A four-switch mppt controller
A four-switch and controller technology, applied in the direction of control/regulation systems, instruments, collectors, etc., can solve the problems of high voltage stress of switch tubes, reverse voltage polarity, battery charging, etc., and achieve less passive components and less voltage stress low effect
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[0026] Below, the present invention will be further described in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of not conflicting, the various embodiments described below or the technical features can be combined arbitrarily to form new embodiments. .
[0027] A four-switch MPPT controller such as figure 1 As shown, it includes photovoltaic power supply, photovoltaic anti-reverse protection unit, four-switch Buck-Boost conversion unit, battery reverse connection protection unit, and load control protection unit;
[0028] The photovoltaic power supply, photovoltaic anti-reverse connection protection unit, four-switch Buck-Boost conversion unit, and battery reverse connection protection unit are connected in sequence, the battery reverse connection protection unit is connected to the battery, the load control protection unit is connected to the battery reverse connection protection unit, and the load; ...
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