αειφορική συμβουλευτική Ε.Π.Ε. ΟΛΟΚΛΗΡΩΜΕΝΗ ΣΥΜΒΟΥΛΕΥΤΙΚΗ ΥΠΟΣΤΗΡΙΞΗ Konstantinos Dimopoulos AEIFORIKI CONSULTING DIPOTAMIA : ZERO CARBON COMMUNITY – “DESIGNING A GREEN VILLAGE IN KASTORIA REGION” 2 Green Villages: The Program • Program: Green Agricultural and Insular Villages: New Model for Growth • Authority: Center for Renewable Energy Sources, Athens, Greece (www.cres.gr) • Funding: 50 mil.€ • Targets: Using energy saving measures and renewable technologies, to achieve Zero Carbon Equilibrium or Zero Energy Equilibrium • Long term: Pilot projects, with local characteristics, demonstrating the “Sustainable Growth” model WITH FUNDING FROM GREECE AND E.U. 3 Dipotamia : Zero Carbon Village • Dipotamia: Small village, part of Nestorio municipality, in Kastoria region • 456 inhabitants • 230 domestic (active) and 5 public buildings • Main activities: agriculture and livestock • Regional activities: logging and fur industry • Production of approx. 70.000 tn wood +15% residues, annually • Tourism activities: hunting tourism in Grammos mountains, River Party in Nestorio 4 Location: 5 Dipotamia 6 Dipotamia : Energy Consumption Electricity Heating (oil) Petrol Diesel LPG Solar Biomass Total T.O.E. Public Buildings 1,6 29,7 0,0 0,0 0,0 0,0 0,0 32,8 Infrastructure 4,2 0,0 0,0 0,0 0,0 0,0 0,0 4,2 Street lighting 11,1 0,0 0,0 0,0 0,0 0,0 0,0 11,1 Domestic sector 53,4 328,5 0,0 0,0 0,0 4,1 957,4 1.343,4 Commercial buildings 13,5 260,5 0,0 0,0 0,0 0,0 0,0 274,0 Subtotal 83,8 618,7 0,0 0,0 0,0 4,1 957,4 1.664,0 Buildings, Buildings, Infrastructure Public vehicles 0,0 0,0 0,0 8,3 0,0 0,0 0,0 8,3 Private vehicles 0,0 0,0 166,5 3,3 3,2 0,0 0,0 173,0 Commercial transportation 0,0 0,0 48,8 42,2 0,6 0,0 0,0 91,6 Subtotal 0,0 0,0 215,3 53,8 3,8 0,0 0,0 272,9 Transportation Total energy consumption 83,8 618,7 215,3 53,8 3,8 4,1 957,4 1.936,9 Total energy consumption [MWh] 979 7.164 2.512 582 83 48 11.170 22.540 7 Dipotamia : Carbon Emissions Electricity Heating (oil) Petrol Diesel LPG Solar Biomass Total tnCO2 Public Buildings 19,0 83,2 0,0 0,0 0,0 0,0 0,0 102,2 Infrastructure 47,8 0,0 0,0 0,0 0,0 0,0 0,0 47,8 Street lighting 112,9 0,0 0,0 0,0 0,0 0,0 0,0 112,9 Domestic sector 542,0 907,1 0,0 0,0 0,0 0,0 0,0 1.449,1 Commercial buildings 137,5 729,1 0,0 0,0 0,0 0,0 0,0 866,6 Subtotal 0,0 0,0 0,0 0,0 0,0 Buildings, Buildings, Infrastructure 859,2 1719,4 2.578,6 Public vehicles 0,0 0,0 0,0 24,5 0,0 0,0 0,0 24,5 Private vehicles 0,0 0,0 454,0 9,6 7,5 0,0 0,0 471,1 Commercial transportation 0,0 0,0 133,2 124,1 1,5 0,0 0,0 258,8 Subtotal Transportation 0,0 0,0 587,2 158,2 9,0 0,0 0,0 754,4 Total carbon emissions 859,2 1719,4 587,2 158,2 9,0 0,0 0,0 3.333,0 8 Dipotamia : Energy figure • Houses are the largest energy consumer • Biomass is the main energy source of domestic heating (2/3 of total). Inhabitants purchase the necessary wood supplies in discount price from the local timber association. • Wood is usually burned in Energy comsumption stoves, with less than 50% 5% 2% 1% Public Buildings 9% efficiency Infrastructure 14% Street lighting • Oil and electricity consumption Domestic sector 69% and private transportation is Commercial buildings the main CO2 emissions source Public vehicles Private vehicles 9 Dipotamia : Action Plan Energy Saving Energy Production • Improvements in building’s • Centralized energy unit: envelope in 183 domestic • Installation of a 3,5 MW, hot buildings and 5 public water biomass boiler. buildings • Development of a district • Installation of 118 LED lights, heating network replacing 125W HQI. • Installation of a 0,6 MW ORC cogeneration plant • Installation of energy efficient pumps for potable • Electricity is supplied