CAJ | 학술논문

介绍了基于Hopkinson杆技术的激光光栅干涉法冲击加速度计的绝对校准方法。采用激光干涉仪对激励信号进行测量,实现对高g值加速度计的标定。给出了高g值加速度传感器的灵敏度标定公式,并通过比较说明了两种公式的优缺点。实验结果表明,本文中的标定方法可满足标定的精度要求。
개소료기우Hopkinson간기술적격광광책간섭법충격가속도계적절대교준방법。채용격광간섭의대격려신호진행측량,실현대고g치가속도계적표정。급출료고g치가속도전감기적령민도표정공식,병통과비교설명료량충공식적우결점。실험결과표명,본문중적표정방법가만족표정적정도요구。
This paper presents a absolute method for calibrating shock accelerometers based on Hopkinson bar techniques.Using laser interferometers measured on incentive signal to achieve high g accelerometer calibration.Giving two calculating formula of the accelerometer sensitivity.Through the calibration results of the analysis and comparison of the two of the advantages and disadvantages of sensitivity calibration formula.The experimental results showed that the calibration method can satisfy the precision calibration demands.