GE ABWR & ESBWR. Jeff Suggs ESBWR I&C April 17, Copyright 2006 by GE Energy / Nuclear

Transcription

1 GE ABWR & ESBWR Jeff Suggs ESBWR I&C April 17, 2007 Copyright 2006 by GE Energy / Nuclear

2 GE Energy Gas Cleaner Coal Hydro Nuclear Wind Solar Biomass Fuel Cells Copyright 2006 by GE Energy / Nuclear 2

3 GE in Nuclear Nuclear Power Plants ABWR ESBWR Gen IV Services Reactor & Field Services Performance Services Fuel GNF Copyright 2006 by GE Energy / Nuclear 3

4 BWR Activity Today Lungmen ABWR Construction ABWRs Being Built in Japan Lungmen Simulator in San Jose DOE NP-2010 NuStart & Dominion Copyright 2006 by GE Energy / Nuclear 4

5 BWR Evolution Dresden 1 KRB Oyster Creek Dresden 2 ABWR SBWR ESBWR Copyright 2006 by GE Energy / Nuclear 5

6 Containment Evolution DRY MARK I MARK II ABWR MARK III SBWR ESBWR Copyright 2006 by GE Energy / Nuclear 6

7 Advanced nuclear power ABWR Key Features Deployment Mature Design 1300 MWe Class Standard / Modular NRC Design Certified Part of the US DOE 2010 Program Ready to Deploy for 2007 COL applications HPCF LPCF/RHR HPCF LPCF/RHR RCIC LPCF/RHR Improved safety Active design Lower O&M burden ADS Copyright 2006 by GE Energy / Nuclear 7

8 Advanced nuclear power ESBWR Key Features Deployment Simplified Design 1500 MWe Class Standard / Modular NRC DC submission complete Part of the US DOE 2010 Program On plan for 2007 COL applications Improved safety Passive design Lower O&M burden Copyright 2006 by GE Energy / Nuclear 8

9 What s different about ESBWR ABWR Recirculation System + support systems HPCF (High Pressure Core Flooder) (2 each) ESBWR Eliminated (Natural Circulation) Combined all ECCS into one Gravity Driven Cooling System (4 divisions) LPFL (Low Pressure Core Flooder) (3 each) RCIC (Isolation/Hi-Pressure small break makeup) Residual Heat Removal (3 each) (shutdown cooling & containment cooling) Standby Liquid Control System 2 pumps Reactor Building Service Water (Safety Grade) and Plant Service Water (Safety Grade) Safety Grade Diesel Generators (3 each) Replaced with IC heat exchangers (isolation) and CRD makeup (small break makeup) Non-safety shutdown cooling, combined with cleanup system; Passive Containment Cooling Replaced SLCS pumps with accumulators Made non-safety grade optimized for Outage duration Eliminated only 2 non-safety grade diesels Copyright 2006 by GE Energy / Nuclear 9

10 Passive Safety Copyright 2006 by GE Energy / Nuclear 10

11 Passive Safety Systems Isolation Condenser System Passive Containment Cooling IC POOL (OUTSIDE OF CONTAINMENT) (DRYWELL PRESSURE > WETWELL PRESSURE) IC HEAT EXCHANGER CLOSED LOOP WITH Rx CONTAINMENT BOUNDARY DRYWELL GDCS POOL WETWELL VENT FOR NONCONDENSABLES DRYWELL-TO-WETWELL VENTS Copyright 2006 by GE Energy / Nuclear 11

12 Gravity Driven Cooling System Simple design Simple analyses Extensive testing Large safety margins Gravity driven flow keeps core covered Copyright 2006 by GE Energy / Nuclear 12

13 ESBWR New Features Reactor Depressurization Valve in the Test Facility VB PCCS GDCS Copyright 2006 by GE Energy / Nuclear 13

14 ESBWR 3D Cutaway Copyright 2006 by GE Energy / Nuclear 14

15 GE Environmental & Seismic Qualification Standard Requirements & Guidelines -10 CFR Reg. Guide Reg. Guide IEEE Std IEEE Std NUREG SRP SRP 3.11 Copyright 2006 by GE Energy / Nuclear 15

16 GE Environmental & Seismic Qualification Qualification Basis - Reference Plant (Lungmen) Evolution of Regulatory Guidance Passive (ESBWR) versus Active (ABWR) Plant Differences Copyright 2006 by GE Energy / Nuclear 16

17 Passive versus Active Plant Environmental Differences DBA Conditions - Safe shutdown versus cold shutdown - Containment long term pressure & temperature - Reactor, Fuel & Control Buildings HVAC Copyright 2006 by GE Energy / Nuclear 17

18 Final Thoughts the dawn of a Renaissance? Industry trends positive nuclear energy proven and key part of energy portfolio Geopolitical trends, energy policy and environmental needs support nuclear New technology investments will drive continued performance improvements Next generation reactor designs address public perception & economics GE is investing in our future People, Processes and Products GE is Committed to Nuclear and the ESBWR future Copyright 2006 by GE Energy / Nuclear 18