摘要
分析、设计了一种利用简单的硬件电路实现太阳电池恒压跟踪功能的新型太阳能充电系统。本系统以电流型脉冲宽度调制芯片TL494为控制核心,采用典型的电压、电流双闭环调节方式,使系统具有良好的动态响应速度和稳态精度。
A kind of new type solar energy charging system with a simple circuit, realizing the function ol the constant voltage tracking (CVT) of the solar cells is analyzed and designed The system uses typical voltage and current double close loop conditioning mode, based on the chip of TL494 of pulse width modulation, to make the system have better dynamic response speed and steady decision.
出处
《电源技术应用》
2002年第6期42-44,共3页
Power Supply Technologles and Applications
关键词
恒压跟踪
太阳能充电器
设计
脉冲宽度调制
Constant voltage tracking
Solar energy charging system
Pulse width modulation
