Nuclear Reactor Technology Assessments
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UxC Special Report April 2008 Nuclear Reactor Technology Assessments Table of Contents A service of Ux Consulting 1401 Macy Drive Roswell, GA 30076 (770) 642-7745 www.uxc.com – NOTICE – The Ux Consulting Company, LLC (“UxC”) shall have title to, ownership of, and all proprietary rights in this Report. Under United States federal copyright law (17 USC 101 et seq.) it is illegal to reproduce this Report by any means without written permission from UxC. The information contained in this Report is obtained from sources that UxC believes to be reliable. UxC makes no warranty or representation, express or implied, with respect to the accuracy, completeness or usefulness of the information contained in this Report and UxC, to the maximum extent permitted by law, assumes no liability for the use or effects of any of the information or data contained in this Report. 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Nuclear Reactor Technology Assessments - Apr 2008 Table of Contents Table of Contents 1 – Introduction __________________________________________________________________________ 7 Why Buy this Report ....................................................................................................................................................8 Structure of Report.......................................................................................................................................................8 2 – Nuclear Reactor Overview______________________________________________________________ 10 Evolution of Reactor Technologies ............................................................................................................................10 • Generation III and III+ Reactors.......................................................................................................................11 • Reactor Licensing ............................................................................................................................................12 Design Commonalities ...............................................................................................................................................13 Useful Terminology and Definitions ...........................................................................................................................15 • Moderator.........................................................................................................................................................159H • Boiling Water Reactor (BWR) ..........................................................................................................................1510H • Pressurized Water Reactor (PWR)..................................................................................................................1611H • Heavy Water Reactors.....................................................................................................................................1712H • High Temperature Reactors (HTRs)................................................................................................................1713H • Fast Breeder Reactors (FBRs) ........................................................................................................................1814H • Station Blackout...............................................................................................................................................1815H Active versus Passive Safety Systems ......................................................................................................................1916H • Regulatory Framework.....................................................................................................................................1917H • Technical Framework.......................................................................................................................................2018H Overview of Reactor Economics................................................................................................................................2119H • Nuclear Plant Construction Costs....................................................................................................................2120H • Latest New Reactor Market Data.....................................................................................................................2221H Review of Recent Reactor Contracts.................................................................................................................... 2222H Review of Latest Overnight Reactor Cost Estimates ............................................................................................ 2323H • Construction Cost Escalation...........................................................................................................................2524H Commodity & Other Price Uncertainty.................................................................................................................. 2525H Labor Variation & Limitations................................................................................................................................ 2626H Labor Qualification Issues .................................................................................................................................... 2727H Supply Chain Bottlenecks..................................................................................................................................... 2728H • Long Term Economic Concerns ......................................................................................................................2829H Nuclear Fuel Considerations......................................................................................................................................3030H 3 – Individual Reactor Discussions _________________________________________________________ 3231H Advanced Boiling Water Reactor (ABWR).................................................................................................................3232H • ABWR Background..........................................................................................................................................3233H • ABWR Design Overview..................................................................................................................................3334H • Key Design Features .......................................................................................................................................3335H Fine Motion Control Rod Drives............................................................................................................................ 3336H Digital Instrumentation & Control (I&C) Systems.................................................................................................. 3437H Multiplexing and Fiber Optics ............................................................................................................................... 3438H Control Room Design & Plant Layout Optimization .............................................................................................. 3439H Internal Recirculation System............................................................................................................................... 3540H Simplified Active Safety Systems ......................................................................................................................... 3541H Improved Station Blackout (SBO) Resistance ...................................................................................................... 3542H Passive Safety Features....................................................................................................................................... 3543H Refueling Outage Length...................................................................................................................................... 3644H • Economics .......................................................................................................................................................3645H • Regulatory Status ............................................................................................................................................3646H Economic Simplified Boiling Water Reactor (ESBWR) ..............................................................................................3747H • ESBWR Background........................................................................................................................................3748H • ESBWR Design Overview................................................................................................................................3849H • Key Design Features .......................................................................................................................................3850H Natural Circulation ................................................................................................................................................ 3851H Fine Motion Control Rod Drives...........................................................................................................................