Based on the thermal environment, three thermal protection schemes were put forward, i.e. regeneration cooling scheme, C/SiC thermal protection scheme and gas jet thermal protection scheme.

• 提出了支板前缘金属结构再生冷却方案、耐烧蚀材料热防护方案和气体喷射热防护方案，并对这三种方案的热防护效果进行了数值模拟。