Abláblá

ASHRAE PSYCHROMETRIC CHART NO.1
55

NORMAL TEMPERATURE
BAROMETRIC PRESSURE: 29.921 INCHES OF MERCURY
Copyright 1992

R

R

90

AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING ENGINEERS, INC.

SEA LEVEL

1.0

:

50

-:

1.0

60

.028

85

15.

-2000
-1000

5000

2.0

0.6

SENSIBLE HEAT
TOTAL HEAT

3000

0.5

Qs
Qt

0.4

200

0

0.2

-0.1

85

0

WE

.024

TB

UL

BT

50

55

PE

RA

80

0

40

TU

RE

- °F

.022

00

15

0.1

-0.2

0

45

EM

5
-0. 4
-0.
-0.3

0.3

-1
.0

4.0
-8.0
-:
-4.8.0
0
-2.
0

.026

0

0.8

60

1000

80

ENTHALPY
HUMIDITY RATIO

Dh
DW

.020

75

35

50

14.
5

.018

R
U

N

R

U

M

PE

PO

N

70

IO

.014

TU
SA

25

0V

14.

65

0%

%

80

60

.FT

%

. PE

70

50

50%

45

35

AIR

40

RY

45

5
13.

%
60

B. D

RL

55

50

40%

40

13.

30%

0

35

20%

12.
10

15

20

110

105

100

95

90

85

80

75

70

65

60

55

50

45

40

5
35

TY

VE HUMIDI

10% RELATI

45

.012

.010

40

.008

.006

35
.004

.002

115

55

CU

20

E-

UM

OL

9

DRY BULB TEMPERATURE - °F

60

15

HUMIDITY RATIO - POUNDS MOISTURE PER POUND DRY AIR

R

AT

65

120

TE

R
PE
TU
-B
PY
AL

.016

AT

D

O

30

EN

TH

70

E

F

D

-°

R

F

Y

AI

R

75

25
ENTHALPY - BTU PER POUND OF DRY AIR

30

ASHRAE PSYCHROMETRIC CHART NO.1
110

NORMAL TEMPERATURE

.030

BAROMETRIC PRESSURE: 101.325 kPa
Copyright 1992

R

R

.029
100

AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING ENGINEERS, INC.

SEA LEVEL
SENSIBLE HEAT
TOTAL HEAT

10.0

0.5

-:
-5.0

4.0

Qs
Qt

-4.0
-2.
0

-1

120

TB

UL

EM

.024