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    • 4. 发明申请
    • Pulsed Detonation Engine With Divergent Inflow Transition Section
    • 脉冲引爆发动机不同流入过渡段
    • US20020078679A1
    • 2002-06-27
    • US10008799
    • 2001-11-13
    • McDonnell Douglas Corporation
    • Thomas A. KaemmingPaul G. WillhiteRichard S. DyerMichael A. Guntorius
    • F02K007/02
    • F02K7/02F02K7/06F02K7/12F02K7/20F05D2250/324
    • A pulsed detonation engine having an initiator tube fueled with an enhanced fuel mixture is configured in fluid communication with a detonation chamber via a divergent inflow transition section. The divergent inflow transition section has a diverging contoured shape having a rate of divergence continuously dependent upon the diameter of the tube, the critical diameter of the enhanced fuel mixture within the tube and the cross-sectional area of the detonation chamber. The inflow transition section, which may have a stair-step configuration, includes a plurality of fuel and/or air ports to permit the fuel and air to be injected through the transition section and into the detonation chamber. The pulsed detonation engine may optionally include a volume of ejector/bypass air surrounding the detonation chamber, which captures the detonation engine exhaust and mixes the exhaust with the ejector air, and a back pressure device for feeding dynamic pressure ejector air to the interior of the detonation chamber near its outlet end.
    • 具有用增强的燃料混合物燃料的起动器管的脉冲式爆震发动机构造成通过发散流入过渡段与爆轰室流体连通。 发散流入过渡段具有发散的轮廓形状,其发散速率连续取决于管的直径,管内的增强的燃料混合物的临界直径和爆炸室的横截面积。 可以具有阶梯构造的流入过渡部分包括多个燃料和/或空气端口,以允许燃料和空气通过过渡段注入并进入引爆室。 脉冲爆震发动机可以可选地包括围绕引爆室的一定体积的喷射器/旁路空气,其捕获引爆发动机排气并将排气与喷射器空气混合,以及用于将动态压力喷射器空气供给到内部的背压装置 爆炸室靠近其出口端。
    • 7. 发明申请
    • AIRFLOW MODULATION FOR DUAL MODE COMBINED CYCLE PROPULSION SYSTEMS
    • 双模式组合循环推进系统的气流调制
    • US20110036067A1
    • 2011-02-17
    • US12539451
    • 2009-08-11
    • George D. RuppTrajaen J. Troia
    • George D. RuppTrajaen J. Troia
    • F02K3/02
    • F01D17/12F01D5/02F01D9/04F02C7/042F02K3/02F02K7/075F02K7/16F02K7/20F05D2220/10F05D2300/502Y02T50/672
    • The present invention relates to a mechanical system and method that modulates airflow in an aircraft inlet diffuser that is used in conjunction with an aircraft engine that integrates both a center turbine engine and a high Mach engine such as a constant volume combustor (CVC) arrangement or ramjet arrangement with intakes formed co-centrically about the turbine. The modulation system uses two articulating components, a movable air flow duct and an articulating cone. The air flow duct, in a first position, is in exclusive air flow communication with the circular intake face of the turbine in a first position to receive air from the intake diffuser. In this configuration the expandable cone is in a retracted position and does not redirect airflow and allows the aircraft to operates in low speed mode as only the turbo jet receives airflow. In a transition speed mode, the air flow duct is retracted to allow air flow to both the turbo jet and the CVC. At its widest expanse, the articulating cone completely covers the turbo jet circular intake face directing air solely to the high Mach aircraft engine to allow the aircraft to operate in high speed mode.
