Index of contents

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7

Index of contents

0. NOTICE ON PROPRIETARY INFORMATION CONTAINED IN THIS THESIS

11

1. INTRODUCTION

12 R

EFERENCES

16

2. THE EPR™ REACTOR

17 R

EFERENCES

19

3. REACTOR COOLANT SYSTEM (RCP) OPERATING CONDITIONS

20

3.1. N

ORMAL TRANSIENTS

22 R

EFERENCES

24

4. PLANT I&C GENERAL ARCHITECTURE

25

4.1. B

ASIC PRINCIPLES

/

REQUIREMENTS OF THE

I&C

DESIGN

/

SYSTEM

25

4.1.1. H

ORIZONTAL STRUCTURE OF THE

I&C

25

4.1.2. F

UNCTIONAL SAFETY PRINCIPLES

26

4.1.3. D

EFENCE IN

D

EPTH PRINCIPLE

28

4.1.4. F

UNCTIONAL SAFETY CLASSIFICATION

29

4.1.5. F

UNCTIONAL

(

VERTICAL

)

STRUCTURE OF THE

I&C

31

4.1.6. E

CONOMICAL AND OPERATIVE REQUIREMENTS

32

4.1.7. S

ECURITY REQUIREMENTS

33

4.1.8. D

ESIGN CONSIDERATIONS

33

4.2. I&C

S

YSTEM GENERAL ARCHITECTURE

36

4.2.1. H

UMAN

M

ACHINE

I

NTERFACE

–

L

EVEL

2 I&C

37

4.2.2. A

UTOMATION LEVEL

–

L

EVEL

1 I&C

39

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8

4.3. S

IEMENS

P

OWER

P

LANT

A

UTOMATION

-T2000

–

SPPA-T2000

50

4.3.1. AS620

–

A

UTOMATION

S

YSTEM

53 R

EFERENCES

65

5. THE NUCLEAR ISLAND VENT AND DRAIN SYSTEM (RPE)

66

5.1. N

UCLEAR

I

SLAND

V

ENT AND

D

RAIN

(RPE)

VACUUM UNIT

66

5.2. R

EACTOR

C

OOLANT

S

YSTEM

(RCP)

S

WEEPING

68

5.2.1. T

HE PROCESS

68

5.2.2. I&C

F

UNCTIONS

69

5.3. V

ACUUM PULLING AND MAINTAINING

73

5.3.1. T

HE PROCESS

73

5.3.2. I&C

F

UNCTIONS

74 R

EFERENCES

76

6. ANALYSIS OF THE REGULATIONS

77

6.1. S

OFTWARE ENVIRONMENT AND THE METHODOLOGY FOLLOWED

77

6.1.1. F

REQUENCY DOMAIN ANALYSIS

79

6.1.2. T

IME DOMAIN ANALYSIS

82

6.2. M

ODELLING OF

T

HERMAL

H

YDRAULIC COMPONENTS

83

6.2.1. G

ENERAL ASSUMPTIONS

84

6.2.2. R

EACTOR

C

OOLANT

S

YSTEM

(RCP)

V

OLUME MODELLING

84

6.2.3. N

UCLEAR

I

SLAND

V

ENT AND

D

RAIN

(RPE)

V

ACUUM PUMP

90

6.2.4. N

UCLEAR

I

SLAND

V

ENT AND

D

RAIN

(RPE)

WATER SEPARATOR

91

6.2.5. N

UCLEAR

I

SLAND

V

ENT AND

D

RAIN

(RPE)

T-J

UNCTIONS

91

6.2.6. N

UCLEAR

I

SLAND

V

ENT AND

D

RAIN

(RPE)

P

IPES

92

6.2.7. N

UCLEAR

I

SLAND

V

ENT AND

D

RAIN

(RPE)

INITIAL AND BOUNDARY

CONDITIONS

92

6.2.8. V

ACUUM PULLING

/

MAINTAINING DURING FILLING

92

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9

6.3.1. T

RANSDUCERS

94

6.3.2. S

IGNAL ACQUISITION

95

6.3.3. C

ONTROL VALVES

96

6.3.4. C

ONTROLLERS

96 R

EFERENCES

98

7. STUDY OF THE SWEEPING PHASE REGULATIONS

99

7.1. R

EACTOR

C

OOLANT

S

YSTEM

(RCP)

PRESSURE REGULATION

99

7.1.1. F

102

7.1.2. T

IME DOMAIN ANALYSIS

109

7.1.3. C

ONCLUSIONS

114

7.2. N

UCLEAR

I

SLAND

V

ENT AND

D

RAIN

(RPE)

PRESSURE REGULATION

115

7.2.1. F

118

7.2.2. T

IME DOMAIN ANALYSIS

125

7.2.3. C

ONCLUSIONS

129

7.3. R

ESULTS FOR THE SWEEPING BY

N

2

129

7.4. R

ESULTS FOR THE SWEEPING BY

A

IR

133 R

EFERENCES

135

8. STUDY OF THE VACUUM PULLING/MAINTAINING PHASE

136

8.1. S

YSTEM PERFORMANCE

137

8.1.1. V

ACUUM PULLING

137

8.1.2. V

ACUUM MAINTAINING

138

8.1.3. O

PTIMIZATION OF THE VACUUM MAINTAINING PHASE

141 R

EFERENCES

145

9. FINAL CONCLUSIONS

146

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