ENERGY [R]EVOLUTION A SUSTAINABLE EU 27 ENERGY OUTLOOK
10.1 glossary of commonly used terms and abbreviations CHP CO2 GDP PPP IEA
10.2 definition of sectors The definition of different sectors follows the sectorial break down of the IEA World Energy Outlook series.
Combined Heat and Power Carbon dioxide, the main greenhouse gas Gross Domestic Product (means of assessing a country’s wealth) Purchasing Power Parity (adjustment to GDP assessment to reflect comparable standard of living) International Energy Agency
All definitions below are from the IEA Key World Energy Statistics.
Industry sector: Consumption in the industry sector includes the
following subsectors (energy used for transport by industry is not included -> see under “Transport”) • Iron and steel industry
J Joule, a measure of energy: kJ (Kilojoule) = 1,000 Joules MJ (Megajoule) = 1 million Joules GJ (Gigajoule) = 1 billion Joules PJ (Petajoule) = 1015 Joules EJ (Exajoule) = 1018 Joules
• Chemical industry • Non-metallic mineral products e.g. glass, ceramic, cement etc. • Transport equipment • Machinery • Mining
10
W Watt, measure of electrical capacity: kW (Kilowatt) = 1,000 watts MW (Megawatt) = 1 million watts GW (Gigawatt) = 1 billion watts TW (Terawatt) = 112 watts
• Food and tobacco • Paper, pulp and print • Wood and wood products (other than pulp and paper)
glossary & appendix |
• Construction kWh Kilowatt-hour, measure of electrical output: kWh (Kilowatt-hour) = 1,000 watt-hours TWh (Terawatt-hour) = 1012 watt-hours
GLOSSARY
t t Gt
• Textile and Leather Transport sector: The Transport sector includes all fuels from
transport such as road, railway, aviation, domestic navigation. Fuel used for ocean, coastal and inland fishing is included in “Other Sectors”.
Tonnes, measure of weight: = 1 tonne = 1 billion tonnes
Other sectors: “Other Sectors” covers agriculture, forestry, fishing, residential, commercial and public services.
table 10.1: conversion factors - fossil fuels FUEL
Coal Lignite Oil Gas
23.03 8.45 6.12 38000.00
MJ/kg
1 cubic 1 barrel
MJ/kg GJ/barrel
1 US gallon 1 UK gallon
kJ/m3
0.0283 m3 159 liter 3.785 liter 4.546 liter
table 10.2: conversion factors - different energy units
FROM
TJ Gcal Mtoe Mbtu GWh
122
TO: TJ MULTIPLY BY
Gcal
Mtoe
Mbtu
GWh
1
238.8
2.388 x 10-5
947.8
0.2778
-3
1
(-7)
3.968
1.163 x 10-3
4
7
1
7
11630
1.0551 x 10-3
0.252
2.52 x 10-8
1
2.931 x 10-4
3.6
860
8.6 x 10-5
3412
1
4.1868 x 10
4.1868 x 10
10
10
3968 x 10
Non-energy use: Covers use of other petroleum products such as
paraffin waxes, lubricants, bitumen etc.