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智能温度传感器取能CT计算一次电流算法研究

open access: yesGaoya dianqi
断路器温度传感器作为实时监测电气设备重点区域温度的器件,是智能化断路器的重要组成部分。由于温度传感器测量的温度与一次电流大小有关,文中使用取能CT进行一次电流的测量以保证监测的实时准确。然而工作温度和线圈的磁饱和效应对二次电流有显著作用。由于温度对二次电流有显著影响,首先采集不同温度和不同一次电流下的二次电流波形(10 kHz采样频率)。利用数学形态学滤波对原始采集信号去噪,并提取信号的片段进行基于信赖域反射非线性最小二乘法的正弦函数拟合,得到拟合正弦波形的峰值,并将在温箱内采集的常温数据——峰值 ...
刘开禹, 杨光, 郑仁鹏
doaj  

[Development of a nomogram prediction model for re-tear after arthroscopic repair of massive rotator cuff tears]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Yang Z   +5 more
europepmc   +1 more source

[Development and validation of a machine learning-based prediction model for fatty liver in Wilson disease]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Shi S   +6 more
europepmc   +1 more source

[Clinical application research of three-dimensional printed patient-specific cutting guides in Cole midfoot osteotomy]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zhang Z   +7 more
europepmc   +1 more source

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