| 开关电源数字均值电流控制技术研究 |
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| 引用本文： | 杨庆江,毕艳芳.开关电源数字均值电流控制技术研究[J].机械制造与自动化,2012,41(1):146-149. |
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| 作者姓名： | 杨庆江 毕艳芳 |
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| 作者单位： | 黑龙江科技学院,黑龙江哈尔滨,150027 |
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| 基金项目： | 黑龙江省教育厅青年学术骨干项目 |
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| 摘 要： | 以连续导电模式(CCM)的Buck变换器为例,详细介绍了数字均值电流控制技术,着重推导后缘、前缘、三角后缘及三角前缘调制DAC控制Buck变换器的占空比算法.证明了双缘调制方式的数字均值电流控制具有优异的负载瞬态特性.
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| 关 键 词： | 连续导电模式 数字均值电流控制技术 DAC控制 占空比算法 |
Digital Average Current Control Technology of Switching Power Supply |
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| YANG Qing-jiang
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BI Yan-fang.Digital Average Current Control Technology of Switching Power Supply[J].Machine Building & Automation,2012,41(1):146-149. |
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| Authors: | YANG Qing-jiang BI Yan-fang |
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| Affiliation: | (Heilongjiang Institute of Science and Technology,Harbin 150027,China) |
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| Abstract: | This paper takes CCM(Continuous Conductive Mode) Buck converter for example to introduce the digital average current control technology and the algorithm of the duty ratio with DAC control Buck converter of modifying the trailing edge,leading edge and triangle edge in detail.It shows that double edge modified digital average current control has excellent transient response performance. |
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| Keywords: | CCM digital average current control DAC control algorithm of the duty ratio |
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