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通过CVI+PIP制备了准三维针刺C/C-SiC薄壁喉衬,预制体碳布铺层方式分别采用与喉衬内型面形状相同的仿形铺层以及与喉衬入口端角度相同30°铺层.研究了两种铺层方式对最终构件层间弯曲性能、整体承压性能以及抗烧蚀抗冲刷的影响.结果表明,构件的弯曲强度分别为205和152 MPa;水压爆破压力分别为6.5和4.9 MPa.用与材料表面夹角为30°的氧乙炔气流考查材料的抗烧蚀及冲刷性能,同角度铺层成型材料抗冲刷能力明显较好,200 s其线烧蚀率为仿形铺层成型材料的70%.

参考文献

[1] 曹运红,盛德林,邢娅.超燃冲压发动机用复合材料技术的研究状况[J].飞航导弹,2005(06):54-58.
[2] 马彦,马青松,陈朝辉.连续纤维增强陶瓷基复合材料国外应用研究进展[J].材料导报,2007(z1):401-404.
[3] 张立同,成来飞.连续纤维增韧陶瓷基复合材料可持续发展战略探讨[J].复合材料学报,2007(02):1-6.
[4] Francois Christin .Design, fabrication, and application of thermostructural composites (TSC) like C/C, C/SiC, and SiC/SiC composites[J].Advanced Engineering Materials,2002(12):903-912.
[5] Ma JQ;Xu YD;Zhang LT;Cheng LF;Nie JJ;Dong N .Microstructure characterization and tensile behavior of 2.5D C/SiC composites fabricated by chemical vapor infiltration[J].Scripta materialia,2006(11):1967-1971.
[6] Xu YD.;Zhang LT. .THREE-DIMENSIONAL CARBON SILICON CARBIDE COMPOSITES PREPARED BY CHEMICAL VAPOR INFILTRATION[J].Journal of the American Ceramic Society,1997(7):1897-1900.
[7] S. Schmidt;S. Beyer;H. Knabe;H. Immich;R. Meistring;A. Gessler .Advanced ceramic matrix composite materials for current and future propulsion technology applications[J].Acta astronautica,2004(3/9):409-420.
[8] Spriet P;Habarou G .Applications of CMCs to turbojet engines:overview of the SEP experience[J].Key Engineering Materials,1997,127:1267-1275.
[9] Fan S;Zhang L;Xu Y et al.Microstructure and tribological properties of advanced carbon/silicon carbide aircraft brake materials[J].Composites Science and Technology,2008,68:3002-3009.
[10] Krenkel W;Berndt F .C/C-SiC composites for space applications and advanced friction systems[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2005(1/2):177-181.
[11] Dan Fang;Zhaofeng Chen;Yingdong Song .Morphology and microstructure of 2.5 dimension C/SiC composites ablated by oxyacetylene torch[J].CERAMICS INTERNATIONAL,2009(3):1249-1253.
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