Psycrometric Chart Si
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Psycrometric chart si
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0 10 20 30 40 50
60
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120
ENTHALPY - KJ PER KILOGRAM OF DRY AIR
20
30
40
50
60
70
80
90
100
ENTH
ALPY
-
KJ
PER K
ILOGR
AM
OF
DRY A
IR
SATU
RATIO
N TE
MPER
ATUR
E -
C
5 1
0
1
5
2
0
2
5
3
0
3
5
4
0
4
5
5
0
D
R
Y
B
U
L
B
T
E
M
P
E
R
A
T
U
R
E
-
C
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
10% RELATIVE HUMIDITY
20%
30%
40%
50%
60%
70%
80%
90%
5
5
10
10
15
15
20
20
25
25
30 WET
BULB TEMPERATURE
- C
0.88
0.90
0.92
0.94
0.96
VOLUME
- CUBIC
METER
PER KG
DRY AIR
0.98
1.00
1.02
1.04
1.06
H
U
M
I
D
I
T
Y
R
A
T
I
O
-
G
R
A
M
S
M
O
I
S
T
U
R
E
P
E
R
K
I
L
O
G
R
A
M
D
R
Y
A
I
R
R R
ASHRAE PSYCHROMETRIC CHART NO.1NORMAL TEMPERATURE
BAROMETRIC PRESSURE: 90.735 kPaCopyright 1992
AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING
ENGINEERS, INC.
921 METERS
0
1.0 1.0
-
1.5
2.0
4.0
-4.0-2.0
-1.0
-0.5
-0.2
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
-5.0
-2.0
0.0
1.0
2.0
2.5
3.0
4.0
5.0
10.0
-
SENSIBLE HEAT QsTOTAL HEAT Qt
ENTHALPYHUMIDITY RATIO
hW
