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    • 3. 发明授权
    • Method of manufacturing a transpiration cooled ceramic blade for a gas
turbine
    • 制造用于燃气轮机的蒸腾冷却陶瓷刀片的方法
    • US4376004A
    • 1983-03-08
    • US197318
    • 1980-10-15
    • Raymond J. BrattonClarence A. Andersson
    • Raymond J. BrattonClarence A. Andersson
    • F01D5/18F01D5/28C04B39/00F01D5/08
    • F01D5/184F01D5/284Y10T29/49341
    • A transpiration cooled ceramic blade for a gas turbine is shown wherein a spar or strut member defining a root portion and an airfoil portion provides the main structural component of the blade. The air foil portion contains longitudinal grooves in the surface in flow communication with an air flow passage in the root portion and a flexible perforated ceramic tape is wrapped around the air foil portion with the perforations therein in registry with the grooves in the core. The flexible ceramic tape and the strut assembly are heated initially to a low temperature to drive off the binder forming the tape and then heated to a relatively high temperature to fuse the ceramic component of the tape together and to the strut to form a unitary blade structure with internal air flow paths and transpiration cooling orifices through the skin.
    • 示出了用于燃气轮机的蒸发冷却陶瓷刀片,其中限定根部部分和翼型部分的翼梁或支柱构件提供了叶片的主要结构部件。 空气箔部分包含在表面中与根部中的空气流动通道流动连通的纵向凹槽,并且柔性穿孔陶瓷带缠绕在其上的穿孔中的空气箔部分与核心中的凹槽对齐。 柔性陶瓷带和支柱组件首先被加热到低温以驱除形成带的粘合剂,然后加热到相对较高的温度以将带的陶瓷部件熔合在一起并与支柱熔合以形成整体的叶片结构 具有内部空气流动路径和通过皮肤的蒸腾冷却孔。
    • 4. 发明授权
    • Composite Adhesive
    • 复合胶粘剂
    • US06841615B2
    • 2005-01-11
    • US09978827
    • 2001-10-17
    • Clarence A. AnderssonPhilip J. Roach
    • Clarence A. AnderssonPhilip J. Roach
    • C08K3/00C08K3/14C08K3/20C08K3/28C08K3/38C08L79/00C09J7/00C09J11/04C09J179/04C08J3/00C08G63/44
    • C09J11/04C08K3/013C08K3/14C08K3/20C08K3/28C08K3/38C08L79/00C09J7/10C09J179/04C09J2205/102C09J2479/08
    • A composite adhesive featuring a matrix phase that includes a cyanate ester and a filler or reinforcement phase that includes a plurality of bodies of at least one material comprising a high shear strength and/or high modulus material. Preferably, the filler also possesses at least one of high thermal conductivity and low coefficient of thermal expansion. Unlike certain commercially available cyanate esters, those of the instant invention substantially maintain or even increase in strength upon addition of the filler to the system. The instant composite adhesives may also display reduced coefficients of moisture expansion relative to the unfilled or “neat” resin. Such a composite adhesive is extremely useful for joining articles where high strength and minimal swelling in moist environments are required, such as in the precision equipment industry. In particular, the instant adhesives find great utility in joining components for semiconductor fabrication equipment, such as those that support the optics in a lithography machine.
    • 一种复合粘合剂,其特征在于基质相包括氰酸酯和填料或增强相,其包括多个至少一种包含高剪切强度和/或高模量材料的材料的主体。 优选地,填料还具有高导热性和低热膨胀系数中的至少一种。 与某些商业上可获得的氰酸酯不同,当将本发明的氰化物添加到体系中时,本发明的氰酸酯基本上维持甚至增加强度。 本发明的复合粘合剂还可以相对于未填充或“纯”树脂显示减少的湿气膨胀系数。 这种复合粘合剂对于连接在需要潮湿环境中的高强度和最小溶胀的制品(例如在精密设备工业中)是非常有用的。 特别地,瞬时粘合剂在连接用于半导体制造设备的部件(例如那些支持光刻机中的光学器件)中发现了很大的用途。
    • 6. 发明授权
    • Transpiration cooled ceramic blade for a gas turbine
    • 用于燃气轮机的蒸腾冷却陶瓷刀片
    • US4311433A
    • 1982-01-19
    • US3849
    • 1979-01-16
    • Raymond J. BrattonClarence A. Andersson
    • Raymond J. BrattonClarence A. Andersson
    • F01D5/18F01D5/28
    • F01D5/184F01D5/284Y10T29/49341
    • A transpiration cooled ceramic blade for a gas turbine is shown wherein a spar or strut member defining a root portion and an airfoil portion provides the main structural component of the blade. The air foil portion contains longitudinal grooves in the surface in flow communication with an air flow passage in the root portion and a flexible perforated ceramic tape is wrapped around the air foil portion with the perforations therein in registry with the grooves in the core. The flexible ceramic tape and the strut assembly are heated initially to a low temperature to drive off the binder forming the tape and then heated to a relatively high temperature to fuse the ceramic component of the tape together and to the strut to form a unitary blade structure with internal air flow paths and transpiratin cooling orifices through the skin.
