FI85912C - Förfarande och anordning för styrning av råmaterialtillförseln till en elektrisk smältugn - Google Patents
Förfarande och anordning för styrning av råmaterialtillförseln till en elektrisk smältugn Download PDFInfo
- Publication number
- FI85912C FI85912C FI901843A FI901843A FI85912C FI 85912 C FI85912 C FI 85912C FI 901843 A FI901843 A FI 901843A FI 901843 A FI901843 A FI 901843A FI 85912 C FI85912 C FI 85912C
- Authority
- FI
- Finland
- Prior art keywords
- raw material
- feed
- furnace
- temperature
- supply
- Prior art date
Links
- 239000002994 raw material Substances 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 17
- 239000000155 melt Substances 0.000 claims description 16
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- 239000003779 heat-resistant material Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000008642 heat stress Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces
- F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type furnaces
- F27B3/18—Arrangements of devices for charging
- F27B3/183—Charging of arc furnaces vertically through the roof, e.g. in three points
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D2003/0001—Positioning the charge
- F27D2003/0006—Particulate materials
- F27D2003/0007—Circular distribution
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0006—Monitoring the characteristics (composition, quantities, temperature, pressure) of at least one of the gases of the kiln atmosphere and using it as a controlling value
- F27D2019/0018—Monitoring the temperature of the atmosphere of the kiln
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0075—Regulation of the charge quantity
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI901843A FI85912C (sv) | 1990-04-11 | 1990-04-11 | Förfarande och anordning för styrning av råmaterialtillförseln till en elektrisk smältugn |
| AU75665/91A AU7566591A (en) | 1990-04-11 | 1991-04-10 | Method and apparatus for controlling the raw material supply to an electrical melting furnace |
| PCT/FI1991/000106 WO1991015727A1 (fr) | 1990-04-11 | 1991-04-10 | Procede et appareil de controle de l'approvisionnement en matiere premiere d'un four de fusion electrique |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI901843 | 1990-04-11 | ||
| FI901843A FI85912C (sv) | 1990-04-11 | 1990-04-11 | Förfarande och anordning för styrning av råmaterialtillförseln till en elektrisk smältugn |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI901843A0 FI901843A0 (fi) | 1990-04-11 |
| FI901843L FI901843L (fi) | 1991-10-12 |
| FI85912B FI85912B (fi) | 1992-02-28 |
| FI85912C true FI85912C (sv) | 1992-06-10 |
Family
ID=8530255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI901843A FI85912C (sv) | 1990-04-11 | 1990-04-11 | Förfarande och anordning för styrning av råmaterialtillförseln till en elektrisk smältugn |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU7566591A (fr) |
| FI (1) | FI85912C (fr) |
| WO (1) | WO1991015727A1 (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07190629A (ja) * | 1993-04-15 | 1995-07-28 | Ishikawajima Harima Heavy Ind Co Ltd | スクラップ原料予熱装入装置 |
| JPH06300449A (ja) * | 1993-04-15 | 1994-10-28 | Ishikawajima Harima Heavy Ind Co Ltd | 直流アーク炉 |
| JPH07145420A (ja) * | 1993-09-30 | 1995-06-06 | Ishikawajima Harima Heavy Ind Co Ltd | 電気アーク溶解炉 |
| GB2298834A (en) * | 1995-03-16 | 1996-09-18 | Rover Group | Vehicle suspension system |
| GB2472462A (en) * | 2009-08-07 | 2011-02-09 | Lama D D Dekani | Ingot feeding apparatus for a diecasting machine |
| CN102901368B (zh) * | 2012-09-03 | 2014-12-31 | 连云港金蔷薇化工有限公司 | 一种窑炉的控制装置以及方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE166168C1 (fr) * | ||||
| US1338881A (en) * | 1920-02-13 | 1920-05-04 | Stock Guy James | Production of iron in an electric furnace |
| NO141141C (no) * | 1972-10-09 | 1980-01-16 | Elkem Spigerverket As | Fremgangsmaate for maaling av metallurgiske driftstilstander ved metallurgiske prosesser i elektriske elektrodeovner |
| NO147532C (no) * | 1981-04-27 | 1983-04-27 | Elkem As | Fremgangsmaate og anordning for chargering av en smelte- eller reduksjonsovn. |
| AT381788B (de) * | 1984-09-18 | 1986-11-25 | Voest Alpine Ag | Elektroschmelzofen |
-
1990
- 1990-04-11 FI FI901843A patent/FI85912C/sv not_active IP Right Cessation
-
1991
- 1991-04-10 AU AU75665/91A patent/AU7566591A/en not_active Abandoned
- 1991-04-10 WO PCT/FI1991/000106 patent/WO1991015727A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FI901843L (fi) | 1991-10-12 |
| FI901843A0 (fi) | 1990-04-11 |
| FI85912B (fi) | 1992-02-28 |
| WO1991015727A1 (fr) | 1991-10-17 |
| AU7566591A (en) | 1991-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: OY PARTEK AB |