RS-13-009, Clinton, Unit 1, Updated Safety Analysis Report, Revision 15, Chapter 10 - Steam and Power Conversions System

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Clinton, Unit 1, Updated Safety Analysis Report, Revision 15, Chapter 10 - Steam and Power Conversions System
ML13016A339
Person / Time
Site: Clinton Constellation icon.png
Issue date: 01/10/2013
From:
Exelon Generation Co
To:
Office of Nuclear Reactor Regulation
References
RS-13-009
Download: ML13016A339 (54)
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Text

CPS/USAR CHAPTER 10 10-i REV. 13, JANUARY 2009 CHAPTER 10 - STEAM AND POWER CONVERSION SYSTEM TABLE OF CONTENTS PAGE 10 STEAM AND POWER CONVERSION SYSTEM 10.1-1 10.1

SUMMARY

DESCRIPTION 10.1-1 10.2 TURBINE-GENERATOR 10.2-1 10.2.1 Design Bases 10.2-1 10.2.1.1 Safety Design Bases 10.2-1 10.2.1.2 Power-Generation Design Bases 10.2-1 10.2.1.3 Functional Limitations Imposed by Design or Operational Characteristics of the Reactor Coolant System 10.2-1 10.2.1.3.1 Turbine Stop Valve Fast Closure 10.2-2 10.2.1.3.2 Turbine Control Valve Closure 10.2-2 10.2.1.3.2.1 Turbine Control Valve Fast Closure 10.2-2 10.2.1.3.2.2 Turbine Control Valve Normal Closure 10.2-2 10.2.1.3.3 Automatic Load Maneuvering Capability 10.2-2 10.2.1.4 Applicable Codes 10.2-2 10.2.2 Description 10.2-2 10.2.2.1 Turbine-Generator 10.2-2 10.2.2.2 Bulk Hydrogen System 10.2-3 10.2.2.3 Electrohydraulic Control System 10.2-4 10.2.2.4 Turbine Overspeed Protection System 10.2-4 10.2.2.5 Turbine Protection System 10.2-5 10.2.2.6 Turbine-Generator Supervisory Instruments 10.2-6 10.2.2.7 Testing Provisions 10.2-7 10.2.3 Turbine Rotor Integrity 10.2-7a 10.2.3.1 Materials Selection 10.2-7a 10.2.3.2 Fracture Toughness 10.2-8 10.2.3.3 High-Temperature Properties 10.2-8 10.2.3.4 Turbine Rotor 10.2-8 10.2.3.5 Preservice Inspection 10.2-9 10.2.3.6 Inservice Inspection 10.2-9 10.2.4 Evaluation 10.2-10 10.2.5 References 10.2-10 10.3 MAIN STEAM SUPPLY SYSTEM 10.3-1 10.3.1 Design Bases 10.3-1 10.3.1.1 Safety Design Bases 10.3-1 10.3.1.2 Power-Generation Design Bases 10.3-1 CPS/USAR TABLE OF CONTENTS (Cont'd) PAGE CHAPTER 10 10-ii REV. 13, JANUARY 2009 10.3.2 Description 10.3-1 10.3.3 Evaluation 10.3-2 10.3.4 Inspection and Testing Requirements 10.3-2 10.3.5 Water Chemistry 10.3-3 10.3.6 Steam and Feedwater System Materials 10.3-3 10.3.6.1 Fracture Toughness 10.3-3 10.3.6.2 Materials Selection and Fabrication 10.3-3 10.4 OTHER FEATURES OF STEAM AND POWER CONVERSION SYSTEM 10.4-1 10.4.1 Main Condensers 10.4-1 10.4.1.1 Design Bases 10.4-1 10.4.1.1.1 Safety Design Bases 10.4-1 10.4.1.1.2 Power Generation Design Bases 10.4-1 10.4.1.1.2.1 Performance Requirements 10.4-1 10.4.1.1.2.2 Turbine Bypass Steam 10.4-1 10.4.1.1.2.3 Condensate Deaeration 10.4-1 10.4.1.1.2.4 Air Inleakage 10.4-1 10.4.1.1.2.5 Condensate Retention 10.4-2 10.4.1.1.2.6 Design Codes 10.4-2 10.4.1.1.2.7 Operation With Leaking Condenser Tubes 10.4-2 10.4.1.2 System Description 10.4-2 10.4.1.3 Safety Evaluation 10.4-3 10.4.1.4 Tests and Inspections 10.4-4 10.4.1.5 Instrumentation