| 基于DSP数字振荡器的三相基准正弦信号发生器设计 |
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| 引用本文： | 朱卫华,郑留平.基于DSP数字振荡器的三相基准正弦信号发生器设计[J].仪表技术,2009(9):1-3. |
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| 作者姓名： | 朱卫华 郑留平 |
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| 作者单位： | 南华大学电气工程学院,湖南衡阳,421001 |
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| 基金项目： | 湖南省教育厅基金资助项目 |
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| 摘 要： | 提出一种基于DSP数字振荡器产生三相基准正弦波信号的设计方法。系统由TMS320VC5416最小系统和三片TLC320AD50C及简单外围电路构成,简要介绍了系统的软硬件设计方法。通过DSP数字振荡器的实现原理得到设定参数的三相基准正弦波输出,达到设计目的。实验结果表明该系统具有结构简单,频率精确度高,对称性好,波形失真小,频率和幅度调整方便灵活,分辨率高等特点。
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| 关 键 词： | 三相正弦波 DSP 数字振荡器 |
Design of a Three phase Reference Sine Wave Signal Generator Based on DSP Digital Oscillator |
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| ZHU Wei-hua,ZHENG Liu-ping.Design of a Three phase Reference Sine Wave Signal Generator Based on DSP Digital Oscillator[J].Instrumentation Technology,2009(9):1-3. |
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| Authors: | ZHU Wei-hua ZHENG Liu-ping |
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| Affiliation: | (The College of Electrical Engineering, University of South China, Hengyang 421001, China) |
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| Abstract: | A kind of three-phase reference sine wave signal generator based on DSP digital oscillator is designed.The system is composed of TMS320VC5416 minimum system,three TLC320AD50C chips and simple peripheral circuits.The system software and hardware design are introduced briefly in this paper.Three-phase predefined reference sine waves can be obtained by DSP digital oscillator technology and the design object is fulfilled.The experimental results show that the system has the characteristics of simple structure,high frequency precision, good symmetry, low waveform distortion, high-resolution, great convenience and flexiblity for frequency and amplitude adjusting. |
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| Keywords: | DSP |
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