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    • 3. 发明申请
    • Cooling system for gas turbine engine having improved core system
    • 具有改进的核心系统的燃气轮机的冷却系统
    • US20080229751A1
    • 2008-09-25
    • US11657829
    • 2007-01-25
    • Robert Joseph OrlandoKattalaicheri Srinivasan VenkataramaniChing-Pang Lee
    • Robert Joseph OrlandoKattalaicheri Srinivasan VenkataramaniChing-Pang Lee
    • F02C7/08
    • F02K3/06F02C7/224F23D2214/00F23R3/28
    • A gas turbine engine having a longitudinal centerline axis therethrough, including: a fan section at a forward end of the gas turbine engine including at least a first fan blade row connected to a first drive shaft; a booster compressor positioned downstream of and in at least partial flow communication with the fan section including a plurality of stages, each stage including a stationary compressor blade row and a rotating compressor blade row connected to a drive shaft and interdigitated with the stationary compressor blade row; a core system positioned downstream of the booster compressor, the core system further comprising a combustion system for producing pulses of gas having increased pressure and temperature from a fluid flow provided to an inlet thereof so as to produce a working fluid at an outlet; a low pressure turbine positioned downstream of and in flow communication with the core system, the low pressure turbine being utilized to power the first drive shaft; and, a system for cooling the combustion system, wherein fuel is utilized as a cooling fluid prior to being supplied to the combustion system. The core system may further include an intermediate compressor positioned downstream of and in flow communication with the compressor connected to a second drive shaft; and an intermediate turbine positioned downstream of the combustion system in flow communication with the working fluid.
    • 一种燃气涡轮发动机,其具有穿过其的纵向中心线轴线,包括:在所述燃气涡轮发动机的前端处的风扇部分,至少包括连接到第一驱动轴的第一风扇叶片排; 位于与包括多个级的风扇部分的下游并且至少部分流动连通的增压压缩机,每个级包括固定压缩机叶片排和连接到驱动轴的旋转压缩机叶片排,并与固定压缩机叶片排相互指向 ; 位于增压压缩机下游的核心系统,所述核心系统还包括燃烧系统,用于从提供给其入口的流体流产生具有增加的压力和温度的气体脉冲,以便在出口处产生工作流体; 位于所述核心系统下游并与所述核心系统流动连通的低压涡轮机,所述低压涡轮机用于为所述第一驱动轴提供动力; 以及用于冷却燃烧系统的系统,其中燃料在被供应到燃烧系统之前用作冷却流体。 核心系统可以进一步包括位于与连接到第二驱动轴的压缩机下游并与其连通的中间压缩机; 以及位于与工作流体流动连通的燃烧系统下游的中间涡轮机。
    • 4. 发明授权
    • High thrust gas turbine engine with improved core system
    • 具有改进的核心系统的高推力燃气轮机
    • US07096674B2
    • 2006-08-29
    • US10941546
    • 2004-09-15
    • Robert Joseph OrlandoKattalaicheri Srinivasan VenkataramaniChing-Pang LeeThomas Ory MonizKurt David Murrow
    • Robert Joseph OrlandoKattalaicheri Srinivasan VenkataramaniChing-Pang LeeThomas Ory MonizKurt David Murrow
    • F02C6/08
    • F02C7/18F02C5/00F05D2260/20F05D2260/96F23R3/005F23R3/04F23R7/00F23R2900/03044F23R2900/03281Y02T50/676
    • A gas turbine engine having a longitudinal centerline axis therethrough, including: a fan section at a forward end of the gas turbine engine including at least a first fan blade row connected to a first drive shaft; a booster compressor positioned downstream of and in at least partial flow communication with the fan section including a plurality of stages, each stage including a stationary compressor blade row and a rotating compressor blade row connected to a drive shaft and interdigitated with the stationary compressor blade row; a core system positioned downstream of the compressor, where the core system further includes an intermediate compressor positioned downstream of and in flow communication with the booster compressor, the intermediate compressor being connected to a second drive shaft, and a combustion system for producing pulses of gas having increased pressure and temperature from a fluid flow provided to an inlet thereof so as to produce a working fluid at an outlet; and, a low pressure turbine positioned downstream of and in flow communication with the core system, the low pressure turbine being utilized to power the first drive shaft. The core system may also include an intermediate turbine positioned downstream of the combustion system in flow communication with the working fluid, where the intermediate turbine is utilized to power the second drive shaft. A first source of compressed air having a predetermined pressure is provided to the combustion system inlet and a second source of compressed air having a pressure greater than the first source of compressed air is provided to cool the combustion system.
    • 一种燃气涡轮发动机,其具有穿过其的纵向中心线轴线,包括:在所述燃气涡轮发动机的前端处的风扇部分,至少包括连接到第一驱动轴的第一风扇叶片排; 位于与包括多个级的风扇部分的下游并且至少部分流动连通的增压压缩机,每个级包括固定压缩机叶片排和连接到驱动轴的旋转压缩机叶片排,并与固定压缩机叶片排相互指向 ; 位于压缩机下游的核心系统,其中所述核心系统还包括位于所述增压压缩机下游并与所述增压压缩机流动连通的中间压缩机,所述中间压缩机连接到第二驱动轴,以及用于产生气体脉冲的燃烧系统 从提供给其入口的流体流增加压力和温度,以便在出口处产生工作流体; 以及低压涡轮机,其位于所述核心系统的下游并与所述核心系统流动连通,所述低压涡轮机用于为所述第一驱动轴提供动力。 核心系统还可以包括位于燃烧系统下游的中间涡轮机,其与工作流体流动连通,其中中间涡轮机用于为第二驱动轴提供动力。 具有预定压力的第一压缩空气源被提供给燃烧系统入口,并且提供具有大于第一压缩空气源的压力的第二压缩空气源以冷却燃烧系统。