发明授权
US08671691B2 Hybrid prefilming airblast, prevaporizing, lean-premixing dual-fuel nozzle for gas turbine combustor
有权
用于燃气轮机燃烧器的混合预吹风机,预蒸发,预混合双燃料喷嘴
- 专利标题: Hybrid prefilming airblast, prevaporizing, lean-premixing dual-fuel nozzle for gas turbine combustor
- 专利标题(中): 用于燃气轮机燃烧器的混合预吹风机,预蒸发,预混合双燃料喷嘴
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申请号: US12787990申请日: 2010-05-26
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公开(公告)号: US08671691B2公开(公告)日: 2014-03-18
- 发明人: Gregory Allen Boardman , Ronald James Chila , Michael John Hughes , Jason Thurman Stewart
- 申请人: Gregory Allen Boardman , Ronald James Chila , Michael John Hughes , Jason Thurman Stewart
- 申请人地址: US NY Schenectady
- 专利权人: General Electric Company
- 当前专利权人: General Electric Company
- 当前专利权人地址: US NY Schenectady
- 代理机构: Nixon & Vanderhye P.C.
- 主分类号: F02C1/00
- IPC分类号: F02C1/00 ; F02G3/00
摘要:
A dual fuel nozzle for a gas turbine combustor includes a hub defining a fuel inlet and a plurality of liquid fuel jets disposed at a downstream end of the hub. The fuel jets are oriented to eject liquid fuel radially outward from the hub. An annular air passage includes a swirler that imparts swirl to air flowing in the annular air passage, and a splitter ring is disposed in the annular air passage and surrounds the plurality of liquid fuel jets. The nozzle allows liquid fuels to be injected into a swirling annular airstream and then atomized, dispersed and vaporized inside a lean premixing dual fuel nozzle for a gas turbine combustor.
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