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    • 4. 发明授权
    • Combustor of gas turbine with concentric swirler vanes
    • 燃气轮机与同心旋流叶片的燃烧器
    • US07669421B2
    • 2010-03-02
    • US11334744
    • 2006-01-19
    • Keijiro SaitohMasataka OhtaSatoshi TanimuraShigemi Mandai
    • Keijiro SaitohMasataka OhtaSatoshi TanimuraShigemi Mandai
    • F02C3/00
    • F23R3/14F23C2900/07001Y02E20/344Y02T50/675
    • A gas turbine combustor having an inner tube and a transition pipe connected together is provided. The combustor includes an internal swirler and an external swirler. The internal swirler is composed of a cylindrical inward swirler ring disposed concentrically with respect to a central axis of the inner tube, and a plurality of inward swirler vanes provided on an outer peripheral surface of the inward swirler ring. The external swirler is composed of a cylindrical outward swirler ring disposed on an outer peripheral side of the inward swirler vanes and concentrically with respect to the inward swirler ring, and a plurality of outward swirler vanes provided on an outer peripheral surface of the outward swirler ring. The internal swirler and the external swirler are disposed within the inner tube.
    • 提供了具有连接在一起的内管和过渡管的燃气轮机燃烧器。 燃烧器包括内部旋流器和外部旋流器。 内部旋流器由相对于内管的中心轴线同心设置的圆筒形向内旋流器环以及设置在向内旋流器环的外周表面上的多个向内旋流叶片组成。 外部旋流器由设置在向内旋流叶片的外周侧并相对于向内旋流器环同心的圆柱形向外旋流器环组成,并且设置在外旋流器环的外周表面上的多个向外旋流叶片 。 内部旋流器和外部旋流器设置在内管内。
    • 7. 发明授权
    • Fuel control method and fuel control apparatus for gas turbine and gas turbine
    • 燃气轮机和燃气轮机的燃油控制方法和燃料控制装置
    • US08707671B2
    • 2014-04-29
    • US12671473
    • 2009-07-01
    • Sosuke NakamuraSatoshi TanimuraShinji AkamatsuShinsuke NakamuraTakashi SonodaAkihiko SaitoMakoto Kishi
    • Sosuke NakamuraSatoshi TanimuraShinji AkamatsuShinsuke NakamuraTakashi SonodaAkihiko SaitoMakoto Kishi
    • F02C9/32F02C9/28F23R3/34
    • F02C9/26F02C9/34F05D2270/082F23K5/005F23R3/286F23R3/36
    • A fuel control method for a gas turbine with a combustor being formed of at least two groups of a pluralities of main nozzles for supplying fuel, and that supplies fuel from the main nozzles of all groups upon ignition of the combustor (S1), and supplies fuel from three main nozzles of a group A during subsequent acceleration of the gas turbine (S3). Because fuel is injected from a small number of the main nozzles during acceleration, the fuel flow rate per one main nozzle is increased, thereby increasing the fuel-air ratio (fuel flow rate/air flow rate) in a combustion region and improving the combustion characteristics. Accordingly, the generation of carbon monoxide and unburned hydrocarbon is reduced, whereby no bypass valve is required and manufacturing costs are reduced. Because fuel is supplied from the main nozzles of all groups and burned in the entire area of the combustor upon ignition, it is possible to easily propagate a flame to all the other adjacent main nozzle groups, thereby improving the ignition characteristics of the whole gas turbine.
    • 一种用于具有燃烧器的燃气轮机的燃料控制方法,所述燃气轮机由至少两组用于供应燃料的主喷嘴组成,并且在燃烧器(S1)点火时从所有组的主喷嘴供应燃料,并且供应 在燃气轮机的后续加速期间来自组A的三个主喷嘴的燃料(S3)。 由于在加速期间从少量主喷嘴喷射燃料,所以每个主喷嘴的燃料流量增加,从而提高燃烧区域的燃料空气比(燃料流量/空气流量),提高燃烧 特点 因此,一氧化碳和未燃碳氢化合物的产生减少,由此不需要旁通阀并且降低制造成本。 因为燃料从所有组的主喷嘴供应并且在点火时在燃烧器的整个区域燃烧,所以可以容易地将火焰传播到所有其他相邻的主喷嘴组,从而提高整个燃气轮机的点火特性 。
    • 8. 发明申请
    • FUEL CONTROL METHOD AND FUEL CONTROL APPARATUS FOR GAS TURBINE AND GAS TURBINE
    • 燃油控制方法和燃油控制装置用于气体涡轮机和气体涡轮机
    • US20110016873A1
    • 2011-01-27
    • US12671473
    • 2009-07-01
    • Sosuke NakamuraSatoshi TanimuraShinji AkamatsuShinsuke NakamuraTakashi SonodaAkihiko SaitoMakoto Kishi
    • Sosuke NakamuraSatoshi TanimuraShinji AkamatsuShinsuke NakamuraTakashi SonodaAkihiko SaitoMakoto Kishi
    • F02C9/26F02C7/26
    • F02C9/26F02C9/34F05D2270/082F23K5/005F23R3/286F23R3/36
    • A fuel control method for a gas turbine with a combustor being formed of at least two groups of a pluralities of main nozzles for supplying fuel, and that supplies fuel from the main nozzles of all groups upon ignition of the combustor (S1), and supplies fuel from three main nozzles of a group A during subsequent acceleration of the gas turbine (S3). Because fuel is injected from a small number of the main nozzles during acceleration, the fuel flow rate per one main nozzle is increased, thereby increasing the fuel-air ratio (fuel flow rate/air flow rate) in a combustion region and improving the combustion characteristics. Accordingly, the generation of carbon monoxide and unburned hydrocarbon is reduced, whereby no bypass valve is required and manufacturing costs are reduced. Because fuel is supplied from the main nozzles of all groups and burned in the entire area of the combustor upon ignition, it is possible to easily propagate a flame to all the other adjacent main nozzle groups, thereby improving the ignition characteristics of the whole gas turbine.
    • 一种用于具有燃烧器的燃气轮机的燃料控制方法,所述燃气轮机由至少两组用于供应燃料的主喷嘴组成,并且在燃烧器(S1)点燃时从所有组的主喷嘴供应燃料,并且供应 在燃气轮机的后续加速期间来自组A的三个主喷嘴的燃料(S3)。 由于在加速期间从少量主喷嘴喷射燃料,所以每个主喷嘴的燃料流量增加,从而提高燃烧区域的燃料空气比(燃料流量/空气流量),提高燃烧 特点 因此,一氧化碳和未燃碳氢化合物的产生减少,由此不需要旁通阀并且降低制造成本。 因为燃料从所有组的主喷嘴供应并且在点火时在燃烧器的整个区域燃烧,所以可以容易地将火焰传播到所有其他相邻的主喷嘴组,从而提高整个燃气轮机的点火特性 。