基于D优化的遥测传感器系数校准方法

Calibration Method of Telemetry Sensor Parameter Based on D-optimal

为提高遥测参数精度,针对传感器的校准曲线优化问题,研究基于信息矩阵D最优设计准则的传感器校准点选取方法,获得传感器最佳校准曲线。通过实验得到了D最优方法的传感器校准结果,验证了该方法的可行性,并与传统等距校准曲线的校准结果进行对比。结果证明,D最优设计方法得到的遥测传感器校准系数结果具有更高精度。

For improving telemetry parameter accuracy, aiming at the sensor calibration curve optimal problem, research on sensor calibration point selecting method based on information matrix D-optimal, acquire the sensor optimal calibration curve. Acquire the D-optimal method sensor calibration results by test, verify the feasibility of the method, can compare it with the calibration results of traditional equidistance calibration curve. The results show that the D-optimal calibration parameter is more accurate.