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1. 发明申请

US20130186094A1 Axial Flow Fuel Nozzle with a Stepped Center Body 有权
标题翻译：具有阶梯式中心体的轴流式燃油喷嘴
公开(公告)号：US20130186094A1
公开(公告)日：2013-07-25
申请号：US13354897
申请日：2012-01-20
申请人： Nishant Govindbhai Parsania , Geoffrey D. Myers , Gregory Allen Boardman
发明人： Nishant Govindbhai Parsania , Geoffrey D. Myers , Gregory Allen Boardman
IPC分类号： F23R3/14
CPC分类号： F23R3/286 , F23D11/16 , F23L7/002 , F23R3/14
摘要： An axial flow fuel nozzle for a gas turbine includes a plurality of annular passages for delivering materials for combustion. An annular air passage receives compressor discharge air, and a plurality of swirler vane slots are positioned adjacent an axial end of the annular air passage. A first next annular passage is disposed radially inward of the annular air passage and includes first openings positioned adjacent an axial end of the first annular passage and downstream of the swirler vane slots. A second next annular passage is disposed radially inward of the first annular passage and includes second openings positioned adjacent an axial end of the second annular passage and downstream of the first openings.
摘要翻译：用于燃气轮机的轴流式燃料喷嘴包括用于输送用于燃烧的材料的多个环形通道。环形空气通道接收压缩机排放空气，并且多个旋流器叶片槽邻近环形空气通道的轴向端定位。第一个下一个环形通道设置在环形空气通道的径向内侧，并且包括邻近第一环形通道的轴向端部并且位于旋流器叶片槽的下游的第一开口。第二个下一个环形通道设置在第一环形通道的径向内侧，并且包括邻近第二环形通道的轴向端部和第一开口下游定位的第二开口。

2. 发明授权

US09217570B2 Axial flow fuel nozzle with a stepped center body 有权
标题翻译：具有阶梯式中心体的轴流燃油喷嘴
公开(公告)号：US09217570B2
公开(公告)日：2015-12-22
申请号：US13354897
申请日：2012-01-20
申请人： Nishant Govindbhai Parsania , Geoffrey D. Myers , Gregory Allen Boardman
发明人： Nishant Govindbhai Parsania , Geoffrey D. Myers , Gregory Allen Boardman
IPC分类号： F02C3/30 , F23R3/14 , F23R3/28 , F23L7/00 , F23D11/16
CPC分类号： F23R3/286 , F23D11/16 , F23L7/002 , F23R3/14
摘要： An axial flow fuel nozzle for a gas turbine includes a plurality of annular passages for delivering materials for combustion. An annular air passage receives compressor discharge air, and a plurality of swirler vane slots are positioned adjacent an axial end of the annular air passage. A first next annular passage is disposed radially inward of the annular air passage and includes first openings positioned adjacent an axial end of the first annular passage and downstream of the swirler vane slots. A second next annular passage is disposed radially inward of the first annular passage and includes second openings positioned adjacent an axial end of the second annular passage and downstream of the first openings.
摘要翻译：用于燃气轮机的轴流式燃料喷嘴包括用于输送用于燃烧的材料的多个环形通道。环形空气通道接收压缩机排放空气，并且多个旋流器叶片槽邻近环形空气通道的轴向端定位。第一个下一个环形通道设置在环形空气通道的径向内侧，并且包括邻近第一环形通道的轴向端部并且位于旋流器叶片槽的下游的第一开口。第二个下一个环形通道设置在第一环形通道的径向内侧，并且包括邻近第二环形通道的轴向端部和第一开口下游定位的第二开口。

