Wide range voltage adjustable buck-boost single-stage inverter circuit device
An inverter circuit and adjustable technology, applied in the direction of output power conversion devices, electrical components, and conversion equipment without intermediate conversion to AC, can solve the problem that the value cannot be increased, and achieve the reduction of passive components, small size, The effect of increasing noise immunity
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[0015] The main structure of this embodiment includes a DC power supply Vg, a switch tube S, an inductor L, a capacitor C, and a transistor T 1 ~T 6 With diode D 1 ~D 6 A three-phase voltage type bridge inverter circuit formed in cooperation; one end of the switch tube S is electrically connected to the positive pole of the DC power supply Vg, the other end is electrically connected to one end of the inductor L, and the other end of the inductor L is electrically connected to the negative pole of the DC power supply Vg Electrically connected, a local loop is formed between the DC power supply Vg, the switching tube S and the inductor L; the positive electrode of the electrolytic capacitor C and the inductor L are jointly connected to the negative electrode of the DC power supply Vg, and form a three-phase voltage type bridge inverter circuit A partial loop; the three-phase voltage type bridge inverter circuit includes six bridge arms, each bridge arm is composed...
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