控制系统采用紫外线传感器和光敏电阻组成对太阳光线的探测器，实现了太阳电池组件对太阳的跟踪。

In its control system, the ultraviolet radiation sensor and photoresistor are used to form a detector to track the sun with solar energy modules.

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系统采取调制光源作为探测信号，采用光敏二极管面阵作为接收组件，大大提高了系统的灵敏度和抗干扰能力。

Modulated light is used as detecting signal in this system, photodiode area array is used as receiving module, which greatly improves the sensitivity and anti-interference ability of the system.

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