roberta quadrelli head - iea energy data centre · industry energy consumption and production by...
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Developing Energy Efficiency Indicators
Roberta Quadrelli Head - Energy Balances, Prices, Emissions, Efficiency
IEA Energy Data Centre
Kiev, November 2014
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Developing energy efficiency indicators: why?
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Indicators: key to set targets for countries and regions, and to monitor impacts
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Showing how to increase activity while reducing energy consumption
IEA Energy Efficiency Market Report, 2014
Activity effect
Efficiency effect Decrease in total final consumption
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Providing information to forecast energy use across sectors and end uses
IEA Energy Efficiency Indicators: Fundamentals on Statistics, 2014
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What are energy efficiency indicators?
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What are energy efficiency indicators?
generic
energy efficiency
indicator
energy
consumption
activity
3
2
0
3
5
0
3
7
0
$
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Understanding high-level indicators
Source: IEA, 2014. TPES/GDP index, based on GDP PPP 2005 USD
Energy intensity of the economy: TPES/GDP
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Understanding more focused indicators
Index: 1990=1. Data for IEA18 (Australia, Austria, Canada, Denmark, Finland, France, Germany, Ireland, Italy, Japan, Netherlands, Norway,
Slovakia, Spain, Sweden, Switzerland, UK, USA). Source: IEA energy efficiency indicators database.
TC: Temperature Corrected.
+ 15%
- 35%
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Starting from energy balances…
Definition of Total Final Consumption (TFC) and shares by sector/sub-sector
Definition of Total Primary Energy Supply (TPES)
Efficiencies of transformation sector
Energy balances provide
aggregated information
on the country energy picture
Development of high-level indicators
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Residential: breakdown by end use - space heating - space cooling - water heating - lighting - cooking - appliances
Services: breakdown by end use - space heating - space cooling - water heating - lighting - other equipment by category (hotels, restaurants, …)
Transport: breakdown by segment - passenger / freight by vehicle type - Light duty vehicles / trucks, ….
..and looking for more detailed information
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Do we understand how energy is consumed?
The importance of accurate demand-side information
Source: IEA, 2014
Ukraine total final consumption, 2012
Where is energy consumed?
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Different end-uses drive sectoral consumption
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Do we understand how energy is consumed?
A need for relevant activity data
Source: IEA, 2014
Ukraine total final consumption, 2012
Iron & steel 54%
Chemical 10%
Food and tobacco
8%
How efficient is it?
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…
Space heating / floor area End-use
efficiency indicators
Process/appliance efficiency indicators
TPES/GDP
TFC/Population
….
Energy / tonne steel
A pyramidal approach based on data availability
Aggregated Indicators
data requirement
Energy /tonne clinker
(dry process)
…
energy balances
energy efficiency data
What are the data needed to build a minimum set of disaggregated indicators?
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The IEA energy efficiency indicators template
Energy consumption & Activity data for:
Requested by IEA Ministers in 2009, the IEA designed a “template” to collect data for energy efficiency indicators. Now in its fifth year!
Available online
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Building on the available information
IEA “template” Ukrainian data
Industry Energy consumption and production by sub-sectors
No production data
Residential
Energy by end-use Households, dwellings, floor area, degree-days, appliance stocks
Population & total energy
Services Energy by end-use Floor area, # of employees, VA
Total VA & energy
Transport Energy and energy intensities by segment and mode
Energy by mode
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The three sides of Energy Efficiency
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Helping countries with methodologies: two manuals on energy efficiency indicators
Available online for download
Soon translated into Russian,
Spanish, Chinese, Arabic
http://bit.ly/eei-statistics http://bit.ly/eei-policy
Fundamentals on statistics: to provide guidance on how to collect the data needed for indicators
Essentials for policy makers: to provide guidance to develop and interpret energy efficiency indicators
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How are countries collecting EE data? Results from an IEA survey (2011)
Over 160 EEI data practices from about 40 countries
Surveying most popular; measuring rare
Services and transport less covered
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Data collection practices described online
http://www.iea.org/eeindicatorsmanual/
A searchable database: http://www.iea.org/eeindicatorsmanual