| 摘要 |
PROBLEM TO BE SOLVED: To make a metal air primary cell usable to a power supply with large load.SOLUTION: The electrical power system 1, including a magnesium air cell 3 with a negative electrode active material and an air electrode 13 facing each other and supplies electric power of the magnesium air cell 3 to a load 5, is configured to include a secondary cell unit 33 that stores output power of the magnesium air cell 3 and supplies the electric power to the load 5, between the magnesium air cell 3 and the load 5. |
