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    • 5. 发明专利
    • Effusion cooling rocket combustor
    • 消防冷却油罐车
    • JP2008101534A
    • 2008-05-01
    • JP2006284587
    • 2006-10-19
    • Japan Aerospace Exploration Agency独立行政法人 宇宙航空研究開発機構
    • ONO FUMIETAKEKOSHI MASAOSAITO TOSHIHITOUEDA SHUICHI
    • F02K9/64
    • PROBLEM TO BE SOLVED: To provide an effusion cooling rocket combustor minimizing deterioration in performance by distributing and supplying the optimum amount of a coolant according to the heat load distribution of a combustion chamber by a simple method, and providing improved durability, a simplified structure, a reduced weight, and a reduced cost.
      SOLUTION: A permeation flow flux q
      cool of the coolant specified as K
      liner ×ΔP/t is set to conform with the heat load distribution of the combustion chamber by changing the thickness of a liner by using a C/C composite material simultaneously having permeability, excellent heat resistance and excellent high temperature strength as a material for a combustion chamber liner 22 and a nozzle liner 32 or by utilizing impregnation/coating of silica glass or anisotropy of transmissivity of the C/C composite material.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过简单的方法,通过根据燃烧室的热负荷分布分配和供应最佳量的冷却剂来提供最小化性能降低的喷射冷却火箭燃烧器,并且提供改善的耐久性, 简化结构,减轻重量,降低成本。

      解决方案:设定为K 内衬×ΔP/ t的冷却剂的渗透流量q 冷却设定为符合燃烧室的热负荷分布 通过使用同时具有渗透性,优异的耐热性和优异的高温强度的C / C复合材料来改变衬里的厚度,作为用于燃烧室衬套22和喷嘴衬垫32的材料或通过利用石英玻璃的浸渍/涂覆或 C / C复合材料的透射率各向异性。 版权所有(C)2008,JPO&INPIT

    • 6. 发明专利
    • Joining method of cylindrical object by brazing or diffusion bonding
    • 通过烧结或扩散接合接合圆柱体的方法
    • JP2010064099A
    • 2010-03-25
    • JP2008231889
    • 2008-09-10
    • Japan Aerospace Exploration AgencyKinzoku Giken Kk独立行政法人 宇宙航空研究開発機構金属技研株式会社
    • SAITO TOSHIHITOTAKEKOSHI MASAOONO FUMIEUEDA SHUICHIYAMASHITA SATOSHI
    • B23K3/00B23K1/00B23K20/00B23K20/24F02K9/62
    • PROBLEM TO BE SOLVED: To provide a new hot joining method for integrating an inner cylinder and an outer cylinder made of metal and concentrically overlapped without requiring large-scale facilities in an HIP method, and also to provide a method enabling joining of materials having high rigidity. SOLUTION: The joining method of an inner cylindrical member and an outer cylindrical member comprises a step for processing the outer surface of the inner cylindrical member to be bonded into a design shape, a step for mounting a brazing material on the outer surface of the inner cylindrical member, a step for fitting the inner cylindrical member in the outer cylindrical member to be bonded, a step for covering the outer cylindrical member with a holder comprising a C/C material, a step for heating the inner cylindrical member, the outer cylindrical member, and the holder which are in a nested state to a temperature above the melting temperature of the brazing material and applying contacting pressure caused by the difference of thermal expansions of the inner cylindrical member, the outer cylindrical member, and the holder, and a step for taking out the members from the holder after cooling them. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种新的热连接方法,用于将由金属制成的内圆筒和外圆筒整合在一起,而不需要HIP方法中的大规模设备,并且还提供一种能够连接 高刚性材料 解决方案:内圆柱形构件和外圆柱形构件的接合方法包括用于加工要被接合为设计形状的内圆柱形构件的外表面的步骤,用于将钎焊材料安装在外表面上的步骤 内圆柱形构件的一个步骤,用于将内圆柱形构件安装在待接合的外圆柱形构件中的步骤,用包括C / C材料的保持件覆盖外圆柱形构件的步骤,用于加热内圆筒构件的步骤, 所述外圆柱形构件和所述保持器处于嵌套状态,其温度高于所述钎焊材料的熔化温度,并施加由所述内圆柱形构件,所述外圆筒构件和所述保持器的热膨胀差引起的接触压力 ,以及冷却后从持有人中取出成员的步骤。 版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Regenerative cooling system of combined cycle engine
    • 组合循环发动机再生冷却系统
    • JP2007120316A
    • 2007-05-17
    • JP2005309576
    • 2005-10-25
    • Japan Aerospace Exploration Agency独立行政法人 宇宙航空研究開発機構
    • SAITO TOSHIHITOUEDA SHUICHIONO FUMIETAKEKOSHI MASAO
    • F02K7/18
    • PROBLEM TO BE SOLVED: To provide a regenerative cooling system of a combined cycle engine capable of supplying fuel as a coolant optimal for a flying condition.
      SOLUTION: When a heat receiving quantity received from the combined cycle engine CE to hydrogen as the coolant and fuel is lower than a design value, the temperature of the hydrogen flowing in a fuel supply line 2 is raised by mixing a part of the hydrogen heated by flowing inside a heat exchanger 4 with low temperature hydrogen while being pressurized by a second pump 11 by a return line 9. The temperature of the hydrogen flowing in the fuel supply line 2 can also be adjusted to an optional value by changing the mixing ratio of the low temperature hydrogen and the heated hydrogen by controlling a flow rate of the returning heated hydrogen by a second flow regulating valve 10.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种组合循环发动机的再生冷却系统,其能够提供作为飞行状态最佳的冷却剂的燃料。 解决方案:当从联合循环发动机CE接收到的氢作为冷却剂和燃料的热量低于设计值时,在燃料供应管线2中流动的氢气的温度通过混合一部分 氢气通过在具有低温氢气的热交换器4内流动而被加热,同时由第二泵11通过返回管线9加压。在燃料供应管线2中流动的氢气的温度也可以通过改变 通过第二流量调节阀10控制返回的加热氢气的流量来控制低温氢气和加热的氢气的混合比例。(C)2007,JPO&INPIT