(a) A three-phase transposed single line is composed of one Aluminium conductor steel- reinforced (ACSR) with the specification of 1,431,000-cmil and 47/7-Bobolink's conductor type per phase with horizontal spacing of 11 m as shown in Figure Q4(a)(i). The conductors have a diameter of 3.625cm and geometric mean radius (GMR) of 1.439cm. The link is to be replaced by a three-conductor bundled of ACSR with the specification of 477,000-cmil and 26/7-Hawk's conductor type per phase with horizontal spacing of 14m as measured from the center of the bundles as shown in Figure Q4(a)(ii). a b. D12 = 11 m- D23 = 11 m- D13 = 22 m- (i) 45 D12 14 m D23 14 m- D13 = 28 m (ii) gure Q4(a): Conductor layout of three phase transmission line (i) single conductor (iüi) three-bundles conductors (i) Three-conductor's bundles have a diameter of 2.1793 cm and GMR of 0.8839 cm. The spacing between the conductors in the bundle is 45 cm. Compare between the individual and three-conductor bundled for three phase transmission line and include the justification of the parameter changes based on the percentage change in the inductance.
(a) A three-phase transposed single line is composed of one Aluminium conductor steel- reinforced (ACSR) with the specification of 1,431,000-cmil and 47/7-Bobolink's conductor type per phase with horizontal spacing of 11 m as shown in Figure Q4(a)(i). The conductors have a diameter of 3.625cm and geometric mean radius (GMR) of 1.439cm. The link is to be replaced by a three-conductor bundled of ACSR with the specification of 477,000-cmil and 26/7-Hawk's conductor type per phase with horizontal spacing of 14m as measured from the center of the bundles as shown in Figure Q4(a)(ii). a b. D12 = 11 m- D23 = 11 m- D13 = 22 m- (i) 45 D12 14 m D23 14 m- D13 = 28 m (ii) gure Q4(a): Conductor layout of three phase transmission line (i) single conductor (iüi) three-bundles conductors (i) Three-conductor's bundles have a diameter of 2.1793 cm and GMR of 0.8839 cm. The spacing between the conductors in the bundle is 45 cm. Compare between the individual and three-conductor bundled for three phase transmission line and include the justification of the parameter changes based on the percentage change in the inductance.
Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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![(a) A three-phase transposed single line is composed of one Aluminium conductor steel-
reinforced (ACSR) with the specification of 1,431,000-cmil and 47/7-Bobolink's
conductor type per phase with horizontal spacing of 11 m as shown in Figure Q4(a)(i).
The conductors have a diameter of 3.625cm and geometric mean radius (GMR) of
1.439cm. The link is to be replaced by a three-conductor bundled of ACSR with the
specification of 477,000-cmil and 26/7-Hawk's conductor type per phase with
horizontal spacing of 14m as measured from the center of the bundles as shown in
Figure Q4(a)(ii).
a
D12 = 11 m
D23
= 11 m
D13 = 22 m-
(i)
O,0
45
D12 = 14 m-
D23 14 m-
D13
28 m
(ii)
Figure Q4(a): Conductor layout of three phase transmission line (i) single conductor (ii)
three-bundles conductors
(i)
Three-conductor's bundles have a diameter of 2.1793 cm and GMR of 0.8839
cm. The spacing between the conductors in the bundle is 45 cm. Compare
between the individual and three-conductor bundled for three phase transmission
line and include the justification of the parameter changes based on the
percentage change in the inductance.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0f4be3b0-a68f-45c3-afd8-c8fa9068d063%2Fb0e75124-654c-4d17-8a02-c3ba03c021f8%2Ffwrdr9q_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(a) A three-phase transposed single line is composed of one Aluminium conductor steel-
reinforced (ACSR) with the specification of 1,431,000-cmil and 47/7-Bobolink's
conductor type per phase with horizontal spacing of 11 m as shown in Figure Q4(a)(i).
The conductors have a diameter of 3.625cm and geometric mean radius (GMR) of
1.439cm. The link is to be replaced by a three-conductor bundled of ACSR with the
specification of 477,000-cmil and 26/7-Hawk's conductor type per phase with
horizontal spacing of 14m as measured from the center of the bundles as shown in
Figure Q4(a)(ii).
a
D12 = 11 m
D23
= 11 m
D13 = 22 m-
(i)
O,0
45
D12 = 14 m-
D23 14 m-
D13
28 m
(ii)
Figure Q4(a): Conductor layout of three phase transmission line (i) single conductor (ii)
three-bundles conductors
(i)
Three-conductor's bundles have a diameter of 2.1793 cm and GMR of 0.8839
cm. The spacing between the conductors in the bundle is 45 cm. Compare
between the individual and three-conductor bundled for three phase transmission
line and include the justification of the parameter changes based on the
percentage change in the inductance.
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