District Heating in the framework of an sustainable urban environment in Vienna
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District Heating in the framework of an sustainable urban environment in Vienna DI(FH) Stefan Fazekas 24.11.2011
description
District Heating in the framework of an sustainable urban environment in Vienna. DI(FH) Stefan Fazekas 24.11.2011. Some facts on Vienna. population: 1,700,000 captial of Austria political and economical center of middle Europe 5 th richest region of Europe - PowerPoint PPT Presentation
Transcript of District Heating in the framework of an sustainable urban environment in Vienna
District Heating in the framework of an sustainable urban environment in ViennaDI(FH) Stefan Fazekas24.11.2011
Some facts on Vienna
• population: 1,700,000• captial of Austria • political and economical center of
middle Europe• 5th richest region of Europe • very good public transport system
(world‘s 5th largest tram network)• important cultural center
with popular touristic attractions
Waste issue of Vienna
• appr. 1 million t of rural wastes produced• appr. 36% of which are seperately collected and recycled or
composted• additionally 2 million m³ of sewage sludge• Vienna has a total incineration policy:
-> all non-recyclable wastes are incinerated-> all dewatered sewage sludge is incinerated
Thermal waste treatment in Vienna
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100,000
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1,000,000
1,100,000
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rotary kilnfluidized bedgrate furncance
Tons
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yea
r
Waste to Energy
Waste/Sludge Incineration
1,200 km of district heating and cooling network
28% 67%
electricityPower Plant
Direct heating
5%
95% Waste Energy
District heating in Vienna saves CO2 emissions!
• 2/3 of CO2 emissions saved• yearly 1 million t
CO2 emissions saved• this is equivalent with
- yearly emission of 750,000 cars- yearly emission of 250,000 houses
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oil electricitynatural gas district heating
kg C
O2/
MW
h
District heating in Vienna actively protects our environment!
Future perspectives
• expansion of district cooling• new buildings are mostly connected
to district heating• expansion of tubing network• renewable energy sources (e.g.
biomass)• geothermial plant for 40,000
households
Thank you for your attention!DI(FH) Stefan FazekasFernwärme Wien GmbHphone: +43-1-31326-6376email: [email protected]
