FI75331B - Elektrisk smaeltugn foer en i glasform oevergaoende charge. - Google Patents
Elektrisk smaeltugn foer en i glasform oevergaoende charge. Download PDFInfo
- Publication number
- FI75331B FI75331B FI843627A FI843627A FI75331B FI 75331 B FI75331 B FI 75331B FI 843627 A FI843627 A FI 843627A FI 843627 A FI843627 A FI 843627A FI 75331 B FI75331 B FI 75331B
- Authority
- FI
- Finland
- Prior art keywords
- electrodes
- rows
- furnace
- distance
- electrode
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 claims description 27
- 238000002844 melting Methods 0.000 claims description 25
- 230000008018 melting Effects 0.000 claims description 24
- 230000004927 fusion Effects 0.000 abstract 2
- 239000011521 glass Substances 0.000 description 18
- 239000010410 layer Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 10
- 239000000156 glass melt Substances 0.000 description 7
- 239000000155 melt Substances 0.000 description 6
- 239000006060 molten glass Substances 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 4
- 229910052731 fluorine Inorganic materials 0.000 description 4
- 239000011737 fluorine Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000010257 thawing Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000001944 accentuation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000003362 replicative effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
- C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/0019—Circuit arrangements
- H05B3/0023—Circuit arrangements for heating by passing the current directly across the material to be heated
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
- C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
- C03B5/03—Tank furnaces
-
- 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
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
- F27D11/04—Ohmic resistance heating with direct passage of current through the material being heated
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Glass Melting And Manufacturing (AREA)
- Glass Compositions (AREA)
- Furnace Details (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Resistance Heating (AREA)
- Discharge Heating (AREA)
- Joining Of Glass To Other Materials (AREA)
- Organic Insulating Materials (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Fluid-Pressure Circuits (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Table Equipment (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Braking Systems And Boosters (AREA)
Claims (9)
1. Elektrisk smältugn för en i glasform överglende char ge, i vilken ugn smä1tningsenergi avledes genom Joules effekt in i den smälta massan och vilken innehaller elektroder (25, 26), som anordnats vertikalt riktade pä ugnsbotten och som mätäs med trefasströmmen, kännetecknad av att elektroderna är likformigt fördelade över bottnens hela area till ätmins-tone en regelbunden enhet, som omfattar tva rader (12, 13; 20, 21; 21, 22; 23, 24) om tre elektroder, där elektroderna har 75331 20 samma avstand till varandra, att varje elektrod mätäs med en av de tre faser R, S och T, med omvänd ordningsföljd (R, S, T och T, S, R) av elektrodernas faser 1 dessa tvS rader varvid de tvS mellersta elektroderna (14, 15) är 1 samma fas och de yttersta elektroderna (16, 17 och 18, 19) är 1 olik fas och att avstSndet mellan tva elektroder i samma rad är nlgorlunda detsamma som avstSndet mellan tvS rader.
2. Ugn enligt patentkravet 1, kännetecknad av att elektroderna har jämnt antal rader av tre elektroder, vilka bildar regelbundna enheter (R, S, T; T, S, R), som är place-rade sa, att elektroderna i de tva bredvid varandra beflntUga raderna (23, 24) av tvS närbelägna enheter har samma ordnings-följd (R, S, T; R, S, T).
3. Ugn enligt patentkravet 2, kännetecknad av att av-standet mellan tvi rader i tvS bredvid varandra beflntliga regelbundna enheter är lika stort som avstSndet mellan tv8 rader inom en samma enhet.
4. Ugn enligt patentkravet 1, kännetecknad av att den innehaller tre rader (20, 21, 22) elektroder och att fasernas ordningsföljd för elektroder i bredvid varandra befintliga rader är R, S, T; T, S, R; R, S, T.
5. Ugn enligt nägot av patentkraven 1 till 4, kännetecknad av att den innehaller rader, som omfattar flera satser (A, B) om tre elektroder, varvid ordningsföljden av elektro-dernas faser förändras tili motsatt invid varje sats om tre elektroder (R, S, T; T, S, R; R, S; T; osv.).
