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The Navajo Generating Station was a 2250 MW plant when operating at full power. a) Assuming the...

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Physics

The Navajo Generating Station was a 2250 MW plant when operatingat full power.

a) Assuming the plant operates at 38% efficiency and that coalhas a heat content of

10,500 BTU/lb, calculate how many tons of coal are used per yearif the plant

operates at full capacity (assume 24 hrs/day, 7 days/week) .

b) Calculate the area needed to replace the power generated byNGS with Si

photocells operating at 21% efficiency assuming an average solarinsolation of 6

kWhr/m2. show all work

Answer & Explanation Solved by verified expert
3.7 Ratings (586 Votes)
full power operation of Navajo Generating Station running all time in a year at a rate of 2250 MW 2250106 W 2250 106 Js so in 1 year at full power 2250 106 86400 365 in    See Answer
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