ML20030A333

Final Hazards Summary Rept,Vols 1 & 2,for Big Rock Point

ML20030A333
Person / Time
Site:	Big Rock Point File:Consumers Energy icon.png
Issue date:	11/14/1961
From:	CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:
References
NUDOCS 8101090309
Download: ML20030A333 (429)

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HAZARDS

SUMMARY

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VOLUME ONE PLANT TECHNICAL DESCRIPTION AND l

SAFEGUARD EVALUATION l

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FINAL HAZA RDS

SUMMARY

REPORT Inclusive Contents TAB VOLUME ONE:

Technical Description & Safeguard Evaluation Introduction & Conclusions 1

i Plant Site & Environment 2

Containment 3

Reactor 4

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Reactor System Equipment 5

Power System Equipment 6

Instrumentation 7

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Nuclear, The rmal, & Hydraulic Characteristics 8

Radioactive Waste Disposal 9

Research & Development Program 10 Operating Procedures 11 Safety Analysis 12 Maximum Credible Accident 13 i

VOLUME TWO:

PART I - ENGINEERING DRAWINGS

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Plant Site & Layout A'

Equipment Location B

Containment Vessel Details C

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Process Piping & Instrument Diagrams D

Instrumentation E

Reactor Vessel & Internals F

I Service Systems - Piping & Instrumentation G

Electrical Diagrams H

l Control Diagrams I

i Heat Balance J

J PART II - TOPICAL REPORTS Meteorology, Progress Report No.1 14 Geology and Hydrology 15 Seismoiegy 16 i

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VOLUME ONE Table of Contents PAGE Section 1:

INTRODUCTION & CONCLUSIONS TAB-1 1.1 Purpose of Report 1

1. 2 Eackground 1

1. 3 ' Scope of Report 2

1. 4 Character of Report 2

1. 5 Conclusions From Report 2

i Section 2:

PLANT SITE & ENVIRONMENT TAB - 2 2.1 General Features 1

2. 2 Immediate Environs 4

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. 2. 3 Immediate Population 5

2. 4 Meteorology 9

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2. 5 Geology & Ilydrology 10

2. 6 Seismology 10 Section 3:

CONTAINMENT TAB-3 3.1 General 1

3. 2 Design Criteria 1

3.3 Fire & Flood Protection 5

3. 4 Penetrations 5

3. 5 Isolation Valves 6

3. 6 Mis sile s 8

3. 7 Post-Incident Cooling 9

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3. 8 Insulation 10

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3. 9 Construction & Testing 11 l

Section 4:

REACTOR TAB-4 1

4.1 Reactor Vessel

4. 2 Reactor Core & Fuel 6

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4. 3 Control Rods 12

4. 4 Control Rod Drives 17 i

4.5 Liquid Poison System 24

4. 6 Biological Shielding 26 Section 5:

REACTOR SYSTEM EQUIPMENT TAB-5 5.1 General Description of Equipment 1

5. 2 Steam Drum 1

5. 3 Recirculating Pumps 2

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5. 4 Primary Loop Piping & Valves 4

5. 5 Safety Relief Valves 6

5. 6 Turbine & Bypass Control Systems 6

5. 7 Shutdown Cooling System 8

5. 8 Emergency Cooling System 9

5. 9 Core Spray Cooling System 10 5.10 Reactor Emergency Electric Power 11

5. 11 Reactor Cleanup System 12 5.12 Reactor Servicing Equipment 13

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Section 6:

POWER SYSTEM EQUIPMENT TAB-6 f-6.1 Turbine Generator System 1

6. 2 Main Turbine Condenser 1

6. 3 Condensate & Feedwater System 2

6. 4 Auxiliary Cooling Water Systems 4

6. 5 Makeup Water System 5

6. 6 Instrument & Service Air System 5

6. 7 Electrical System 5

6. 8 Plant Services Systems 7

Section 7:

INSTRUMENTATION TAB-7 7.1 General Features 1

7. 2 Power Control 1

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7. 3 Turbine Protection Devices 1

