| 新型反激式变压器及其缓冲电路设计 |
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| 引用本文： | 张厚升. 新型反激式变压器及其缓冲电路设计[J]. 电气传动, 2010, 40(11) |
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| 作者姓名： | 张厚升 |
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| 作者单位： | 山东理工大学,电气与电子工程学院,山东,淄博,255049 |
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| 基金项目： | 国家自然科学基金资助项目 |
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| 摘 要： | 变压器是反激式开关电源中的核心部件,分析了反激式变压器的工作原理,详细介绍了反激式变压器及其吸收回路的设计方法与一般步骤,包括齐纳钳位电压的计算、实际占空比的计算、电感值的计算、磁芯的选择、各路输出绕组匝数的确定以及气隙的计算.试验表明,所设计的变压器在实际电路中表现出良好的电气特性,能够在输入电压变化较大的情况下长期稳定的工作.
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| 关 键 词： | 开关电源 反激式变换器 变压器 缓冲电路 |
Novel Design Method of Flyback Transformer and Its Snubber Circuit |
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| ZHANG Hou-sheng. Novel Design Method of Flyback Transformer and Its Snubber Circuit[J]. Electric Drive, 2010, 40(11) |
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| Authors: | ZHANG Hou-sheng |
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| Affiliation: | ZHANG Hou-sheng(School of Electrical & Electronic Engineering,Shandong University ofTechnology,Zibo 255049,Shandong,China) |
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| Abstract: | Transformer is the core of flyback switching power supply device.The working principle of the flyback transformer was analyzed.The concrete method and the detailed procedures about the design of flyback transformer and its absorption circuit were introduced,which included the calculation of Zener clamping voltage,the calculation of actual duty ratio,the calculation of inductance,the select of magnetic core,the calculation of winding turns,and calculation of air-gap.Experimental results show that the designe... |
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| Keywords: | switching power supply flyback converter transformer snubber circuit |
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