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    • 3. 发明授权
    • Method for the operation of a gas turbo group
    • 燃气轮组的运行方法
    • US07584616B2
    • 2009-09-08
    • US11812792
    • 2007-06-21
    • Andreas BrautschMartin Zajadatz
    • Andreas BrautschMartin Zajadatz
    • F02C9/26
    • F02C7/228F02C6/003
    • A method for operating a gas turbine set comprises the compression of an air mass flow in a compressor, feeding the compressed air mass flow into a first combustion chamber, burning the first mass fuel flow in the first combustion chamber in the compressed mass air flow, expanding the resulting hot gas in the first turbine, feeding the partially expanded hot gas into a second combustion chamber, and burning a second mass fuel flow in the second combustion chamber in the partially expanded hot gas. The method furthermore comprises supplying to the gas turbine set the first mass fuel flow and the second mass fuel flow preferably in a common supply line with a fuel supply pressure, and stipulating division of the total mass flow into a first and second mass fuel flow according to a normal operation concept. When the boundary value of the fuel supply pressure for example in the preferably common supply line is not reached, there is a deviation from the division according to the normal operating concept. Relative to the normal operation concept the first mass fuel flow is reduced by the difference mass flow and the second mass fuel flow is increased at least by the difference mass flow.
    • 用于操作燃气轮机组的方法包括压缩压缩机中的空气质量流的压缩,将压缩空气质量流输送到第一燃烧室中,在压缩的质量空气流中燃烧第一燃烧室中的第一质量燃料流, 在第一涡轮机中膨胀所产生的热气体,将部分膨胀的热气体进入第二燃烧室,并且在部分膨胀的热气体中燃烧第二燃烧室中的第二质量燃料流。 该方法还包括向燃气轮机组提供燃料供应压力优选在共同供应管线中的第一质量燃料流和第二质量燃料流,并且规定总质量流量分成第一和第二质量燃料流量,根据 正常运作的概念。 当没有达到例如优选共同供应管线中的燃料供应压力的边界值时,根据正常操作概念存在与分配的偏差。 相对于正常操作概念,第一质量流量通过质量差异量减少,并且第二质量燃料流量至少通过差异质量流量增加。
    • 6. 发明申请
    • Method of operating a thermal power plant, preferably a gas turbine power plant
    • 操作热电厂,优选燃气轮机发电厂的方法
    • US20070062200A1
    • 2007-03-22
    • US11529626
    • 2006-09-29
    • Andreas BrautschPatrick QuelozBernd SocherFloris Van Straaten
    • Andreas BrautschPatrick QuelozBernd SocherFloris Van Straaten
    • F02C1/00
    • F02C3/22F02C7/22F02C9/46F05D2270/09F05D2270/303
    • A method of operating a thermal power plant, such as a gas turbine power plant, in which a rotary unit, such as at least one gas turbine stage, is driven by burning gaseous fuel inside a combustion chamber, with hot gases being formed, the rotary energy of which rotary unit is converted into another form of energy, such as into electrical energy. A load set point (L) of the thermal power plant is set by regulating the quantity of gaseous fuel fed to the combustion process. The thermal power plant is operated at a load set point (L), provided the gaseous fuel is fed to the combustion process through a gas line at a gas pressure pgas, with pgas>paction limit(L), where paction limit(L) represents a pressure value which depends at least on the load set point (L) of the thermal power plant.
