DE602005021585D1 - Verbesserungen in UV Gasentladungsröhren. - Google Patents

Verbesserungen in UV Gasentladungsröhren.

Info

Publication number
DE602005021585D1
DE602005021585D1 DE602005021585T DE602005021585T DE602005021585D1 DE 602005021585 D1 DE602005021585 D1 DE 602005021585D1 DE 602005021585 T DE602005021585 T DE 602005021585T DE 602005021585 T DE602005021585 T DE 602005021585T DE 602005021585 D1 DE602005021585 D1 DE 602005021585D1
Authority
DE
Germany
Prior art keywords
tube
fault
electric field
lag
statistical
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.)
Active
Application number
DE602005021585T
Other languages
English (en)
Inventor
Max Daniel Allsworth
Brian David Powell
Robert James Lade
David John Probyn
Parviz James Monem
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.)
Kidde IP Holdings Ltd
Original Assignee
Kidde IP Holdings Ltd
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 Kidde IP Holdings Ltd filed Critical Kidde IP Holdings Ltd
Publication of DE602005021585D1 publication Critical patent/DE602005021585D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J47/00—Tubes for determining the presence, intensity, density or energy of radiation or particles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Emergency Management (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Control Of Combustion (AREA)
DE602005021585T 2004-09-07 2005-08-16 Verbesserungen in UV Gasentladungsröhren. Active DE602005021585D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0419847A GB2417771B (en) 2004-09-07 2004-09-07 Improvements in and relating to uv gas discharge tubes

Publications (1)

Publication Number Publication Date
DE602005021585D1 true DE602005021585D1 (de) 2010-07-15

Family

ID=33186602

Family Applications (2)

Application Number Title Priority Date Filing Date
DE602005021585T Active DE602005021585D1 (de) 2004-09-07 2005-08-16 Verbesserungen in UV Gasentladungsröhren.
DE602005021410T Active DE602005021410D1 (de) 2004-09-07 2005-08-16 Verbesserungen an und in Bezug auf UV-Gasentladungsröhren

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE602005021410T Active DE602005021410D1 (de) 2004-09-07 2005-08-16 Verbesserungen an und in Bezug auf UV-Gasentladungsröhren

Country Status (6)

Country Link
US (1) US7576331B2 (de)
EP (2) EP2056081B1 (de)
AT (2) ATE470134T1 (de)
DE (2) DE602005021585D1 (de)
GB (1) GB2417771B (de)
RU (1) RU2005127850A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9053892B2 (en) 2010-12-30 2015-06-09 Walter Kidde Portable Equipment, Inc. Ionization device
US8785874B2 (en) 2010-12-30 2014-07-22 Walter Kidde Portable Equipment, Inc. Ionization window
US9417124B1 (en) * 2015-05-13 2016-08-16 Honeywell International Inc. Utilizing a quench time to deionize an ultraviolet (UV) sensor tube
US10184831B2 (en) * 2016-01-20 2019-01-22 Kidde Technologies, Inc. Systems and methods for testing two-color detectors
US10648857B2 (en) 2018-04-10 2020-05-12 Honeywell International Inc. Ultraviolet flame sensor with programmable sensitivity offset
US10739192B1 (en) 2019-04-02 2020-08-11 Honeywell International Inc. Ultraviolet flame sensor with dynamic excitation voltage generation

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594746A (en) * 1967-12-27 1971-07-20 Combustion Eng Flame scanner fault detection system
GB1515116A (en) * 1974-11-05 1978-06-21 Graviner Ltd Methods and apparatus for optimising the response of transducers
JPS551547A (en) * 1978-06-20 1980-01-08 Mitsubishi Heavy Ind Ltd Fault pickup method of ultraviolet ray discharge tube
US4405234A (en) * 1981-08-03 1983-09-20 Detector Electronics Corp. Radiation detection apparatus having refractive light checking feature
US4823114A (en) * 1983-12-02 1989-04-18 Coen Company, Inc. Flame scanning system
EP0150233B1 (de) 1984-01-26 1988-10-12 GTE Licht GmbH Verfahren zum Feststellen des Durchzündens einer UV-Röhre und Anordnung zur Durchführung des Verfahrens
US4736105A (en) * 1986-04-09 1988-04-05 Tri-Star Research, Inc. Flame detector system
GB2199656B (en) * 1987-01-07 1990-10-17 Graviner Ltd Detection of electromagnetic radiation
DE3706986A1 (de) * 1987-03-04 1988-09-15 Preussag Ag Feuerschutz Verfahren zur auswertung des uv-anteils im flammenspektrum durch einen elektronischen flammenmelder
JPH01305224A (ja) * 1988-06-03 1989-12-08 Yamatake Honeywell Co Ltd 燃焼制御装置
US5227640A (en) * 1991-06-15 1993-07-13 Nittan Company, Ltd. Apparatus for detecting a flame using weighted time intervals
US5194728A (en) * 1991-12-05 1993-03-16 Honeywell Inc. Circuit for detecting firing of an ultraviolet radiation detector tube
GB0209233D0 (en) * 2002-04-23 2002-06-05 Siemens Plc Radiation detector

Also Published As

Publication number Publication date
EP1632761A3 (de) 2006-04-26
US7576331B2 (en) 2009-08-18
GB2417771B (en) 2010-02-17
EP2056081B1 (de) 2010-05-19
DE602005021410D1 (de) 2010-07-01
ATE468526T1 (de) 2010-06-15
US20060049361A1 (en) 2006-03-09
GB0419847D0 (en) 2004-10-13
RU2005127850A (ru) 2007-03-20
ATE470134T1 (de) 2010-06-15
GB2417771A (en) 2006-03-08
EP1632761B1 (de) 2010-06-02
EP1632761A2 (de) 2006-03-08
EP2056081A1 (de) 2009-05-06

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