The principle of PPT for processing pulsed thermographic data was described.A PPT experiment was made on a CFRP (carbon fibre reinforced plastics) sample, and the results analysis was made.

• 介绍了利用脉冲相位法对脉冲热像图进行数据处理的原理，进行了CFRP层板的脉冲相位法检测实验，并从传热学角度对实验结果进行了分析。