TPI 19 VVKR
6 / 18
|
Diffusers
Fig. 7: Airow inside the room
Technical parameters
Terminology
q
V
(m
3
/h) - Air ow volume per 1 diffuser
Y
(m) - Horizontal distance to the wall
H
(m) - Room height
H
1
(m) - Distance from the ceiling to the occupied zone
H
0
(m) - Occupied zone
L
t
(m)
- Throw distance: by the wall - L
t
= H
1
+ Y
between diffusers - L
t
= H
1
+ A/2
V
Lt
, V
H1
(m/s) - Air velocity at throw distance L
t
∆T
0
(K)
- Temperate difference between the supply
and room air
∆T
L
(K)
- Difference between the airow core and room
air temperature
∆p
t
(Pa) - Pressure drop
L
W
dB(A) - Sound power level
A, B
(m)
- Distance between diffusers by length and by width
of the room (A = distance between columns,
B = distance between rows)
Legend
L
t
A, B L
t
Y
H
1
H
H
0
= 1,8 m
V
H1
, ΔT
L
V
L
t
; ΔT
L
q
V
; ΔT
0
q
V
; ΔT
0
V
Lt
; ΔT
L