GB1377683A - Flame detectors - Google Patents

Flame detectors

Info

Publication number
GB1377683A
GB1377683A GB998672A GB998672A GB1377683A GB 1377683 A GB1377683 A GB 1377683A GB 998672 A GB998672 A GB 998672A GB 998672 A GB998672 A GB 998672A GB 1377683 A GB1377683 A GB 1377683A
Authority
GB
United Kingdom
Prior art keywords
photo
flame
output
signal
cell
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.)
Expired
Application number
GB998672A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cerberus AG
Original Assignee
Cerberus 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 Cerberus AG filed Critical Cerberus AG
Publication of GB1377683A publication Critical patent/GB1377683A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Control Of Combustion (AREA)
GB998672A 1971-03-04 1972-03-03 Flame detectors Expired GB1377683A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH324871A CH519761A (de) 1971-03-04 1971-03-04 Flammen-Detektor

Publications (1)

Publication Number Publication Date
GB1377683A true GB1377683A (en) 1974-12-18

Family

ID=4251852

Family Applications (1)

Application Number Title Priority Date Filing Date
GB998672A Expired GB1377683A (en) 1971-03-04 1972-03-03 Flame detectors

Country Status (7)

Country Link
US (1) US3742474A (enExample)
JP (1) JPS559613B1 (enExample)
BE (1) BE765881A (enExample)
CH (1) CH519761A (enExample)
DE (1) DE2204718C3 (enExample)
FR (1) FR2128329B1 (enExample)
GB (1) GB1377683A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129639A (en) * 1979-10-19 1984-05-16 France Etat Detecting vehicles
GB2179519A (en) * 1977-09-16 1987-03-04 Zeiss Stiftung Detecting helicopters
GB2223844A (en) * 1988-10-12 1990-04-18 Graviner Ltd Flame detector
GB2224117A (en) * 1988-10-12 1990-04-25 Detector Electronics Recognition and processing of waveforms
US5237512A (en) * 1988-12-02 1993-08-17 Detector Electronics Corporation Signal recognition and classification for identifying a fire

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852729A (en) * 1973-03-06 1974-12-03 Electronics Corp America Flame failure controls
IT1011594B (it) * 1973-03-20 1977-02-10 Electricite De France Dispositivo per il controllo della fiamma di bruciatori
US3903418A (en) * 1973-12-14 1975-09-02 Forney International Infrared dynamic flame detector
US3947218A (en) * 1975-01-23 1976-03-30 Honeywell Inc. Safety circuit for monitoring a flickering flame
DE2823410A1 (de) * 1978-04-25 1979-11-08 Cerberus Ag Flammenmelder
US4220857A (en) * 1978-11-01 1980-09-02 Systron-Donner Corporation Optical flame and explosion detection system and method
US4464049A (en) * 1982-01-07 1984-08-07 Westinghouse Electric Corp. Illumination flicker meter
US4533834A (en) * 1982-12-02 1985-08-06 The United States Of America As Represented By The Secretary Of The Army Optical fire detection system responsive to spectral content and flicker frequency
DE3318974C2 (de) * 1983-05-25 1985-10-17 Preussag AG Bauwesen, 3005 Hemmingen Flammenmelder
US4553031A (en) * 1983-09-06 1985-11-12 Firetek Corporation Optical fire or explosion detection system and method
US4665390A (en) * 1985-08-22 1987-05-12 Hughes Aircraft Company Fire sensor statistical discriminator
JPS61178621A (ja) * 1985-02-04 1986-08-11 Hochiki Corp 炎検出装置
FR2592976B1 (fr) * 1986-01-10 1988-10-07 Thomson Csf Dispositif de detection rapide d'incendie
EP0338218B1 (de) * 1988-03-30 1993-09-15 Cerberus Ag Verfahren zur Brandfrüherkennung
JPH0278610A (ja) * 1988-09-13 1990-03-19 Yukiko Hiyougo 金属製身飾品の皮膚炎予防用塗布剤
US4904986A (en) * 1989-01-04 1990-02-27 Honeywell Inc. IR flame amplifier
EP0479009B1 (de) * 1990-10-05 1996-11-27 Siemens Aktiengesellschaft Wärmesensor
US5245196A (en) * 1991-08-29 1993-09-14 Hydrotech Chemical Corporation Infrared flame sensor responsive to infrared radiation
US6278374B1 (en) 2000-05-05 2001-08-21 Kellogg Brown & Root, Inc. Flame detection apparatus and method
CA2421664A1 (en) * 2003-03-11 2004-09-11 International Thermal Investments Ltd. Improved flame sensor and method of using same
US9251683B2 (en) 2011-09-16 2016-02-02 Honeywell International Inc. Flame detector using a light guide for optical sensing
US20140353473A1 (en) * 2013-05-31 2014-12-04 General Electric Company System and method for determination of flames in a harsh environment
US9780743B2 (en) 2015-10-22 2017-10-03 Google Inc. Light sensor readout system and method of converting light into electrical signals
CN119559740A (zh) * 2025-01-23 2025-03-04 贵州电子科技职业学院 一种基于物联网的消防安全预警系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811711A (en) * 1951-05-19 1957-10-29 Electronics Corp America Fire method and apparatus
DE1024851B (de) * 1953-05-04 1958-02-20 Electronics Corp America Anzeigevorrichtung fuer Flammen
US2722677A (en) * 1954-08-31 1955-11-01 Electronics Corp America Fire detection apparatus
US2946990A (en) * 1954-09-14 1960-07-26 Specialties Dev Corp Apparatus for detecting flame
US2994859A (en) * 1956-06-15 1961-08-01 Specialties Dev Corp Flame detecting apparatus
US2981939A (en) * 1956-11-27 1961-04-25 Petcar Res Corp Fire detector system
US3154724A (en) * 1961-10-09 1964-10-27 Electronics Corp America Combustion control system
DE1187748B (de) * 1961-11-16 1965-02-25 Pyrotector G M B H Fotozellenanordnung
US3156908A (en) * 1961-12-04 1964-11-10 Viking Corp Flame responsive apparatus
DE1272179B (de) * 1962-07-30 1968-07-04 Pyrotector G M B H Feuermeldeeinrichtung
US3344277A (en) * 1965-02-23 1967-09-26 Kent F Smith Radiation monitor with background compensation
US3487222A (en) * 1967-11-03 1969-12-30 Bausch & Lomb Automatic gain control for self-calibrating a detection system
US3514209A (en) * 1968-02-09 1970-05-26 Du Pont Device for measuring the maximum intensity of a pulse of energy
US3531692A (en) * 1969-03-03 1970-09-29 Combustion Eng Activity detector having increased accuracy of response

