| 摘要 |
PROBLEM TO BE SOLVED: To provide a natural energy power generation system and a power distribution method that are adaptive to both a surplus purchase system and a whole purchase system.SOLUTION: A first mode and a second mode are alternated. In the first mode, a conversion device and a distribution board are connected, the conversion device and a sell power watthour meter are not connected, the sell watthour meter and a purchase watthour meter are connected to each other, and the purchase watthour meter and a commercial electric power system are not connected. In the second mode, the conversion device and distribution board are not connected, the conversion device and sell watthour meter are connected to each other, the sell watthour meter and purchase watthour meter are not connected, and the purchase watthour meter and commercial electric power system are connected to each other. |
