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    • 4. 发明申请
    • HYDRAULIC FLUID RESERVOIR WITH IMPROVED DE-AERATION
    • 液压流体储罐与改进的脱气
    • US20160061234A1
    • 2016-03-03
    • US14781995
    • 2014-04-02
    • PRICE ENGINEERING CO., INC.
    • Robert C. DollGrant Griffiths
    • F15B21/04F15D1/00
    • F15B21/044B01D19/0057F15B1/26F15D1/0005F15D1/0015
    • A hydraulic fluid reservoir for de-aerating a hydraulic fluid received therein. The hydraulic fluid reservoir is of a type including two chambers separated by an intermediate baffle with a central opening connecting the chambers. In the lower chamber, cyclonic flow may be used to separate the aerated fluid from the de-aerated or non-aerated fluid and may be assisted by an inverted velocity cone. In the upper chamber, there may be a second state nucleation device, such as a mesh screen, that assists in removing entrained gases from the fluid by providing points of for the gas to nucleate thereon or collect. Additionally, a distribution header may be located in the upper chamber that returns fluid from the upper chamber to the lower chamber via a connection of the header to the return port at an eductor.
    • 一种用于使其中接收的液压流体脱气的液压流体储存器。 液压流体储存器是包括由中间挡板隔开的两个室的类型,中间挡板连接有室。 在下腔室中,气流可用于将充气流体与脱气或非充气流体分离,并可由反向速度锥体辅助。 在上部腔室中,可以存在第二状态成核装置,例如网眼筛网,其通过提供用于气体成核或收集的点来帮助从流体中除去夹带的气体。 此外,分配头部可以位于上部腔室中,其通过在喷射器处的头部到返回端口的连接将流体从上部腔室返回到下部腔室。
    • 10. 发明申请
    • Boundary-Layer-Ingesting Inlet Flow Control System
    • 边界层入口流量控制系统
    • US20080164378A1
    • 2008-07-10
    • US11958673
    • 2007-12-18
    • Lewis R. OwensBrian G. Allan
    • Lewis R. OwensBrian G. Allan
    • B64D33/02G06G7/57F15D1/00
    • B64D33/02B64C2230/18B64D2033/0226B64D2033/0273F15D1/0005F15D1/001F15D1/12Y02T50/166Y10T137/0391Y10T137/0536Y10T137/0645
    • A system for reducing distortion at the aerodynamic interface plane of a boundary-layer-ingesting inlet using a combination of active and passive flow control devices is disclosed. Active flow control jets and vortex generating vanes are used in combination to reduce distortion across a range of inlet operating conditions. Together, the vortex generating vanes can reduce most of the inlet distortion and the active flow control jets can be used at a significantly reduced control jet mass flow rate to make sure the inlet distortion stays low as the inlet mass flow rate varies. Overall inlet distortion, measured and described as average SAE circumferential distortion descriptor, was maintained at a value of 0.02 or less. Advantageous arrangements and orientations of the active flow control jets and the vortex generating vanes were developed using computational fluid dynamics simulations and wind tunnel experimentations.
    • 公开了一种使用主动和被动流量控制装置的组合来减少边界层摄取入口的空气动力学界面处的变形的系统。 主动流量控制喷嘴和涡流发生叶片组合使用以减少在一定范围的入口操作条件下的变形。 一起,涡流产生叶片可以减少大部分入口变形,并且可以以显着降低的控制喷射质量流率使用主动流量控制喷嘴,以确保入口变形在入口质量流量变化时保持较低。 作为平均SAE圆周失真描述符测量和描述的总入口畸变维持在0.02以下的值。 使用计算流体力学模拟和风洞实验开发了主动流量控制射流和涡流发生叶片的有利布置和方向。