7. 4 Control at Startup 2

7. 5 Reactor Safety System 2

7. 6 Reactor Neutron Monitor System 10

7. 7 Control Rod System Instrumentation 13

7. 8 Liquid Poison System Control 14

7. 9 Reactor Instrumentation 15 7.10 Steam Supply System Instrumentation 16 7. 11 Fuel Rupture. Detection System 19 7.12 Process Radiation Monitoring 19 7,13 Area & Personnel Monitoring 21 i

Section 8:-

NUCLEAR; THERMAL, & HYDRAULIC CHARACTERISTICS TAB-8 8.1 Introduction 1

8. 2 Thermal & Hydraulic Characteristics 1

8. 3 Nuclear Characteristics 7

Section 9:

RADIOACTIVE WASTE DISPOSAL TAB-9 9.1 Airborne Wastes 1

9. 2 Liquid Wastes 9

9.3 Solid Waste 12 Section 10p RESEARCH & DEVELOPMENT PROGRAM TAB-10 10.1 General Considerations 1

10. 2 Development Program - Phase 1 4

10.3 Development Program - Phase II 11 Section 11:

OPERATING PROCEDURES TAB-ll

11. 1 Basic Operating Principles 1

11. 2 Procedural Safeguards 3

11. 3 Disaster Plans 6

11. 4 Preoperational Testing 8

11. 5 Initial Core Loading & Critical Tests 13

11. 6 Power Operation Test Program 16

11. 7 Normal Operation 18

11. 8 Procedures For R&D Program Testing 22

11. 9 Refueling 23 27

11. 1 0 Waste Disposal Systems Operation 11.11 Maintenance Principles 28

11. 1 2 Storage 29

PAGE S'ection 12:

SAFETY AN LYSIS TAB-12

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12.1 Safeguards Considerations 1

12.2 Conclusions 2

12.3-Dynamic Stability of Reactor 2

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12.4 Analyses of Off-Standard Conditions 4

12.5 Analyses of Equipment Malfunction 6

12.6 Analyses of Operator Errors

-14 12.7 Startup Accident 15 12,8 Cold Water Accident 17 20 12.9 Fuel Loading Accident 21 12.10 Safety Against Fires & Other General Hazards MAXIMUM CRED1BLE ACCIDENT-TAB-13 Section 13:

13.1 General Considerations 1

13. 2 Basis For "MCA" Limitations 2

13.3 Basis For Containment Design 4

13. 4 "MCA" Pressure Calculations 5

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13. 5 Core Heat-Up Transient

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13. 6 Emission of Fission Products to Containment Vessel 10

13. 7 Leakage From Containmr;nt Vessel 12

13. 8 Summary of Radiologichi Effects 16

13. 9 Direct Radiation From Enclosure 17 13.10 Meteorological Diffusion Evaluation Methods 18 13. 11 External Radiation Dose From Passing Cloud 23

13. 12 External Radiation Dose From Ground Deposition 25 13.13 Grcund Deposition of lodine-131 27 13.14 Internal Dose To Thyroid 28 13.15 Interr.a1 Dose To Lur.

28 13.16 Internal Dose To Bone 29 13.17 General Summary 29 f

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VOLUME ONE LIST OF FIGURES & TABLES PAGE t

f Tab 1 INTRODUCTION & CONCLUSIONS

- Tab 2 PLANT SITE & ENVIRONMENT Figure 2.1 Location Map

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Site Map 3

2.3 Population within Five-Mile. Radius 7

. 2.4 Popu.'ation within Sixty-Mile Radius 8'

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Statistics of surrounding Area 4

2. 2 Immediate Population 5

2. 3 Earthquake History 11 Tab 3 CONTAINMENT Figure 3.1 Enclosure Isometric 2

3. 2 Containment Vessel Design Pressure 4

Table 3.1 Containment Vessel Design Parameters 3

Tab 4 REACTOR Figure. 4.1 Reactor Vessel Schematic 2

4. 2 Typical Core Dimensions 8

4.3 Fuel Bundle 9

i 4.4 Control Rod Drive Mechanism 19 4.5 Control Rod Coupling 21 Table 4.1 Reactor Vessel 1

