高频变压器为功率变换器的核心磁性元件,利用仿真软件对高频变压器进行电磁场仿真分析,可以节省设计时间、优化结构、提高效率。在对电磁场和温度场的控制方程、边界条件进行详细分析的基础上,建立高频变压器电磁场—温度场耦合计算流程。利用Infolytica的MagNet和ThermNet仿真软件,对一台5 kHz/15 kW纳米晶合金磁芯三相五柱式高频变压器的漏磁场、磁芯损耗、绕组损耗和温度场进行有限元法计算,开展空载和短路实验研究,验证计算方法的准确性。
陈彬 +4 more
doaj
[Finite-element simulation and experimental investigation of nanosecond transcranial pulsed electric field propagation and distribution in a three-dimensional brain model]. [PDF]
Chen Y, Yao C, Yan F, Xiao P, Lu X.
europepmc +1 more source
[Progresses on temporal interference electromagnetic stimulation for non-invasive deep brain function modulation]. [PDF]
Zhou T, Yu P, Xu Y.
europepmc +1 more source
随着“低碳环保”的发展,国家在节能减排和环境污染上愈发的重视,作为清洁能源之一的风电,成为国家政策大力支持的产业。为了准确模拟出海上风电场的高电压暂态特性及抑制措施,对海上风电场重燃过电压进行了建模仿真,在分析了海上风电场过电压的机理上,基于ATP-EMTP进行了真空断路器、变压器、高频磁环的建模,建立了海上风电系统并仿真了真空断路器的分闸重燃现象。提出了利用高频磁环对重燃过电压的抑制措施,分析了不同磁环材质、不同磁环长度、不同磁环内外径、不同磁环形状大小对重燃过电压的抑制效果 ...
方春恩 +4 more
doaj +2 more sources
[Development and electrophysiological validation of a temporal interference transcranial magnetic stimulation system for mice]. [PDF]
Cui C, Wang T, Zhang Y, Zheng W, Xu G.
europepmc +1 more source
一、前言 一些研究人员曾经证实:对真空电弧外施一个纵磁场,可以增进其断流容量,并阐明了稳定电弧的最佳磁场与电弧电流和触头间隙之间的关系。 作者所进行的研究,使纵磁场触头得以实用化,并制成了装有纵磁场触头的真空断路器。十年来,我们在研制高电压和大容量真空断路器的同时,利用这种纵磁触头生产了各种额定参数的真空断路器 ...
doaj
[Nanomaterial-driven Lateral Flow Immunoassay: Technological Development and Application]. [PDF]
Zheng J, Hu X, Gu B.
europepmc +1 more source
[Electric-field modeling, simulation, and experimental analysis of multi-target temporal interference transcranial alternating current stimulation]. [PDF]
Wang T, Cui C, Wei Y, Ji X, Xu G.
europepmc +1 more source
Electromagnetic field exposure as a plausible approach to enhance the proliferation and differentiation of mesenchymal stem cells in clinically relevant scenarios. [PDF]
Hamid HA +4 more
europepmc +1 more source
[Research progress on the pretreatment and analysis of prohibited components of glucocorticoids in cosmetics]. [PDF]
Liu L, Xiao XH, Fang JH, Li GK.
europepmc +1 more source

