ML15231A606

Duke Energy Presentation - Robinson Nuclear Plant Transmission Upgrade Pre-submittal Meeting 08-26-2015 - MF6477

ML15231A606
Person / Time
Site:	Robinson
Issue date:	08/19/2015
From:	Duke Energy Carolinas
To:	Division of Operating Reactor Licensing
Galvin D
References
TAC MF6477
Download: ML15231A606 (12)

Text

Robinson Nuclear Plant Transmission Upgrade Pre-Submittal Meeting August 26, 2015 1:00 to 4:00 PM 1

Agenda Opening Remarks/Meeting Objectives Project Update/LAR Submittal Schedule LAR Content Closing Remarks 2

Duke Energy Attendees David Carroll RNP Manager - Major Projects James Riedel Transmission Upgrade Project Manager Neil Belanger Transmission Upgrade Project Keith Beatty Lead Engineer Electrical/I&C Systems Frank Modlin Lead Engineer Appendix R/Safe Shutdown Scott Connelly RNP Licensing Lead Engineer 3

Opening Remarks

Introductions

Meeting Objectives :

• Common understanding of the proposed scope of the Robinson LAR

• Understanding of the detail of information expected in the LAR

• Gain an understanding regarding regulatory positions on specific issues

• Discuss LAR schedule from submittal to NRC approval 4

Existing Design 5

Design Change Highlights Qualified-Immediate Second Source of Offsite power Independent direct source of offsite power from each transformer to both Emergency Buses Flexible power alignment with 4kV Bus and Breaker configuration SUTs will employ Auto Load Tap changers on incoming power Change to RNP Design Basis 6

Upgraded Design 7

Technical Specification Changes TS 3.8.1, AC Sources - Operating Adds second qualified offsite source Adds new conditions for combinations of sources Emergency Diesel Generator Qualified Offsite Source 8

Other Considerations Station Blackout License Changes:

Current Licensing condition:

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> Alternate AC with an 8 hour9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> coping duration Targeted Licensing condition:

10 minute Alternate AC 9

Auto Load Tap Changer Precedent LARs Kewaunee - Adams ML101590218 LAR Submittal Adams ML110250287 RAI response Adams ML110740158 RAI Response Adams ML111780675 RAI Response Adams ML11102A027 Amendment Issuance Quad Cities 1,2 - Adams ML060310402 LAR Submittal Adams ML061380550 RAI Response Adams ML061770520 Amendment Issuance Callaway 1 - Adams ML010260181 LAR Submittal Adams ML010990214 Amendment Issuance 10

Proposed Project Timeline/LAR Submittal Date RNP LAR Submittal First Quarter 2016 Seeking NRC Approval Date First Quarter 2018 Transmission Upgrade Implementation Fall 2018 RO31 11

Closing Remarks Any near term rulemaking that may affect the project?

LAR time table acceptability 12