EP4477953A4 - Buse d'injection et dispositif de combustion - Google Patents

Buse d'injection et dispositif de combustion

Info

Publication number
EP4477953A4
EP4477953A4 EP22926058.3A EP22926058A EP4477953A4 EP 4477953 A4 EP4477953 A4 EP 4477953A4 EP 22926058 A EP22926058 A EP 22926058A EP 4477953 A4 EP4477953 A4 EP 4477953A4
Authority
EP
European Patent Office
Prior art keywords
injection nozzle
combustion device
combustion
nozzle
injection
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
EP22926058.3A
Other languages
German (de)
English (en)
Other versions
EP4477953A1 (fr
Inventor
Shintaro Ito
Masahiro Uchida
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.)
IHI Corp
Original Assignee
IHI 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
Application filed by IHI Corp filed Critical IHI Corp
Publication of EP4477953A1 publication Critical patent/EP4477953A1/fr
Publication of EP4477953A4 publication Critical patent/EP4477953A4/fr
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/002—Wall structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K5/00—Feeding or distributing other fuel to combustion apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
    • F23R3/04—Air inlet arrangements
    • F23R3/10—Air inlet arrangements for primary air
    • F23R3/12—Air inlet arrangements for primary air inducing a vortex
    • F23R3/14—Air inlet arrangements for primary air inducing a vortex by using swirl vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
    • F23R3/286—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply having fuel-air premixing devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Nozzles (AREA)
EP22926058.3A 2022-02-08 2022-11-18 Buse d'injection et dispositif de combustion Pending EP4477953A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022017901 2022-02-08
PCT/JP2022/042902 WO2023153042A1 (fr) 2022-02-08 2022-11-18 Buse d'injection et dispositif de combustion

Publications (2)

Publication Number Publication Date
EP4477953A1 EP4477953A1 (fr) 2024-12-18
EP4477953A4 true EP4477953A4 (fr) 2026-01-21

Family

ID=87564102

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22926058.3A Pending EP4477953A4 (fr) 2022-02-08 2022-11-18 Buse d'injection et dispositif de combustion

Country Status (5)

Country Link
US (1) US20240369225A1 (fr)
EP (1) EP4477953A4 (fr)
JP (1) JP7729413B2 (fr)
CN (1) CN118575042A (fr)
WO (1) WO2023153042A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0694218A (ja) * 1992-09-10 1994-04-05 Mitsubishi Heavy Ind Ltd 燃料噴射弁
EP0660038A2 (fr) * 1993-12-23 1995-06-28 ROLLS-ROYCE plc Dispositif d'injection de carburant
US20050257530A1 (en) * 2004-05-21 2005-11-24 Honeywell International Inc. Fuel-air mixing apparatus for reducing gas turbine combustor exhaust emissions
US20140367494A1 (en) * 2013-06-14 2014-12-18 Delavan Inc Additively manufactured nozzle tip for fuel injector
US20200378603A1 (en) * 2019-06-03 2020-12-03 Rolls-Royce Plc Fuel spray nozzle arrangement

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1421399A (en) * 1972-11-13 1976-01-14 Snecma Fuel injectors
DE3525161A1 (de) * 1985-03-05 1986-09-11 DFVLR-Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Verfahren und vorrichtung zur verschleissarmen zerstaeubung von fluessigen hochviskosen und/oder suspensiven brennstoffen fuer die verbrennung oder vergasung in brennerflammen
US5167116A (en) * 1989-07-07 1992-12-01 Fuel Systems Textron Inc. Small airblast fuel nozzle with high efficiency inner air swirler
JP3498142B2 (ja) * 2001-08-01 2004-02-16 独立行政法人航空宇宙技術研究所 壁面衝突式液体微粒化ノズル
FR2832493B1 (fr) * 2001-11-21 2004-07-09 Snecma Moteurs Systeme d'injection multi-etages d'un melange air/carburant dans une chambre de combustion de turbomachine
JP3584289B2 (ja) * 2002-01-21 2004-11-04 独立行政法人 宇宙航空研究開発機構 液体微粒化ノズル
US7878000B2 (en) * 2005-12-20 2011-02-01 General Electric Company Pilot fuel injector for mixer assembly of a high pressure gas turbine engine
JP5472863B2 (ja) 2009-06-03 2014-04-16 独立行政法人 宇宙航空研究開発機構 ステージング型燃料ノズル
US10941938B2 (en) * 2018-02-22 2021-03-09 Delavan Inc. Fuel injectors including gas fuel injection
JP6793990B1 (ja) 2020-07-14 2020-12-02 岩下エンジニアリング株式会社 ディスペンサ
US11555450B1 (en) * 2021-08-19 2023-01-17 Collins Engine Nozzles, Inc. Fuel injectors with heat exchangers

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0694218A (ja) * 1992-09-10 1994-04-05 Mitsubishi Heavy Ind Ltd 燃料噴射弁
EP0660038A2 (fr) * 1993-12-23 1995-06-28 ROLLS-ROYCE plc Dispositif d'injection de carburant
US20050257530A1 (en) * 2004-05-21 2005-11-24 Honeywell International Inc. Fuel-air mixing apparatus for reducing gas turbine combustor exhaust emissions
US20140367494A1 (en) * 2013-06-14 2014-12-18 Delavan Inc Additively manufactured nozzle tip for fuel injector
US20200378603A1 (en) * 2019-06-03 2020-12-03 Rolls-Royce Plc Fuel spray nozzle arrangement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023153042A1 *

Also Published As

Publication number Publication date
US20240369225A1 (en) 2024-11-07
JP7729413B2 (ja) 2025-08-26
EP4477953A1 (fr) 2024-12-18
WO2023153042A1 (fr) 2023-08-17
CN118575042A (zh) 2024-08-30
JPWO2023153042A1 (fr) 2023-08-17

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