FR2464233A1 - Ensemble de chauffage electrique de l'avant-corps d'un four a verre - Google Patents
Ensemble de chauffage electrique de l'avant-corps d'un four a verre Download PDFInfo
- Publication number
- FR2464233A1 FR2464233A1 FR8018513A FR8018513A FR2464233A1 FR 2464233 A1 FR2464233 A1 FR 2464233A1 FR 8018513 A FR8018513 A FR 8018513A FR 8018513 A FR8018513 A FR 8018513A FR 2464233 A1 FR2464233 A1 FR 2464233A1
- Authority
- FR
- France
- Prior art keywords
- electrodes
- glass
- voltage
- level
- current
- 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
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000011521 glass Substances 0.000 claims description 45
- 239000006060 molten glass Substances 0.000 claims description 15
- 238000011144 upstream manufacturing Methods 0.000 claims description 11
- 230000007423 decrease Effects 0.000 claims description 4
- 238000005485 electric heating Methods 0.000 claims description 3
- 210000000245 forearm Anatomy 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 230000009466 transformation Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/02—Forehearths, i.e. feeder channels
- C03B7/06—Means for thermal conditioning or controlling the temperature of the glass
- C03B7/07—Electric means
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/069,938 US4247733A (en) | 1979-08-27 | 1979-08-27 | Electrically heated glass forehearth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2464233A1 true FR2464233A1 (fr) | 1981-03-06 |
| FR2464233B1 FR2464233B1 (enExample) | 1983-02-18 |
Family
ID=22092139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8018513A Granted FR2464233A1 (fr) | 1979-08-27 | 1980-08-26 | Ensemble de chauffage electrique de l'avant-corps d'un four a verre |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4247733A (enExample) |
| JP (1) | JPS5637228A (enExample) |
| AU (1) | AU531602B2 (enExample) |
| CA (1) | CA1143418A (enExample) |
| DE (1) | DE3029944C2 (enExample) |
| FR (1) | FR2464233A1 (enExample) |
| GB (1) | GB2059119B (enExample) |
| IT (1) | IT1128988B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0039432A1 (de) * | 1980-05-07 | 1981-11-11 | Eglasstrek Patent Promotion & Awarding GmbH | Vorrichtung zur Herstellung von Glasfasern |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4410997A (en) * | 1981-05-27 | 1983-10-18 | Teco/Elemelt Ltd. | Furnaces for the melting of glass |
| US4389725A (en) * | 1981-07-27 | 1983-06-21 | Owens-Illinois, Inc. | Electric boosting control for a glass forehearth |
| US4515614A (en) * | 1984-01-20 | 1985-05-07 | Owens-Illinois, Inc. | Electrically heated forehearth and method of controlling molten glass temperature therein |
| US4569055A (en) * | 1984-08-31 | 1986-02-04 | Owens-Corning Fiberglas Corporation | Forehearth electrode firing |
| KR100340462B1 (ko) * | 1998-12-02 | 2002-07-18 | 서두칠 | 유리용융로용 피더의 온도제어장치 |
| DE10002245B4 (de) * | 2000-01-20 | 2004-08-05 | Schott Glas | Energieversorgungseinrichtung einer Schmelzwanne |
| DE102004006619B4 (de) * | 2004-02-10 | 2012-05-31 | Schott Ag | Vorrichtung zum Bereitstellen und Verfahren zum Beheizen einer Glasschmelze |
| DE102004042438A1 (de) * | 2004-08-31 | 2006-03-16 | Thüringer Behälterglas GmbH Schleusingen | Verfahren zu einer im Sinne des Energieverbrauchs optimalen Glaskonditionierung |
| CN106044746B (zh) * | 2016-07-13 | 2018-12-28 | 潍坊联兴新材料科技股份有限公司 | 罐式煅烧炉调温控制装置及其调温控制方法 |
| US10613126B2 (en) * | 2018-01-09 | 2020-04-07 | Eurotherm Limited | Method to determine three-phase load impedances driven by a power control device when no neutral reference is available in an alternative electrical network |
| CN113165928B (zh) * | 2018-09-28 | 2023-05-05 | 康宁公司 | 用于在玻璃制作工艺中减轻贵金属部件的电化学腐蚀的装置和方法 |
| DE102019120064A1 (de) * | 2019-07-24 | 2021-01-28 | Schott Ag | Vorrichtung und Verfahren zur Herstellung von Glasbändern |
| DE102019120065A1 (de) | 2019-07-24 | 2021-01-28 | Schott Ag | Vorrichtung und Verfahren zur Herstellung von Glasbändern |
| JP2021059459A (ja) * | 2019-10-02 | 2021-04-15 | Ａｇｃ株式会社 | ガラス溶解方法、ガラス溶解炉、及びガラス製造方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2919297A (en) * | 1957-04-18 | 1959-12-29 | Owens Illinois Glass Co | Means of controlling electric currents in a furnace forehearth |
| US3400204A (en) * | 1964-02-29 | 1968-09-03 | Element Ltd | Method of melting and supplying glass along a feeder duct |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1210432A (en) * | 1968-02-20 | 1970-10-28 | Quicfit & Quartz Ltd | Improvements in and relating to electronic circuits for temperature control |
| US3836689A (en) * | 1972-07-19 | 1974-09-17 | Owens Corning Fiberglass Corp | Electric glass furnace with zone temperature control |
| US3967046A (en) * | 1975-02-18 | 1976-06-29 | Owens-Corning Fiberglas Corporation | Apparatus and method for increasing furnace life in an electric furnace for thermoplastic materials |
-
1979
- 1979-08-27 US US06/069,938 patent/US4247733A/en not_active Expired - Lifetime
-
1980
- 1980-08-07 DE DE3029944A patent/DE3029944C2/de not_active Expired
- 1980-08-19 AU AU61555/80A patent/AU531602B2/en not_active Ceased
- 1980-08-20 GB GB8027144A patent/GB2059119B/en not_active Expired
- 1980-08-21 CA CA000358780A patent/CA1143418A/en not_active Expired
- 1980-08-26 FR FR8018513A patent/FR2464233A1/fr active Granted
- 1980-08-26 IT IT68322/80A patent/IT1128988B/it active
- 1980-08-27 JP JP11823980A patent/JPS5637228A/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2919297A (en) * | 1957-04-18 | 1959-12-29 | Owens Illinois Glass Co | Means of controlling electric currents in a furnace forehearth |
| US3400204A (en) * | 1964-02-29 | 1968-09-03 | Element Ltd | Method of melting and supplying glass along a feeder duct |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0039432A1 (de) * | 1980-05-07 | 1981-11-11 | Eglasstrek Patent Promotion & Awarding GmbH | Vorrichtung zur Herstellung von Glasfasern |
Also Published As
| Publication number | Publication date |
|---|---|
| IT8068322A0 (it) | 1980-08-26 |
| IT1128988B (it) | 1986-06-04 |
| GB2059119B (en) | 1983-12-07 |
| GB2059119A (en) | 1981-04-15 |
| US4247733A (en) | 1981-01-27 |
| AU531602B2 (en) | 1983-09-01 |
| JPS5637228A (en) | 1981-04-10 |
| AU6155580A (en) | 1981-04-09 |
| DE3029944C2 (de) | 1982-09-16 |
| FR2464233B1 (enExample) | 1983-02-18 |
| CA1143418A (en) | 1983-03-22 |
| DE3029944A1 (de) | 1981-03-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |