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    • 6. 发明授权
    • Plume enhancement nozzle for achieving flare rotation
    • 羽流增强喷嘴用于实现火炬旋转
    • US5996502A
    • 1999-12-07
    • US863399
    • 1997-05-27
    • David W. Endicott, Jr.Ross W. GuymonRalph S. Tappan, II
    • David W. Endicott, Jr.Ross W. GuymonRalph S. Tappan, II
    • F42B4/26F42B10/06F42B10/30F42B4/06
    • F42B10/30F42B10/06F42B4/26
    • An aerodynamically stable, kinematic flare having an enhanced plume signature is disclosed. The flare includes a housing with a flare illuminant disposed within the housing. A primary nozzle is configured in the aft wall of the housing. Four secondary nozzles are configured in the aft end of the side wall of the housing and are positioned aft of the center of gravity of the flare. At least two of the secondary nozzles comprise off-center nozzles having a longitudinal axis which does not extend through the longitudinal axis of the flare. A shroud is attached to the housing and deploys to an extended position upon combustion of the illuminant. The shroud is configured with holes which correspond in size and position to each of the secondary nozzles when the shroud is in its extended position. The primary and secondary nozzles are sized and positioned to spin stabilize the flare during combustion of the illuminant.
    • 公开了具有增强的羽流签名的空气动力学稳定的运动火炬。 火炬包括具有设置在壳体内的耀斑光源的壳体。 主喷嘴配置在壳体的后壁上。 四个二次喷嘴构造在壳体的侧壁的后端,并且位于火炬重心的后方。 至少两个次级喷嘴包括偏心中心喷嘴,其具有不延伸穿过火炬的纵向轴线的纵向轴线。 护罩附接到壳体并且在发光体燃烧时展开到延伸位置。 当护罩处于其延伸位置时,护罩被配置有在尺寸和位置上对应于每个次级喷嘴的孔。 主喷嘴和次喷嘴的尺寸和位置可以在发光体的燃烧期间旋转稳定火炬。