An interactive method of block grid generation is studied, including the issues of interactive input, graphics view, grid quality check, visual random control of grid solving process, etc.
探讨了分区网格生成的交互方法，包括交互输入、图形显示、网格质量检查、网格求解过程的随机可视控制等问题。
Monitoring analyses and control countermeasures for disturbance sources of power quality (PQ) in regional power grid are the important tasks to assure the power quality.
区域电网电能质量干扰源的监测分析及防治对策是保证电网电能质量的重要任务。
Theoretical analysis and experimental results verify that the dual closed loop repetitive control based inverter has high output energy quality and low THD of grid-connected current.
理论分析和实验表明，基于双闭环重复控制的并网逆变器具有较高的输出电能质量和较低的并网电流谐波畸变率。
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