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用预测估计算法求解逆变器主回路直流电压
引用本文:金雍,羊彦,毕强,崔继彬.用预测估计算法求解逆变器主回路直流电压[J].电工电能新技术,2001,20(3):45-49.
作者姓名:金雍  羊彦  毕强  崔继彬
作者单位:西北工业大学
摘    要:本文提出一种用Kalman滤波的方法对变频器主回路直流电压进行估计和预测,解决了无电压/电流闭环系统中当升频、降频时出现输电压不稳的问题,使输出电压能严格按照调制度的改变而精确变化,提高了运行效率,节省了硬件开销。

关 键 词:逆变器  主回路直流电压  预测估计算法  精度
文章编号:1003-3076(2001)03-0045-05
修稿时间:2000年7月17日

Computing DC value of main circuit with predication and estimation algorithm
JIN Yong,YANG Yan,BI Qiang,CUI Ji\|bin.Computing DC value of main circuit with predication and estimation algorithm[J].Advanced Technology of Electrical Engineering and Energy,2001,20(3):45-49.
Authors:JIN Yong  YANG Yan  BI Qiang  CUI Ji\|bin
Abstract:This paper presents a method of Kalman filter for predicting and estimating the DC value of the inverter main circuit,and resolves the problem that the output voltage of the system couldn't be stabilized without the close\|loop when raising or lowering the frequency.The output voltage can be changed strictly according to the change of M(modulation),and at the same time,hardware is simplified and effciency is improved.
Keywords:predication and estimation  inverter
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