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800 kV滤波器用断路器合闸电阻电热力多场耦合下性能评估

Gaoya dianqi
合闸电阻对于抑制滤波器组断路器过电压及合闸涌流具有重要作用，但随着电压等级的提升，800 kV滤波器断路器内部合闸电阻的故障率显著升高。目前对于合闸电阻工作环境多场耦合仿真还不够充分，相应改进措施也未得到验证。该研究针对合闸电阻在滤波器断路器中的可能出现的各种合闸电阻故障产生的原因进行了仿真分析，提出了相应的改进方案，并对改进后的效果进行了仿真验证。结果表明，合闸电阻在正常状态下，电场分布均匀，运行稳定；但在异常工况下，局部温度迅速升高，可能导致热应力集中并影响其性能 ...
牛勃, 蔡旭, 马飞越, 赵景禹, 孙尚鹏, 倪辉, 刘涛, 邓军波   +7 more
doaj  

[Evaluation of an interpretable 12-lead ECG automatic diagnosis model based on deep feature fusion]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Lu X, Chen H, Wu Q, Wen Y, Liu G, Chen C.   +5 more
europepmc   +1 more source

[A time-frequency transform and Riemannian manifold-based domain adaptation method for motor imagery in brain source space]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Qi Q, Li M.
europepmc   +1 more source

[Medical treatment standards for emergency burn wounded (2025 edition)]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
National Health Commission Of The People's Republic Of China.
europepmc   +1 more source

[Development of a surface electromyography index system for orofacial muscles and validation of a discriminant model in unilateral molar occlusal interference]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Li W, Shen Y, Yang Y, Shan S, Gao Z, Wen A, Shang X, Tian Y, Guo S, Wang Y, Wang Y, Zhao Y.   +11 more
europepmc   +1 more source

[Research progress on external cervical resorption]. [PDF]

Zhejiang Da Xue Xue Bao Yi Xue Ban
Chen R, Bian M, Zhao J, Qian L, Shi Y, Wu Z.   +5 more
europepmc   +1 more source

[Progresses on temporal interference electromagnetic stimulation for non-invasive deep brain function modulation]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Zhou T, Yu P, Xu Y.
europepmc   +1 more source

[Research on tissue regeneration and engineered scaffold materials in prevention and treatment of lymphedema]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Yuan S, Deng C.
europepmc   +1 more source

[Research progress in diagnosis and treatment of non-tumorous salivary gland diseases]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Cong X, Su J, Wu L, Ding C, Li W, Yu G.
europepmc   +1 more source

[Development and electrophysiological validation of a temporal interference transcranial magnetic stimulation system for mice]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Cui C, Wang T, Zhang Y, Zheng W, Xu G.
europepmc   +1 more source