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SpeedRegulationSystemResearchofMiningElectricLocom
- 矿用电机车电控系统有两种,一种是有触点的电控系统,另一种是脉冲调速系统。以晶闸管为主要元件的脉冲调速系统在矿用电机车中仍大量使用。晶闸管属于半控型器件,其控制极只能控制开通而不能控制其关断,在低速运行时,晶闸管一经导通后,如果不能根据需要关断,则电动机承受全部电压而失去控制,电机车全速运行。本文利用MATLAB软件对矿用电机车晶闸管脉冲调速系统的主电路进行建模并仿真,对影响安全运行的关键元器件进行了详细的分析。仿真结果表明晶闸管脉冲调速系统存在安全隐患。随着电子工业的飞速发展,一种新型的全控型电
fdtd_2D_TE_PML_period
- 时域有限差分法，TE波，UPML吸收层，绝缘介质，平面波或点源 -FDTD method, TE wave, UPML absorbing layer, insulating medium, plane wave or point source
sphere_scattering
- 基于Mie理论的球形介质monte carlo模拟多次散射，包括：绝缘球的平面波散射和多层覆盖介质球的平面波散射。-This package contains the code that implements the field solutions as a) a planewave is scattered by a dielectric sphere, b) a planewave is scattered by a multi-layer concentric sphere.
xy7z.ZIP
- 采用图像识别和分类判定绝缘材料憎水等级By image recognition and classification of insulating material hydrophobic level-By image recognition and classification of insulating material hydrophobic level
FEM1
- 设有一长直矩形(a*2a)接地金属槽，上盖板对地绝缘ф1=10，侧壁，底ф2=0，求槽内的电位分布。用有限单元法求解。-Grounded metal tank with a long straight rectangular (a* 2a), on the cover insulation ф1 = 10, sidewalls, the bottom ф2 = 0, seeking a slot of the potential distribution. Using the finite el
testISO
- 绝缘阻抗检测，当方阵的接地绝缘阻抗过低的时候，逆变器无法并网，会报ISO错误-Insulation resistance detection
Resc
- SIMULINK，绝缘电阻算法例程，电动汽车-SIMULINK, insulation resistance algorithm routines, electric cars