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基于ApFFT-NLS的振荡波下电缆介质损耗因数测试方法

Gaoya dianqi
振荡波试验是电缆绝缘检测的重要手段，解决了现场试验负载容量大导致的试验设备体积庞大的问题，介质损耗因数属于电缆振荡波试验的核心测试参数之一，然而现有振荡波条件下的介质损耗因数测试精度较低（仅为1×10-3量级），无法满足现场测试要求。本研究提出一种基于全相位快速傅立叶变换（ApFFT）和非线性最小二乘法（NLS）算法的高准确度介损因数测试方法，与传统方法对比无需再评估振荡波系统自身误差，测量精度提升到1×10-4量级。测试过程需同时测量振荡波电压和电流信号，开发了可实现最小化理论相位误差的测试系统 ...
杨赛柯, 庞先海, 张鹏, 李天辉
doaj  

[Research Advances on the Autophagy and Ferroptosis 
in the Development and Treatment of Lung Cancer]. [PDF]

Zhongguo Fei Ai Za Zhi
Jiang C, Cui X, Zheng L, Deng C, Huang R, Hou B, Wang J.   +6 more
europepmc   +1 more source

[<i>Qingjie Fuzheng</i> Granules alleviates 5-fluorouracil-induced skeletal muscle injury in tumor-bearing mice by inhibiting mitochondria-dependent apoptosis and activating the AMPK-PGC-1α pathway]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Zhao J, Peng J, Lin M, Zhu X, Huang B, Lin J.   +5 more
europepmc   +1 more source

[Salvianolic acid B promotes mitochondrial homeostasis and improves cardiac function in mice with ischemia-reperfusion injury by inhibiting Sirt1 protein degradation]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Li S, Chen J, Shen S, Liu W, Yu L, Zhang L.   +5 more
europepmc   +1 more source

[Research progresses in ex vivo liver perfusion technology]. [PDF]

Zhonghua Gan Zang Bing Za Zhi
Liu QY, Zhao Q, He XS.
europepmc   +1 more source

[Molecularly imprinted polymers： novel green preparation methods and cutting-edge applications review]. [PDF]

Se Pu
Li F, Jia B, Hu Q, He X, Chen L, Zhang Y.   +5 more
europepmc   +1 more source

[Traditional Chinese medicine for regulating glycolysis to remodel the tumor immune microenvironment: research progress and future prospects]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
He S, Liu Y, Qin M, He C, Jiang W, Wang Y, Tan S, Sun H, Sun H.   +8 more
europepmc   +1 more source

[Research Progress on the Role and Regulatory Mechanisms of Lipid Metabolism in the Osteogenic/Odontogenic Differentiation of Dental Stem Cells]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban
An K, Xie J, Zhou X.
europepmc   +1 more source

[Research progress on cellular metabolic reprogramming in skin fibrosis]. [PDF]

Zhejiang Da Xue Xue Bao Yi Xue Ban
Qian S, Dai S, Guo C, Xu J.
europepmc   +1 more source

[Gastrodin inhibits ferroptosis to alleviate hypoxic-ischemic brain damage in neonatal mice by activating GPX4/SLC7A11/FTH1 signaling]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Guo T, Chen B, Shi J, Kuang X, Yu T, Wei S, Liu X, Xiao R, Li J.   +8 more
europepmc   +1 more source