Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Yang, Ge"'
Publikováno v:
IET Electric Power Applications. 14:2062-2073
In this study, a novel sensorless control of the surface-mounted permanent-magnet synchronous motor (PMSM) is proposed. Firstly, by taking the derivative of the back electromotive force (EMF), the high-order voltage equations of PMSM, in which the do
Publikováno v:
Applied Surface Science. 456:985-998
The erosion-corrosion behavior of Hastelloy C22 coating prepared by multilayer laser cladding technology is investigated under impingement by solid-liquid flow. Three external factors are taken into consideration including fluid flow velocity, impact
Autor:
Marcos Rigol, Yang Ge
Publikováno v:
Physical Review A. 103
In finite systems driven unitarily across topological phase transitions, the Chern number and the Bott index have been found to exhibit different behaviors depending on the boundary conditions and on the commensurability of the lattice. For periodic
Publikováno v:
2020 IEEE International Conference on High Voltage Engineering and Application (ICHVE).
Nanomaterials have provided their superior properties on the insulation performance of HVDC transformer, which is helpful to ensure the safe and stable operation of the ultra-large-scale transmission system effectively. Especially, nanomaterials cond
Publikováno v:
IEEE Transactions on Plasma Science. 46:2491-2496
Recent studies have found that the surface flashover strength of oil-impregnated insulation paper can be improved by the modification of nanoparticles. To reveal the working mechanism, this paper presents an experimental study on the effects of TiO2
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 25:1135-1141
Recent studies have shown that the modifications to nanofluid-impregnated pressboards by different shapes of nanoparticles are different. To investigate the effect of nanoparticles shapes on creeping flashover characteristics at the interface of nano
Autor:
Shen Zhizhong, Shengbo Sang, Jianlong Ji, Yang Ge, Chao Wang, Qiang Zhang, Wendong Zhang, Aoqun Jian, Jun Jiang, Qianqian Duan
Publikováno v:
Carbon. 127:432-436
Fine-tuning magnetic states by understanding topological frustration inducing magnetic mechanism should allow greater flexibility for the design of graphene-based spintronics. Based on first-principles calculations, it is predicted that bowtie-shaped
Publikováno v:
Optics Communications. 497:127193
This paper reports the whispering gallery mode (WGM) splitting behavior as-observed between pairs of size-matched microspheres with tight-binding positions. Dye-doped microspheres were excited by pulsed lasers in order that the WGM laser spectra coul
Autor:
Bo Qi, Jinsha Yuan, Bingliang Shan, Qian Sun, Yang Ge, Meng Huang, Qian Du, Yuzhen Lv, Chengrong Li
Publikováno v:
IEEE Transactions on Plasma Science. 45:1704-1709
In this paper, prebreakdown streamers in transformer oil and transformer oil-based TiO2 nanofluid were observed by the schlieren method under positive lightning impulse voltage. Streamers in the nanofluid have numerous branches with much shorter leng
Publikováno v:
IEEE Transactions on Plasma Science. 44:2589-2593
This paper presents experimental research on creeping discharge characteristics of TiO2 nanofluid-impregnated pressboards (NPs) under sustained ac voltage. It was found that NPs possess higher resistance to creeping discharge than that of pure oil-im