Ifomula

IFomula yeDatha

Isihloko secandelo
1 I-wirepp yocingo lwe-coper- ubunzima kunye nobude bokuguqula L / kg L1 = i-143m / (d * d)
2 I-wire wire-ubunzima kunye nobude bokuguqula g / l Z = (t * w-0.2146 * T2) * 8900 * 1000/1000000
3 Indawo enqamlezayo ye-wire yereyitha mm2 S = t * w-w-0.2146 * T2
4 I-Litz wire-ubunzima bomzimba kunye nobude bokuguqula L / kg L2 = 274 / (D * D * 2 * Imichiza)
5 Ukuxhathisa ucingo loxande Ω / L R = r * l1 / s
6 IFomula 1: Ukuxhathisa i-litz wire Ω / L I-R20 = rt × α α α α α3 / l3
7 IFomula 2: Ukuxhathisa i-litz wire Ω / L R2 (ω / km) ≦ R × 1.03 ÷ × 1000
L1 Ubude (m) R1 Ukuxhathisa (ω / m)
L2 Ubude (m / kg) r 0.00000001724ω * ㎡ / m
L3 Ubude (km) I-R20 Ukuqeshwa komqhubi ngokuxhathisa nge-1km nge-20 ° C (ω / km)
M Ubunzima (kg) Rt Ukuxhathisa kwi-t ° C (ω)
D Ububanzi (mm) αt Iqondo lokushisa elineqondo
Z Ubunzima (g / m) R2 Ukuxhathisa (ω / km)
T Ubukhulu (mm) r Ukuxhathisa kwe-1 yemitha ye-witer-strand ye-wired yoshicilelo
W Ububanzi (mm) s Imitya (i-PC)
S Indawo yecandelo lecandelo (MM2)