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2179519A (en) * 1977-09-16 1987-03-04 Zeiss Stiftung Detecting helicopters
GB2129639A (en) * 1979-10-19 1984-05-16 France Etat Detecting vehicles
GB2223844A (en) * 1988-10-12 1990-04-18 Graviner Ltd Flame detector
GB2224117A (en) * 1988-10-12 1990-04-25 Detector Electronics Recognition and processing of waveforms
US5006710A (en) * 1988-10-12 1991-04-09 Detector Electronics Corporation Recognition and processing of waveforms
GB2224117B (en) * 1988-10-12 1993-06-09 Detector Electronics Processing signals derived from electromagnetic radiation sources
US5237512A (en) * 1988-12-02 1993-08-17 Detector Electronics Corporation Signal recognition and classification for identifying a fire

Also Published As

Publication number Publication date
US3742474A (en) 1973-06-26
FR2128329A1 (enExample) 1972-10-20
DE2204718A1 (de) 1972-09-14
FR2128329B1 (enExample) 1977-04-01
BE765881A (fr) 1971-09-16
CH519761A (de) 1972-02-29
DE2204718C3 (de) 1985-05-30
JPS559613B1 (enExample) 1980-03-11
DE2204718B2 (de) 1978-08-31

Similar Documents

Publication Publication Date Title
GB1377683A (en) Flame detectors
US3946241A (en) Light detector with pulsed light source and synchronous data gating
US3716717A (en) Flame detector and electrical detection circuit
US4220412A (en) Illuminant discrimination apparatus and method
GB1452018A (en) Method of and apparatus for determining the presence or absence of a flame
GB1329430A (en) Apparatus for detecting fire or flames
GB1214521A (en) Improvements relating to multi-burner furnaces
JPH0438302B2 (enExample)
ES8404535A1 (es) Detector de humos basado en el principado de la extincion de radiacion.
US3321630A (en) System for the detection of high intensity light flashes
US4647786A (en) Photoelectric smoke detector and its application
IT1223866B (it) Circuito per il trattamento del segnale generato da un sensore elettromagnetico di rotazione a riluttanza variabile
GB953715A (en) Suspended particle counter
CA1056931A (en) Smoke detector
CA1051539A (en) Led smoke detector circuit
US4068130A (en) Smoke detector with means for changing light pulse frequency
US4112310A (en) Smoke detector with photo-responsive means for increasing the sensitivity during darkness
GB1281599A (en) Feedback controlled photosensitive object detecting system
JPS5750021A (en) Periodic signal detector
GB1502434A (en) Voltage checker circuit
GB1278205A (en) Smoke detecting device
US3348059A (en) Visibility tester with compensation for the threshold level of the human eye
SU940195A1 (ru) Сигнализатор наличи пламени
GB1369461A (en) Method and apparatus relating to flame detection
SU598106A1 (ru) Подароизвещатель

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]