Dual-power-source automatic conversion device and conversion control method thereof and dual-power-source power supply system

Dual-power-source automatic conversion device and conversion control method thereof and dual-power-source power supply system

  • CN 105,024,450 A
  • Filed: 08/10/2015
  • Published: 11/04/2015
  • Est. Priority Date: 08/10/2015
  • Status: Active Grant
First Claim
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1. a dual-power automatic switching device, comprising:

  • main power source input, stand-by power supply input, power output end, duplicate supply switch unit;

    Described duplicate supply switch unit comprises detecting unit, control unit, mechanical double power supply converting switch, detecting unit is used for detecting in real time the input voltage of main power source input and stand-by power supply input, and control unit controls double power supply converting switch according to the testing result of detecting unit thus realizes the automatic conversion of active and standby power supply;

    It is characterized in that, described duplicate supply switch unit also comprises an auxiliary power unit, and described auxiliary power unit comprises inversion unit, and the output of inversion unit is connected with described power output end, and the control end of inversion unit is connected with control unit;

    Control unit, in the transfer process of active and standby power supply, controls auxiliary power unit and exports electric energy.

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