Q1: A 400 kV 3-phase bundled conductor line with two sub-conductors per phase has a horizontal configuration as shown in Fig. below. The radius of each sub-conductors is 1.8 cm. (a) Find the inductance per phase per km of the line. (b) Compute the inductance of the line with only one conductor per phase having the same cross-sectional area of the two conductors per phase. 75 75 75 O cm cm cm b' K--- 11m ---- 11m ----

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Q1: A 400 kV 3-phase bundled conductor line with two sub-conductors
per phase has a horizontal configuration as shown in Fig. below. The
radius of each sub-conductors is 1.8 cm.
(a) Find the inductance per phase per km of the line.
(b) Compute the inductance of the line with only one conductor per phase
having the same cross-sectional area of the two conductors per phase.
75
75
75
O cm
cm
cm
b'
K---
11m
----
11m
---
Transcribed Image Text:Q1: A 400 kV 3-phase bundled conductor line with two sub-conductors per phase has a horizontal configuration as shown in Fig. below. The radius of each sub-conductors is 1.8 cm. (a) Find the inductance per phase per km of the line. (b) Compute the inductance of the line with only one conductor per phase having the same cross-sectional area of the two conductors per phase. 75 75 75 O cm cm cm b' K--- 11m ---- 11m ---
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