Determine the best current density in A/mm for a 3-0 overhead line if the line is in use for 2000 hours per year and if the conductor costing Rs 3-0 per kg has a specific resistance of 1-732m and weighs 6200 kg/m'. Cost of energy is 10 P/unit. Interest and depreciation is 12% of conductor cost. [0-705 A/mm'|

Determine the best current density in A/mm for a 3-0 overhead line if the line is in use for 2000 hours per year and if the conductor costing Rs 3-0 per kg has a specific resistance of 1-732m and weighs 6200 kg/m'. Cost of energy is 10 P/unit. Interest and depreciation is 12% of conductor cost. [0-705 A/mm'|

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.7P: If the per-phase line loss in a 70-km-long transmission line is not to exceed 65 kW while it is...

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