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Overview ofOverview of
Energy Efficiency & Renewable Energy Energy Efficiency & Renewable Energy (Draft version) (Draft version)
Prepared by
Natural Resources CanadaNatural Resources Canada
in association with
Indian and Northern Affairs CanadaIndian and Northern Affairs Canada
Ressources naturellesCanada
Natural ResourcesCanada CANMET- EDRL
PurposePurpose
To provide information on To provide information on Energy Efficiency Energy Efficiency (EE)(EE) and and Renewable Energy (RE)Renewable Energy (RE) measures and measures and technologies technologies
To illustrate how EE and RE can serve To illustrate how EE and RE can serve communitycommunity energy needs energy needs To increase awareness about EE & RE To increase awareness about EE & RE technologiestechnologies
how EE and RE save moneyhow EE and RE save moneyintroduction of EE and RE into decision processintroduction of EE and RE into decision processimplementation considerationsimplementation considerations
ReasonsReasons
EnvironmentalEnvironmentalclimate change and local pollutionclimate change and local pollution
EconomicEconomiclife-cycle costslife-cycle costsdepletion of fossil fuelsdepletion of fossil fuelsreduced drain of $$$ from communityreduced drain of $$$ from community
SocialSocialemployment generationemployment generationenergy independenceenergy independencesecurity through diversification of energy supplysecurity through diversification of energy supplycontribution to sustainable development contribution to sustainable development
objectivesobjectivesless $ out from communityless $ out from community
ContentsContents
OverviewOverview Energy EfficiencyEnergy Efficiency
housing and housing and buildingsbuildingscommunitiescommunities
Renewable Energy Renewable Energy electricity generationelectricity generationspace heating and space heating and coolingcooling
Information SourcesInformation Sources
Industry Buildings
Transportation
Energy Demand in Canada
How and Where How and Where Energy is usedEnergy is used
BuildingsBuildings ((lights, appliances, heating, lights, appliances, heating, coolingcooling)) CommunitiesCommunities ((waste heat, district heatingwaste heat, district heating)) Off-GridOff-Grid ((fishing camps, water-pumpers, fishing camps, water-pumpers,
communications communications)) IndustryIndustry TransportationTransportation
Water Heat
Light/appliances
Space Heat
HouseEnergy Use
61%21%
18%
DefinitionsDefinitions
Renewable Energy: Renewable Energy: using non-depleting energy resources to using non-depleting energy resources to do the same taskdo the same task
Energy Efficiency:Energy Efficiency:using less energyusing less energyresources to do the resources to do the same tasksame task
OtherResidential
Space Heating
Non Residential Space Heating
Power Generation
Energy Expenses in a Remote Community
IntroductionIntroduction
Common characteristics of EE and RE:Common characteristics of EE and RE:low to high initial costslow to high initial costslow to no operating costslow to no operating costsenvironmentally cleanenvironmentally cleanno resource depletionno resource depletioncost effective in many casescost effective in many casesreliability and longevityreliability and longevity
Deciding on EE / REDeciding on EE / RE
Relevant factors:Relevant factors:local environmental considerationslocal environmental considerationseconomicseconomicskeeping money in communitykeeping money in communitylocal employment benefitslocal employment benefitsdesire for energy independencedesire for energy independenceaestheticsaestheticsoperational simplicityoperational simplicity
Cost of an Energy SystemCost of an Energy System
Cost effectiveness Cost effectiveness = = doing thingsdoing things RIGHTRIGHT from the startfrom the start
in new constructionin new constructionin renovationsin renovationsin other opportunities to upgradein other opportunities to upgrade
replacing windows, replacing windows, light bulbs, etc.light bulbs, etc.
