EP3966503A4 - PILOT STABILIZED BURNER - Google Patents

PILOT STABILIZED BURNER Download PDF

Info

Publication number
EP3966503A4
EP3966503A4 EP20803052.8A EP20803052A EP3966503A4 EP 3966503 A4 EP3966503 A4 EP 3966503A4 EP 20803052 A EP20803052 A EP 20803052A EP 3966503 A4 EP3966503 A4 EP 3966503A4
Authority
EP
European Patent Office
Prior art keywords
pilot
stabilized burner
burner
stabilized
pilot stabilized
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
Application number
EP20803052.8A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3966503A1 (en
Inventor
Colin James Deller
Donald Kendrick
Venkatesh Iyer
Douglas W. KARKOW
James K. DANSIE
Christopher A. Wiklof
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.)
Clearsign Technologies Corp
Original Assignee
Clearsign Technologies Corp
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
Priority claimed from US16/782,861 external-priority patent/US20210239317A1/en
Application filed by Clearsign Technologies Corp filed Critical Clearsign Technologies Corp
Publication of EP3966503A1 publication Critical patent/EP3966503A1/en
Publication of EP3966503A4 publication Critical patent/EP3966503A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
    • F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
    • 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
    • F23N5/10—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples
    • F23N5/105—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples using electrical or electromechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
    • F23D11/36—Details, e.g. burner cooling means, noise reduction means
    • F23D11/40—Mixing tubes or chambers; Burner heads
    • F23D11/406—Flame stabilising means, e.g. flame holders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/26—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid with provision for a retention flame
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/48—Nozzles
    • F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/62—Mixing devices; Mixing tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N1/00—Regulating fuel supply
    • F23N1/002—Regulating fuel supply using electronic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N3/00—Regulating air supply or draught
    • F23N3/005—Regulating air supply or draught using electrical or electromechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/00014—Pilot burners specially adapted for ignition of main burners in furnaces or gas turbines

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
EP20803052.8A 2019-05-07 2020-05-07 PILOT STABILIZED BURNER Pending EP3966503A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962844669P 2019-05-07 2019-05-07
US16/782,861 US20210239317A1 (en) 2020-02-05 2020-02-05 Low emission modular flare stack
PCT/US2020/031966 WO2020227581A1 (en) 2019-05-07 2020-05-07 Pilot stabilized burner

Publications (2)

Publication Number Publication Date
EP3966503A1 EP3966503A1 (en) 2022-03-16
EP3966503A4 true EP3966503A4 (en) 2023-06-07

Family

ID=73051703

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20803052.8A Pending EP3966503A4 (en) 2019-05-07 2020-05-07 PILOT STABILIZED BURNER

Country Status (3)

Country Link
EP (1) EP3966503A4 (zh)
CN (1) CN113795713A (zh)
WO (1) WO2020227581A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5318436A (en) * 1991-11-14 1994-06-07 United Technologies Corporation Low NOx combustion piloted by low NOx pilots
US5460512A (en) * 1993-05-27 1995-10-24 Coen Company, Inc. Vibration-resistant low NOx burner
US5551869A (en) * 1995-03-07 1996-09-03 Brais, Martres Et Associes Inc. Gas staged burner
US20170307212A1 (en) * 2016-04-26 2017-10-26 Clearsign Combustion Corporation Fuel nozzle assembly for a burner including a perforated flame holder
US20180202653A1 (en) * 2015-09-14 2018-07-19 Clearsign Combustion Corporation Partially transitioned flame start-up of a perforated flame holder
WO2018236762A1 (en) * 2017-06-19 2018-12-27 Clearsign Combustion Corporation FLAME STABILIZER BURNER DRIVER

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6074200A (en) * 1998-01-20 2000-06-13 Gas Research Institute Burner apparatus having an air dam and mixer tube
US6007325A (en) * 1998-02-09 1999-12-28 Gas Research Institute Ultra low emissions burner
US7878798B2 (en) * 2006-06-14 2011-02-01 John Zink Company, Llc Coanda gas burner apparatus and methods
US20090111063A1 (en) * 2007-10-29 2009-04-30 General Electric Company Lean premixed, radial inflow, multi-annular staged nozzle, can-annular, dual-fuel combustor
CN104903647B (zh) * 2013-02-14 2018-02-02 克利尔赛恩燃烧公司 具有穿孔反应稳定器的燃料燃烧系统
EP3066385A4 (en) * 2013-11-08 2017-11-15 Clearsign Combustion Corporation Combustion system with flame location actuation
CN109442412A (zh) * 2018-12-17 2019-03-08 上海华之邦科技股份有限公司 一种结构新型的低氮燃烧装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5318436A (en) * 1991-11-14 1994-06-07 United Technologies Corporation Low NOx combustion piloted by low NOx pilots
US5460512A (en) * 1993-05-27 1995-10-24 Coen Company, Inc. Vibration-resistant low NOx burner
US5551869A (en) * 1995-03-07 1996-09-03 Brais, Martres Et Associes Inc. Gas staged burner
US20180202653A1 (en) * 2015-09-14 2018-07-19 Clearsign Combustion Corporation Partially transitioned flame start-up of a perforated flame holder
US20170307212A1 (en) * 2016-04-26 2017-10-26 Clearsign Combustion Corporation Fuel nozzle assembly for a burner including a perforated flame holder
WO2018236762A1 (en) * 2017-06-19 2018-12-27 Clearsign Combustion Corporation FLAME STABILIZER BURNER DRIVER

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020227581A1 *

Also Published As

Publication number Publication date
CN113795713A (zh) 2021-12-14
EP3966503A1 (en) 2022-03-16
WO2020227581A1 (en) 2020-11-12

Similar Documents

Publication Publication Date Title
EP3973143A4 (en) DRILL CONTROL
EP3827381A4 (en) MULTIQUIT CONTROL
EP3794188A4 (en) ARTHRITIC-ASSISTED PERSON DEPLOYMENT AWNING
EP3910244A4 (en) STOVE
EP4078319A4 (en) BLOCKED REGION GUIDANCE
EP3583358A4 (en) OVEN CONTROL SYSTEM
EP3853529A4 (en) OVEN
EP3849379A4 (en) STABILIZATION ARRANGEMENTS
EP3845806A4 (en) MECHANICAL HEARTH OVEN
EP3583815A4 (en) PILOT SIGNALS
GB202115720D0 (en) Autonomous burner
EP4050283A4 (en) BOILER
EP3768623A4 (en) ALIGNMENT SET
EP4118380A4 (en) ORNAMENTAL FLAME BURNER
EP4029418A4 (en) COOKING APPLIANCE
EP3942974A4 (en) STOVE
EP3569928B8 (en) Liquid fuel burner
EP3983724A4 (en) STAGED FUEL BURNER
EP3966503A4 (en) PILOT STABILIZED BURNER
EP3930837A4 (en) QUINAZOLINONE COMPOUNDS
EP3939031A4 (en) BRIGHTNESS RANGE
CA193211S (en) Burner
AU2018901903A0 (en) Burner
EP3951262A4 (en) PRE-MIX COMBUSTION BURNER
EP4004441A4 (en) MODULAR FUEL BURNER ASSEMBLY

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20211111

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20230509

RIC1 Information provided on ipc code assigned before grant

Ipc: F23D 11/40 20060101ALI20230502BHEP

Ipc: F23D 14/58 20060101ALI20230502BHEP

Ipc: F23D 14/22 20060101ALI20230502BHEP

Ipc: F23D 14/26 20060101AFI20230502BHEP