    • 示出了用于燃气轮机的蒸发冷却陶瓷刀片,其中限定根部部分和翼型部分的翼梁或支柱构件提供了叶片的主要结构部件。 空气箔部分包含在表面中与根部中的空气流动通道流动连通的纵向凹槽,并且柔性穿孔陶瓷带缠绕在其上的穿孔中的空气箔部分与核心中的凹槽对齐。 柔性陶瓷带和支柱组件首先被加热到低温以驱除形成带的粘合剂,然后加热到相对较高的温度以将带的陶瓷部件熔合在一起并与支柱熔合以形成整体的叶片结构 具有内部空气流动路径和透明质酸冷却孔通过皮肤。
    • 7. 发明授权
    • Low expansion metal-ceramic composite bodies, and methods for making same
    • 低膨胀金属 - 陶瓷复合体及其制造方法
    • US07169465B1
    • 2007-01-30
    • US10073818
    • 2002-02-11
    • Prashant G. KarandikarJai R. SinghClarence A. Andersson
    • Prashant G. KarandikarJai R. SinghClarence A. Andersson
    • B32B9/00
    • C22C47/025B22F3/1103B22F2003/1106B22F2998/00B22F2999/00B82Y10/00B82Y30/00C22C47/08C22C49/14C22C2204/00H01L23/142H01L2924/0002H01L2924/09701Y10T428/249953Y10T428/249964Y10T428/249967Y10T428/24997B22F3/1112C22C47/04C22C47/06B22F3/11B22F2201/013B22F2201/02H01L2924/00
    • A low CTE metal-ceramic composite material featuring carbon fibers reinforcing a matrix featuring silicon metal or silicon alloy. The fibers have a low coefficient of thermal expansion (CTE) in the axial direction, and preferably negative. The principles of making Si/SiC composites can be adapted to produce the instant Si matrix composites. The CTE of the composite body depends not only upon the relative CTE's of the fibers and matrix, and their relative amounts (e.g., loadings), but also upon the relative elastic moduli of the fibers and matrix. Thus, Si/SiC matrices produced by a reaction-bonding process inherently possess low CTE, but the instant inventors prefer to make such composites having relatively large fractions of unreacted silicon, thereby driving composite CTE lower still. Here, the carbon fibers are protected from reaction with the silicon infiltrant with one or more materials disposed between the fibers and the infiltrant. Providing at least a degree of toughness or impact resistance can also be realized in these composites. Laminates produce Isotropic or quasi-isotropic properties in the composite body can be realized by, for example, providing the fibers in the form of cross-plied laminates featuring the fibers in parallel or woven arrays.
    • 低CTE金属陶瓷复合材料,其特征在于碳纤维增强了具有硅金属或硅合金的基体。 纤维在轴向上的热膨胀系数(CTE)优选为负。 制备Si / SiC复合材料的原理可以适用于生产即时Si基复合材料。 复合体的CTE不仅取决于纤维和基体的相对CTE以及它们的相对量(例如载荷),而且取决于纤维和基体的相对弹性模量。 因此,通过反应连接工艺产生的Si / SiC基体固有地具有低CTE,但是本发明人优选制备具有相对大的未反应硅的分数的复合材料,从而驱动复合CTE较低。 这里,保护碳纤维免受与硅浸润剂的反应,其中一种或多种材料设置在纤维和浸润剂之间。 提供至少一定程度的韧性或抗冲击性也可以在这些复合材料中实现。 通过例如提供以平行或编织阵列的纤维为特征的交叉层叠体的形式的纤维,可以实现层合体在复合体中产生各向同性或准各向同性的特性。