| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a DC power supply system which is efficient and reasonable. <P>SOLUTION: The system is provided with a power transmission converter 2 which converts the AC power of a power grid 1 into a DC power, a DC line 3 for supplying the DC power to a DC load 4, and a power storage device 5 connected to the DC line. The capacity of the power transmission converter 2 is set smaller than that of the power storage device 5. <P>COPYRIGHT: (C)2004,JPO |
