ELEKTRIVARUSTUS - Energia- ja geotehnika doktorikool II

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Tallinna Tehnikaülikool Raivo Teemets Elektrivarustus 9. Lühispunkti takistus loetakse nulliks, so lühis on puhtalt metalliline. 10. Võrku lülitatud staatiliste tarbijate mõju lühisele ei arvestata. 13(112) 6. Lühised elektrivõrkudes DK Tallinna Tehnikaülikool Raivo Teemets Elektrivarustus Lühise aseskeem Lühise aseskeem 14(112) 6. Lühised elektrivõrkudes DK
Tallinna Tehnikaülikool Raivo Teemets Elektrivarustus kus • Sümmeetrilise (3-faasiline) lühisvoolu võib eelnevaid lihtsustusi arvese võttes arvutada tuntud valemiga π i = 2I p sin( ω t − ) + 2I" e = ip + i 2 i p – lühisvoolu perioodilise komponendi hetkväärtus, i a – lühisvoolu aperioodilise komponendi hetkväärtus, I p – lühisvoolu perioodilise komponendi efektiivväärtus, I” – lühisvoolu perioodilise komponendi algefektiivväärtus, τ – ahela elektromagnetiline ajakonstant t – aeg. −t τ a ⎛ L ⎜τ = ⎝ R , ⎞ ⎟ ⎠ , 15(112) 6. Lühised elektrivõrkudes DK Tallinna Tehnikaülikool Raivo Teemets Elektrivarustus Lühisvoolu sõltuvus ajast Lühisvoolu sõltuvus ajast 16(112) 6. Lühised elektrivõrkudes DK
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ELEKTRIAJAMITE JA JÕUELEKTROONIKA
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TTÜ elektriajamite ja jõuelektroo
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L1 L2 L3 PEN TTÜ elektriajamite ja
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Page 223 and 224: TTÜ elektriajamite ja jõuelektroo
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Pinge Pikaajalised katkestused Flik
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ELEKTRIVARUSTUS - Energia- ja geotehnika doktorikool II

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