Kumukumu

Huina helu helu

poʻomanaʻo ʻāpana
1 Enameled Copepr Wire- kumu hoʻololi kaumaha a lōʻihi L/KG L1=143M/(D*D )
2 Uea Rectangular- kumu hoʻololi kaumaha a lōʻihi g/L Z=(T*W-0.2146*T2)*8900*1000/1000000
3 ʻĀpana ʻāpana keʻa o ka Uea Rectangular mm2 S=T*W-0.2146*T2
4 Litz Wire-kaumaha a me ka lōʻihi hoʻololi kumu L/KG L2=274 / (D*D*2*Nā Kau)
5 Ke kū'ē o ka uwea rectangular Ω/L R=r*L1/S
6 Kumu 1: Ke kūʻē ʻana o Litz Wire Ω/L R20=Rt ×α×103/L3
7 Kumu 2: Ke kūʻē ʻana o Litz Wire Ω/L R2(Ω/Km)≦ r×1.03 ÷s×ma×1000
L1 Loihi(M) R1 Kū'ē (Ω/m)
L2 Loihi(M/KG) r 0.00000001724Ω*㎡/m
L3 Loihi(KM) R20 Ke kū ʻana o ka mea hoʻokele no 1km ma 20°C (Ω/km)
M Kaumaha(KG) Rt Kū'ē ma t°C (Ω)
D Anawaena(mm) αt Pānahana Coefficient
Z Kaumaha(g/m) R2 Kū'ē (Ω/Km)
T Mānoanoa (mm) r ʻO ke kūʻē ʻana o 1 mika uea keleawe enameled hoʻokahi
W Laulā(mm) s Nā kaula (pcs)
S ʻĀpana ʻāpana (mm2)