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1. 发明专利

JP2012132671A Improved fuel atomization dual orifice fuel nozzle 有权
标题翻译：改进的燃油原型双重燃油喷嘴
公开(公告)号：JP2012132671A
公开(公告)日：2012-07-12
申请号：JP2011272888
申请日：2011-12-14
申请人： General Electric Co , ゼネラル・エレクトリック・カンパニイ
发明人： PATEL NAYAN VINODBHAI , BENJAMIN MICHAEL ANTHONY , THOMSEN DUANE DOUGLAS , MANCINI ALFRED ALBERT
IPC分类号： F23R3/34 , F02C7/232 , F23R3/14 , F23R3/28 , F23R3/32
CPC分类号： F23R3/283 , F23D11/383 , F23D11/386 , F23R3/286 , F23R3/36 , F23R2900/00004 , F23R2900/03042 , F23R2900/03044 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide a fuel nozzle having a pilot fuel injector tip including a dual orifice pilot fuel nozzle, concerning the fuel nozzle of a gas turbine.SOLUTION: A pilot fuel injector tip 57 includes concentric primary and secondary pilot fuel nozzles 58 and 59 having a circular primary exit 98 and an annular secondary exit 100 respectively, the circular primary exit is disposed axially after and downstream of the annular secondary exit. A fuel nozzle assembly 12 includes a pilot swirler flowpath section 222 having an annular inwardly tapering conical flowpath section surrounding the primary and secondary exit. An inwardly tapering conical wall section radially inwardly bounding flowpath 224 defines a conical surface.
摘要翻译：要解决的问题：提供一种燃料喷嘴，其具有关于燃气轮机的燃料喷嘴的具有双孔喷嘴燃料喷嘴的引燃燃料喷射头。解决方案：引燃燃料喷射器末端57包括分别具有圆形主出口98和环形二次出口100的同心一次和二次引燃燃料喷嘴58和59，圆形主出口轴向设置在环形次级出口。燃料喷嘴组件12包括先导旋流器流路部分222，其具有围绕主出口和次出口的环形向内渐缩的锥形流路部分。径向向内限定的流动路径224的向内锥形的锥形壁部分限定了锥形表面。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2010249504A Dual orifice pilot fuel injector 审中-公开
标题翻译：双重引燃燃油喷射器
公开(公告)号：JP2010249504A
公开(公告)日：2010-11-04
申请号：JP2010091059
申请日：2010-04-12
申请人： General Electric Co , ゼネラル・エレクトリック・カンパニイGeneral Electric Company
发明人： MANCINI ALFRED ALBERT , BENJAMIN MICHAEL ANTHONY , HSIAO GEORGE CHIA-CHUN , CHAUVETTE CLAUDE HENRY
IPC分类号： F23R3/28 , F23R3/12 , F23R3/34
CPC分类号： F23R3/343 , F23D2900/11101 , F23R3/14 , F23R3/28 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide a fuel nozzle suitable for twin annular premixed swirlers.
SOLUTION: A fuel nozzle assembly 12 includes concentric primary and secondary pilot fuel nozzles 58, 59 with circular primary and annular secondary exits 98, 100, respectively, and a main fuel nozzle 61 spaced radially outwardly of the pilot fuel nozzles 58, 59. The primary and secondary pilot fuel nozzles 58, 59 include conical primary and secondary exit holes 166, 167, respectively. The secondary pilot fuel nozzle 59 is located directly adjacent to and surrounding the primary pilot fuel nozzle 58 and surrounds the primary fuel nozzle 58. A first pilot swirler 112 is located radially outwardly of and adjacent to a dual orifice pilot fuel injector tip 57, a second pilot swirler 114 located radially outwardly of the first swirler 112, and a splitter 116 positioned between the first and second pilot swirlers 112, 114.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供适用于双环状预混旋流器的燃料喷嘴。解决方案：燃料喷嘴组件12包括分别具有圆形主和次级出口98,100的同心的初级和次级先导燃料喷嘴58,59以及分别位于引燃燃料喷嘴58的径向外侧的主燃料喷嘴61，初级和次级先导燃料喷嘴58,59分别包括锥形的初级和次级出口孔166,167。次级引燃燃料喷嘴59直接邻近并围绕主引燃燃料喷嘴58并且围绕主燃料喷嘴58.第一先导旋流器112位于双孔引燃燃料喷射器末端57的径向外侧并且邻近双孔引燃燃料喷射器尖端57，位于第一旋流器112的径向外侧的第二先导旋流器114和位于第一和第二引燃旋流器112,114之间的分流器116.（C）2011，JPO和INPIT

