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b'Co to je harmonick\\xe1 a jak vznik\\xe1? Jak byste popsali pr\\u016fb\\u011bh okam\\u017eit\\xe9 hodnoty nap\\u011bt\\xed a proudu? K \\u010demu je pot\\u0159ebn\\xe1 Fourierova \\u0159ada? Problematika deformace nap\\u011bt\\xed a proud\\u016f harmonick\\xfdmi pat\\u0159\\xed do oblasti n\\xedzkofrekven\\u010dn\\xedch ru\\u0161en\\xed \\u0161\\xed\\u0159en\\xfdch po veden\\xed, kter\\xe9 pokr\\xfdvaj\\xed p\\xe1smo do 9kHz. M\\xedru celkov\\xe9 deformace proudu popisuje obecn\\u011b parametr nazvan\\xfd celkov\\xe9 harmonick\\xe9 zkreslen\\xed. V\\u0161echny zp\\u016fsoby v\\xfdpo\\u010dtu celkov\\xe9ho harmonick\\xe9ho zkreslen\\xed maj\\xed sv\\xe9 opodstatn\\u011bn\\xed a vyu\\u017eit\\xed. V\\xedte v kter\\xe9 norm\\u011b je standardizov\\xe1no m\\u011b\\u0159en\\xed harmonick\\xfdch slo\\u017eek?'