【摘要】 介绍了高温云纹技术,并对密栅云纹法用于高温新材料的断裂力学行为测试进行了讨论,包括高温材料的零厚度光栅制作技术,U、V场分离装置,以及高温断裂的理论依据及图像的后处理。最后作了国内外情况对比分析和应用介绍,阐述了密栅云纹法研究高温新材料的力学行为的重要性。更多还原

【Abstract】 This paper briefly introduces high temperature moire interferometry technique which is used for investigating the fracture mechanics behavior of new materials theoretic basis of high-temperature fracture mechanics and image pattern process. Finally by way of comparison analysis and application of domestic with foreign research this paper expounds the significance of moire’ interferometry used for fracture mechanics fo the new materials.更多还原