【摘要】 C/C复合材料具有优异的高温强度、高热导率、耐热冲击、抗化学腐蚀、耐辐照等特性,使其在核能领域材料中具有一定的优势,适用于核聚变堆面向等离子体材料、放射性同位素温差发电器防护材料等。本文梳理总结了美国、日本、法国、德国等国家核能系统中热源、第一壁、偏滤器等部件用C/C复合材料的现状、性能、制备工艺、辐照影响等研究进展情况,对国内核能系统中使用的C/C材料提出了发展建议,以期为核能系统中材料的选用提供借鉴。更多还原

【Abstract】 Carbon/Carbon composites are considered as attractive choice for nuclear device,because carbon has low atomic number which leads to favorable plasma compatibility.Carbon/Carbon composites have high thermal conductivity,excellent thermal shock resistance and chemical erosion resistance.This paper presents an overview in progress of C/C composites application for nuclear energy system in USA,Japan,France,Germany,which used as plasma facing components,divertor and radioisotope thermoelectric generator materials.The preparation,properties,and radiation effect of C/C composites were summarized.The advice of Chinese development of C/C composites was proposed for nuclear energy system.更多还原