Solar photovoltaic charge control device
A solar photovoltaic and charging control technology, applied in photovoltaic power generation, circuit devices, battery circuit devices, etc., can solve problems such as large inrush current, low power loss system efficiency, damage, etc., to eliminate inrush current, reduce switch loss, The effect of improving the performance against electromagnetic interference
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[0032] In order to make the objectives, technical solutions and advantages of the present invention clearer, the following further describes the present invention in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiment described here is a solar photovoltaic charging control device of the present invention with a single power of 500W, which is only used to explain the present invention, not to limit the present invention. Among them, the charging voltage of the battery 7 is 12V, the maximum output voltage of the DC-DC converter 3 is 14.8V, and the maximum output current is 40A.
[0033] See figure 1 , figure 2 with image 3 a. The basic structure of the solar photovoltaic charging control device is composed of a microprocessor 5, a voltage and current detection component 2, a sampling data conversion component 4, a PWM signal driving component 6 and a DC-DC conversion component 3. The input end of the microproce...
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