| 煤矿井下便携式电子设备电源设计要点 |
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| 引用本文： | 芮骐骅,汪学明,刘炎,盛男,王鸿建.煤矿井下便携式电子设备电源设计要点[J].工矿自动化,2012,38(6):36-38. |
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| 作者姓名： | 芮骐骅 汪学明 刘炎 盛男 王鸿建 |
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| 作者单位： | 天地(常州)自动化股份有限公司,江苏常州,213015 |
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| 基金项目： | 天地科技股份有限公司科技发展基金 |
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| 摘 要： | 针对便携式电子设备的电源性能影响设备稳定运行的问题,探讨了便携式电子设备电源设计要点:介绍了电池类型的选择,指出选择锂电池作为后备电池较为理想;分析了电源安全栅的保护方式,指出先限流后截止的安全栅保护方式可有效提高电源的抗干扰能力;针对电池Boost升压电路中出现的振铃问题,给出了优化Boost变换器关键环路的解决方法,有效减小了电源纹波。
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| 关 键 词： | 便携式电子设备 电源设计 锂电池 安全栅 Boost升压电路 振铃 TPS61070 |
Design Points of Power Supply of Underground Portable Electronic Equipments |
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| RUI Qi-hua
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WANG Xue-ming
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LIU Yan
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SHENG Nan
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WANG Hong-jian.Design Points of Power Supply of Underground Portable Electronic Equipments[J].Industry and Automation,2012,38(6):36-38. |
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| Authors: | RUI Qi-hua WANG Xue-ming LIU Yan SHENG Nan WANG Hong-jian |
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| Affiliation: | (Tiandi(Changzhou)Automation Co.,Ltd.,Changzhou 213015,China) |
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| Abstract: | In view of problem that performance of power supply of portable electronic equipments influences stable running of the equipments,the paper discussed design points of power supply of portable electronic equipments.It introduced selection of battery type and indicated that selecting lithium battery as backup battery is ideal;it analyzed protection modes of safety barrier of power supply and indicated that protection modes of safety barrier with current limitation and cut-off can improve anti-interference ability of power supply effectively;in view of problem of ringing in Boost circuit,it gave solutions of optimizing key loop of Boost converter which can reduce power ripple effectively. |
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| Keywords: | portable electronic equipment power supply design lithium battery safety barrier Boost circuit ringing TPS61070 |
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