Item

Exergy loss

Ratio of exergy loss

Exergy efficiency

kW

%

%

Steam turbine

(ST)

High pressure turbine (HPT)

44569.95

37.65

4.01

73.37

Intermediate pressure turbine (IPT)

39375.49

33.26

3.54

69.73

Intermediate pressure turbine (LPT)

34444.31

29.09

3.10

85.54

118389.76

――

10.65

81.22

Regenerative system

(RS)

1#High pressure heater (HPH)

920.37

6.02

0.08

96.11

2#High pressure heater (HPH)

1329.59

8.70

0.12

95.13

3#High pressure heater (HPH)

2018.07

13.20

0.18

90.72

Feed water pump (FWP)

870.76

5.70

0.08

91.05

4#Deaerator (DH)

2838.11

18.57

0.26

91.55

5#Low pressure heater (LPH)

623.53

4.08

0.06

90.45

6#Low pressure heater (LPH)

1088.69

7.12

0.10

87.41

7#Low pressure heater (LPH)

4785.35

31.31

0.43

73.98

Shaft seal leakage heater (SSLH)

347.17

2.27

0.03

71.30

Condensation water pump (CP)

463.52

3.03

0.04

84.83

15285.16

――

1.38

91.32

Boiler

20457.76

2.36

1.84

――

555.14

0.06

0.05

――

25735.01

2.97

2.32

――

4376.11

0.51

0.39

――

5171.17

0.60

0.47

――

592679.76

68.39

53.32

――

217624.59

25.11

19.58

――

866599.54

――

77.97

42.83

Air cooling system (ACS)

111131.14

――

10.00

5.66

Total

1111405.50

――

――

30.75