Power converter and control method thereof

Power converter and control method thereof

  • CN 105,939,094 A
  • Filed: 06/27/2016
  • Published: 09/14/2016
  • Est. Priority Date: 06/27/2016
  • Status: Active Application
First Claim
Patent Images

1. a power supply changeover device, this power supply changeover device is provided with main control socket (1), secondary socket (2);

  • ItsIt is characterised by;

    described power supply changeover device is additionally provided with microprocessor (3), voltage sampling circuit (4), master controlSocket switch circuit (5), secondary socket switch circuit (6), current sampling circuit (7), alternating current power supply (8),Power-switching circuit (9);

    Described microprocessor (3) is provided with voltage sample end, and microprocessor (3) is by voltage sample end evenConnecing voltage sampling circuit (4), described voltage sampling circuit (4) is for the alternating current to alternating current power supply (8)Pressure signal sampling;

    Described microprocessor (3) is additionally provided with main control socket and controls end, and microprocessor (3) is inserted by master controlSeat controls end connection has main control socket on-off circuit (5), described main control socket on-off circuit (5) to be used for controllingMain control socket (1) break-make alternating current power supply (8);

    Described microprocessor (3) is additionally provided with current sample end, and microprocessor (3) passes through current sample endConnecting has current sampling circuit (7), described current sampling circuit (7) to be used for detecting main control socket (1)Ac current signal;

    Described microprocessor (3) is additionally provided with secondary socket and controls end, and microprocessor (3) is by secondary socket controlEnd processed connects secondary socket switch circuit (6), and described secondary socket switch circuit (6) is used for controlling secondary socket (2)Break-make alternating current power supply (8);

    Described alternating current power supply (8) is inserted into microprocessor (3), master control after power-switching circuit (9) is changedSeat on-off circuit (5), secondary socket switch circuit (6) power supply.

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