    • 本发明涉及一种机械系统和方法,其调节与整合中等涡轮发动机和诸如恒定体积燃烧室(CVC)排列的高马赫发动机的飞机发动机结合使用的飞行器入口扩散器中的气流,或 冲压喷气式排气装置,与涡轮机共同形成进气口。 调制系统使用两个铰接部件,一个可移动的空气流动管道和一个铰接锥体。 处于第一位置的空气流动管道处于与来自涡轮机的圆形进气面的第一位置专用气流连通,以从进气扩散器接收空气。 在该配置中,可膨胀锥体处于缩回位置,并且不会使气流重定向,并允许飞行器以低速模式操作,因为只有涡轮喷气机接收气流。 在过渡速度模式中,空气流动管道缩回以允许空气流动到涡轮喷气机和CVC。 铰链锥体完全覆盖涡轮喷气圆形进气面,将空气仅引导到高马赫飞机发动机,以使飞机能够以高速运行。
    • 8. 发明申请
    • PROPULSION MODULE
    • 推进模块
    • US20030029162A1
    • 2003-02-13
    • US09759933
    • 2001-01-12
    • Von David Baker
    • F02K007/02
    • B64D27/20B64D33/02B64G1/002B64G1/401F02C7/042F02K7/04F02K7/06F02K7/20F02K9/74F02K9/78Y10T137/0536
    • A propulsion module including a wave rotor detonation engine having a rotor with a plurality of fluid flow channels. The fluid flow channels extend between an inlet rotor plate, which has a pair of fixed inlet ports, and an outlet rotor plate, which has a pair of fixed outlet ports. The propulsion module includes a pair of inlet ducts have a stowed mode and a deployed mode. The pair of inlet ducts include a fluid flow passageway adapted to convey air to the pair of inlet ports. A fueling system is positioned prior to the inlet ports to deliver fuel into the air introduced through the pair of inlet ducts and into the pair of inlet ports. A pair of ignition chambers are disposed adjacent to the inlet rotor plate.
    • 一种推进模块,其包括具有多个流体流动通道的转子的波浪转子爆震发动机。 流体流动通道在具有一对固定入口的入口转子板和具有一对固定出口的出口转子板之间延伸。 推进模块包括一对具有收起模式和展开模式的入口管道。 一对入口管道包括适于将空气输送到一对入口端口的流体流动通道。 加油系统位于入口之前,以将燃料输送到通过一对入口管引入的空气中,并进入一对入口。 一对点火室与入口转子板相邻设置。
    • 9. 发明申请
    • Pulsed Detonation Engine With Backpressure
    • 带背压的脉冲引爆发动机
    • US20020059793A1
    • 2002-05-23
    • US10008103
    • 2001-11-13
    • Thomas A. KaemmingPaul G. WillhiteRichard S. DyerMichael A. Guntorius
    • F02K007/02
    • F02K7/02F02K7/06F02K7/12F02K7/20F05D2250/324
    • A pulsed detonation engine having an initiator tube fueled with an enhanced fuel mixture is configured in fluid communication with a detonation chamber via a divergent inflow transition section. The divergent inflow transition section has a diverging contoured shape having a rate of divergence continuously dependent upon the diameter of the tube, the critical diameter of the enhanced fuel mixture within the tube and the cross-sectional area of the detonation chamber. The inflow transition section, which may have a stair-step configuration, includes a plurality of fuel and/or air ports to permit the fuel and air to be injected through the transition section and into the detonation chamber. The pulsed detonation engine may optionally include a volume of ejector/bypass air surrounding the detonation chamber, which captures the detonation engine exhaust and mixes the exhaust with the ejector air, and a back pressure device for feeding dynamic pressure ejector air to the interior of the detonation chamber near its outlet end.
    • 具有用增强的燃料混合物燃料的起动器管的脉冲式爆震发动机构造成通过发散流入过渡段与爆轰室流体连通。 发散流入过渡段具有发散的轮廓形状,其发散速率连续取决于管的直径,管内的增强的燃料混合物的临界直径和爆炸室的横截面积。 可以具有阶梯构造的流入过渡部分包括多个燃料和/或空气端口,以允许燃料和空气通过过渡段注入并进入引爆室。 脉冲爆震发动机可以可选地包括围绕引爆室的一定体积的喷射器/旁路空气,其捕获引爆发动机排气并将排气与喷射器空气混合,以及用于将动态压力喷射器空气供给到内部的背压装置 爆炸室靠近其出口端。