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Method and apparatus of asymmetric injection into subsonic flow of a high aspect ratio/complex geometry nozzle

机译:高纵横比/复杂几何形状喷嘴的亚音速流中非对称注入的方法和装置

摘要

The present invention reveals a method and apparatus for controlling the effective area and thrust vector angle of a fluid flow. In one embodiment, the fluid flow is controlled in an advanced, high aspect ratio, complex aperture geometry nozzle using asymmetric injection into the subsonic portion of the fluid flow. The present invention vectors the primary flow by partially blocking the flow with an opposed flow across the flow field. A fluidic flow field is defined in a flow container that directs a pressurized, primary fluidic flow from the container towards an exit of the container. A nozzle may cooperate with the exit of the flow container to control the fluidic flow as it exits the flow container. One or more injectors associated with the container are proximate to the effect throat of the primary flow while other are located downstream of to introduce an opposing fluidic flow that interacts with the primary fluidic flow. A controller associated with the injectors directs the injectors to provide the opposing flow as needed to achieve a desired partial blockage of the primary flow, thereby vectoring the primary flow.
机译:本发明揭示了一种用于控制流体流的有效面积和推力矢量角的方法和装置。在一个实施例中,使用非对称注入到流体流的亚音速部分中,以先进的,高长宽比,复杂的孔径几何形状的喷嘴控制流体流。本发明通过在整个流场上以相反的流动部分地阻挡流动来引导主要流动。在流动容器中限定了流体流场,该流体流场将来自容器的加压的主要流体流引向容器的出口。喷嘴可与流动容器的出口配合以在流体离开流动容器时控制其流动。与容器相关联的一个或多个喷射器靠近主流的作用喉,而另一个位于下游,以引入与主流流体相互作用的相反的流体流。与喷射器相关联的控制器引导喷射器根据需要提供相反的流量,以实现主流的期望部分阻塞,从而引导主流。

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