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5739115A (en) * | 1980-08-20 | 1982-03-04 | Nippon Kokan Kk <Nkk> | Controlling method for bottom blown gas |
| JPS5747813A (en) * | 1980-09-03 | 1982-03-18 | Nippon Steel Corp | Method for selective supply of tuyere gas of refining furnace |
| JPS5757818A (en) * | 1980-09-24 | 1982-04-07 | Nippon Steel Corp | Method for controlling changeover of gas of metal refining furnace |
| JPS57152413A (en) * | 1981-03-13 | 1982-09-20 | Nippon Kokan Kk <Nkk> | Gas blowing method in vessel for molten metal |
-
1981
- 1981-07-02 JP JP10425181A patent/JPS586918A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5739115A (en) * | 1980-08-20 | 1982-03-04 | Nippon Kokan Kk <Nkk> | Controlling method for bottom blown gas |
| JPS5747813A (en) * | 1980-09-03 | 1982-03-18 | Nippon Steel Corp | Method for selective supply of tuyere gas of refining furnace |
| JPS5757818A (en) * | 1980-09-24 | 1982-04-07 | Nippon Steel Corp | Method for controlling changeover of gas of metal refining furnace |
| JPS57152413A (en) * | 1981-03-13 | 1982-09-20 | Nippon Kokan Kk <Nkk> | Gas blowing method in vessel for molten metal |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011075149A (ja) * | 2009-09-29 | 2011-04-14 | Pan Pacific Copper Co Ltd | 転炉操業装置及びそれを用いた転炉操業方法 |
| CN117821694A (zh) * | 2023-12-27 | 2024-04-05 | 钢铁研究总院有限公司 | 一种转炉底吹用高调节比流量控制阀组及供气方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6215606B2 (enrdf_load_stackoverflow) | 1987-04-08 |
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