主权项 |
1. A power supplying method for changing the efficiency of a power conversion unit, the method comprising:
measuring, by a DC meter, DC power of a DC power output; sending, by the DC meter, a power signal indicative of the DC power; receiving, by a second controller, the power signal; outputting, by the second controller, a parameter setting signal to a first controller in response to the power signal; determining, by the first controller, a value of a circuit parameter according to the parameter setting signal; and adjusting, by the first controller, an operating mode of the power conversion circuit according to the value. |