Harmonics are periodic distortions of voltage, recent, or electric power sine waves. Harmonics in energy distribution techniques are often caused by non-linear masses like switched method dc electrical power supplies and adjustable speed motor drives. H?i ngh? l?n th? nh?t n?m 2022 c?a ??ng b? công ty TNHH MTV X? s? ki?n thi?t Kon TumBe sure to e