A generating station has a maximum demand of 75MW and a yearly load factor of 45%. Annual Generating costs inclusive of station capital costs are 1200 Dinars/kW demand plus 80 Dinars/kWh transmitted. The annual capital charges for transmission system are 40 million Dinars and for distribution system 30 million Dinars ; the respective diversity factors being 1:3 and 1:4. The efficiency of transmission system is 90% and that of the distribution system inclusive of substation losses is 85%. Find the yearly cost per kW demand and cost per kWh supplied : (1) at the substation (2) at the consumers premises.

A generating station has a maximum demand of 75MW and a yearly load factor of 45%. Annual Generating costs inclusive of station capital costs are 1200 Dinars/kW demand plus 80 Dinars/kWh transmitted. The annual capital charges for transmission system are 40 million Dinars and for distribution system 30 million Dinars ; the respective diversity factors being 1:3 and 1:4. The efficiency of transmission system is 90% and that of the distribution system inclusive of substation losses is 85%. Find the yearly cost per kW demand and cost per kWh supplied : (1) at the substation (2) at the consumers premises.

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.11P

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