电子探空仪基测箱校准结果的不确定度评定方法的研究

Research on uncertainty evaluation method of calibration results of electronic sonde base test box

摘要:

针对电子探空仪基测箱尚缺乏其校准结果不确定度评定方法的研究，介绍了不确定度的评定方法及合成标准不确定度和扩展不确定度的计算方法，综合研究了电子探空仪基测箱的温度、气压、湿度、风速、输出电压及电池电压六项校准项目的校准过程及校准过程所使用的主要测量设备，分析了影响各项校准项目校准结果的不确定因素，并依据相关的规程规范对JKZ1-1型电子探空仪基测箱的各项校准项目进行了校准试验，并对其校准结果进行了不确定度的分析与评定，得出每项校准项目的校准结果均符合要求。该研究成果可为电子探空仪基测箱的实验室校准提供一定的技术依据，近而为准确评估天气预报、气候分析、科学研究和军工活动、国际探测数据交换等提供一定的数据支撑。

Abstract:

Aiming at the lack of research on the uncertainty evaluation method of the calibration result of the electronic sonde base measuring box,the uncertainty evaluation method and the calculation method of the combined standard uncertainty and extended uncertainty are introduced.The calibration process of the six calibration items of temperature,air pressure,humidity,wind speed,output voltage and battery voltage of the electronic sonde base measuring box and the main measurement equipment used in the calibration process are analyzed,and the uncertain factors affecting the calibration results of each calibration item are analyzed.According to the relevant regulations and specifications,the calibration test is carried out for each calibration item of the JKZ1-1 electronic sonde base measuring box,and the uncertainty of the calibration result is analyzed and evaluated,and the calibration of each calibration item is obtained.The results meet the requirements.The research results can provide a certain technical basis for the laboratory calibration of the electronic sonde base measurement box,and provide a certain data support for the accurate assessment of weather forecast,climate analysis,scientific research and military-industrial activities, and international detection data exchange.