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    • 5. 发明公开
    • INTERCOOLED COOLING AIR HEAT EXCHANGER ARRANGEMENT
    • 中冷空气热交换器安装
    • EP3318742A1
    • 2018-05-09
    • EP17200678.5
    • 2017-11-08
    • United Technologies Corporation
    • STAUBACH, Joseph B.SNAPE, Nathan
    • F02K3/077F02C7/18
    • F02C7/185F02C3/04F02C9/18F02K3/077F05D2220/32F05D2260/212F05D2260/213Y02T50/675
    • An intercooled cooling system (100;200;300) for a gas turbine engine (20) is provided. The intercooled cooling system includes a plurality of cooling stages (110,115;210,215;310,315) in fluid communication with an air stream utilized for cooling. A first cooling stage (110;210;310) of the plurality of cooling stages is fluidly coupled to a bleed port (145) of a compressor of the gas turbine engine to receive and cool bleed air with the air stream to produce a cool bleed air. The intercooled cooling system also includes a pump (105) fluidly coupled to the first cooling stage (110;210;310) to receive the cool bleed air and increase a pressure of the cool bleed air to produce a pressurized cool bleed air. A second cooling stage (115;215;315) of the plurality of cooling stages is fluidly coupled to the pump (105) to receive and cool the pressurized cool bleed air to produce an intercooled cooling air, which is provided to the gas turbine engine (20).
    • 提供了用于燃气涡轮发动机(20)的中间冷却系统(100; 200; 300)。 中冷冷却系统包括与用于冷却的空气流体流体连通的多个冷却级(110,115; 210,215; 310,315)。 多个冷却级中的第一冷却级(110; 210; 310)流体联接到燃气涡轮发动机的压缩机的排放端口(145),以接收和冷却排放的空气与空气流,以产生冷排放 空气。 中冷冷却系统还包括与第一冷却级(110; 210; 310)流体连接的泵(105),以接收冷的放气并增加冷放气的压力以产生加压的冷放气。 多个冷却级中的第二冷却级(115; 215; 315)流体联接至泵(105)以接收并冷却加压的冷抽气以产生中冷冷却空气,该冷空气被提供至燃气涡轮发动机 (20)。
    • 9. 发明公开
    • Multi-fan engine with an enhanced power transmission
    • 多风扇马达mit verbesserterKraftübertragung
    • EP2998558A1
    • 2016-03-23
    • EP14382350.8
    • 2014-09-17
    • Airbus Operations, S.L.
    • Bailey Noval, NicolásLlamas Sandín, Raúl
    • F02K3/06F02K3/077F02C7/36
    • F02C3/107F02C7/36F02K3/06F02K3/077F05D2220/32F05D2260/4031F16H1/20
    • A multi-fan engine comprising a gas turbine engine (11), a casing (17) and a plurality of fans (15) encased by geared rings (31) and connected mechanically to adjacent fans so that the power generated by the gas turbine engine (11) is transmitted through a shaft (13) to one of the fans which distributes the power to its adjacent fans through the geared connection. An alternative embodiment includes intermediate gears (33) connecting adjacent fans which can be retracted by the action of linear actuators (34) disengaging thereby the mechanical connection between fans (15). The invention also refers to an aircraft provided with fuselage-mounted multi-fan engines (10) arranged so that the boundary layer airflow is captured by the fans.
    • 一种多风扇发动机,包括燃气涡轮发动机(11),壳体(17)和由齿轮环(31)包围的多个风扇(15),并且机械地连接到相邻的风扇,使得由燃气涡轮发动机 (11)通过轴(13)传递到通过齿轮连接将动力分配到其相邻风扇的风扇之一。 替代实施例包括连接相邻风扇的中间齿轮(33),其可以通过线性致动器(34)的作用而缩回,从而使风扇(15)之间的机械连接脱离。 本发明还涉及一种设置有机身安装的多风扇发动机(10)的飞行器,其布置成使得边界层气流被风扇捕获。