Question

319 71% 120:12 3. Present worth (PW) 4 pts A wind farm in Victoria consists of rated wind power of [RP] MW, with a capacity factor of [CF]%. The capital cost is about $[cc]/kW rated power. The electricity produced over one year is sold at $[LCOE]/kWh. The farm needs to spend about [OM]% of the capital cost for maintenance every year and at the end of [n] years it is expected to have a salvage value of [S]% of the initial capital cost. Considering a [i]% discount rate, determine the Present Worth. Approximate to the nearest dollar. Consider: RP = 28.0 MW, CF = 29%, cc = $1747/ kW, LCOE = $ 0.22/kWh, OM = $4/ kWh n = 21 years, S = 10%, i = 8%

Answer 1

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Data - given •Р: 28: объ0 29°і. + 11 ч | Қ0 Late - 4 б. 22 | Қоқ 4 ч | кою П П \ ecss3 \о). 28. 19ч 160 6-29 Annual generation 157 | 200 • 22 | kwИ Revenue on generation Четырыбу — \\ 3200 x &= $ 15 698,869 | S= 6•\Х ҷ89 1600 = ча915 00 Anmol houndaindance cast г M = 4 % of ccc 00044 Capital cast = 0• Чҷ ҷ89\ооо 11 ч 128х109 If capital Cost = C.c Ч 896 боо 14ѕ 6 640 а - 1 Annual Revenue 15,че gy 1956, 690 3 13692 ,229

Nd present worth po- 11-(2+0) litijn -48916000 torx 48916000 + 13692224 X 11+ 0.0821 21 - (1+0-08352 -48916ooo & Y891600 13692224 0.00 1-1/.001-21 n (1.0821 p.w= 89,208,05705