3. 发明专利

JP2010025109A Fuel nozzle centerbody and method of assembling the same 有权
标题翻译：燃油喷嘴中心及其组装方法
公开(公告)号：JP2010025109A
公开(公告)日：2010-02-04
申请号：JP2009167339
申请日：2009-07-16
申请人： General Electric Co , ゼネラル・エレクトリック・カンパニイGeneral Electric Company
发明人： DUNCAN BEVERLY STEPHENSON , BENJAMIN MICHAEL ANTHONY , HSIAO GEORGE CHIA-CHUN , MONGIA HUKAM CHAND
IPC分类号： F02C7/18 , F23R3/06 , F23R3/10 , F23R3/28
CPC分类号： F23R3/28 , F23R3/14 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide a fuel nozzle centerbody having a cylindrical cross-sectional area.
SOLUTION: This centerbody 102 includes an inlet 52, an outlet 54, the centerline axis 103 extending from the inlet to the outlet, and a baffle 200 substantially coaxially aligned within the centerbody. The baffle includes a plurality of circumferentially-spaced apertures 84 configured to channel an airflow radially outward to facilitate impingement cooling of this centerbody.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供具有圆柱形横截面积的燃料喷嘴中心体。解决方案：该中心体102包括入口52，出口54，从入口延伸到出口的中心线轴线103以及在中心体内大致同轴对准的挡板200。挡板包括多个周向间隔开的孔84，其被构造成将气流径向向外引导以便于该中心体的冲击冷却。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2019090405A 主燃料回路およびパイロット燃料回路を有する燃焼システムを動作させる方法审中-公开
公开(公告)号：JP2019090405A
公开(公告)日：2019-06-13
申请号：JP2018186331
申请日：2018-10-01
申请人： GENERAL ELECTRIC CO GE
发明人： STEVEN CLAYTON VISE , DUANE DOUGLAS THOMSEN , RICHARD WADE STICKLES , CLAYTON STUART COOPER , GARDNER DONALD LEE , GEORGE CHIACHUN HSIAO , BENJAMIN MICHAEL ANTHONY , SHAI BIRMAHER
IPC分类号： F02C9/34 , F02C9/50 , F23N5/00
摘要：【課題】少なくとも1つの主燃料回路と少なくとも1つのパイロット燃料回路とを規定する燃料ノズルを備える燃焼システムを動作させるシステムおよび方法を提供する。【解決手段】燃料の全体的な流れが主燃料回路(136)およびパイロット燃料回路を通る総燃料量を規定するステップと、主燃料回路(136)を通る主燃料流対パイロット回路を通るパイロット燃料流の比の複数の範囲を燃料の全体的な流れから決定するステップであって、各比の範囲が、互いに異なる燃焼基準に基づいているステップと、燃焼基準の階層に基づいて主燃料流対パイロット燃料流の比の結果的な範囲を決定するステップであって、燃焼基準の階層が燃焼基準の優先順位を提供するステップと、主燃料流対パイロット燃料流の比の結果的な範囲に基づいて、主燃料回路(136)およびパイロット燃料回路に燃料の全体的な流れを流すステップと、を含む。【選択図】図3

5. 发明专利

JP2012132672A Cooling flowpath dirt deflector in fuel nozzle 审中-公开
标题翻译：在燃油喷嘴冷却流量计DIRT偏转器
公开(公告)号：JP2012132672A
公开(公告)日：2012-07-12
申请号：JP2011272889
申请日：2011-12-14
申请人： General Electric Co , ゼネラル・エレクトリック・カンパニイ
发明人： PATEL NAYAN VINODBHAI , BENJAMIN MICHAEL ANTHONY , THOMSEN DUANE DOUGLAS , MANCINI ALFRED ALBERT
IPC分类号： F23R3/28 , F02C7/18 , F23R3/14
CPC分类号： F23R3/14 , F23D11/383 , F23D11/386 , F23R3/283 , F23R3/286 , F23R3/36 , F23R2900/00004 , F23R2900/03042 , F23R2900/03044 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide a fuel nozzle assembly that prevents clogging of cooling holes with dirt or debris in a cooling flowpath of a fuel injector disposed in a pilot housing including a center body radially surrounding a pilot mixer.SOLUTION: The fuel nozzle assembly includes: a pilot fuel injector tip substantially centered with a pilot mixer around the center axis of an annular pilot inlet; an axially aftwardly or downstream extending injector cooling flowpath disposed radially outwardly of and surrounding an air pilot swirler; an annular wall section radially disposed between the pilot swirler and the annular cooling flowpath inlet to the injector cooling flowpath; an annular chamfered leading edge of the annular wall section; and a radially inwardly facing conical chamfered surface of the chamfered leading edge. The radially inwardly facing conical chamfered surface of the chamfered leading edge deflects dirt from the cooling flowpath.
摘要翻译：要解决的问题：提供一种燃料喷嘴组件，其防止在设置在引导壳体中的燃料喷射器的冷却流路中的灰尘或碎屑堵塞，该引导壳体包括径向围绕先导混合器的中心体。解决方案：燃料喷嘴组件包括：主导燃料喷射器尖端，其基本上围绕环形先导入口的中心轴线与先导式混合器对中; 径向向外设置并围绕空气先导式旋流器的轴向向后或延伸的喷射器冷却流道; 径向设置在先导旋流器和喷射器冷却流路的环形冷却流路入口之间的环形壁部分; 环形壁部分的环形倒角前缘; 以及倒角前缘的径向向内的锥形倒角表面。倒角前缘的径向向内的锥形倒角表面使冷却流路中的污物偏转。版权所有（C）2012，JPO＆INPIT

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