Analysis and Calculation of Uncertainty Degree of Calibration Device for High Accuracy Three- phase Watt- hour MeterPENG Shi - xiong North China Electric Power Reasearch Institute Co.,Ltd,Beijing 100045,ChinaAbstract:The paper put forward the calculating method and formula of synthetic error and uncertainty degree of calibration device for high accuracy three - phase watt - hour meter, and took the specific calculation of 0.006 level three - phase device as an example.[著者文摘]
Key words:calibration device for high accuracy three - phase watt - hour meter; uncertainty degree analysis and calculation; synthetic error