CH672949A5 - - Google Patents

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Publication number
CH672949A5
CH672949A5 CH2357/87A CH235787A CH672949A5 CH 672949 A5 CH672949 A5 CH 672949A5 CH 2357/87 A CH2357/87 A CH 2357/87A CH 235787 A CH235787 A CH 235787A CH 672949 A5 CH672949 A5 CH 672949A5
Authority
CH
Switzerland
Prior art keywords
flame
cell
voltage
flame sensor
storage capacitor
Prior art date
Application number
CH2357/87A
Other languages
German (de)
English (en)
Inventor
Karl-Friedrich Haupenthal
Original Assignee
Landis & Gyr Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Landis & Gyr Ag filed Critical Landis & Gyr Ag
Priority to CH2357/87A priority Critical patent/CH672949A5/de
Priority to DE19873723278 priority patent/DE3723278A1/de
Priority to GB8814189A priority patent/GB2206204B/en
Priority to IT20980/88A priority patent/IT1218079B/it
Priority to FR888808223A priority patent/FR2616888B1/fr
Priority to DK339888A priority patent/DK168340B1/da
Publication of CH672949A5 publication Critical patent/CH672949A5/de

Links

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
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Control Of Combustion (AREA)
CH2357/87A 1987-06-22 1987-06-22 CH672949A5 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH2357/87A CH672949A5 (ja) 1987-06-22 1987-06-22
DE19873723278 DE3723278A1 (de) 1987-06-22 1987-07-14 Uv-flammenfuehler
GB8814189A GB2206204B (en) 1987-06-22 1988-06-15 Ultraviolet-flame sensors
IT20980/88A IT1218079B (it) 1987-06-22 1988-06-15 Sensore di fiamma ad ultravioletti
FR888808223A FR2616888B1 (fr) 1987-06-22 1988-06-20 Detecteur de flamme a rayons ultraviolets
DK339888A DK168340B1 (da) 1987-06-22 1988-06-21 UV-flammeføler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2357/87A CH672949A5 (ja) 1987-06-22 1987-06-22

Publications (1)

Publication Number Publication Date
CH672949A5 true CH672949A5 (ja) 1990-01-15

Family

ID=4231906

Family Applications (1)

Application Number Title Priority Date Filing Date
CH2357/87A CH672949A5 (ja) 1987-06-22 1987-06-22

Country Status (6)

Country Link
CH (1) CH672949A5 (ja)
DE (1) DE3723278A1 (ja)
DK (1) DK168340B1 (ja)
FR (1) FR2616888B1 (ja)
GB (1) GB2206204B (ja)
IT (1) IT1218079B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5194728A (en) * 1991-12-05 1993-03-16 Honeywell Inc. Circuit for detecting firing of an ultraviolet radiation detector tube
EP2439451B1 (de) * 2010-10-08 2013-12-11 BFI Automation Dipl.-Ing. Kurt-Henry Mindermann GmbH Vorrichtung zur Erkennung des Vorhandenseins einer Flamme

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1249384B (de) * 1967-09-07 Danfoss A/S, Nordborg (Dane mark,) Wechselstromgespeiste fotoelektrische Schalteinrichtung mit einem Fuhlerghed in Form einer UV-empfindlichen Rohre
US3079982A (en) * 1961-12-14 1963-03-05 White Rodgers Company Burner control system
FR1339059A (fr) * 1962-10-09 1963-10-04 Electronics Corp America Perfectionnements apportés aux dispositifs de contrôle d'une combustion
FR1364642A (fr) * 1963-04-18 1964-06-26 Honeywell Dispositif pour la détection des flammes
FR1413496A (fr) * 1964-11-03 1965-10-08 Electronics Corp America Perfectionnements aux appareils de surveillance
FR1435398A (fr) * 1965-05-19 1966-04-15 Danfoss As Perfectionnements apportés aux dispositifs interrupteurs photoélectriques alimentés en courant alternatif
US3425780A (en) * 1966-09-26 1969-02-04 Liberty Combustion Corp Fluid fuel igniter control system
AT335592B (de) * 1972-10-27 1977-03-25 Kromschroeder Ag G Netzteil fur die versorgung eines mit halbleitern bestuckten flammenwachters
DE3026787C2 (de) * 1980-06-19 1982-08-26 LGZ Landis & Gyr Zug AG, 6301 Zug Eigensicherer Flammenwächter

Also Published As

Publication number Publication date
DE3723278C2 (ja) 1989-07-27
FR2616888B1 (fr) 1990-01-19
DK339888A (da) 1988-12-23
DK339888D0 (da) 1988-06-21
IT1218079B (it) 1990-04-12
DK168340B1 (da) 1994-03-14
DE3723278A1 (de) 1989-01-12
GB2206204B (en) 1991-04-24
FR2616888A1 (fr) 1988-12-23
GB2206204A (en) 1988-12-29
GB8814189D0 (en) 1988-07-20
IT8820980A0 (it) 1988-06-15

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Legal Events

Date Code Title Description
PL Patent ceased