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Importance of Sustainable Energyin the Present Global & NationalContextsOne-day Seminar on Energy for Sustainable Developm...
 Development of human society (Accelerated!) Energy (fossil) driven economy Extraction and consumption of resources (De...
 “Oil Peak”FACTS
 Energy Efficiency Water pumpingFACTS
 Energy Efficiency Ceiling FansFACTS051015202530350 1 2 3 4 5 6EfficiencyRegulator SettingFan 1Fan 2Fan 3Fan 4Fan 5Fan 6...
 Resource Efficiency Foods: Water requirementFACTS
 Resource Efficiency Foods: Energy requirementFACTS
 Resource Efficiency Foods: Per capita meat consumption (kg/person/year)FACTSAmericaEnglandBrazilChinaIndia
 Air Pollution Outdoor air quality in ColomboFACTS01020304050607080901001998 1999 2000 2001 2002 2003 2004 2005 2006 200...
 Air Pollution Indoor air quality in semi-urban householdsFACTS050100150200250300Home1-InHome1-OutHome2-InHome2-OutHome3...
 Air Pollution Indoor air quality in estate-sector householdsFACTS0.00.20.40.60.81.01.21.41.61.82.00 5 10 15 20 25 30 35...
 Carrying Capacity of Biosphere (Overloading!) Effects on natural cycles (Sustainability!)FACTSThe Environment Crisis !
 Growth in population (An achievement?) Life Style  Increase in needs / services (Happiness?)FACTSHigh ConsumingSociety...
 Solutions to Energy & Environment CrisesA. Developing Renewable EnergyB. Energy Efficiency Improvements,Conservation and...
 World Total Energy Demand – Projections(Sustainable Scenario)Source: The Energy Report – 100% Renewable Energy By 2050, ...
1640%5%95%Conventional SourcesRenewable SourcesENERGY SUSTAINABILITY World Total Energy Demand – Projections (Sustainable...
ENERGY SUSTAINABILITY Energy Efficiency Energy Intensity in Industrial Sectors Increased use of recovered input materia...
ENERGY SUSTAINABILITY Energy Efficiency Energy in BuildingsEvolution of EnergyIntensity in BuildingsGlobal Overall Energ...
 Understanding the “Basics” “Knowledge Society” Availability of (natural) “Resources” Sustainable exploitation potenti...
 Availability of ResourcesKEY TO THE SUCCESSSolar MapsWind Map Spatial distribution ofannual average GlobalHorizontal Irr...
 Energy Conservation and Management: Our targetsKEY TO THE SUCCESSTechnology / Process Annual Saving Potential-GWhEnergy ...
 Rational Use of EnergyKEY TO THE SUCCESS
Thank You23
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Importance of sustainable energy

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  1. 1. Importance of Sustainable Energyin the Present Global & NationalContextsOne-day Seminar on Energy for Sustainable DevelopmentConducted byInstitute of Human Resource Advancement (IHRA)University of ColomboIn collaboration withSri Lanka Sustainable Energy AuthorityMinistry of Environment & Renewable Energy9th May 2013, IHRA AuditoriumThusitha SugathapalaDirector GeneralSri Lanka Sustainable Energy AuthorityMinistry of Environment & Renewable Energy
  2. 2.  Development of human society (Accelerated!) Energy (fossil) driven economy Extraction and consumption of resources (Depletion!) Fossil fuel / Clean Water / Clean Air / Fertile soil /…FACTS
  3. 3.  “Oil Peak”FACTS
  4. 4.  Energy Efficiency Water pumpingFACTS
  5. 5.  Energy Efficiency Ceiling FansFACTS051015202530350 1 2 3 4 5 6EfficiencyRegulator SettingFan 1Fan 2Fan 3Fan 4Fan 5Fan 6Fan 7Fan 8Fan 9Fan 10Average
  6. 6.  Resource Efficiency Foods: Water requirementFACTS
  7. 7.  Resource Efficiency Foods: Energy requirementFACTS
  8. 8.  Resource Efficiency Foods: Per capita meat consumption (kg/person/year)FACTSAmericaEnglandBrazilChinaIndia
  9. 9.  Air Pollution Outdoor air quality in ColomboFACTS01020304050607080901001998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011AnnualAveragePM10(µm/m3)YearNational Standard: 50 µg/m3WHO Standard: 20 µg/m3
  10. 10.  Air Pollution Indoor air quality in semi-urban householdsFACTS050100150200250300Home1-InHome1-OutHome2-InHome2-OutHome3-InHome3-OutHome4-InHome4-OutHome5-InHome5-OutHome6-InHome6-OutPM2.5Concentration(µg/m3)National Standard: 50 µg/m3WHO Standard: 20 µg/m3
  11. 11.  Air Pollution Indoor air quality in estate-sector householdsFACTS0.00.20.40.60.81.01.21.41.61.82.00 5 10 15 20 25 30 35 40 45 50 55 6024hrAveragePM2.5Concentrations(mg/m3)Household NumberMeasured DataPermissible level of WHO AQG
  12. 12.  Carrying Capacity of Biosphere (Overloading!) Effects on natural cycles (Sustainability!)FACTSThe Environment Crisis !
