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5th CITY - DELTA Workshop European Modelling
ExerciseAn Inter-comparison of long-term model
responses to urban-scale emission-reduction
scenarios An activity in support of the EU -
CAFE Programme Results for CALGRID, CAMx, STEM
and TCAM models comparison between chemical
mechanism and numerical integration
method Matera, 27-29 October 2003 Claudio
Carnevale, Giovanna Finzi, Veronica Gabusi,
Marialuisa Volta Dipartimento di Elettronica per
lAutomazione Università di Brescia
EPA of Emilia Romagna Region
Mobility and Environmental Agency of Milan
D.E.A. University of Brescia
CESI Research Centre
Council of Milan
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Model Configuration
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O3 Mean-T 0-24
Agreement
Model
STEM(20)
XX
XX
XX
CALGRID (22)
CAMX(23)
CAMX(XX)
TCAM(40)
XX
XX
XX
XX
XX
XX
4
O3 Mean-T 8-20
Agreement
Model
STEM(20)
XX
XX
XX
CALGRID (22)
CAMX(23)
CAMX(XX)
TCAM(40)
XX
XX
XX
XX
XX
XX
5
O3 Mean-T 20-8
Agreement
Model
STEM(20)
XX
XX
XX
CALGRID (22)
CAMX(23)
CAMX(XX)
TCAM(40)
XX
XX
XX
XX
XX
XX
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Frequency 0-24
Agreement
Model
STEM(20)
CALGRID (22)
CAMX(23)
CAMX(XX)
TCAM(40)
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Frequency 8-20
Agreement
Model
STEM(20)
CALGRID (22)
CAMX(23)
CAMX(XX)
TCAM(40)
8
Frequency 20-8
Agreement
Model
STEM(20)
CALGRID (22)
CAMX(23)
CAMX(XX)
TCAM(40)
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Validation Performance
ChemicalMechanism
NumericalIntegrator
Freq.20-8
Freq.8-20
Freq.0-24
Mean-T 20-8
Mean-T8-20
Mean-T0-24
Model
SAPRC90
IEH
STEM(20)
SAPRC90
QSSA
CALGRID(22)
SAPRC99
CMC
CAMX(23)
CBIV99
CMC
CAMX(XX)
CBIV90
IEH
TCAM(40)
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O3 Mean-T (ppb)
STEM(20) SAPRC90 IEH
CAMX(23) SAPRC99 CMC
CALGRID(22) SAPRC90 QSSA
TCAM(40) CBIV90 IEH
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AOT60 (ppmhr)
STEM(20) SAPRC90 IEH
CAMX(23) SAPRC99 CMC
CALGRID(22) SAPRC90 QSSA
TCAM(40) CBIV90 IEH
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Scenario Analisys Mean-T 0-24
2010 NOx(MFR)
2010 VOC(MFR)
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2010 NOx(MFR) Base Case Mean-T
Night
Day
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2010 VOC(MFR) Base Case Mean-T
Night
Day