3. 发明申请

US20110265482A1 POCKETED AIR AND FUEL MIXING TUBE 失效
标题翻译：专用空气和燃料混合管
公开(公告)号：US20110265482A1
公开(公告)日：2011-11-03
申请号：US12768758
申请日：2010-04-28
申请人： Nishant Govindbhai Parsania , Gregory Allen Boardman
发明人： Nishant Govindbhai Parsania , Gregory Allen Boardman
IPC分类号： F02C7/22 , F02B43/00
CPC分类号： F23R3/286
摘要： An improved mixing tube design and fuel nozzle that allows for a more uniform and thorough mixing of fuel and air being fed to the combustor of a gas turbine engine, wherein each of a plurality of mixing tubes comprises a pair of concentric hollow cylinders that define a ring-like, annular path for the flow of fuel between the two hollow cylinders in each mixing tube, a plurality of air injection slots formed in the concentric hollow cylinders defining corresponding air flow paths from the outside into the interior of each mixing tube, and one or more fuel injection ports formed in selected ones of the plurality of air injection slots that allow for the flow of fuel from the annular path formed by the hollow cylinders into the air flow path, resulting in significantly better mixing and improved thermodynamic behavior of the fuel and air mixture downstream of the nozzle and upstream of the combustor.
摘要翻译：一种改进的混合管设计和燃料喷嘴，其允许将燃料和空气进一步均匀且充分地混合到燃气涡轮发动机的燃烧器中，其中多个混合管中的每一个包括一对同心的中空圆筒，在每个混合管中的两个中空圆柱体之间的用于燃料流动的环形环形路径，形成在同心中空圆柱体中的多个空气注入槽限定从外部到每个混合管的内部的相应空气流动路径，以及一个或多个燃料喷射口形成在多个空气喷射槽中的选定的空气喷射槽中，允许燃料从由中空圆筒形成的环形路径流入空气流动路径，导致显着更好的混合和改进的热力学行为燃料和空气混合物在喷嘴下游和燃烧器的上游。

4. 发明申请

US20110016866A1 APPARATUS FOR FUEL INJECTION IN A TURBINE ENGINE 审中-公开
标题翻译：燃油喷射装置在涡轮发动机中的应用
公开(公告)号：US20110016866A1
公开(公告)日：2011-01-27
申请号：US12507298
申请日：2009-07-22
申请人： Gregory Allen Boardman , Ronald Chila , Nishant Govindbhai Parsania , Hasan Karim
发明人： Gregory Allen Boardman , Ronald Chila , Nishant Govindbhai Parsania , Hasan Karim
IPC分类号： F02C7/12 , F02C7/22
CPC分类号： F23R3/36 , F23R3/28
摘要： In one embodiment, a system includes a fuel injector including a liquid fuel passage extending to a first port in a tip portion. The fuel injector also includes a selectable flow passage extending to a second port in the tip portion. The selectable flow passage surrounds the liquid fuel passage to the tip portion, the selectable flow passage is configured to selectively receive a gas fuel flow and an air flow, and the selectable flow passage has a flow temperature configured to cool a liquid fuel flowing through the liquid fuel passage to reduce coking.
摘要翻译：在一个实施例中，系统包括燃料喷射器，其包括延伸到尖端部分中的第一端口的液体燃料通道。燃料喷射器还包括延伸到尖端部分中的第二端口的可选择的流动通道。可选择的流动通道围绕到顶部的液体燃料通道，可选择的流动通道构造成选择性地接收气体燃料流和空气流，并且可选择的流动通道具有被配置为冷却流过液体燃料通道减少焦化。

5. 发明授权

US08590311B2 Pocketed air and fuel mixing tube 失效
标题翻译：袋装空气和燃料混合管
公开(公告)号：US08590311B2
公开(公告)日：2013-11-26
申请号：US12768758
申请日：2010-04-28
申请人： Nishant Govindbhai Parsania , Gregory Allen Boardman
发明人： Nishant Govindbhai Parsania , Gregory Allen Boardman
IPC分类号： F02G3/00 , F02C1/00
CPC分类号： F23R3/286
摘要： An improved mixing tube design and fuel nozzle that allows for a more uniform and thorough mixing of fuel and air being fed to the combustor of a gas turbine engine, wherein each of a plurality of mixing tubes comprises a pair of concentric hollow cylinders that define a ring-like, annular path for the flow of fuel between the two hollow cylinders in each mixing tube, a plurality of air injection slots formed in the concentric hollow cylinders defining corresponding air flow paths from the outside into the interior of each mixing tube, and one or more fuel injection ports formed in selected ones of the plurality of air injection slots that allow for the flow of fuel from the annular path formed by the hollow cylinders into the air flow path, resulting in significantly better mixing and improved thermodynamic behavior of the fuel and air mixture downstream of the nozzle and upstream of the combustor.
摘要翻译：一种改进的混合管设计和燃料喷嘴，其允许将燃料和空气进一步均匀且充分地混合到燃气涡轮发动机的燃烧器中，其中多个混合管中的每一个包括一对同心的中空圆筒，在每个混合管中的两个中空圆柱体之间的用于燃料流动的环形环形路径，形成在同心中空圆柱体中的多个空气注入槽限定从外部到每个混合管的内部的相应空气流动路径，以及一个或多个燃料喷射口形成在多个空气喷射槽中的选定的空气喷射槽中，允许燃料从由中空圆筒形成的环形路径流入空气流动路径，导致显着更好的混合和改进的热力学行为燃料和空气混合物在喷嘴下游和燃烧器的上游。

