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    • 1. 发明授权
    • Cooling device for cooling combustion gases from recoilless anti-tank weapons
    • 用于冷却反坦克武器燃烧气体的冷却装置
    • US09291410B2
    • 2016-03-22
    • US13811036
    • 2010-07-22
    • Lars Nilsson
    • Lars Nilsson
    • F02K11/00F41A1/10F02K9/40F02K9/97F41A13/00F41A13/04
    • F41A1/10F02K9/40F02K9/972F41A13/00F41A13/04
    • The present invention relates to a cooling device (2) for cooling combustion gases from a rocket motor (1) in an antitank weapon. The cooling device (2) comprises a coolant reservoir (3, 21) containing a coolant (4). The coolant reservoir (3, 21) is arranged such that the coolant (4) is transferred from the coolant reservoir (3, 21) to the combustion gases in the gas outlets (6) of the rocket motor (1) in response to a pressure increase in the rocket motor (1). The coolant reservoir (3, 21) constitutes an integral part of the rocket motor (1) and is connected to the combustion chamber (7) by at least two gas inlets (8) for pressurization of the coolant (4). The coolant reservoir is furthermore connected to the rocket motor nozzle (9) by at least two coolant outlets (10) for transfer of coolant (4) from the coolant reservoir (3, 21) to the rocket motor nozzle (9).
    • 本发明涉及一种用于冷却来自反坦克武器的火箭发动机(1)的燃烧气体的冷却装置(2)。 冷却装置(2)包括容纳冷却剂(4)的冷却剂储存器(3,21)。 冷却剂储存器(3,21)被布置成使得冷却剂(4)响应于冷却剂储存器(3,21)从冷却剂储存器(3,21)转移到火箭发动机(1)的气体出口(6)中的燃烧气体 火箭发动机(1)的压力增加。 冷却剂储存器(3,21)构成火箭发动机(1)的一体部分,并且通过至少两个用于冷却剂(4)加压的气体入口(8)连接到燃烧室(7)。 冷却剂储存器还通过至少两个用于将冷却剂(4)从冷却剂储存器(3,21)传递到火箭发动机喷嘴(9)的冷却剂出口(10)连接到火箭发动机喷嘴(9)。
    • 2. 发明授权
    • Rocket engine with cryogenic propellants
    • 火箭发动机带低温推进剂
    • US09222439B2
    • 2015-12-29
    • US13384477
    • 2010-07-16
    • Olivier DobekDaniel Le Dortz
    • Olivier DobekDaniel Le Dortz
    • F02K9/50F02K9/97F02K9/64
    • F02K9/972F02K9/50F02K9/64
    • A cryogenic-propellant rocket engine includes: at least a first tank for a first liquid propellant; a second tank for a second liquid propellant; a third tank for an inert fluid; an axisymmetrical nozzle including a combustion chamber, a device for injecting first and second liquid propellants into the combustion chamber, a nozzle throat, and a divergent section; and a heater device including at least one duct for conveying the inert fluid and arranged outside the nozzle in immediate proximity thereof, but without making contact therewith, to recover energy of thermal radiation emitted when the rocket engine is in operation and to heat the inert fluid.
    • 低温推进剂火箭发动机包括:用于第一液体推进剂的至少第一罐; 用于第二液体推进剂的第二罐; 用于惰性流体的第三罐; 包括燃烧室的轴对称喷嘴,用于将第一和第二液体推进剂喷射到燃烧室中的装置,喷嘴喉部和发散部分; 以及加热器装置,其包括用于输送惰性流体并且布置在喷嘴外部的至少一个管道,其直接邻近但不与其接触,以回收当火箭发动机运行时发射的热辐射的能量并且加热惰性流体 。
    • 3. 发明授权
    • Reversible flow discharge orifice
    • 可逆流量排放口
    • US09127622B2
    • 2015-09-08
    • US13300775
    • 2011-11-21
    • Jim A. ClarkCraig W. IrwinReed A. Kakuska
    • Jim A. ClarkCraig W. IrwinReed A. Kakuska
    • F02K9/56F16L55/027
    • F02K9/566F02K9/64F02K9/972F15D1/025F16L55/027G05D7/0186
    • A rocket engine fluid-flow system includes a pump fluidly interconnecting a fluid source to a combustion chamber. A nozzle is in fluid communication with the combustion chamber and includes coolant tubes fluidly arranged between the pump and the combustion chamber. An orifice has a throat and is fluidly arranged between the pump and the coolant tubes. The orifice has entrance and exit ramps arranged on either side of the throat. The exit ramp has an exit ramp surface with a divergent angle that is less than a right angle. The entrance ramp provides a smooth approach to the orifice throat. In one example, the exit ramp includes an exit ramp surface having a divergent angle of 20-60°. The exit ramp radius is less than twice the throat radius in one example.
