光门速度测量仪校准方法和校准装置的研究

Research on Calibration Method and Calibration Device of Light Gate Velocity Measuring Instrument

介绍光门类速度测量仪的工作原理,对一类光门速度测量仪进行分析,针对该仪器的结构原理,研究探讨该类仪器的校准方法,提出构建一套符合校准该类仪器的设备,并对速度标准装置进行不确定度分析,明确校准方法和标准设备符合仪器溯源需要。

The paper introduces the working principle of optical gate velocity measuring instrument.From analyzing one kind of instrument,according to its structure principle,study and discuss its calibration method so as to propose a set of equipment that can better calibrate this kind of instrument.We also analyzes the uncertainty of optical gate velocity measuring instrument to make sure that the calibration method and standard equipment meet the requirements of instrument traceability needs.