Patent ID: 9735668
Date: 2017-08-15
CPC Classifications: G05F,H02M,H05B,Y02B

Claim:
1. A constant-voltage drive device with adjustable output voltage, comprising a chopping wave structure, an AC power voltage detection module, an AC voltage signal bias module, a power factor correction controller with multiplier, a power factor correction, energy conversion and transmission module, an output control module, a reference signal generation module, an AC power phase angle detection module and a phase angle information transmission module, wherein: the AC power voltage detection module, the AC power phase angle detection module and the power factor correction, energy conversion and transmission module are respectively and directly connected to the chopping wave structure; the AC power voltage detection module, the AC voltage signal bias module, the power factor correction controller with multiplier, the energy conversion and transmission module and the output control module are connected in series; the reference signal generation module is connected to the power factor correction controller with multiplier; the AC power phase angle detection module, the phase angle information transmission module and the output control module are connected in series.