改进型高效PWM控制技术在开关电源中的应用
Application of Improved High-Efficiency PWM Control Technology in Switching Power Supply
郑真福 1张小纲 1刘国栋2
作者信息
- 1. 69016部队,新疆 乌鲁木齐 830000
- 2. 32142部队,河北 保定 071000
- 折叠
摘要
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.
Abstract
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.
关键词
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Key words
Pulse Width Modulation(PWM)control technology/switching power supply/adaptive dead-time/predictive current control/efficiency optimization引用本文复制引用
出版年
2024
NETL
NSTL
万方数据