# Shared Flashcard Set

## Details

Renewable Energy 1
Renewable Energy Engineering
42
Engineering
10/25/2009

Term
 Yotta
Definition
 10^24
Term
 Zetta
Definition
 10^21
Term
 Exa
Definition
 10^18
Term
 Terra
Definition
 10^12
Term
 Petta
Definition
 10^15
Term
 Giga
Definition
 10^9
Term
 Mega
Definition
 10^6
Term
 Kilo
Definition
 10^3
Term
 1KWh = ? MegaJoules
Definition
 3.6 MJ
Term
 Current World Population
Definition
 Between 6.77 Billion (US Census) and 6.95 Billion People (calculated)
Term
 World Energy Demand increases at what rate per year?
Definition
 1.6% per year
Term
 How many MJ per Litre of Gasoline?
Definition
 33 MJ/L or 44 GJ/tonne
Term
 toe (definition)
Definition
 A tonne of oil equivalent is the energy released by complete combustion of 1000 kg
Term
 1 toe = ? GJ
Definition
 1 toe = 41.88 GJ
Term
 World annual primary energy production in Mtoe
Definition
 10,100 Mtoe
Term
 How many US and Imperial gallons is one barrel of oil?
Definition
 42 US Gal, 35 Imperial (about 160 L)
Term
 How many barrels to a tonne of oil on average?
Definition
 7.33 barrels to a tonne of oil
Term
 Energy content of 1 boe (barrel of oil equivalent)
Definition
 5.71 GJ
Term
 1 Watt = 1 ?
Definition
 1 Watt = 1 Joules/sec
Term
 1 tce (tonne of coal equivalent) = ? GJ
Definition
 1 tce = 28 GJ
Term
 Difference between tonne, ton, and short ton
Definition
 tonne = 1000 kg, 2205 lbton = 1.6% more than a tonne, 2240 lbshort ton = 2,000 lb
Term
 Definition of 1 BTU
Definition
 The amount of heat energy needed to heat up 1 lb of water by 1 degree Farenheit
Term
 1 BTU = ? Joules
Definition
 1 BTU = 1055 J
Term
 1 therm = ? BTU
Definition
 1 therm = 100,000 BTU
Term
 1 quad = ? BTU/ ? EJ
Definition
Term
 Definition of a calorie
Definition
 the amount of heat energy required to heat up 1 gram of water by 1 degree Celsius
Term
 calorie to Joules
Definition
 1 cal = 4.19 J
Term
 What percentage of the world energy consumption is fossil fuels?
Definition
 80%
Term
 How many BTUs was the energy demand in 2004?
Definition
Term
 How many Kw H do Americans use?
Definition
 12,133 Kw H, 9x greater than the rest of the world
Term
 About how many people do not have electricity?
Definition
 2 billion people
Term
 How much will energy consumption increase from 1997 to 2010
Definition
Term
 Where are most fossil fuels located?
Definition
 The Middle East and North Africa
Term
 About how many r/p - reserves/production years left in coal
Definition
Term
 About how many years of reserves are left for oil?
Definition
Term
 About how many r/p years are left for Natural Gas?
Definition
Term
 How much does Hydro contribute to electricity consumption?
Definition
 17%
Term
 How many times larger than present demand is the sun's energy being emitted to the Earth?
Definition
 15,000 times larger
Term
 What is the total capacity of wind energy at present?
Definition
 25,000 MW
Term
 What is the capacity of the largest tidal energy facility?
Definition
 240 MW at La Rance in France
Term
 What is the efficiency of current energy?
Definition
 Less than 30%
Term
 What is the efficiency of Combined Cycle Gas Turbine plants? (how much less C02?)
Definition
 almost 50%, with 40% less CO2
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