6. 发明申请

US20110113783A1 PREMIXING APPARATUS FOR FUEL INJECTION IN A TURBINE ENGINE 有权
标题翻译：涡轮发动机燃油喷射优先装置
公开(公告)号：US20110113783A1
公开(公告)日：2011-05-19
申请号：US12618636
申请日：2009-11-13
申请人： Gregory Allen Boardman , David Martin Johnson , Ronald James Chila , Nishant Govindbhai Parsania , Hasan Karim , Joseph Citeno
发明人： Gregory Allen Boardman , David Martin Johnson , Ronald James Chila , Nishant Govindbhai Parsania , Hasan Karim , Joseph Citeno
IPC分类号： F02C7/00 , F02C7/22
CPC分类号： F23R3/40 , F23C13/06 , F23R3/286
摘要： In one embodiment, a system includes a fuel nozzle that includes a fuel injector that includes a fuel port and a premixer tube. The premixer tube includes a wall disposed about a central passage, multiple air ports extending through the wall into the central passage, and a catalytic region. The catalytic region includes a catalyst, disposed inside the wall along the central passage, configured to increase a reaction of fuel and air.
摘要翻译：在一个实施例中，系统包括燃料喷嘴，其包括燃料喷射器，燃料喷射器包括燃料口和预混合管。预混合管包括围绕中心通道设置的壁，多个空气端口延伸穿过壁进入中心通道，以及催化区域。催化区域包括沿着中心通道设置在壁内的催化剂，构造成增加燃料和空气的反应。

7. 发明授权

US08418469B2 Fuel nozzle assembly for gas turbine system 有权
标题翻译：燃气轮机系统燃油喷嘴总成
公开(公告)号：US08418469B2
公开(公告)日：2013-04-16
申请号：US12890903
申请日：2010-09-27
申请人： Geoffrey David Myers , Nishant Govindbhai Parsania , Gregory Allen Boardman
发明人： Geoffrey David Myers , Nishant Govindbhai Parsania , Gregory Allen Boardman
IPC分类号： F02C1/00
CPC分类号： F23R3/14 , F23D11/402 , F23D14/64 , F23D2900/00008 , F23D2900/14701 , F23R3/286 , F23R3/343 , F23R3/36
摘要： A fuel nozzle assembly is disclosed. The fuel nozzle assembly comprises an outer burner tube and an inner burner tube defining a pre-mixing annulus therebetween. The fuel nozzle assembly further comprises a swirler assembly, the swirler assembly comprising a plurality of swirler vanes disposed in an annular array about the inner burner tube and configured to interact with primary air upstream of the pre-mixing annulus. The fuel nozzle assembly further comprises an air injection feature configured to flow secondary air into the pre-mixing annulus downstream of the swirler assembly such that the secondary air flows in a generally linear path longitudinally with respect to the pre-mixing annulus and adjacent at least one of the outer burner tube and the inner burner tube.
摘要翻译：公开了一种燃料喷嘴组件。燃料喷嘴组件包括外部燃烧器管和在其间限定预混合环的内部燃烧器管。所述燃料喷嘴组件还包括旋流器组件，所述旋流器组件包括围绕所述内部燃烧器管设置成环形阵列并被配置为与所述预混合环空上游的一次空气相互作用的多个旋流器叶片。燃料喷嘴组件还包括空气喷射特征，该空气喷射特征构造成将二次空气流入旋流器组件下游的预混合环空，使得二次空气相对于预混气环纵向流动，并且至少相邻外部燃烧器管和内部燃烧器管之一。

