轧制加工对聚变装置用颗粒增强钨合金性能影响的研究进展

Research progress on influence of rolling process on performance of particle-reinforced tungsten alloys for fusion devices

钨(W)由于具有高熔点、高溅射阈值、良好的热导率,是最理想的聚变装置用候选材料。颗粒增强钨合金在轧制加工过程中产生的一系列组织与结构转变将对材料的性能产生一定的影响。本文综述了轧制加工对颗粒增强钨合金力学性能、热导率和抗热冲击损伤性能的影响,并指出了热核聚变反应堆用钨材料的研究前景和发展方向。

Tungsten(W)is considered to be the most ideal candidate material for fusion devices due to its high melting point,high sputtering threshold and good thermal conductivity.A series of microstructure transformations of particle-reinforced tungsten alloy during rolling process will have a certain influence on the properties of the materials.This article reviews the effects of rolling on the mechanical properties,thermal conductivity and resistance to thermal shock damage of particle-reinforced tungsten alloys,and points out the research prospects and development directions of tungsten materials for thermonuclear fusion reactors.