Results 81 to 90 of about 12,477 (119)

基于振动信号的油浸式铁心电抗器典型缺陷诊断方法研究

Gaoya dianqi
油浸式铁心电抗器正常运行期间其振动由绕组受力、铁心磁致伸缩效应以及铁心饼间的麦克斯韦力导致。通过构建电抗器磁—固耦合三维模型，对电抗器在3种载荷作用下的轴向及径向振动响应分布进行分析。在此基础上搭建电抗器振动试验平台获取了电抗器箱体振动信号，通过调整铁心轴向压紧力，对箱体振动信号进行采集，通过提取各机械状态下的振动频谱特征可知，随着电抗器铁心轴向压紧力降低，箱体振动信号频谱发生变化，采用3种贝叶斯优化的网络分类器模型，对不同压紧力下的机械状态进行识别，准确率分别达到了94.5%、94.2%与95.0 ...
孟令明, 高树国, 张玉焜, 柳树青, 汲胜昌, 田源, 张宁   +6 more
doaj  

[Report of 24 cases of primary ciliary dyskinesia in children]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Feng XQ, Zhong LL, Peng L, Xu L, Zhou P.
europepmc   +1 more source

[Research advances in nerve transfer for upper limb function restoration: applications from peripheral nerve injury to central nervous system injury]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Xu J, Jing Y, Gao H, Xie Y, Liu L, Qi Y, Chen L, Liu H, Li J.   +8 more
europepmc   +1 more source

[Cessation intention and behavior of e-cigarettes and associated factors among 18-44 Chinese adults: Based on protection motivation theory]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Zhang X, Yang X, Lin H, Ji Y, Cao W, Chang C.   +5 more
europepmc   +1 more source

[Cluster-guided adaptive Transformer for muscle fatigue prediction]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Fan B, Bao X, Ding L, Wu J.
europepmc   +1 more source

[Revolution teaching practice in sample pretreatment supported by large-scale instrument： a case study of magnetic covalent organic framework enriching organic ultraviolet filters in seawater]. [PDF]

Se Pu
Li S, Zhu YL, Ren Z, Gao DD, Gu HL, Lao JL.   +5 more
europepmc   +1 more source

[Rehabilitation guidelines and specifications for traumatic spinal cord injury (2025 edition)]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Professional Committee Of Spine And Spinal Cord Injury Rehabilitation China Association Of Rehabilitation Of Disabled Persons, Professional Committee Of Spine Chinese Association Of Rehabilitation Medicine, The Second Medical-Rehabilitation Integration Working Committee Chinese Association Of Rehabilitation Medicine, Spine And Spinal Cord Injury Repair Study Group The Third Professional Committee Of Neurorestoratology Chinese Medical Doctor Association.   +3 more
europepmc   +1 more source

[Progress and future prospects of robot-assisted total hip arthroplasty]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Cai L, Gui Y, Kong X, Chai W.
europepmc   +1 more source

[Patient-specific electroencephalography epileptic seizure prediction method using global dynamic multi-scale spatio-temporal features]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Cheng C, Wu H, Song W, You B, Liu Y.
europepmc   +1 more source

[Targeted inhibition of miR-503 upregulates Apelin expression to alleviate myocardial infarction in mice]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Li J, He Y, Bi F, Chen J, Fan Z, Zhang Y, Chen E, Xiao H, Wu Y, Tian H, Zhou Y.   +10 more
europepmc   +1 more source