6. Ugn enligt nägot av de föregiende patentkraven, kännetecknad av att när elektroderna är likformigt fördelade över bottnens hela area och det kortaste avstSndet mellan de elströmsutbytande elektroderna är d, s8 är proportionen 2 ~ nd /S lika 0,4-1,4, varvid jn är antalet elektroderna (el - ler elektrodgrupperna). Il
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8314903A FR2552073B1 (fr) | 1983-09-20 | 1983-09-20 | Perfectionnements aux techniques de fusion electrique du verre |
| FR8314903 | 1983-09-20 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI843627A0 FI843627A0 (fi) | 1984-09-17 |
| FI843627L FI843627L (fi) | 1985-03-21 |
| FI75331B true FI75331B (fi) | 1988-02-29 |
| FI75331C FI75331C (sv) | 1988-06-09 |
Family
ID=9292347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI843627A FI75331C (sv) | 1983-09-20 | 1984-09-17 | Elektrisk smältugn för en i glasform övergående charge. |
Country Status (25)
| Country | Link |
|---|---|
| US (1) | US4607372A (sv) |
| EP (1) | EP0140745B1 (sv) |
| JP (1) | JPS60131832A (sv) |
| KR (1) | KR920000640B1 (sv) |
| AT (1) | ATE28173T1 (sv) |
| AU (1) | AU575343B2 (sv) |
| BR (1) | BR8404693A (sv) |
| CA (1) | CA1237756A (sv) |
| DE (1) | DE3464581D1 (sv) |
| DK (1) | DK159816C (sv) |
| EG (1) | EG17236A (sv) |
| ES (1) | ES536052A0 (sv) |
| FI (1) | FI75331C (sv) |
| FR (1) | FR2552073B1 (sv) |
| GR (1) | GR80413B (sv) |
| ID (1) | ID1050B (sv) |
| IE (1) | IE56462B1 (sv) |
| IL (1) | IL72912A (sv) |
| IN (1) | IN162556B (sv) |
| MX (1) | MX156244A (sv) |
| NO (1) | NO158937C (sv) |
| NZ (1) | NZ209453A (sv) |
| PT (1) | PT79218B (sv) |
| TR (1) | TR22036A (sv) |
| ZA (1) | ZA846791B (sv) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2599734B1 (fr) * | 1986-06-06 | 1992-06-05 | Saint Gobain Rech | Technique de fusion electrique du verre |
| GB9206928D0 (en) * | 1992-03-30 | 1992-05-13 | Pilkington Plc | Glass melting |
| CN103011553A (zh) * | 2012-12-13 | 2013-04-03 | 陕西彩虹电子玻璃有限公司 | 一种基于锁相控制器的电熔窑炉控制方法 |
| JP7174360B2 (ja) * | 2017-06-30 | 2022-11-17 | 日本電気硝子株式会社 | ガラス物品の製造方法、溶解炉及びガラス物品の製造装置 |
| KR102740988B1 (ko) | 2018-09-28 | 2024-12-11 | 코닝 인코포레이티드 | 유리 제조 공정에서 귀금속 요소들의 전기화학적 공격을 완화시키기 위한 장치 및 방법 |
| US12091352B2 (en) | 2018-09-28 | 2024-09-17 | Corning Incorporated | Apparatus and method for mitigating electrochemical attack of precious metal components in a glass making process |
| CN113860705B (zh) * | 2021-11-03 | 2024-02-20 | 承德华富科技发展有限公司 | 大吨位玻璃电熔炉电极布局组合系统 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3140334A (en) * | 1960-10-18 | 1964-07-07 | Penberthy Harvey Larry | Glass manufacture |
| GB1319060A (en) * | 1969-12-20 | 1973-05-31 | Elemelt Ltd | Furnaces for heating glass |
| BE829590A (fr) * | 1974-06-03 | 1975-11-28 | Four electrique de fusion de verre par effet joule | |
| GB1524517A (en) * | 1974-09-06 | 1978-09-13 | Elemelt Ltd | Methods of and furnaces for melting glass |
| CS179579B1 (en) * | 1974-12-20 | 1977-11-30 | Vaclav Suesser | Electric furnace for glass melting |
| US4282393A (en) * | 1978-10-25 | 1981-08-04 | Owens-Corning Fiberglas Corporation | Electrode melting-Z type electrode firing with continuous zones |
| BE877978A (fr) * | 1979-07-30 | 1980-01-30 | Sorg G M B H & Co K G | Four de fusion, de rendement eleve, destine a fondre des matieres minerales agressives presentant une courbe de viscosite a forte pente |
