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单体锂动力电池的携行电台供电电源直流变换控制技术
引用本文:田力,吴珍毅,刘长南,何俊强,刘璐. 单体锂动力电池的携行电台供电电源直流变换控制技术[J]. 西南科技大学学报, 2011, 26(4): 83-87
作者姓名:田力  吴珍毅  刘长南  何俊强  刘璐
作者单位:重庆通信学院控制工程重点实验室,重庆,400035
基金项目:重庆市高校优秀成果转换项目
摘    要:提出一种基于脉宽调制技术和滑模变结构控制技术相结合的新型直流变换电源控制策略,设计了一种连续电流模式下的升压直流变换电源滑模变结构控制器,将3.2 V单体锂动力电池变换为满足携行电台供电要求的12 V工作电源。通过Matlab/Simulink环境下构建控制器仿真模型,并对负载电阻和输入电压变化情况下的控制器性能进行仿真实验,结果表明该升压直流变换电源滑模变结构控制器在大范围扰动情况下的输出电压变化并不明显,稳态误差较小,动态性能良好,鲁棒性强。

关 键 词:直流变换  滑模控制  PWM调制  连续模式  鲁棒性

Research of Portable Radio Power Supply DC Conversion Control Technology Based on Single Lithium Battery
TIAN Li,WU Zhen-yi,LIU Chang-nan,HE Jun-qiang,LIU Lu. Research of Portable Radio Power Supply DC Conversion Control Technology Based on Single Lithium Battery[J]. Journal of Southwest University of Science and Technology, 2011, 26(4): 83-87
Authors:TIAN Li  WU Zhen-yi  LIU Chang-nan  HE Jun-qiang  LIU Lu
Affiliation:TIAN Li,WU Zhen-yi,LIU Chang-nan,HE Jun-qiang,LIU Lu (Key Laboratory of Control Engineering,Chongqing Communication Institute,Chongqing 400035,China)
Abstract:A strategy which connects the pulse width modulation with sliding mode control was put forward and a boost DC converter sliding mode controller in continuous current mode was designed, using DC-DC conversion technology that changes the single low-voltage lithium battery of 3.2 V into the working power station of 12 V. Building the controller simulation model in Matlab / Simulink environment, simulating controller performance in the case of changing the load resistance and input voltage. Simulation results validate its performance in the large-scale disturbance, and show its good dynamic performance, robustness, and smaller steady-state error.
Keywords:DC-DC converter  Sliding mode control  Pulse Width Modulation  Continuous Current Mode  Robustness
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