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Приложение 2
Symbols:
Symbol Description Units
A area m
2
electrical current A
Af floor area m
2
physical constant dB
A
g
cross-sectional area of gutter mm
2
A
0
area of water flow at gutter outlet mm
2
A
r
roof area m
2
A
w
walling area m
2
AET allowed exposure time min
B building envelope number
sound reduction index dB
Bf physical constant dB
b barometric pressure bar
C fuel cost per appropriate unit
C carbon
C1, C2 constant
Ci interior air pollution decipol
C
0
outdoor air pollution decipol
C
r
room concentration %
C
s
supply air concentration %
Ct concentration after time T %
C3 electrical load Wm
2
clo clothing thermal insulation
C
v
ventilation coefficient
CO2 carbon dioxide %, ppm
D gutter depth mm
DI directivity index dB
DU demand or discharge unit
152
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