Application of Extended Kalman Filter to the Modeling of Electric Arc Furnace for Power Quality Issue

被引:2
作者
金之俭
王丰华
朱子述
机构
[1] China
[2] Dept.of Electrical Eng. Shanghai Jiaotong Univ.
[3] Shanghai 200030
关键词
electric arc furnace(EAF); extended Kalman filter; power quality; chaos;
D O I
暂无
中图分类号
TM924.4 [电弧炉];
学科分类号
080801 ;
摘要
Electric arc furnaces(EAFs)represent one of the most disturbing loads in the subtransmission or transmission electric power systems.Therefore,it is necessary to build a practical model to descript the behavior of EAF in the simulation of power system for power quality issues.This paper deals with the modeling of EAF based on the combination of extended Kalman filter to identify the parameter of arc current and the power balance equation to obtain the dynamic,multi-valued u-i characteristics of EAF load.The whole EAF systems are simulated by means of power system blockset in Matlab to validate the proposed EAF model.This model can also be used to assess the impact of the new plant or highly varying nonlinear loads that exhibit chaos in power systems.
引用
收藏
页码:257 / 262
页数:6
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