| 直接功率控制的三相空间矢量脉宽调制整流器离散域建模 |
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| 引用本文： | 付志红,董玉玺,朱学贵,苏向丰,王万宝. 直接功率控制的三相空间矢量脉宽调制整流器离散域建模[J]. 电网技术, 2011, 0(2) |
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| 作者姓名： | 付志红 董玉玺 朱学贵 苏向丰 王万宝 |
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| 作者单位： | 输配电装备及系统安全与新技术国家重点实验室(重庆大学); |
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| 基金项目： | 国家自然科学基金资助项目(40874094); “211工程”三期建设项目(S-09111)~~ |
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| 摘 要： | 为了在常规的电压定向控制基础上省去电流内环和交流电压传感器,提高系统的动态响应,将空间矢量脉宽调制(space vector pulse width modulation,SVPWM)与直接功率控制相结合,在推导系统数学模型的基础上,对电压外环调节器、功率内环调节器、SVPWM调制模块、系统时钟、采样频率、数据位数、坐标变换模块等参数进行了设计,在Simulink和基于现场可编程门阵列的高速数字信号处理平台上分别搭建了连续域和离散域模型,并进行了仿真和实验验证。仿真和实验结果表明,该方法提高了系统的动态响应速度,实现了高功率因数运行。
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| 关 键 词： | 整流器 空间矢量脉宽调制 直接功率控制 高速数字信号处理平台 |
Discrete Control Modeling for Three-Phase SVPWM Rectifier Based on Direct Power Control |
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| FU Zhihong,DONG Yuxi,ZHU Xuegui,SU Xiangfeng,WANG Wanbao,Shapingba District,Chongqing ,China). Discrete Control Modeling for Three-Phase SVPWM Rectifier Based on Direct Power Control[J]. Power System Technology, 2011, 0(2) |
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| Authors: | FU Zhihong DONG Yuxi ZHU Xuegui SU Xiangfeng WANG Wanbao Shapingba District Chongqing China) |
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| Affiliation: | FU Zhihong,DONG Yuxi,ZHU Xuegui,SU Xiangfeng,WANG Wanbao(State Key Laboratory of Power Transmission Equipment & System Security and New Technology(Chongqing University),Shapingba District,Chongqing 400044,China) |
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| Abstract: | To leave out current inner loop and AC voltage sensors used in conventional voltage oriented control to improve dynamic response of control system,the space vector pulse width modulation is integrated with direct power control and on the basis of deriving mathematical model of control system the parameters of outer loop voltage regulator,inner loop power regulator,SVPWM modulation module,system clock,sampling frequency,data bits,coordinate transformation module are designed.The continuous domain model and d... |
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| Keywords: | rectifier SVPWM direct power control VHS-ADC |
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