isthar kick off meeting
DESCRIPTION
ISTHAR KICK OFF MEETING. THE POINT OF VIEW OF THE USER CITY : GRAZ - AUSTRIA. City of Graz- location. 270.000 Citizens. City of Graz- available tools -1. Emission inventory Traffic, residential combustion, industry Spatial resolution: street network 80% line sources, rest as area sources - PowerPoint PPT PresentationTRANSCRIPT
City of Graz- available tools -1
• Emission inventory – Traffic, residential combustion, industry– Spatial resolution: street network 80% line
sources, rest as area sources– Temporal resolution: 1h
• Traffic model: resistance model• Dispersion tool: meso scale, prognostic,
diagnostic
City of Graz- available tools -2
• Noise model (inventory) – Traffic on street network (simple resistance
model)– Temporal resolution: 1h– Spatial resolution: street network
• Dispersion tool: local scale (street canyon)
1 11 21 31
R1
R11
R21
R31
R41
5.85E-02-6.50E-02
5.20E-02-5.85E-02
4.55E-02-5.20E-02
3.90E-02-4.55E-02
3.25E-02-3.90E-02
2.60E-02-3.25E-02
1.95E-02-2.60E-02
1.30E-02-1.95E-02
6.50E-03-1.30E-02
0.00E+00-6.50E-03
NO2
11.01.1998 9:00 AM
[ppm]
NO2-Concentration 9am
Expected results from ISHTAR
• Hot spot recognition
• Impact of different scenarios– Technical measures
• New technology vehicles, alternative fuels, etc.• Rerouting of traffic, congestions……
– Non technical measures • Change in modal split for certain districts