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改进型高效PWM控制技术在开关电源中的应用

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为提高开关电源的效率和性能,提出了一种改进型高效脉冲宽度调制(Pulse Width Modulation,PWM)控制技术.通过引入自适应死区时间控制和预测电流控制算法,优化了传统PWM控制方案.实验结果表明,该技术可将开关损耗降低 15%,效率提高 3.5%.同时,输出电压纹波减小 20%,动态响应时间缩短 30%.研究证实,改进型PWM控制技术能有效提升开关电源的整体性能,具有广阔的应用前景.
Application of Improved High-Efficiency PWM Control Technology in Switching Power Supply
In order to improve the efficiency and performance of switching power supply,an improved and efficient Pulse Width Modulation(PWM)control technology is proposed.By introducing adaptive dead time control and predictive current control algorithm,the traditional PWM control scheme is optimized.The experimental results show that the switching loss can be reduced by 15%and the efficiency can be improved by 3.5%.At the same time,the output voltage ripple is reduced by 20%and the dynamic response time is shortened by 30%.The research proves that the improved PWM control technology can effectively improve the overall performance of switching power supply and has broad application prospects.

Pulse Width Modulation(PWM)control technologyswitching power supplyadaptive dead-timepredictive current controlefficiency optimization

郑真福、张小纲、刘国栋

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69016部队,新疆 乌鲁木齐 830000

32142部队,河北 保定 071000

脉冲宽度调制(PWM)控制技术 开关电源 自适应死区时间 预测电流控制 效率优化

2024

通信电源技术
武汉普天通信设备集团有限公司

通信电源技术

影响因子:0.389
ISSN:1009-3664
年,卷(期):2024.41(24)