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Table 10 Main input parameters for the simulations with the urban unit model in May 2013

From: Transforming typical hourly simulation weather data files to represent urban locations by using a 3D urban unit representation with micro-climate simulations

Input parameter

May 17, 2013

May 10, 2013

May 22, 2013

Source

Weather forcing Group

Group 1

Group 2

Group 3

 

Specific humidity 2500 m (750 mbar) gr w/kg dry air

8.3

7.2

3.9

[52]

Prevalent wind direction (N = 0 clockwise)

0

110

0

[53]

Wind speed 10 m ab. gr. m/s

1.6

2.8

2.8

[53]

Roughness length z0

0.1

0.1

0.1

[36]

Mean wall albedo

0.23

0.23

0.23

[49]

Mean roof albedo

0.50

0.50

0.50

 

Wall heat transmittance W. m −2 . K −1

1.4

1.4

1.4

 

Roof heat transmittance W. m −2 . K −1

0.9

0.9

0.9

 

Underground soil temperature (Upper-Middle-Deep layer) K

292.7

293.2

296.0

[52]

290.3

288.9

291.0

288.0

287.2

288.0

Underground soil humidity (Upper-Middle-Deep layer)

35 %

37 %

33 %

[52]

35 %

37 %

34 %

34 %

35 %

34 %