Cost of an Energy SystemCost of an Energy System
Cost of purchase Cost of purchase total cost of systemtotal cost of system Total cost ofTotal cost of
energy systemenergy system (life-cycle cost)(life-cycle cost) purchase costpurchase cost
+ + installation costinstallation cost
+ + annual fuel costsannual fuel costs
+ + operation expensesoperation expenses
+ + maintenance & repair costsmaintenance & repair costs
+ + major overhaul costsmajor overhaul costs
+ + replacement at end of lifereplacement at end of life
+ + decommissioning costsdecommissioning costs
Reduce Reduce energy energy consumption consumption for the same for the same level of level of comfortcomfort
EE in Housing & BuildingsEE in Housing & Buildings
EE in Housing & BuildingsEE in Housing & Buildings
IntroductionIntroduction55 % of energy demand is for heating in 55 % of energy demand is for heating in remote communities remote communitiesall communities and buildings can benefitall communities and buildings can benefitschools often largest energy userschools often largest energy userapplies to new and existing buildingsapplies to new and existing buildingsmust respect air tightness concernsmust respect air tightness concerns
EE in Housing & BuildingsEE in Housing & Buildings
Factors affecting EE applicationFactors affecting EE application
climateclimate
building design, building design, construction and siting construction and siting
occupancyoccupancy
condition of buildingscondition of buildings
sources of energy and sources of energy and energy using equipment energy using equipment
EE in Housing & BuildingsEE in Housing & Buildings
Benefits of EEBenefits of EE
occupant comfort, healthoccupant comfort, health and safety and safety
reduced operating cost reduced operating cost and fuel requirements and fuel requirements
increased building increased building longevity longevity
EE in Housing & BuildingsEE in Housing & Buildings
Energy auditingEnergy auditinganalyzinganalyzing energy energy
demand demand
identifyingidentifying improvements improvements
Low cost measures:Low cost measures:lower hot water tank temperaturelower hot water tank temperatureadd insulation to water heateradd insulation to water heaterinstall hot water flow restrictorsinstall hot water flow restrictorsturn off lightsturn off lightscaulk/seal leakscaulk/seal leaksset-back thermostatset-back thermostatservice/clean heating systemservice/clean heating system
Energy Efficiency inEnergy Efficiency inExisting Housing & BuildingsExisting Housing & Buildings
Medium cost measures :Medium cost measures :add insulation to basement, attic, walls, flooradd insulation to basement, attic, walls, floorupgrade windows and doorsupgrade windows and doors
add air-to-air add air-to-air heat exchangerheat exchanger
install high install high efficiency lightsefficiency lights
Energy Efficiency inEnergy Efficiency inExisting Housing & BuildingsExisting Housing & Buildings
Energy Efficiency inEnergy Efficiency inExisting Housing & BuildingsExisting Housing & Buildings
High cost measures:High cost measures:New heating equipmentNew heating equipmentAdd vapour and air barriers to whole buildingAdd vapour and air barriers to whole buildingInstall high efficiency heating equipmentInstall high efficiency heating equipment
Energy Efficiency in Energy Efficiency in New Housing & BuildingsNew Housing & Buildings
Conventional measuresConventional measuresuse gooduse good house/building house/building orientation orientation
increaseincrease insulation levels insulation levels
use modernuse modern air sealing and air sealing and ventilation ventilation techniques techniques
Energy Efficiency in Energy Efficiency in New Housing & BuildingsNew Housing & Buildings
R2000 / C2000R2000 / C2000exceeds conventional standardsexceeds conventional standardsin widespread usein widespread use40 % energy saving40 % energy savingquality, quiet and quality, quiet and
comfort benefits comfort benefitsbuilder training andbuilder training and
qualification qualificationpayback - payback -
less than 7 years less than 7 years
Energy Efficiency in Energy Efficiency in New Housing & BuildingsNew Housing & Buildings
Advanced housingAdvanced housingexceeds R2000 standardsexceeds R2000 standardsdemonstration units onlydemonstration units onlycommon featurescommon featuresemerging technologiesemerging technologies
Green housingGreen housingapplies in new/retrofit housingapplies in new/retrofit housingwater saving deviceswater saving devicesEcologo productsEcologo productswaste treatment systemswaste treatment systemsrecyclingrecycling
Energy Efficiency inEnergy Efficiency inCommunitiesCommunities
Community Community energy auditsenergy auditsenergy planenergy plan
Diesel efficiencyDiesel efficiency District HeatingDistrict Heating
Ouje-bougoumouOuje-bougoumou
Renewable EnergyRenewable Energy
Primary RE Resources Used in Canada:Primary RE Resources Used in Canada:
Sun, Water, Biomass, Wind Sun, Water, Biomass, Wind and Earth Energy Sourcesand Earth Energy Sources
Renewable Energy currently supplies Renewable Energy currently supplies 17 % of Canada’s energy supply17 % of Canada’s energy supply
Renewable Energy for Renewable Energy for BuildingsBuildings
Electricity generationElectricity generation
HeatingHeating
Renewable Energy for Renewable Energy for CommunitiesCommunities
District heatingDistrict heating
Electricity generation Electricity generation