to the distribution network with water supply. feed-in tariff • Purchase of one 1,5 tn, 7kW • Heating bills are collected electric garbage truck via water supply authority Total budget: 8 mil. € 10 Dipotamia : Energy models - houses • Domestic buildings • Energy audit in each house, according to Greek Energy Efficiency Standards (KENAK) • Development of 9 energy models, for the simulation of the overall energy behavior. Building Area Windows Doors Glass Frame EE No Model Floors Heating system Overall material [m2] [m2] [m2] type type Actions Action Μ1 1 75 12 2 Single Wood Wood stove 4% 3% 1% Μ2 2 100 16 2 Double Metal Wood boiler 22% 18% 4% Stone Μ3 2 100 16 2 Double Metal Oil boiler 10% 8% 2% Μ4 2 100 16 2 Single Wood Wood stove 18% 15% 4% Concrete Μ5 2 100 16 2 Double Metal Wood stove 4% 3% 1% before Μ6 2 100 16 2 Double Metal Wood boiler 9% 7% 2% 1989 Μ7 2 100 16 2 Single Wood Oil boiler 8% 6% 1% Concrete Μ8 2 100 16 2 Double Metal Wood boiler 22% 18% 4% after 1989 Μ9 2 100 16 2 Single Metal Oil boiler 2% 2% 0% 100% 80% 20% 11 Dipotamia : Energy saving measures - houses • Energy saving measures include: 16,0 14,0 • Roof insulation 12,0 10,0 • Building’s envelope insulation 8,0 6,0 • Energy efficient windows 4,0 • Solar collectors for domestic hot water 2,0 0,0 Current primary Primary energy Primary energy • Energy savings: energy consumption after savings consumption E.E. measures Current primary energy Primary energy consumption Primary energy savings consumption after energy efficiency measures Annual energy Annual energy Annual energy Fuel Fuel Percent. consumption consumption consumption Heating MWh 14.111,5 Biomass / oil MWh 4.951,7 Biomass MWh 9.159,8 65% Cooling MWh 0,0 Electricity MWh 0,0 Electricity MWh 0,0 0% Hot water MWh 1.078,0 Electricity / oil MWh 583,6 Electricity MWh 494,4 46% Total MWh 15.189,5 MWh 5.535,3 MWh 9.654,2 64% 12 Dipotamia : Energy measures – CHP / DH • Renewable energy production unit: • 3,5 MWth biomass boiler for hot water production • 0,6 MWel Organic Rankine Cycle cogeneration unit • 7,5 km District Heating network philippopoulos energy technical s.a. 13 Dipotamia : Energy measures – CHP / DH 14 Central energy unit equilibrium Fuel 17.380 MWh 17.030 MWh 16.880 MWh 13.500 MWh 12.773 MWh (Biomass) (83%) (82%) (81%) (65%) (60%) District Heating 20.880 MWh 12.773 MWh (100%) (60%) Boiler Losses Exhaust and Cogeneration Electricity DH network 3500MWh ash losses losses production losses (17%) 350MWh 150MWh 3.380MWh 670MWh (2%) (1%) (16%) (5%) 15 Carbon equilibrium Current CO2e CO2e emissions CO2e emissions Balance Actions emissions saving compensation (tnCO2/a) (tnCO2/a) (tnCO2/a) (tnCO2/a) A Current CO2e emissions 3.333,00 B Energy Efficiency B.1 Domestic sector 907,1 B.2 Public buildings 37,1 B.3 Street lighting 89,3 B.4 Transportation 11 B.5 Water supply system 7,7 Total energy efficiency 1.052,20 C Compensation (RES) C.1 Small private PV 333,5 C.2 Cogeneration plant 2.719,80 Total compensation 3.053,30 D Total (tnCO2/a) 3.333,00 -772,50 3,20 /a 2 2,20 1,20 Carbon equilibrium 0,20 Thousands tnCO A B.1 B.2 B.3 B.4 B.5 C.1 C.2 -0,80 16 Benefits Inhabitants Municipality • District Heating at very low • Green energy innovative price: 40,0€/MWh project for Greece • Higher thermal comfort after • Increased regional attention the interventions after dissemination actions • No need for individual fuel • Creation of 10 new working (wood) management positions • Reduced energy expenses • Population maintenance via smart electricity metering • Development of Public – network Private green initiatives • Potential for new local • Supporting local tourism business activities 17 Thank you www.aeiforiki.com.