2009-09-01 The Generation of Electric Energy Part I

2009-09-01 The Generation of Electric Energy Part I - The...

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The Generation of Electric Energy Part I Jovan Ilić ECE 18-418 Fall 2009
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Energy and Energy Sources • Energy is ability to do work • Electric power is energy rate • Energy sources: – Thermal (coal, petroleum, natural gas) – Solar radiation – Tidal and hydro – Nuclear 11 J W s 6 1 3.6 10 kWh J  1 4.186 1 1,055 252 cal J BTU J cal    J N m
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Energy Reserves and Densities Fuel Estimated Reserves Energy Density in Wh Coal 7.6 × metric tons 937 per ton Petroleum 2 × barrels 168 per barrel Natural Gas ft3 0.036 per ft3 Estimated Energy Reserves as of 1991 [1] Energy Source Cents/kWh Gas (Combined Cycle) 3.4 – 4.2 Coal 5.2 - 6 Nuclear 7.4 – 7.6 Wind 4.3 – 7.7 Electrical Energy Prices from Different Sources [1] 12 10 12 10 16 10
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Capacity [GW] France Netherlands Germany Austria Switzerland Italy Hydro power 25.4 - 9.1 11.8 13.3 21.1 Nuclear power 63.2 0.5 20.3 - 3.2 - Conventional thermal 24.8 19.3 70.4 6.3 0.3 66.2 Renewables 2.4 2.3 24.5 0.9 0.3 2.5 total 115.8 22.1 124.3 19.0 17.1 89.8 Note: table from [2] Installed generation capacity in some European countries in the year 2006
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This note was uploaded on 09/20/2010 for the course ECE 18418 taught by Professor Illic during the Fall '09 term at Carnegie Mellon.

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2009-09-01 The Generation of Electric Energy Part I - The...

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