    • 火箭发动机流体流动系统包括将流体源流体地连接到燃烧室的泵。 喷嘴与燃烧室流体连通,并且包括流体地布置在泵和燃烧室之间的冷却剂管。 孔具有喉部并且流体地布置在泵和冷却剂管之间。 孔口具有设置在喉部两侧的入口和出口斜面。 出口斜坡具有出口斜面,其具有小于直角的发散角。 入口斜坡提供了孔口喉咙平滑的方法。 在一个示例中,出口斜坡包括具有20-60°的发散角的出口斜面。 在一个示例中,出口斜坡半径小于喉部半径的两倍。
    • 4. 发明授权
    • Slotted multi-nozzle grid with integrated cooling channels
    • 带有集成冷却通道的开槽多喷嘴格栅
    • US09115666B2
    • 2015-08-25
    • US13647599
    • 2012-10-09
    • Raytheon Company
    • Daniel ChasmanStephen D. HaightJames K. Villarreal
    • F02K9/30F02K9/97
    • F02K9/30F02K9/97F02K9/972Y10T29/49346
    • An apparatus includes a slotted multi-nozzle grid with a plate having multiple elongated slotlettes through the plate. Each of at least some of the slotlettes has a convergent input, a divergent output, and a narrower throat portion separating the convergent input and the divergent output. At least some of the slotlettes are arranged in multiple rows. The plate further includes multiple cooling channels through the plate. At least some of the cooling channels are located between the rows of slotlettes. Each cooling channel is configured to transport coolant through the plate in order to cool the plate, such as to cool the plate as hot combustion gases pass through the plate. Each of at least some of the rows may include at least two slotlettes, and two adjacent slotlettes in one row may be separated by a structural ligament (which may have a tear-drop cross-sectional shape).
    • 一种装置包括带槽的多喷嘴格栅,其具有穿过该板的具有多个细长槽的板。 至少一些小缝隙中的每一个具有收敛输入,发散输出和分离收敛输入和发散输出的较窄喉部。 至少一些小行星排列成多行。 板还包括穿过板的多个冷却通道。 至少一些冷却通道位于行槽之间。 每个冷却通道被构造成运输冷却剂通过板以便冷却板,例如当热燃气通过板时冷却板。 至少一些行中的每一行可以包括至少两个开槽元件,并且一行中的两个相邻的开槽元件可以被结构韧带(其可能具有泪滴横截面形状)分开。
    • 5. 发明授权
    • Liner for a turbine section, a turbine section, a gas turbine engine and an aeroplane provided therewith
    • 用于涡轮机部分的涡轮机部分,涡轮机部分,燃气涡轮发动机和与其配备的飞机
    • US08708647B2
    • 2014-04-29
    • US12518101
    • 2006-12-06
    • Arne Boman
    • Arne Boman
    • F01D25/12
    • F02K9/64F02C7/12F02K1/82F02K1/822F02K1/825F02K9/972
    • A liner for a turbine section includes a first wall, a plurality of webs interconnected with and projecting from the first wall, and a plurality of cooling channels, each of the cooling channels being delimited by two adjacent webs and the first wall, wherein each cooling channel presents a height corresponding to the height of its delimiting webs, and a width corresponding to the distance between its delimiting webs. At least one of the cooling channels has a width/height ratio of below 5 or/and the material of the webs has a higher thermal conductivity than the material of the first wall. A turbine section, a gas turbine engine and an aeroplane provided with such a liner are also disclosed.
