本文提出一种利用脉冲激光产生可重复的宽带标准声源、对超声换能器的速度灵敏度进行标定的新方法—激光超声法。
A new method for calibration of velocity sensitivity of ultrasonic transducers with a wide band standard acoustic source generated by a pulsed laser is proposed.
针对超声液面检测技术中存在的问题介绍了激光结构光法的测量原理、计算公式和应用特点。
To against the problems existing in ultrasonic level detection, the measuring principle, calculation formula and applicable features of the method of structural light of laser is introduced.
利用有限元法(FEM)对板状金属材料中脉冲激光激发的超声导波进行了理论研究。
A theoretical study on ultrasonic guide waves generated by a pulsed laser was presented, using the finite element method (FEM).
利用激光和超声波传感器在用栅格表示法形成地图的基础上，提出了进行数据融合以提取环境特征的新方法：识别障碍物群。
A new data fusion method called obstacle group identification was proposed. This method is based on grid map created by using laser and ultrasonic sensors.
利用激光和超声波传感器在用栅格表示法形成地图的基础上，提出了进行数据融合以提取环境特征的新方法：识别障碍物群。
A new data fusion method called obstacle group identification was proposed. This method is based on grid map created by using laser and ultrasonic sensors.
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