FR2496845A1 - Controleur de flamme a securite intrinseque - Google Patents
Controleur de flamme a securite intrinseque Download PDFInfo
- Publication number
- FR2496845A1 FR2496845A1 FR8123701A FR8123701A FR2496845A1 FR 2496845 A1 FR2496845 A1 FR 2496845A1 FR 8123701 A FR8123701 A FR 8123701A FR 8123701 A FR8123701 A FR 8123701A FR 2496845 A1 FR2496845 A1 FR 2496845A1
- Authority
- FR
- France
- Prior art keywords
- voltage
- flame
- circuit
- cell
- thyristor
- 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.)
- Pending
Links
- 238000005286 illumination Methods 0.000 claims abstract description 18
- 230000005855 radiation Effects 0.000 claims abstract description 13
- 239000003990 capacitor Substances 0.000 claims description 28
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 3
- 235000003197 Byrsonima crassifolia Nutrition 0.000 claims description 2
- 240000001546 Byrsonima crassifolia Species 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 230000004075 alteration Effects 0.000 claims 1
- 230000010287 polarization Effects 0.000 claims 1
- 230000033764 rhythmic process Effects 0.000 abstract description 3
- 238000004353 relayed correlation spectroscopy Methods 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2229/00—Flame sensors
- F23N2229/06—Flame sensors with periodical shutters; Modulation signals
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Control Of Combustion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH944780 | 1980-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2496845A1 true FR2496845A1 (fr) | 1982-06-25 |
Family
ID=4352099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8123701A Pending FR2496845A1 (fr) | 1980-12-22 | 1981-12-18 | Controleur de flamme a securite intrinseque |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS57124613A (de) |
| DE (1) | DE3101967C2 (de) |
| FR (1) | FR2496845A1 (de) |
| GB (1) | GB2089975B (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3340118C2 (de) * | 1983-11-05 | 1985-11-21 | Kurt-Henry Dipl.-Ing. 4030 Ratingen Mindermann | Eigensicherer Flammenwächter |
| US4575333A (en) * | 1984-05-02 | 1986-03-11 | Bryant Jack A | Flame monitor time delay control |
| US4854852A (en) * | 1987-09-21 | 1989-08-08 | Honeywell Inc. | System for redundantly processing a flame amplifier output signal |
| US5439374A (en) * | 1993-07-16 | 1995-08-08 | Johnson Service Company | Multi-level flame curent sensing circuit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2379769A1 (fr) * | 1977-02-02 | 1978-09-01 | Landis & Gyr Ag | Montage electronique pour garde-flamme de surete |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT307605B (de) * | 1970-10-30 | 1973-05-25 | Kromschroeder Ag G | Photoelektrische Überwachungseinrichtung |
| DE2809993C3 (de) * | 1978-03-08 | 1981-02-12 | Eichhoff-Werke Gmbh, 6407 Schlitz | Flammenwächterschaltung zur Überwachung einer Brennerflamme |
-
1981
- 1981-01-22 DE DE3101967A patent/DE3101967C2/de not_active Expired
- 1981-12-15 GB GB8137705A patent/GB2089975B/en not_active Expired
- 1981-12-17 JP JP56202619A patent/JPS57124613A/ja active Pending
- 1981-12-18 FR FR8123701A patent/FR2496845A1/fr active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2379769A1 (fr) * | 1977-02-02 | 1978-09-01 | Landis & Gyr Ag | Montage electronique pour garde-flamme de surete |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3101967C2 (de) | 1982-10-14 |
| DE3101967A1 (de) | 1982-07-22 |
| GB2089975A (en) | 1982-06-30 |
| JPS57124613A (en) | 1982-08-03 |
| GB2089975B (en) | 1984-06-27 |
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