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C₄F₇N/CO₂混合气体自由燃弧特性仿真研究

Gaoya dianqi
目前电力行业中采用C4F7N/CO2混合气体作为绝缘介质替代SF6的可推广性较高，但对其灭弧性能的研究仍有待深入。文中基于磁流体动力学（MHD）理论模拟了棒—棒电极间隙的自由燃弧动态过程，计算了0.6 MPa的C4F7N/CO2混合气体（C4F7N占比分别为7%、10%、20%）和SF6的电弧伏安特性。研究结果表明：C4F7N/CO2混合气体在轴向的扩散能力强于SF6气体；与C4F7N/CO2混合气体相比，SF6气体的燃弧温度更低，增大C4F7N的比例可降低燃弧温度；在燃弧过程中SF6气体的电弧电压最低，
李爽, 理乐, 陈圣, 毕海涛, 林莘, 庚振新   +5 more
doaj  

[Determination of vitamin A and vitamin E in human tear by liquid chromatography-tandem mass spectrometry and analysis of their relationship with dry eye]. [PDF]

Se Pu
Luo BB, Jiao JR, Bai J, Liu XY.
europepmc   +1 more source

[Exploration and clinical application of the "digital and intelligent surgery" diagnosis and treatment workflow for oral and maxillofacial tumors]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
DU W, Zhang W, Yu Y, Liu S, Su H, Hu L, Tang Z, Wu B, Chen Z, Li J, Wang H, Peng X.   +11 more
europepmc   +1 more source

[Determination of 65 synthetic cannabinoids in whole blood by QuEChERS-ultra performance liquid chromatography- mass spectrometry]. [PDF]

Se Pu
Xi Z, Ye Y, Li SP, Kang J, Liu WQ, Zhang J, Li DX.   +6 more
europepmc   +1 more source

[Epidemiological characteristics of human metapneumovirus and risk factors for severe pneumonia in hospitalized children]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Wang YX, Lu SK, Huang KL, Cao LJ, Chu YJ, Niu B.   +5 more
europepmc   +1 more source

[Establishment of a Noninvasive Diagnostic Model for Wilson Disease Using Metallomics and Machine Learning]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban
Zhou H, Xu H, Pan A, Tang X, Zhang J, Xie L, Li Y.   +6 more
europepmc   +1 more source

[Interpretation of the "Expert consensus on the management of neonatal parenteral nutrition (2025)"]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Lin XZ, Zhang R, Chang YM, Li ZH, Liu XH, Bei F, Shen W, Tong XM, Chen C.   +8 more
europepmc   +1 more source

[<i>Shengmai San</i> improves osimertinib resistance of non-small cell lung cancer cells by regulating the lactate/Wnt/β-catenin/LDHA pathway]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Liang Z, Pan F, Deng L, Mai Z, Ma Y, Shi C, Fu W.   +6 more
europepmc   +1 more source

[Safety and Clinical Benefit Analysis of No-chest-tube Strategy After Uniportal Video-assisted Thoracoscopic Pulmonary Wedge Resection Based on Propensity Score Matching]. [PDF]

Zhongguo Fei Ai Za Zhi
Lin C, Ning Y, Ma S, Tang J, Jin L, He W, He H, Qiang G.   +7 more
europepmc   +1 more source

[Determination of 51 per- and polyfluoroalkyl substances in raw water and drinking water by online solid-phase extraction coupled with ultra performance liquid chromatography- tandem mass spectrometry]. [PDF]

Se Pu
Chen YY, Lyu J, Ye BX, Zhang L, Wang YY, Jin N.   +5 more
europepmc   +1 more source