Environmental Engineering Reference
In-Depth Information
Table 11.6
(continued)
S
L/W/
d/N
Model
λ
p
λ
f
ψ
F
A
w
A
O
z
r
z
f
z
B
z
or
W
B
D
B
Fl
D
LAA Traf
T
intW
T
intR
T
i
T
DS
Mat HT
MT
ε
fac
α
fac
α
LL
τ
z
ofac
TEB 7 YYNRV NNNYYYNNNN N ,C2N N YYY C
R
K,
VHC
YYYNYNY
TUF2D,
TUF3D
YYNN NNNYYNNNN /N Y N N N YYY VHC,K YYYNYNY
UCLM YYYN YYYYYNYYNY N N Y Y YYY C
R
,K Cp,
VHC
YYYYYNY
VUCM YNNRVRCYYYYYNYYNN N N N N NYY C
R
K,VHCYYYNYNY
λ
- Sky view factors (wall, ground);
F - areal fractions of RVRCt/p
-
road/vegetated/roof/canyon/typical/three surfaces on each facet (e.g., window/pervious canyon floor) A
w
- Areas of wall;
A
O
- Area open ground; z
r
- Reference height; z
f
- Height of forcing; z
B
- Building height; z
or
- Orographic height;
W
B
- Average building width; D
B
- Averaged building separation; Fl
D
- Floor density distribution of the buildings in vertical direction; S L/W/d/N - Street
length/width/direction/number of street directions; LAA - Long axis azimuth of the site; Traf - Traffic Vehicles
T
intW
- Temperature inside buildings behind wall; T
intR
- Temperature inside buildings behind roof; T
i
- Room temperature; T
DS
- Deep soil/road temperature;
Mat - Materials (look-up table);
HT - heat transfer; CR - Heat capacity for soil, roofs or walls; K - Thermal conductivity of soil, wall or roof materials; Cp - Specific heat; VHC - Volumetric
heat capacity of wall, street, roof materials; - Thermal diffusivity of ground/wall /road;
MT - material thickness by layers;
p
- building (roof) plan area ratio;
λ
f
- building frontal area ratio;
ψ
α
- Albedo;
ε
fac
- emissivity by facet; LL - Latitude and Longitude;
τ
- Turbidity; z
ofac
- Roughness length of each facet.
C1 N/hr crossing the street.
C2 Sensible and latent heat fluxes due to traffic (W m
-2
).
C3 Additional requirements: soil composition (%), pavement infiltration capacity (m s
−
1
), amount of impervious surface connected to draining network (%),
Vegetation, roof, pavement max. water storage (mm).
C5 Sensible heat flux due to traffic W m
−
2
.
C6 Turbidity specified indirectly by choice of solar radiation model parameters.
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