Table 2 Model chain input parameter ranges

Traffic meta-model parameters

Temporal traffic profile

13

[0.0, 2.0]

Traffic capacity

2

[0.5, 1.5]

Speed limit coefficient

2

[0.5, 1.5]

Traffic trip distance coefficient

5

[0, 1.8]

Traffic direction

1

[0, 1]

Traffic emissions parameters

Fleet engine type

1

\([10,100]\%\) gasoline

Fleet engine capacity

2

\([10,100]\%\) gasoline/diesel small-midsize

Emission standard

2

\([10,100]\%\) gasoline/diesel after Euro3

Heavy duty vehicles

1

\([0,30]\%\) heave duty vehicles

Conversion \(\frac{NO_2}{NOx}\), \(\frac{PM_{2.5}}{PM_{10}}\)

2

\([0.1,0.25] \times [0.65,0.8]\)

Air quality model parameters

Wind velocity

1

\([0,17] \frac{m}{s}\)

Wind direction

1

\([0,360] ^{\circ } \)

Temperature

1

\([-10,40] ^{\circ }C \)

Precipitation coefficient

1

[0, 26]

Cloud coefficient

1

[0, 8]

Background concentration NO\(_2\), O\(_3\) PM\(_10\)(\(\upmu \hbox {g\,m}^-3\))

3

\([0,200] \times [0,180] \times [0,120]\)