Application 10.4-4 10.4.1.5.1 Hotwell Water Level 10.4-4 10.4.1.5.2 Pressure 10.4-5 10.4.1.5.3 Temperature 10.4-5 10.4.1.5.4 Leakage 10.4-5 10.4.2 Main Condenser Evacuation System 10.4-5 10.4.2.1 Design Bases 10.4-5 10.4.2.1.1 Power Generation Design Bases 10.4-5 10.4.2.2 System Description 10.4-6 10.4.2.3 Safety Evaluation 10.4-6 10.4.2.4 Tests and Inspections 10.4-6 10.4.2.5 Instrumentation Applications 10.4-7 10.4.2.5.1 Steam Jet Air Ejectors 10.4-7 10.4.2.5.2 Condenser Vacuum Pumps 10.4-7 10.4.3 Turbine Gland Sealing System 10.4-7 10.4.3.1 Design Bases 10.4-7 10.4.3.1.1 Power Generation Design Bases 10.4-7 10.4.3.2 System Description 10.4-7 10.4.3.3 Safety Evaluation 10.4-8 10.4.3.4 Tests and Inspections 10.4-9 10.4.3.5 Instrumentation Application 10.4-9 10.4.3.5.1 Steam Seal Evaporators 10.4-9 CPS/USAR TABLE OF CONTENTS (Cont'd) PAGE CHAPTER 10 10-iii REV. 13, JANUARY 2009 10.4.3.5.1.1 Pressure 10.4-9 10.4.3.5.1.2 Level 10.4-9 10.4.3.5.2 Steam Packing Exhausters 10.4-9 10.4.3.5.2.1 Pressure 10.4-9 10.4.3.5.2.2 Level 10.4-10 10.4.3.5.3 Steam Seal Header 10.4-10 10.4.3.5.3.1 Pressure 10.4-10 10.4.3.5.3.2 Temperature 10.4-10 10.4.4 Turbine Bypass System 10.4-10 10.4.4.1 Design Bases 10.4-10 10.4.4.1.1 Power Generation Design Bases 10.4-10 10.4.4.2 System Description 10.4-10 10.4.4.3 Safety Evaluation 10.4-11 10.4.4.4 Tests and Inspections 10.4-12 10.4.4.5 Instrumentation Application 10.4-12 10.4.5 Circulating Water System 10.4-12 10.4.5.1 Design Bases 10.4-12 10.4.5.1.1 Safety Design Bases 10.4-12 10.4.5.1.2 Power Generation Design Bases 10.4-12 10.4.5.2 System Description 10.4-12 10.4.5.3 Safety Evaluation 10.4-14 10.4.5.4 Tests and Inspections 10.4-14 10.4.5.5 Instrumentation Application 10.4-14 10.4.6 Condensate Cleanup System 10.4-15 10.4.6.1 Design Bases 10.4-15 10.4.6.2 System Description 10.4-16 10.4.6.3 Safety Evaluation 10.4-18 10.4.6.4 Tests and Inspections 10.4-18 10.4.6.5 Instrumentation Application 10.4-19 10.4.7 Condensate and Feedwater Systems 10.4-19 10.4.7.1 Design Bases 10.4-19 10.4.7.1.1 Power Generation Design Bases 10.4-19 10.4.7.1.2 Performance Requirements 10.4-19 10.4.7.1.3 Feedwater Quality 10.4-20 10.4.7.1.4 Design Codes 10.4-20 10.4.7.2 System Description 10.4-20 10.4.7.2.1 Condensate Pumps 10.4-21 10.4.7.2.2 Condensate Booster Pumps 10.4-21 10.4.7.2.3 Feedwater Heaters 10.4-22 10.7.4.2.4 Reactor Feed Pumps 10.4-22 10.4.7.2.5 Reactor Feed Pump Turbine Drives 10.4-22 10.4.7.3 Safety Evaluation 10.4-23 10.4.7.4 Tests and Inspections 10.4-23 10.4.7.5 Instrumentation Application 10.4-23 10.4.8 Steam Generator Blowdowm System (PWR) 10.4-24 10.4.9 Auxiliary Feedwater System (PWR) 10.4-24 CPS/USAR CHAPTER 10 10-iv REV. 13, JANUARY 2009 CHAPTER 10 - STEAM AND POWER CONVERSION SYSTEM LIST OF TABLES NUMBER TITLE PAGE 10.1-1 Summary of Important Design and Performance Characteristics of the Power Conversion System 10.1-3 10.4-1 Circulating Water System Components 10.4-25 10.4-2 Physical Characteristics Performance Requirements and Circulating Water Parameters of Main Condenser 10.4-26