  13. 13.  Growth in population (An achievement?) Life Style  Increase in needs / services (Happiness?)FACTSHigh ConsumingSociety !MarketOpportunity !BiomassNuclearHydroSustainabilityQuantity ofEnergyQuality ofEnergyWorld Population Development Per Capita Energy ConsumptionCoalOilNG
  14. 14.  Solutions to Energy & Environment CrisesA. Developing Renewable EnergyB. Energy Efficiency Improvements,Conservation and ManagementC. Practicing Energy ModestySOLUTIONS FOR SUSTAINABILITYAB CTheSolutionThree Facets ofSustainable EnergyFossil Economy  Green EconomyRational Useof Energy
  15. 15.  World Total Energy Demand – Projections(Sustainable Scenario)Source: The Energy Report – 100% Renewable Energy By 2050, WWFAggressive end-use energysavings andelectrificationSubstitution oftraditional byrenewablesourcesRemaining fossil fuelsBaseline: ~ 520 EJ/yearRenewable PowerRenewable Heat & FuelsFossils & Nuclear2000 2010 2020 2030 2040 20505004003002001000FinalEnergy(EJ/year)YearENERGY SUSTAINABILITYFossils & NuclearRE –PowerRE –Heat & Fuel
  16. 16. 1640%5%95%Conventional SourcesRenewable SourcesENERGY SUSTAINABILITY World Total Energy Demand – Projections (SustainableScenario)Role of Renewable Energy Sources
  17. 17. ENERGY SUSTAINABILITY Energy Efficiency Energy Intensity in Industrial Sectors Increased use of recovered input materials or alternative routes Refurbishment of existing plants to meet performance benchmarksand stringent requirements for using best available technology(BAT) in all new plants. Continuing improvements of BAT over time.
  18. 18. ENERGY SUSTAINABILITY Energy Efficiency Energy in BuildingsEvolution of EnergyIntensity in BuildingsGlobal Overall Energy Use in theBuilding Sector– By Energy Carrier Type
  19. 19.  Understanding the “Basics” “Knowledge Society” Availability of (natural) “Resources” Sustainable exploitation potentials of natural resources Management capacity Local expertise / value addition Inventions and Innovations Rational use of energy for development Sustainable lifestyle (energy modesty) Industrial Ecology Circular Economy Decoupling of energy from economyKEY TO THE SUCCESS
  20. 20.  Availability of ResourcesKEY TO THE SUCCESSSolar MapsWind Map Spatial distribution ofannual average GlobalHorizontal Irradiation(kWh/m2/year)Annual averagevelocity (m/s)
  21. 21.  Energy Conservation and Management: Our targetsKEY TO THE SUCCESSTechnology / Process Annual Saving Potential-GWhEnergy Labeling ProgramCeiling Fans 35Tubular Fluorescent Lamps 65Ballasts 80Refrigerators 16Efficient lighting 173AirConditioning 250ISO 50001 375Efficientmotors 185Building Management System (BMS) 20Efficientoffice equipments 16Solar water heaters 5Telecomunication 10Efficientair compressors 11EliminatingIncandescent Lamps 205Green Buildings 550Total 1,990
  22. 22.  Rational Use of EnergyKEY TO THE SUCCESS
  23. 23. Thank You23
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