| 一种带负载电流前馈的双闭环逆变控制的在线式UPS(英文) |
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| 引用本文： | 黄玉水,丁雄勇,辛玉刚.一种带负载电流前馈的双闭环逆变控制的在线式UPS(英文)[J].控制工程,2009(Z2). |
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| 作者姓名： | 黄玉水 丁雄勇 辛玉刚 |
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| 作者单位： | 南昌大学信息工程学院;南山学院自动化学院; |
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| 摘 要： | 提出了一种带负载电流前馈的双闭环逆变控制的数字化在线式UPS。该控制方法提升了UPS系统性能,使得UPS输出的动态和稳态性能较优、可靠性较高;此外,主电路采用了单相半桥逆变器,与普通的全桥结构形式相比,有着它自身突出的优点。在建立了逆变器及其控制系统数学模型的基础上,分析了系统性能,并采用了M atlab/S imu link仿真工具对逆变控制系统进行了仿真,仿真结果表明UPS不仅可以实现稳压稳频的输出,且系统性能也得到了改善。
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| 关 键 词： | 在线式UPS 逆变控制 数字PID |
A Digital On-Line UPS Based on Inverter Control with Load Current Feed-forward |
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| HUANG Yu-shui,DING Xiong-yong,XIN Yu-gang.A Digital On-Line UPS Based on Inverter Control with Load Current Feed-forward[J].Control Engineering of China,2009(Z2). |
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| Authors: | HUANG Yu-shui DING Xiong-yong XIN Yu-gang |
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| Affiliation: | 1.School of Information Engineering;Nanchang University;Nanchang 330031;China;2.Automatization Engineering;Nanshan College;Yantai 265713;China |
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| Abstract: | Based on inverter control with load current feed-forward,a digital on-line UPS is presented.This control method can improve the UPS system performance and make UPS steady-state and dynamic performance better and reliability higher.Single-phase half-bridgeinverter adopted has its own outstanding merits compared with the common structure of full-bridge.On the basis of seting up the mathematic model of the inverter and its control system,the system performance is analyzed and the computer simulation-Simulink i... |
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| Keywords: | on-line UPS inveter control digital PID |
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