2/2/22, 3:16 PM
Free Online Interactive Psychrometric Chart
Free Online Interactive Psychrometric Chart
Basic
Process
Cycle 1
Cycle 2
A convenient, precise and customizable psychrometric chart & calculator tool for HVAC engineers. Support IP and SI units.
Setting
简体中文 (/cn/PsyOnline)
Display
Air processing calculation
Windows Desktop Version
+
X
2
24
53.5
X
10.0
8.0
7.0
6.0
mages/psysvg.png)
0.5
3
0.
0.1
85
1.
0
75
65
21
20
kg/h
kW
Cooling load
27.806
kW
Humidifying
0.091
g/s
-28.012
0.207
35
25
40
20
kW
%
%
15
kW
16
15
14
13
12
11
10
9
%
30
8
7
6
10
%
20
5
%
0
°C
-5
T.Wet.Bulb
17.543
°C
-10
T.Dew.Point
13.986
°C
Rel.Humidity
53.500
%
Spec.Humidity
10.000
g/kg(d.a)
Enthalpy
49.584
kJ/kg(d.a)
-10
-5
0
5
10
)
24.000
(d.a
T.Dry.Bulb
/kg
^3
0m
0.8
0
50
30
Mixed air from state A and B
Point A percent:
%
0.000
Latent heat
45
40
0
0.9
Heating load
Sensible heat
50
-306.937 kJ/g
19
18
17
90
%
80
%
70
%
Delt.H/Delt.d
55
60
Dry air flow:
7041.6
10%
15
20
25
30
35
Dry Bulb Temperature, °C. Pressure = 101325 Pa
Compute and draw processing line
$65 for up to 3 license keys.
Download Free Trial V4.41 (/en/DownAM)
25
24
23
22
60
State changes from point A to B
30
29
28
27
26
70
ENTHALPY
dH
=
HUMIDITY RATIO dW
2
kJ/kg(d.a)
80
2.0
3.0
0.0
0.2
0
4.
.5
-0
.0
2.5
Point B:
1
-0.2
Select 2 point #
Point A:
-2.0
-1.0
0.0
-1
Set point to -1,-1 to start new line.
-4
-2 .0
.0
SENSIBLE HEAT
Qs
=
TOTAL HEAT
Qt
4
0.
120
90
-10.0
-5.0
1.5
2.0
4
8..0
0
0.6
0
5.
115
8
23.973
110
95
-
1.0
8
38
8
1
1.0
0.9
0.8
0.7
105
40
45
5
4
3
2
1
0
50
Humidity Ratio, g/kg(d.a)
Rel.Humid, %
# Tdry, °C
100
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Related Links
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Wikipedia Psychrometrics
(http://en.wikipedia.org/wiki/Psychrometrics)
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