| 基于Delta逆变技术的三相动态电压恢复器研制 |
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| 引用本文： | 郑常宝,陈权,张力,王群京.基于Delta逆变技术的三相动态电压恢复器研制[J].电力电子技术,2010,44(10). |
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| 作者姓名： | 郑常宝 陈权 张力 王群京 |
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| 作者单位： | 安徽大学,教育部电能质量工程中心,安徽,合肥,230039 |
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| 基金项目： | 安徽省教育厅重点科研项目，安徽省高等学校省级优秀青年基金项目 |
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| 摘 要： | 电压凹陷已成为现代电力用户面临的最严重的电能质量问题之一,对企业造成巨大经济损失。解决电压凹陷的方法是在供电电源与用电设备间安装缓解设备,动态电压恢复器(Dynamic Voltage Restorer,简称DVR)已成为解决电压凹陷的首选方案。研制了基于Delta逆变技术的三相动态电压恢复器,DVR具有出现异常时退出检修的功能。DVR采用单极倍频正弦脉宽调制算法计算控制脉冲的宽度,该算法计算量小。最后给出了DVR的结构和实验结果。
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| 关 键 词： | 动态电压恢复器 电压凹陷 Delta逆变技术 脉宽调制 |
Devolepment of Three-phase Dynamic Voltage Restorer Based on Delta Inverter Technology |
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| ZHENG Chang-bao,CHEN Quan,ZHANG Li,WANG Qun-jing.Devolepment of Three-phase Dynamic Voltage Restorer Based on Delta Inverter Technology[J].Power Electronics,2010,44(10). |
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| Authors: | ZHENG Chang-bao CHEN Quan ZHANG Li WANG Qun-jing |
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| Affiliation: | ZHENG Chang-bao,CHEN Quan,ZHANG Li,WANG Qun-jing(Anhui University,Hefei 230039,China) |
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| Abstract: | Voltage sag has become one of the most serious power quality problem that the power users meet,and re-sults in huge economic loss for corporation.The power users should install restrainer between power system and load to solve voltage sag,and dynamic voltage restorer is first scheme for solving voltage sag.Dynamic voltage restorer based on Delta inverter technology is developed and can exit for repair if falure.Monopole double freqeuncy SPWM Algorithm is employed and its computation burden is small.The stru... |
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| Keywords: | dynamic voltage restorer voltage sag delta inverter technology sine pulse modulation |
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