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    • 5. 发明授权
    • Variable mass flow rate solid propellant grain
    • 可变质量流量固体推进剂颗粒
    • US4856276A
    • 1989-08-15
    • US62531
    • 1987-06-12
    • Mark A. Solberg
    • Mark A. Solberg
    • F02K9/18B64G5/00F02K9/12F02K9/22F02K9/36F42B3/04
    • F02K9/12F02K9/36
    • A solid propellant grain for a gas generator such as a missile canister erection actuator. The grain provides a sustain phase followed by a boost phase which may then be followed by another sustain phase. The aft portion of the grain may have the configuration of an end burner to provide the initial sustain phase. The middle portion contains a longitudinally extending cavity in which is disposed a plug for supporting the grain during the initial sustain phase against collapse or cracking. A gap is provided between the plug and the wall of the cavity to provide effective propellant burnign surface area along the cavity wall for the boost phase. The cavity and plug, which terminate at the aft portion, may extend longitudinally through the forward portion of the grain. In order to provide another sustain phase after the boost phase, an insulating inhibitor material is disposed between the plug and the propellant material in the forward portion and is bonded to the propellant material so that the forward portion of the grain becomes an end burner.
    • 用于气体发生器的固体推进剂颗粒,例如导弹筒安装致动器。 晶粒提供维持阶段,随后是升压阶段,然后可以跟随另一维持阶段。 颗粒的后部可以具有端部燃烧器的构造以提供初始维持阶段。 中间部分包含纵向延伸的空腔,其中设置有用于在初始维持阶段期间支撑颗粒的塞子,以防止塌陷或开裂。 在空腔的塞子和壁之间提供间隙,以提供沿着用于升压阶段的腔壁的有效的推进剂燃烧表面积。 终止于后部的腔和塞可以纵向延伸穿过谷物的前部。 为了在升压阶段之后提供另一个维持阶段,绝缘抑制剂材料设置在前部的塞子和推进剂材料之间,并且被结合到推进剂材料上,使得谷物的前部部分成为端部燃烧器。
    • 6. 发明授权
    • Propellant grain assembly for a gas generator
    • 用于气体发生器的推进剂颗粒组件
    • US5101731A
    • 1992-04-07
    • US621103
    • 1990-11-30
    • Kenneth E. Adams
    • Kenneth E. Adams
    • C06B21/00C06B45/12F02K9/22F02K9/34
    • C06B45/12C06B21/0058C06B21/0083F02K9/22F02K9/346
    • A gas generator for a long range missile is driven by a solid propellant in assembly which includes a cylindrical inhibitor, a forward closure assembly that is attached to one end of the inhibitor and a propellant grain that is cast into the cylindrical cavity formed by the interior surface of the cylindrical inhibitor. Between the grain and inhibitor and between the grain and forward closure assembly is an adhesive bonding system for attaching the grain to the inhibitor and forward closure assembly. The exposed or aft end of the grain is the initial burning surface and includes a plurality of annular concentric grooves and a configuration that provides optimum burn progression that results in a complete high pressure burn. The external surface of the inhibitor is machined so that the solid propellant grain assembly may be readily inserted and removed from the gas generator.
    • 用于远程导弹的气体发生器由固体推进剂颗粒组件驱动,固体推进剂颗粒组件包括圆柱形抑制剂,附接到抑制剂的一端的前封闭组件和铸造到由内部形成的圆柱形空腔中的推进剂颗粒 圆柱形抑制剂的表面。 在颗粒和抑制剂之间以及颗粒和前封闭组件之间是用于将颗粒附着到抑制剂和向前封闭组件的粘合剂粘合系统。 颗粒的暴露或后端是初始燃烧表面,并且包括多个环形同心凹槽和提供导致完全高压燃烧的最佳燃烧进程的构造。 抑制剂的外表面被加工成使得固体推进剂颗粒组件可以容易地从气体发生器中插入和移出。