核用碳化硅纤维增强碳化硅复合材料研究进展

欧阳琴, 王艳菲, 徐剑, 李寅生, 裴学良, 莫高明, 李勉, 李朋, 周小兵, 葛芳芳, 张崇宏, 何流, 杨磊, 黄政仁, 柴之芳, 詹文龙, 黄庆

Research Progress of SiC Fiber Reinforced SiC Composites for Nuclear Application

OUYANG Qin, WANG Yanfei, XU Jian, LI Yinsheng, PEI Xueliang, MO Gaoming, LI Mian, LI Peng, ZHOU Xiaobing, GE Fangfang, ZHANG Chonghong, HE Liu, YANG Lei, HUANG Zhengren, CHAI Zhifang, ZHAN Wenlong, HUANG Qing

图4 两种类型的包壳管致密化过程示意图(a~d), 纳米线增强SiC包壳管的微观结构((e)低倍率SEM照片, (f)纤维束间的SEM照片)[66]

Fig. 4 Schematic illustration of densification process of two types of cladding tubes (a-d) and microstructures of as- obtained three-layer-NWs SiC cladding tube (at low magnification (e) and intrabundle area (f) of the SiCf/SiC composite layer)[66] (a) Preform structure of the three-layer SiC cladding tube before CVI process; (b) Structure of the three-layer SiC cladding tube after CVI process; (c) Preform structure of the three-layer-NWs SiC cladding tube before CVI process; (d) Structure of the three-layer SiCNWs cladding tube after CVI process