| 基于DSP的闭环SPWM的实现方法 |
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| 引用本文： | 耿后来,吴卫民,陈建明,李春龙.基于DSP的闭环SPWM的实现方法[J].通信电源技术,2010,27(4):32-34. |
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| 作者姓名： | 耿后来 吴卫民 陈建明 李春龙 |
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| 作者单位： | 1. 上海海事大学电力传动与控制研究所,上海,200135
2. 广州国新电子科技有限公司,广东,广州,510000 |
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| 摘 要： | 介绍了基于DSP的单相全桥逆变器数字控制系统,详细论述了利用数字信号处理器TMS320LF2407产生SP-WM波形、数字PI的实现、PI控制算法,并给出了其详细原理及具体推导过程和软件流程。最后,搭建了一个单相逆变器,其实验结果验证了设计的可行性。
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| 关 键 词： | 正弦脉宽调制 数字信号处理技术 闭环控制 |
A Way to Realize the Closed-Loop SPWM Based on DSP |
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| GENG Hou-lai,WU Wei-min,CHEN Jian-ming,LI Chun-long.A Way to Realize the Closed-Loop SPWM Based on DSP[J].Telecom Power Technologies,2010,27(4):32-34. |
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| Authors: | GENG Hou-lai WU Wei-min CHEN Jian-ming LI Chun-long |
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| Affiliation: | 1 .Shanghai Maritime University,Shanghai 200135,China 2 .Guangzhou Guoxin Electronic Technology Co.,Ltd,Guangzhou 510000,China) |
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| Abstract: | In this paper,the digital control system of single-phase full-bridge inverter is introduced,and arithmetic of SPWM,digital closed loop PI,PI control algorithm in detail,which based on the digital signal processor TMS320LF2407,is discussed in detail.The principle,formula derivation and software flow chart is given.Finally the feasibility of the design is verified by the experimental results of single phase full-bridge inverter. |
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| Keywords: | SPWM DSP closed loop control |
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