Šî‘b’mޝ UPS ‚ÌŠî‘b AVR ‚ÌŠî‘b ƒT[ƒWEƒvƒƒeƒNƒ^[‚ÌŠî‘b ƒ\[ƒ‰[Eƒ‚ƒWƒ…[ƒ‹(ƒ\[ƒ‰[EƒZƒ‹)‚ÌŠî‘b MPPT(Maximum Power Point Tracking; Å‘åo—̓|ƒCƒ“ƒg’ÇÕ‹@”\) ƒ\[ƒ‰[Eƒ`ƒƒ[ ƒWƒƒ[EƒRƒ“ƒgƒ[ƒ‰[‚ÌŠî‘b