    • 一种操作诸如燃气轮机发电厂的火力发电厂的方法,其中诸如至少一个燃气轮机级的旋转单元通过在燃烧室内燃烧气体燃料而被驱动,形成热气体, 旋转单元转换成另一形式的能量,例如电能的旋转能量。 通过调节供给到燃烧过程的气体燃料的量来设定火力发电厂的负荷设定点(L)。 如果气体燃料通过气体压力p气体气体管线供给到燃烧过程,则火力发电厂在负载设定点(L)下运行, 公式描述=“在线公式”end =“lead”?> p 气体> p <动作限制(L),<?in-line-formula description =“ 在线公式“end =”tail“?>其中p <动作极限(L)表示至少依赖于火力发电厂的负载设定点(L)的压力值。
    • 9. 发明授权
    • Hybrid burner lance
    • 混合燃烧器喷枪
    • US07963764B2
    • 2011-06-21
    • US11678182
    • 2007-02-23
    • Andreas BrautschHanspeter HardeggerDaniel BurriBettina Paikert
    • Andreas BrautschHanspeter HardeggerDaniel BurriBettina Paikert
    • F23C5/00F23M3/02
    • F23D17/002F23D11/108F23R3/36
    • A lance for a hybrid burner of a combustor of a gas turbine, includes an inner passage for a liquid fuel, an outer passage coaxially enclosing the inner passage for a gaseous fuel, a plurality of star like arranged outer nozzles branching off radially from the outer passage, a plurality of inner nozzles, which branch off radially from the inner passage and which each extend coaxially inside one of the outer nozzles, and a distributor section, which is arranged upstream of the outer nozzles in the outer passage and has a plurality of star like arranged, coaxially extending through-openings for the gaseous fuel. In order to reduce the flow resistance in the gas path of the lance, the through-openings each have an opening width which is larger in the circumferential direction than in the radial direction.
    • 一种用于燃气轮机燃烧器的混合燃烧器的喷枪,包括用于液体燃料的内部通道,同轴地包围用于气体燃料的内部通道的外部通道,多个星形布置的外部喷嘴,从外部径向分支 多个内部喷嘴,其从所述内部通道径向分支并且在所述外部喷嘴之一内同轴地延伸;以及分配器部分,其布置在所述外部通道中的外部喷嘴的上游,并且具有多个 星形排列,同轴延伸用于气态燃料的通孔。 为了减小喷枪的气体路径中的流动阻力,通孔各自具有在圆周方向上比径向方向更大的开口宽度。
    • 10. 发明申请
    • Gas Turbine Installation with Flue Gas Recirculation
    • 燃气轮机安装与烟气再循环
    • US20100115960A1
    • 2010-05-13
    • US12645302
    • 2009-12-22
    • Andreas BrautschDieter WinklerRichard Carroni
    • Andreas BrautschDieter WinklerRichard Carroni
    • F02C7/00
    • F23C9/00F02C3/30F02C3/34F02C7/143F05D2270/08F23C6/042F23C2202/20F23C2900/9901F23J15/06Y02E20/18Y02E20/363
    • A method and installation are disclosed which can, for example, provide for reliable, low-Nox-emission operation of a gas turbine installation with hydrogen-rich fuel gas. An exemplary gas turbine installation includes an arrangement for flue gas recirculation into a compressor inlet and for fuel gas dilution. Oxygen content in combustion air can be reduced by recirculation of recooled flue gas, and the fuel gas can be diluted with compressed flue gas. The oxygen reduction in the combustion air can lead to minimum residual oxygen in the flue gas which can be used for fuel gas dilution. As a result of the flue gas recirculation, water content in the combustion air can be increased by feedback of the water which results as a combustion product. The oxygen reduction, increased water content, and fuel dilution can reduce the flame velocity of hydrogen-rich fuel gases and enable a robust, reliable and low-emission combustion.
    • 公开了一种方法和装置,其可以例如提供具有富氢燃料气体的燃气轮机装置的可靠的低NOx排放操作。 示例性的燃气轮机装置包括用于烟道气再循环到压缩机入口和用于燃料气体稀释的装置。 燃烧空气中的氧含量可以通过再冷却的烟道气的再循环来减少,燃料气体可以用压缩的烟道气稀释。 燃烧空气中的氧气还原可导致烟道气中的最小残留氧气,可用于燃料气体稀释。 作为烟道气再循环的结果,可以通过作为燃烧产物的水的反馈来增加燃烧空气中的含水量。 减少氧气,增加含水量和燃料稀释可以降低富氢燃料气体的火焰速度,并实现坚固,可靠和低排放的燃烧。