Based on effect of the impedance Angle value size in flicker calculation formula, an engineering estimation method of impedance Angle for flicker calculation is presented in this paper.
In order to assess the flicker caused by electric arc furnace, the simulation method to assess flicker and its application in electric arc furnace power system was studied.
为了仿真评估电弧炉引起的闪变严重度，对闪变仿真法及其在电弧炉供电系统中的应用进行了研究。
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This method not only can be used in the analysis and calculation of power quality, but also in the theoretical deduction of voltage fluctuation and voltage flicker.