AVR switching power supply and elevator power supply system
The utility model relates to a AVR switching power supply and elevator power supply system, wherein AVR switching power supply includes: double -barrelled just sharp circuit, first commutating winding, second commutating winding and single -ended multichannel flyback converter, first commutating win...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a AVR switching power supply and elevator power supply system, wherein AVR switching power supply includes: double -barrelled just sharp circuit, first commutating winding, second commutating winding and single -ended multichannel flyback converter, first commutating winding, second commutating winding pass through respectively double -barrelled just sharp circuit connection generating line, single -ended multichannel flyback converter connection bus, the calling case is connected to the output of first commutating winding for busbar voltage converts a voltage output to calling the case, external equipment is connected to the output of second commutating winding for busbar voltage converts the 2nd voltage output to external equipment to, the main control board is connected to single -ended multichannel flyback converter's output for it exports the main control board to to convert busbar voltage to A third voltage. Above -mentioned AVR switching power supply can reduce the hardware |
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