    • 用于涡轮部分的衬套包括第一壁,与第一壁互连并且从第一壁突出的多个腹板和多个冷却通道,每个冷却通道由两个相邻腹板和第一壁限定,其中每个冷却 通道具有对应于其分隔腹板的高度的高度,以及对应于其分隔腹板之间的距离的宽度。 冷却通道中的至少一个具有低于5的宽度/高度比或/和幅材的材料具有比第一壁的材料更高的热导率。 还公开了一种涡轮机部分,燃气涡轮发动机和设有这种衬管的飞机。
    • 6. 发明申请
    • SLOTTED MULTI-NOZZLE GRID WITH INTEGRATED COOLING CHANNELS
    • 带集成式冷却通道的多孔多孔网
    • US20140096510A1
    • 2014-04-10
    • US13647599
    • 2012-10-09
    • RAYTHEON COMPANY
    • Daniel ChasmanStephen D. HaightJames K. Villarreal
    • F02K9/97B21D53/00F02K99/00
    • F02K9/30F02K9/97F02K9/972Y10T29/49346
    • An apparatus includes a slotted multi-nozzle grid with a plate having multiple elongated slotlettes through the plate. Each of at least some of the slotlettes has a convergent input, a divergent output, and a narrower throat portion separating the convergent input and the divergent output. At least some of the slotlettes are arranged in multiple rows. The plate further includes multiple cooling channels through the plate. At least some of the cooling channels are located between the rows of slotlettes. Each cooling channel is configured to transport coolant through the plate in order to cool the plate, such as to cool the plate as hot combustion gases pass through the plate. Each of at least some of the rows may include at least two slotlettes, and two adjacent slotlettes in one row may be separated by a structural ligament (which may have a tear-drop cross-sectional shape).
    • 一种装置包括带槽的多喷嘴格栅,其具有穿过该板的具有多个细长槽的板。 至少一些小缝隙中的每一个具有收敛输入,发散输出和分离收敛输入和发散输出的较窄喉部。 至少一些小行星排列成多行。 板还包括穿过板的多个冷却通道。 至少一些冷却通道位于行槽之间。 每个冷却通道被构造成运输冷却剂通过板以便冷却板,例如当热燃气通过板时冷却板。 至少一些行中的每一行可以包括至少两个开槽元件,并且一行中的两个相邻的开槽元件可以被结构韧带(其可能具有泪滴横截面形状)分开。
    • 8. 发明申请
    • COOLING DEVICE FOR COOLING COMBUSTION GASES FROM RECOILLESS ANTI-TANK WEAPONS
    • 冷却装置,用于从回收的反坦克武器冷却燃烧气体
    • US20130160427A1
    • 2013-06-27
    • US13811036
    • 2010-07-22
    • Lars Nilsson
    • Lars Nilsson
    • F02K9/40
    • F41A1/10F02K9/40F02K9/972F41A13/00F41A13/04
    • The present invention relates to a cooling device (2) for cooling combustion gases from a rocket motor (1) in an antitank weapon. The cooling device (2) comprises a coolant reservoir (3, 21) containing a coolant (4). The coolant reservoir (3, 21) is arranged such that the coolant (4) is transferred from the coolant reservoir (3, 21) to the combustion gases in the gas outlets (6) of the rocket motor (1) in response to a pressure increase in the rocket motor (1). The coolant reservoir (3, 21) constitutes an integral part of the rocket motor (1) and is connected to the combustion chamber (7) by at least two gas inlets (8) for pressurization of the coolant (4). The coolant reservoir is furthermore connected to the rocket motor nozzle (9) by at least two coolant outlets (10) for transfer of coolant (4) from the coolant reservoir (3, 21) to the rocket motor nozzle (9).
    • 本发明涉及一种用于冷却来自反坦克武器的火箭发动机(1)的燃烧气体的冷却装置(2)。 冷却装置(2)包括容纳冷却剂(4)的冷却剂储存器(3,21)。 冷却剂储存器(3,21)被布置成使得冷却剂(4)响应于冷却剂储存器(3,21)从冷却剂储存器(3,21)转移到火箭发动机(1)的气体出口(6)中的燃烧气体 火箭发动机(1)的压力增加。 冷却剂储存器(3,21)构成火箭发动机(1)的一体部分,并且通过至少两个用于冷却剂(4)加压的气体入口(8)连接到燃烧室(7)。 冷却剂储存器还通过至少两个用于将冷却剂(4)从冷却剂储存器(3,21)传递到火箭发动机喷嘴(9)的冷却剂出口(10)连接到火箭发动机喷嘴(9)。