CPS/USAR CHAPTER 10 10-v REV. 13, JANUARY 2009 CHAPTER 10 - STEAM AND POWER CONVERSION SYSTEM LIST OF FIGURES NUMBER TITLE 10.1-1 Power Conversion System 10.1-2 Heat Balance - Valves Wide Open, 105% Turbine Rated Steam Flow 10.1-3 Heat Balance - Guarantee Turbine Rated Steam Flow 10.2-1 Typical Turbine Stop Valve Closure Characteristic 10.2-2 Typical Turbine Control Valve Fast Closure Characteristic 10.2-3 Acceptable Range (Typical) for Control Valve Normal Closure Motion DRAWINGS CITED IN THIS CHAPTER*

  • The listed drawings are included as "General References" only; i.e., refer to the drawings to obtain additional detail or to obtain background information. These drawings are not part of the USAR. They are controlled by the Controlled Documents Program. DRAWING* SUBJECT M05-1002 Main Steam M05-1003 Extraction Steam M05-1004 Reactor Feedwater System M05-1005 Condensate System M05-1006 Condensate Booster System M05-1007 Condensate Polishing M05-1008 Feedwater Heater Drains - Turbine Cycle M05-1009 Feedwater Heater Miscellaneous Vents & Drains (DV) M05-1010 Circulating Water System M05-1013 Hydrogen Generator Fill M05-1018 Condenser Vacuum

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..J ... w .... \I) ...J .... i u.. 0 .... z w U IX: w Q. "i 0 ...J u.. << w t; .... W ...J W Z al a: :::> .... 80 eo 20 TIME. T IN SECONDS IS DEFINED AS THE INITIAL PERCENT NUCLEAR 801 LER RATED CPS-USAR STEAM FLOW MULTIPLIED BY 0.0008 Me: REVISION 10 OCTOBER 2002 o T TlME AFTER START OF CONTROL VALVE FAST CLOSURE MOTION 11K. FIGURE 10.2-2. TYPICAL TURBINE CONTROL VALVE FAST CLOSURE CHARACTERISTIC 100 R "i 80 .2 E ('.:J <I) cii :.s '0 C 60 QJ t-w ..J w z iii a: :::l 40 t-t-e{ 3: 0 ..J 1.1.. e{ w I-(f.I 20 o REVISION 10 OCTOBER 2002 P = INITIAL STEAMFLOW. PERCENT NUCLEAR BOILER RATED TV T1 = 0.025' P T2 '"' Tv T3 -(Ty -0.5}*P/100 1000' T3 R = 100 -(Ty -1.51 P (ALL TIME UNITS IN SECONDS) TIME AFTER START OF CONTROL VALVE NORMAL CLOSURE MOTION (sec! CLINTON POWER STATION UPDATED SAFETY ANALYSIS REPORT FIGURE 10.2-3 ACCEPTABLE RANGE FOR CONTROL VALVE NORMAL CLOSURE MOTION

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