Mid West Regional Authority

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Energy Solutions for Sustainable Development. Mid West Regional Authority. Renewables for Sports Facilities. Greenhills hotel, Limerick. Presentation Contents. Energy Efficiency First Detailed load analysis Thermal renewables Electric Renewables. Energy Efficiency First. - PowerPoint PPT Presentation

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<ul><li><p>Mid West Regional Authority Greenhills hotel,LimerickEnergy Solutions for Sustainable DevelopmentRenewables for Sports Facilities</p></li><li><p>Presentation ContentsEnergy Efficiency FirstDetailed load analysisThermal renewablesElectric Renewables</p></li><li><p>Energy Efficiency FirstIt is essential to minimise energy needs before installing renewable technologies</p><p>Energy audits identify the appropriate target</p><p>Investment in energy efficiency is cost effective and will generally have short payback periods</p></li><li><p>Detailed load analysisWhere renewable energy technology is used to meet on-site consumption </p><p>Decide if it is feasible to meet all energy needs from renewables</p><p>Understand both the Demand and Consumption profiles of energy use</p></li><li><p>Thermal Energy RenewablesSolar thermal - PassiveMany buildings are not designed to utilise passive solar gains</p><p>All buildings can be adapted to maximise the benefit of passive solar gain.</p><p>Solar gain can include light as well as heat</p><p>Fabric is essential to harness solar gains particularly glazing &amp; insulation</p><p>Open floor plan is essential for heat distribution</p></li><li><p>Thermal Energy RenewablesSolar thermal panelsFlat plate &amp; vacuum tubeTypically only for hot water and in sports facilities may not be capable of meeting total needs. Planning exemptions applyTotal aperture area &lt; 50m2 or 50% of total roof area, whichever is lesserGrants may be available Costs will be 1,500 / kWSize your buffer tank carefully</p></li><li><p>Thermal Energy RenewablesGeothermal thermalPlanning exemptions possibleGround level alteration &lt; 1m above or below adjoining groundTotal area of heat pumps &lt; 15m250cm from edge of wall or roof</p><p>Capital Cost approx 700 / kW, grants availableCollector size and buffer tanks Very important Understand both the Demand and Consumption profiles of energy useUsually more economic to size based on the main heat demand with back up, or as back up to another renewable energy option</p></li><li><p>Thermal Energy RenewablesBiomass thermal - indigenousWood chipMiscanthus Planning exemptions possibleGross floor space &lt; 20 m2Capacity of fuel storage tank above ground &lt; 50,000 litresMax height of boiler house or fuel tank &lt; 3mUp to 2 flues, max height 15m and max diameter 2m100m from nearest inhabited dwelling50m from nearest public road</p><p>Capital cost are approx 350 - 450 / kWGrants available for up to 40%Supports local enterpriseFuelstorage and hot water buffer tank, important</p></li><li><p>Thermal Energy RenewablesBiomass thermal processed pelletThese are generally a residue of the construction industry but not particularlyPlanning exemptions may applyGross floor space &lt; 20 m2Capacity of fuel storage tank above ground &lt; 50,000 litresMax height of boiler house or fuel tank &lt; 3mUp to 2 flues, max height 15m and max diameter 2m100m from nearest inhabited dwelling50m from nearest public road</p><p>Cost for equipment are approx 400 / kW, grants availableFuel &amp; Bufffer storage size is important</p></li><li><p>Electric Energy RenewablesMicro wind turbineExemption from planning No exemption for building-mounted turbines Max height &lt; 20m Rotor diameter &lt; 8m Ground clearance &gt; 3m Turbine height plus 1 m from nearest party boundary 100m from nearest inhabited dwelling 50m from nearest public road6 kW turbines cost approx - 25,000Standard of turbine and installation; importantREFIT values (68.7 c/kWh) make payback typically &gt; 15 years</p></li><li><p>Electric Energy RenewablesMicro hydro turbineSignificant planning issues to overcome Significant Habitats, Fisheries &amp; Environment issues to overcome3 kW turbines cost approx - 20,000REFIT values (83.8 c / kWh) make payback &gt; 10 years.Does not generally suffer from the difficulty of variability.Potential and case studies available on the web site www.lcea.ie </p></li><li><p>Electric Energy RenewablesPhotovoltaic panelsExemption from planning possibleTotal aperture area &lt; 50m2 or 50% of total roof area, whichever is lesser1 kW turbines cost approx - 6,000Panels can make a contribution to base electricity loadUnlikely to be economic in sports facilitiesREFIT payments make these uneconomic at present. </p></li><li><p>Limerick Clare Energy AgencyFoundation BuildingUniversity of LimerickLimerick</p><p>Pat StephensManagerT: 061 234296E: info@lcea.ieW: www.lcea.ie</p><p>Thank YouEnergy Solutions for Sustainable Development</p></li></ul>