Workshop Vienna, 2nd july 08 The „Energy in minds!“ - project in the energy region Weiz-Gleisdorf

Workshop Vienna, 2nd july 08 WeizWeiz GleisdorfGleisdorf 17 communities inhabitants Energy region Weiz-Gleisdorf

Workshop Vienna, 2nd july 08 Project Partner in Austria Coordination of the energy region Weiz-Gleisdorf: W.E.I.Z. Research organisation: AEE INTEC Institut for sustainable technologies Utility: Feistritzwerke STEWEAG GmbH

Workshop Vienna, 2nd july 08 Research/Innovation  Information campaign  Public energy day  Innovative PV-systems  Bio-fuelled co-generation  High efficient retrofit  Establish wood-pellet infrastructure  Dissemination

Workshop Vienna, 2nd july 08 Demonstration Innovativ solar thermal systems 80 solar-comby-systems in private households (10 – 20m²) 8 large-scale-systems f. resident.buildings or tourism.comp.  Innovative PV-systems 25 PV-Systems in private households with about 3 kWp  Improve district heating system 15 local district heating systems with about 150 kWh th, using woodchips or pellets  Energy checks for buildings

Workshop Vienna, 2nd july 08 Demonstration High efficient retrofit 7000 m² residential-buildings 2500 m² public-buildings 1000 m² office-buildings  New low-energy buildings 4500 m² residential-buildings with passivhouse-standard  Communal energy management  Establish wood-pellet infrastructure 110 pellet boilers with 10 to 30 kW  Establish bio-fuel infrastructure

Workshop Vienna, 2nd july 08 DEM: for example: Plant oil-infrastructure  Two new fuel stations  Training course for garage owners and mechanics  Installation of an show room  Adaption of 30 vehicles to use plant oil

Workshop Vienna, 2nd july 08 Solar thermal systems Since June 2005 we installed 1331,9m² = 67 solar plants (one family houses)

Workshop Vienna, 2nd july 08 Pellet burners Since June 2005 we installed 886 kW= 56 pellet burners (one family houses)

Workshop Vienna, 2nd july 08 New buildings (one family houses) Since June 2005 we supported 2214 m² of new buildings.

Workshop Vienna, 2nd july 08 Retrofits - one family houses Energy characteristic: 258 kWh/m²a Energy characteristic: 58 kWh/m²a Since June 2005 we supported 2327m² of retrofits.

Workshop Vienna, 2nd july 08 Retrofits - one family houses Measurements Roof: 40 cm heat insulation Outer walls: 12 cm insulation Windows: U-value 1,1 W/m²K Heating system: solar thermal system 20m², wood boiler, storage tank 1000l

Workshop Vienna, 2nd july 08 Retrofits - one family houses Energy characteristic: 205 kWh/m²a Energy characteristic: 54 kWh/m²a

Workshop Vienna, 2nd july 08 PV-plants PV-power: Wp 16m² therm. Collector 12 kWh/m² heating PV-Power: Wp Low energy-building in massive construction < 12 kWh/m² heating

Workshop Vienna, 2nd july 08 District heating systems - 7 plants finished – 820 kW th

Workshop Vienna, 2nd july 08 Communal energy management Streetlights - in 4 communities, installationion of energy saving streetlights - using new lamp-technology, reduction of operatingvoltage

Workshop Vienna, 2nd july 08 Online Energy-consulting

Workshop Vienna, 2nd july 08 Bio-fuel „plant oil“ - 8 vehicles adaped to bio fuel and in operation - 2 filling stations will be finished in July trasportable show-element to present the technology in the region

Workshop Vienna, 2nd july 08 Bio-fuel co-generation plants 1 plant running, 2 plants under construction - Electric Power: 8 kW – grid-connected - Thermal output: 18 kW – for heating office-building - Overall efficiency: aprox. 91%

Workshop Vienna, 2nd july 08 Monitoring for Energy in minds!° - projects

Workshop Vienna, 2nd july 08 Buildings monitoring

Workshop Vienna, 2nd july 08 Buildings

Workshop Vienna, 2nd july 08 Buildings Energy demand: Before:157 kWh/m²a After:24 kWh/m²a Energy costs: Before: €/year After:4.190 €/year

Workshop Vienna, 2nd july 08 Solar Thermal System and Pellet Boiler – Family Hausmann, Gleisdorf 19.5 m² 1,250 litres storage tank Domestic hot water is generated by a flat plate heat exchanger 10 kW pellet boiler for auxiliary heating

Workshop Vienna, 2nd july 08 Monitoring Solar Thermal System and Pellet Boiler – Family Hausmann, Gleisdorf House energy demand of 43 kWh/m²a for 150 m² living area The 19.5 m² solar thermal collector area was architectural integrated in the building’s south facade

Workshop Vienna, 2nd july 08

Solar Thermal System and pellet boiler – Family Wolf, Gleisdorf 15 m² 1,000 litres storage tank 10 kW pellet boiler for auxiliary heating

Workshop Vienna, 2nd july 08

Monitoring PV plants

Workshop Vienna, 2nd july 08 Monitoring PV-Plants – web-based