900 | Thermodynamics

0

100

200

300

400

500

600

700

800

900

1000

1100

1200

1200

1100

1000

800

700

600

500

400

300

200

100

010

98

7 6

54

Entro

py, kJ

/kg

K3

21

0

109

87

65

43

21

0

900

Temperature, C

2800

2800

hh =

265

0 kJ

/kg

=

26

50 kJ

/kg

2650

2650

2550

2550

2900

2900

3000

3000

3100

3100

3200

3200

3300

3300

3400

3400

3500

3500

3600

3600

3700

3700

3800

3800

3900

3900

4000

4000

4100

4100

4200

4200

4300

4300

4400

4400

4500

4500

4600

4600

4700

4700

4800

4800

4900

4900

5000

5000

h =

5000

kJ/k

gh

= 50

00 kJ

/kg

P = 300

00 bar

P = 300

00 bar

Density =

kg/m

Density =

kg/m33

5500 5500

5000

5000

300 kg/m

300 kg/m33

100 kg/m

100 kg/m33

30 kg/m

30 kg/m33

10 kg/m

10 kg/m33

3 kg/m 3 kg/m33

1 kg/m 1 kg/m33

0.3 kg/m

0.3 kg/m33

0.1 kg/m

0.1 kg/m33

0.03 kg/m

0.03

kg/m33 Density =

0.01 kg/m

Density =

0.01 kg/m33

20000

20000 150

00150

00 10000

10000 80

00 8000600

0600

0500

0500

0

1500

1500 10

00100

0 800

800 60

060

0 500

500 400

400 350

350 300

300 250

250 20

020

0 150

150 10

010

0 80806060

4040

80%

80%

70%

70%

60%60%

50%50%40% 40%

30% 30%

20%

20%

30302020

15151010 88

664433221.5 1.51.0 1.0

0.8 0.80.6 0.60.4 0.40.3 0.30.2 0.20.1

50.1

50.1 0.1

0.08

0.08 0.

06 0.06 0

.04 0.04 0

.03 0.03 0

.02 0.02 0

.015

0.015

0.008

0.008

0.006

0.006 0.0

040.0

04 0.003

0.003 0.

002

0.002

2000

2000

3000

3000

4000 4000

000066

000022

hh == 440000kkJJ//kk

gg

000088

11000000

11220000

11440000

11660000

1188

00002200

00002222

00002244

0000

hh ==2266

0000kkJJ

//kkgg QQ

uuaalliitt

yy==

9900%%

Qualit

y = 10

Quali

ty =

10%%

Satur

ated l

iquid

Satu

rate

d liqu

id

44550000

44000000

33880000

33660000

33440000

SSaattuu

rraatteedd

vvaappoo

rr

33220000

33220000

22660000

22440000

22000000

11880000

11660000

11440000

11220000

11000000

hh==2222

0000kkJJ

//kkgg

33000000

hh==4422

0000kkJJ

//kkgg

2800

h =

260

0 kJ

/kg

2650

2550

2900

3000

3100

3200

3300

3400

3500

3600

3700

3800

3900

4000

4100

4200

4300

4400

4500

4600

4700

4800

4900

5000

h =

5000

kJ/k

g

P = 300

00 bar

Density =

kg/m3

5500

5000

300 kg/m3

100 kg/m3

30 kg/m3

10 kg/m3

3 kg/m3

1 kg/m3

0.3 kg/m3

0.1 kg/m3

0.03 kg/m3 Den

sity = 0.01

kg/m3

20000 150

00 10000 80

00600

0500

0

1500 10

00 800 60

0 500 400 350 300 250 20

0 150 10

0 8060

40

80%

70%

60%

50%40%

30%

20%

3020

1510 8

64321.51.0

0.80.60.40.30.20.1

50.1

0.08 0.

060.0

4 0.03

0.02 0

.015

0.008

0.006 0.0

04 0.003 0.

002

2000

3000

4000

006

002

h = 400kJ/k

g

008

1000

1200

1400

1600

18

0020

0022

0024

00

h =26

00kJ

/kg Q

ualit

y=

90%

Qualit

y = 10

%

Satur

ated l

iquid

4500

4000

3800

3600

3400

Satu

rated

vapo

r

3200

2800

2600

2400

2000

1800

1600

1400

1200

1000

h=22

00kJ

/kg

3000

h=42

00kJ

/kg

FIGU

RE A

9T-

sdi

agra

m fo

r wat

er.

Copy

right

19

84. F

rom

NBS

/NRC

Ste

am T

able

s/1 b

y Les

ter H

aar,

John

S. G

alla

gher

,and

Geo

rge

S. K

ell.

Repr

odu

ced

by p

erm

issio

n of

Routl

edge

/Tayl

or &

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oks,

Inc.

cen84959_ap01.qxd 4/27/05 2:59 PM Page 900

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