8. 发明授权

US08683804B2 Premixing apparatus for fuel injection in a turbine engine 有权
标题翻译：用于在涡轮发动机中燃料喷射的预混合装置
公开(公告)号：US08683804B2
公开(公告)日：2014-04-01
申请号：US12618636
申请日：2009-11-13
申请人： Gregory Allen Boardman , David Martin Johnson , Ronald James Chila , Nishant Govindbhai Parsania , Hasan Karim , Joseph Citeno
发明人： Gregory Allen Boardman , David Martin Johnson , Ronald James Chila , Nishant Govindbhai Parsania , Hasan Karim , Joseph Citeno
IPC分类号： F02C1/00 , F02G3/00
CPC分类号： F23R3/40 , F23C13/06 , F23R3/286
摘要： In one embodiment, a system includes a fuel nozzle that includes a fuel injector that includes a fuel port and a premixer tube. The premixer tube includes a wall disposed about a central passage, multiple air ports extending through the wall into the central passage, and a catalytic region. The catalytic region includes a catalyst, disposed inside the wall along the central passage, configured to increase a reaction of fuel and air.
摘要翻译：在一个实施例中，系统包括燃料喷嘴，其包括燃料喷射器，燃料喷射器包括燃料口和预混合管。预混合管包括围绕中心通道设置的壁，多个空气端口延伸穿过壁进入中心通道，以及催化区域。催化区域包括沿着中心通道设置在壁内的催化剂，构造成增加燃料和空气的反应。

9. 发明申请

US20130047619A1 INJECTION NOZZLE ASSEMBLY FOR A GAS TURBOMACHINE 审中-公开
标题翻译：喷气喷头组件用于气体涡轮机
公开(公告)号：US20130047619A1
公开(公告)日：2013-02-28
申请号：US13221027
申请日：2011-08-30
申请人： Gregory Allen Boardman , Kwanwoo Kim , Nishant Govindbhai Parsania
发明人： Gregory Allen Boardman , Kwanwoo Kim , Nishant Govindbhai Parsania
IPC分类号： F23R3/28 , F02D1/00
CPC分类号： F23D14/64 , F23R3/12
摘要： An injection nozzle assembly includes a nozzle body having an outer surface and an inner surface that defines a flow passage, and a center body arranged within the nozzle body and extending along the flow passage. The center body includes a first end that extends to a tip portion through an intermediate portion that defines a fluid passage. The intermediate portion includes a first outer dimension and the tip portion includes a second outer dimension that is distinct from the first outer dimension. The center body includes a plurality of grooves that extend axially along the tip portion.
摘要翻译：喷嘴组件包括具有外表面和限定流动通道的内表面的喷嘴体，以及布置在喷嘴体内并沿着流动通道延伸的中心体。中心体包括通过限定流体通道的中间部分延伸到尖端部分的第一端。中间部分包括第一外部尺寸，并且尖端部分包括与第一外部尺寸不同的第二外部尺寸。中心体包括沿尖端部分轴向延伸的多个凹槽。

10. 发明申请

US20120073302A1 FUEL NOZZLE ASSEMBLY FOR GAS TURBINE SYSTEM 有权
标题翻译：燃油喷射装置用于气体涡轮机系统
公开(公告)号：US20120073302A1
公开(公告)日：2012-03-29
申请号：US12890903
申请日：2010-09-27
申请人： Geoffrey David Myers , Nishant Govindbhai Parsania , Gregory Allen Boardman
发明人： Geoffrey David Myers , Nishant Govindbhai Parsania , Gregory Allen Boardman
IPC分类号： F02C7/22 , B05B7/10
CPC分类号： F23R3/14 , F23D11/402 , F23D14/64 , F23D2900/00008 , F23D2900/14701 , F23R3/286 , F23R3/343 , F23R3/36
摘要： A fuel nozzle assembly is disclosed. The fuel nozzle assembly comprises an outer burner tube and an inner burner tube defining a pre-mixing annulus therebetween. The fuel nozzle assembly further comprises a swirler assembly, the swirler assembly comprising a plurality of swirler vanes disposed in an annular array about the inner burner tube and configured to interact with primary air upstream of the pre-mixing annulus. The fuel nozzle assembly further comprises an air injection feature configured to flow secondary air into the pre-mixing annulus downstream of the swirler assembly such that the secondary air flows in a generally linear path longitudinally with respect to the pre-mixing annulus and adjacent at least one of the outer burner tube and the inner burner tube.
摘要翻译：公开了一种燃料喷嘴组件。燃料喷嘴组件包括外部燃烧器管和在其间限定预混合环的内部燃烧器管。所述燃料喷嘴组件还包括旋流器组件，所述旋流器组件包括围绕所述内部燃烧器管设置成环形阵列并被配置为与所述预混合环空上游的一次空气相互作用的多个旋流器叶片。燃料喷嘴组件还包括空气喷射特征，该空气喷射特征构造成将二次空气流入旋流器组件下游的预混合环空，使得二次空气相对于预混气环纵向流动，并且至少相邻外部燃烧器管和内部燃烧器管之一。

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