DK123546B - Vekselstrømsforsynet fotoelektrisk flammeovervågningsanlæg. - Google Patents
Vekselstrømsforsynet fotoelektrisk flammeovervågningsanlæg.Info
- Publication number
- DK123546B DK123546B DK255365AA DK255365A DK123546B DK 123546 B DK123546 B DK 123546B DK 255365A A DK255365A A DK 255365AA DK 255365 A DK255365 A DK 255365A DK 123546 B DK123546 B DK 123546B
- Authority
- DK
- Denmark
- Prior art keywords
- monitoring system
- flame monitoring
- powered photoelectric
- photoelectric flame
- powered
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
-
- 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
-
- 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
- C21C5/38—Removal of waste gases or dust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
- F23N5/082—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Electronic Switches (AREA)
- Fire-Detection Mechanisms (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DED0044538 | 1964-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK123546B true DK123546B (da) | 1972-07-03 |
Family
ID=7048384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK255365AA DK123546B (da) | 1964-05-22 | 1965-05-21 | Vekselstrømsforsynet fotoelektrisk flammeovervågningsanlæg. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3378733A (da) |
BE (1) | BE664160A (da) |
DK (1) | DK123546B (da) |
GB (1) | GB1075317A (da) |
NL (1) | NL6506205A (da) |
SE (1) | SE333761B (da) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1635851A1 (de) * | 1967-03-25 | 1972-05-04 | Morat Gmbh Franz | Von den Zungen der Zungennadeln einer Rundstrickmaschine steuerbare Vorrichtung zum Stillsetzen derselben |
US3450939A (en) * | 1967-05-09 | 1969-06-17 | Westinghouse Electric Corp | Solid state control switch with instant on characteristic and low wattage components |
CH606916A5 (da) * | 1976-10-22 | 1978-11-15 | Landis & Gyr Ag | |
DE10125574A1 (de) * | 2001-05-25 | 2002-11-28 | Siemens Building Tech Ag | Flammenüberwachungsvorrichtung |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3348104A (en) * | 1964-12-14 | 1967-10-17 | American Gas Ass | Bias-controlled a. c.-operable voltage threshold circuit, and systems employing same |
-
1965
- 1965-05-13 GB GB20249/65A patent/GB1075317A/en not_active Expired
- 1965-05-14 NL NL6506205A patent/NL6506205A/xx unknown
- 1965-05-19 SE SE06561/65A patent/SE333761B/xx unknown
- 1965-05-19 US US457017A patent/US3378733A/en not_active Expired - Lifetime
- 1965-05-19 BE BE664160A patent/BE664160A/fr unknown
- 1965-05-21 DK DK255365AA patent/DK123546B/da unknown
Also Published As
Publication number | Publication date |
---|---|
GB1075317A (en) | 1967-07-12 |
US3378733A (en) | 1968-04-16 |
NL6506205A (da) | 1965-11-23 |
SE333761B (da) | 1971-03-29 |
BE664160A (da) | 1965-06-15 |
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