GB1250655A - - Google Patents

Info

Publication number
GB1250655A
GB1250655A GB1250655DA GB1250655A GB 1250655 A GB1250655 A GB 1250655A GB 1250655D A GB1250655D A GB 1250655DA GB 1250655 A GB1250655 A GB 1250655A
Authority
GB
United Kingdom
Prior art keywords
capacitor
transistor
flame
relay
energize
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
Other languages
English (en)
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 filed Critical
Publication of GB1250655A publication Critical patent/GB1250655A/en
Expired legal-status Critical Current

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
    • F23N5/12—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using ionisation-sensitive elements, i.e. flame rods
    • F23N5/123—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using ionisation-sensitive elements, i.e. flame rods 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
    • F23N5/20—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays
    • F23N5/203—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays using electronic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2223/00—Signal processing; Details thereof
    • F23N2223/22—Timing network
    • F23N2223/24—Timing network with bimetallic elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2223/00—Signal processing; Details thereof
    • F23N2223/22—Timing network
    • F23N2223/26—Timing network with capacitors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2227/00—Ignition or checking
    • F23N2227/04—Prepurge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2227/00—Ignition or checking
    • F23N2227/28—Ignition circuits
    • F23N2227/30—Ignition circuits for pilot burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2229/00—Flame sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2229/00—Flame sensors
    • F23N2229/12—Flame sensors with flame rectification current detecting means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2233/00—Ventilators
    • F23N2233/06—Ventilators at the air intake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/18—Systems for controlling combustion using detectors sensitive to rate of flow of air or fuel

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Combustion (AREA)
  • Regulation And Control Of Combustion (AREA)
GB1250655D 1967-11-22 1968-11-14 Expired GB1250655A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68519367A 1967-11-22 1967-11-22

Publications (1)

Publication Number Publication Date
GB1250655A true GB1250655A (enrdf_load_stackoverflow) 1971-10-20

Family

ID=24751125

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1250655D Expired GB1250655A (enrdf_load_stackoverflow) 1967-11-22 1968-11-14

Country Status (6)

Country Link
US (1) US3449055A (enrdf_load_stackoverflow)
DE (1) DE1809942A1 (enrdf_load_stackoverflow)
FR (1) FR1592907A (enrdf_load_stackoverflow)
GB (1) GB1250655A (enrdf_load_stackoverflow)
NL (1) NL6816670A (enrdf_load_stackoverflow)
SE (1) SE343671B (enrdf_load_stackoverflow)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610789A (en) * 1969-09-30 1971-10-05 Eaton Yale & Towne Flame rod safety control system
US3574495A (en) * 1969-12-11 1971-04-13 Honeywell Inc Burner control system
US3705783A (en) * 1971-07-21 1972-12-12 Honeywell Inc Burner safeguard control apparatus
US3902839A (en) * 1973-12-07 1975-09-02 Johnson Service Co Electronic pilot ignition and flame detection circuit
US3918881A (en) * 1974-03-01 1975-11-11 Johnson Service Co Fuel ignition control arrangement
US4035135A (en) * 1976-02-05 1977-07-12 Honeywell Inc. Postpurge pilot burner sequencing means
US4180380A (en) * 1976-04-13 1979-12-25 United Gas Industries Limited Electrical controls for heating appliances
US4070143A (en) * 1976-06-21 1978-01-24 Johnson Controls, Inc. Fuel ignition system including an igniter providing a lingering spark
US4077762A (en) * 1976-06-21 1978-03-07 Johnson Controls, Inc. Fuel ignition system having contact interlock protection
US4087045A (en) * 1976-09-27 1978-05-02 Johnson Controls, Inc. Stack damper control safety interlock with lockout prevention
US4082493A (en) * 1977-01-19 1978-04-04 Cam-Stat Incorporated Gas burner control system
US4137035A (en) * 1977-02-16 1979-01-30 Electronics Corporation Of America Burner control apparatus
CA1096464A (en) * 1977-03-07 1981-02-24 Russell B. Matthews Fuel ignition system having interlock protection and electronic valve leak detection
US4189296A (en) * 1978-03-13 1980-02-19 Johnson Controls, Inc. Method and apparatus for controlling furnace
US4226581A (en) * 1978-12-22 1980-10-07 Honeywell Inc. Safe start check circuit
US4395224A (en) * 1979-02-05 1983-07-26 Electronics Corporation Of America Burner control system
US4243372A (en) * 1979-02-05 1981-01-06 Electronics Corporation Of America Burner control system
US4319873A (en) * 1979-04-12 1982-03-16 American Stabilis, Inc. Flame detection and proof control device
US4459099A (en) * 1981-09-28 1984-07-10 Allied Corporation Fuel and ignition control
US4906177A (en) * 1989-01-03 1990-03-06 R. E. Phelon Company, Inc. Electronic controller for fluid fuel burner

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2839132A (en) * 1957-03-04 1958-06-17 Honeywell Regulator Co Burner control apparatus
US3263730A (en) * 1964-09-04 1966-08-02 Electronics Corp America Control apparatus
US3270799A (en) * 1964-12-07 1966-09-06 Honeywell Inc Burner control apparatus
US3376099A (en) * 1966-03-30 1968-04-02 Electronics Corp America Electrical control circuitry for burners
US3393037A (en) * 1966-12-07 1968-07-16 Electronics Corp America Combustion control system

Also Published As

Publication number Publication date
NL6816670A (enrdf_load_stackoverflow) 1969-05-27
FR1592907A (enrdf_load_stackoverflow) 1970-05-19
US3449055A (en) 1969-06-10
SE343671B (enrdf_load_stackoverflow) 1972-03-13
DE1809942A1 (de) 1969-10-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees