Title | Rational Psychrometric Formulae By Dr Willis Haviland Carrier |
---|---|
Author | Paige Angol |
Course | Applied Thermodynamics |
Institution | University of Connecticut |
Pages | 2 |
File Size | 563.6 KB |
File Type | |
Total Downloads | 54 |
Total Views | 138 |
Download Rational Psychrometric Formulae By Dr Willis Haviland Carrier PDF
PSYCHROMETRIC CHART Normal Temperature I-P Units SEA LEVEL
`
Pounds of moisture per pound of dry air
`
Grains of moisture per pound of dry air
180
BAROMETRIC PRESSURE: 29.921 in. HG
.025 45
170
.024 0.40 .023
160
80
.022
40
150 .021 .020
140 14.5
0.50
75
.019 Btu
90%
35
-0.1
130 .018
-0.2 B tu
80%
120 70
30
0.45
0.55
.017 0.60 .016
110
0.65
%
.015 70
AI R
60
%
Bt u
2B tu
Bt u
-.06
Bt u
- . 04
-.0
-.08
%
45 30%
40
.009 .008 50
.007 .006
40
.005 30
.004
Bt u 0.2
Bt u
`
12.5
0
10% RE
tu .3 B 0.4
H LATIVE
U MID IT
.003
20
Y
.002 10
Bt u
.001 0
`
Dry-Bulb 20 Temperature F
25
30
35
40
Below 32 F, properties and enthalpy deviation lines are for ice.
45
0.95 1.00
60
20%
13.0
25 Wet-Bulb Dewpoint or Saturation Temperature F
0.90
.011 .010
70
35
0.1
50
55
60
65
70
75
80
0.80
.012 80
-0.3 Btu - Enthalpy deviation Btu per pound of dry air
OF UN D PO R PE -B TU Y EN TH
Y AIR . DR R LB
40
13.5
50
%
0.75
`
50
. PE
AL P
T CU .F ME -
55
.013
0.85
U VOL
60
20
30
.014
90
14.0
DR Y
25
15
10
0.70
100
65
85
90
95
100
105
110
Chart by: HANDS DOWN SOFTWARE, www.handsdownsoftware.com
.000
Sensible Heat Factor
PSYCHROMETRIC CHART Normal Temperature SI Units SEA LEVEL
90
BAROMETRIC PRESSURE: 101.325 kPa 24
.024
22
.022
0.35
80
0.40 70
25 .020
20
18
16
90
%
50
%
60
%
15 10
IC CU B ME -
50
%
10
E ME T
%
R PE
0.84
40
8
R KG
10
.012
.010
.008
6
.006
4
.004
2
.002
AIR
0.82
30%
0 0
.014
D RY
5
.016
0.80
20%
-5 0.78
TIVE HU 10% RE LA
MIDITY
0.76 0 -10
-5
0
Below 32 F, properties and enthalpy deviation lines are for ice.
5
10
15
20
25
30
35
40
Chart by: HANDS DOWN SOFTWARE, www.handsdownsoftware.com
.000
0.50
0.55 0.60 0.65 0.70 0.75 0.80 0.85 0.90 0.95 1.00
`
AM GR 30 LO KI
U VOL
Y
ER
12
0.86
P AL TH EN 20
JP -K
RY
R AI
70
D OF
80
40
14
0.88
%
20
.018
HUMIDITY RATIO - KILOGRAMS MOISTURE PER KILOGRAM DRY AIR
0.90
60
HUMIDITY RATIO (or Specific Humidity) GRAMS OF MOISTURE PER KILOGRAM OF DRY AIR
0.45
Sensible Heat Factor...