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变压器高压套管故障下乙炔生成规律及其扩散特性研究

Gaoya dianqi
针对变压器高压套管故障中C2H2气体生成机制不明确及产气后扩散行为难以预测的问题，开展了油纸在过热与击穿故障条件下的产气实验。研究表明，在过热温度达到800℃时，随着温度升高，相同时间间隔内采集的油样中乙炔含量逐渐增加；在击穿放电过程中，C2H2成为主要气体产物。此外，利用有限元方法对乙炔气体在不同注气位置、初始温度及温度梯度下的扩散特性进行了仿真研究。结果显示，均温条件下，注气点位置、油流状态及温度分布显著影响气体扩散速度及体积分数分布，且不同注气点设置会导致扩散路径的变化。非均温条件下 ...
沈乐宇, 张伟, 陈川, 朱煦然, 蒙延宗, 刘博, 陈巳阳   +6 more
doaj  

[Research progress of tibial tunnel positioning techniques in posterior cruciate ligament reconstruction]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Li R, Liao Y, Guo F, Chen Q, Li S, He C.
europepmc   +1 more source

[Application of infrared thermography in breast reconstruction and plastic surgery and limb reconstruction]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Jian H, Mu L, Pan J, He G, Song T, Chen X, Wu H, Xie K, Wang S, Xu Y, Huang L, Liu Y, Guo L, Zhang C, Chen Y, Tang S, Chen P, Liu Y, Xie M, Yang L, Cheng X, Dong Y, Han J, Yang W, Miao Y, Wu H, Yu Y.   +26 more
europepmc   +1 more source

[Establishment of an Epstein-Barr virus infection model using human nasal organoids]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Wei J, Zheng H, Zhao Y, Yu Y, Xu Y, Li G.   +5 more
europepmc   +1 more source

[Mechanisms and clinical research progress of mesenchymal stromal cell therapy for steroid-refractory acute graft-versus-host disease]. [PDF]

Zhonghua Xue Ye Xue Za Zhi
Wang N, Xu ZL, Liu DH.
europepmc   +1 more source

[Structural design and mechanical analysis of a "drum-shaped" balloon-expandable valve stent in expanded configuration]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Zhao Y, Hou Q, Zhou J, Chen S, Zhang H, Qiao A.   +5 more
europepmc   +1 more source

[Construction of a highly efficient HBV infection cell model based on HBV co-receptor neuropilin-1]. [PDF]

Zhonghua Gan Zang Bing Za Zhi
Liu ZH, He XM, Xu KX, Yu HB, Chen J.
europepmc   +1 more source

[Neonatal-onset multisystem inflammatory disease in a neonate caused by a <i>de novo</i><i>NLRP3</i> variant]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Gao FH, Tang ZF, Song JW, Zhang WB, Yang L.   +4 more
europepmc   +1 more source

[Research progress on the causes of pain in knee osteoarthritis]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wei N, Zheng Z.
europepmc   +1 more source

[Analysis of induction therapy response in children with high-risk neuroblastoma]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Wang Y, Zhang T, Huang C, Liao XL, Yang JW, Jiang SY, Shao JB.   +6 more
europepmc   +1 more source