| 超宽范围输人电压Buck变换器设计 |
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| 引用本文： | 熊才伟,朱永亮.超宽范围输人电压Buck变换器设计[J].电力电子技术,2011,45(9):58-60. |
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| 作者姓名： | 熊才伟 朱永亮 |
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| 作者单位： | 中国电子科技集团公司第14研究所,江苏南京,210039 |
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| 摘 要： | 针对风力发电中DC/DC模块电源高可靠性、超宽输入电压范围、高效率、高功率密度的要求,设计了单级Buck变换器,采用UC2843芯片为控制核心及峰值电流控制模式,并加入斜坡补偿技术,满足超宽输入电压范围内电源的稳定；改进了保护电路,使电源能具备长时间短路并可自动恢复及过温、输入过/欠压等保护功能,提高了电源可靠性.最后...
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| 关 键 词： | 变换器 超宽范围 峰值电流控制 短路保护 |
Design of Buck Converter With Ultra Wide Input Voltage Range |
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| XIONG Cai-wei,ZHU Yong-liang.Design of Buck Converter With Ultra Wide Input Voltage Range[J].Power Electronics,2011,45(9):58-60. |
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| Authors: | XIONG Cai-wei ZHU Yong-liang |
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| Affiliation: | XIONG Cai-wei,ZHU Yong-liang(No.14 Nanjing Research Institute of Electronics Technology,Nanjing 210039,China) |
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| Abstract: | As to the requirement of high reliability,ultra wide input voltage range,high power density and high effi-ciency in the DC/DC power module used in wind power system,a single stage Buck converter which using the UC2843,peak current control mode and slope compensation to ensure the stable state of the power is designed in the ultra wide input voltage range.Meanwhile,the design raises the reliability of this power module by improving the pro-tect circuits,like longer time short circuit,ability of self-recovery... |
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| Keywords: | converter ultra wide range peak current control short circuit protection |
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