基于振动响应分析的海底管道悬空内检测研究
马文滨1,2(),段志文1,2,3,李想1,2,张行1,2()
Study on submarine pipeline suspension internal detection based on vibration response analysis
Wenbin MA1,2(),Zhiwen DUAN1,2,3,Xiang LI1,2,Hang ZHANG1,2()

图12. 悬空管段长度不同时机器人振动加速度的时频功率幅值谱

Fig.12. Time-frequency power amplitude spectrum of robot vibration acceleration with different lengths of suspended pipeline sections