| 摘要 |
<p>PROBLEM TO BE SOLVED: To enable the water treatment of equipment used even in a poor power supply and to effectively prevent the generation and propagation of underwater microorganisms by the control of the amount of ions corresponding to an environmental condition and the synergistic effect of a plurality of ions. SOLUTION: A solar cell 1 having power hourly supply function is used as the power supply of a water treatment apparatus, and a current control circuit 2 due to water temperature and a current control circuit 3 due to sunshine are arranged to a current circuit and a plurality of electrodes 8, 9 and 10 different in kind are provided.</p> |