4.2 Reactor Vessel Penetrations '

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4.3 Fuel & Core Materials 10 4.4 Control Rod Blade Materials 13 1

4.5 Rod Drive Materials 22 I'

4.6 Specific Activitiee in Primary Equipment 29 1

i Tab 5 REACTOR SYSTEM EQUIPMENT Tab 6 POWE.'. SYSTEM EQUIPMENT Tab 7 INSTRUMENTATION Table 7.1 Reactor Safety System Functions 3

7.2 Reactor Safety Controls 4

7. 3 Reactor Safety System Bypass 9

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PAGE Tab 8 NUCLEAR, THERMAL, & HYDRAULIC CHARACTERISTICS Table 8.1 Design Data For Initial Cors 2

8. 2 Nuclear Parameters 11

8. 3 Temperature Coefficient 13

8. 4 Void Coefficient 14

8. 5 Doppler Coefficient 14

8. 6 Reactivity Requirements 15 t

8. 7 Initial Reactivity, Cold 16

8. 8 Most Probable Maximum Rod Worth 16 Tab 9

. RADIOACTIVE WASTE DISPOSAL Table 9.1 Off-Gases From Steam Jet Air Ejectors 2

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9. 2 Rate of Evolution of Activated Gases From Reactor 5

9.3 Summary of Wind Conditions at Big Rock Point

9. 4 Summary of Wind Conditions (midnight to 4 a. m. ) at Big Rock 6

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9. 5 Summary of Wind Conditions (noon to 4 p.m. ) at Big Rock 6

Point Tab 10 RESEARCH & DEVELOPMENT PROGRAM Figure 10.1 Approximate Arrangement of Core 6

10.2 Developmental Fuel Bundle 7

Table 10.1 Test Schedule Typical of Phase I 9

Tab 11 OPERATING PROCEDURES Tab 12 SAFETY ANALYSIS Ta b 13 MAXIMUM CREDIBLE ACCIDENT Figure 13.1 Transients of Big Rock Point Reactor System Rupture For Max. Credible Accident Evaluation 7

13. 2 Containment Vessel Vapor Space Fission Product. Inventor.y 13 14

13. 3 Leakage Rates of Noble Gases & Halogens

13. 4 Leakage Rates of Solid Fission Protiuct Groups 15

13. 5 Direct Gamma Radiation Dose Rate From Enclosure at 1/2 and 1 Mile 30

13. 6 Direct Gamma Radiation Integrated Dose From Enclosure at 1/2 and 1 Mile 31

13. 7 Dose Rate From Passing Cloud at 1/ 2 Mile Downwind 32

13. 8 Integrated Dose From Passing Cloud at 1/ 2 Mile Distance 33

13. 9 Ground Deposition at 1/2 Mile, Inversion, Unidirectional 34 Wind Speed of 1 Meter /Second 13.10 Ground Deposition at 1/2 Mile, Inversion, Unidirectional 35 Wind Speed of 5 Meters /Second 13. 11 Ground Deposition at 1/2 Mile, Neutral, Unidirectional 36 Wind Speed of 5 Meters /Second 13.12 Ground Deposition at 1/2 Mile, Unstable, Unidirectional Wind Speed of 5 Meters /Second 37 13.13 Continuuus Occupancy 'ntegrated Dose From Grot.nd Deposition at 1/ 2 Mile Downviind 38 13.14 Iodine Deposition Rate in Standard Thyroid From Inhalation on Leakage Plume Centerline at 1/2 Mile Distance 39 13.15 Deposition Rate in Standard Lungs of Insoluble Retained Fraction From Inhalation of Leakage Plume Centerline at 1/2 Mile 40 Distance

4 PAGE Tab 13 (Continued)

Table 13.1 Integrated Air Concentrations of Fission Products as a F.inction of Distance and Diffusion Conditions 19 13, 2 Summary of Wind Speeds and Directions Observed at Big Rock Point, Michigan 21 e

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