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Input Values
Type of SILENCER:
?
Splitter
Position Number:
Geometry:
Width of SILENCER:
a
mm
Hight of SILENCER:
b
mm
Lenght of SILENCER:
l
mm
Leading Edge:
-
No
Yes
Width of Wings:
e
100
200
mm
Count of Splitts:
g
Flow Gap:
m
?
mm
Trailing Edge:
-
No
Yes
Flow Parameters:
Air Flow:
Q
?
m
3
/h
Air Density:
ρ
?
kg/m
3
Selected Frequency:
Frequency:
f
?
Hz
Hz
Hz
Fan Acoustic Power
?
Frequency:
32
63
125
250
500
1000
2000
4000
8000
Aggregate Level
Fan Sound Power with a Weight Filter A: [dB(A)]
The calculation complies with Czech Republic Government Regulation 272/2011 Coll. as amended, to protect against the effects of noise and vibrations.
End Element:
Noise Sound Power:
L
WA
?
dB(A)
Location:
Q
?
Choose
Free Space
Ceiling Wall
Corner
Corner
Count:
n
?
Distance to the Listener:
k
?
m
Room:
Surface Area:
A
?
m
2
Sound Absorption:
α
?
m
2
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