| US4410997A (en) * | 1981-05-27 | 1983-10-18 | Teco/Elemelt Ltd. | Furnaces for the melting of glass |
-
1983
- 1983-09-20 FR FR8314903A patent/FR2552073B1/fr not_active Expired
-
1984
- 1984-08-30 ZA ZA846791A patent/ZA846791B/xx unknown
- 1984-09-05 NZ NZ209453A patent/NZ209453A/en unknown
- 1984-09-06 IN IN621/CAL/84A patent/IN162556B/en unknown
- 1984-09-11 IL IL72912A patent/IL72912A/xx not_active IP Right Cessation
- 1984-09-11 AU AU32905/84A patent/AU575343B2/en not_active Ceased
- 1984-09-12 DK DK435284A patent/DK159816C/da not_active IP Right Cessation
- 1984-09-14 IE IE2342/84A patent/IE56462B1/en not_active IP Right Cessation
- 1984-09-17 FI FI843627A patent/FI75331C/sv not_active IP Right Cessation
- 1984-09-17 PT PT79218A patent/PT79218B/pt not_active IP Right Cessation
- 1984-09-18 ID IDP445884A patent/ID1050B/id unknown
- 1984-09-18 NO NO843717A patent/NO158937C/no unknown
- 1984-09-18 DE DE8484401845T patent/DE3464581D1/de not_active Expired
- 1984-09-18 MX MX202740A patent/MX156244A/es unknown
- 1984-09-18 AT AT84401845T patent/ATE28173T1/de not_active IP Right Cessation
- 1984-09-18 EP EP84401845A patent/EP0140745B1/fr not_active Expired
- 1984-09-19 GR GR80413A patent/GR80413B/el unknown
- 1984-09-19 KR KR1019840005715A patent/KR920000640B1/ko not_active Expired
- 1984-09-19 EG EG588/84D patent/EG17236A/xx active
- 1984-09-19 BR BR8404693A patent/BR8404693A/pt not_active IP Right Cessation
- 1984-09-19 ES ES536052A patent/ES536052A0/es active Granted
- 1984-09-20 CA CA000463691A patent/CA1237756A/fr not_active Expired
- 1984-09-20 JP JP59195875A patent/JPS60131832A/ja active Granted
- 1984-09-20 US US06/652,574 patent/US4607372A/en not_active Expired - Lifetime
- 1984-09-27 TR TR22036A patent/TR22036A/xx unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FI77438C (sv) | Anordning och förfarande för bearbetning av renat glas enligt en konti nuerlig metod. | |
| US4491951A (en) | Electric glass melting furnace | |
| AU746124B2 (en) | Glass furnace and installation comprising same | |
| FI82828B (fi) | Elektrisk glassmaeltmetod samt elektrisk smaeltugn. | |
| FI75331B (fi) | Elektrisk smaeltugn foer en i glasform oevergaoende charge. | |
| US2921106A (en) | Method of and apparatus for making glass | |
| US2417913A (en) | Electric glass furnace | |
| US4324942A (en) | Electric glass melting furnace | |
| US4638490A (en) | Melting furnaces | |
| CN113860705B (zh) | 大吨位玻璃电熔炉电极布局组合系统 | |
| SU1604757A1 (ru) | Стекловаренна ванна печь | |
| US2829184A (en) | Low frequency induction furnace for melting non-ferrous metals | |
| SU1270124A1 (ru) | Ванна стекловаренна печь | |
| SU1216155A1 (ru) | Ванна стекловаренна печь | |
| SU962226A1 (ru) | Стеклоплавильна установка | |
| CN203700144U (zh) | 纵向火焰一窑多线节能环保微晶玻璃熔窑 | |
| SU1189818A1 (ru) | Способ варки стекла и ванная стекловаренная печь, | |
| EA049469B1 (ru) | Сегментированная стеклоплавильная печь | |
| DK164541B (da) | Fremgangsmaade og apparat til induktiv opvarmning af smeltet glas eller lignende | |
| PL146143B1 (en) | Tank furnace for electrically melting glass | |
| JPS6024055B2 (ja) | ガラス電気熔融炉 | |
| Reynolds | Electric melting of crystal glass | |
| JPH08133746A (ja) | ガラスの電気溶融炉 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: SAINT-GOBAIN RECHERCHE |