Thermal-Hydraulic Phenomena/Future Plant Designs - February 15, 2002

ADVISORY COMMITTEE ON REACTOR SAFEGUARDS
COMBINED THERMAL-HYDRAULIC PHENOMENA/FUTURE PLANT DESIGNS:
SUBCOMMITTEE MEETING:
ANO-2/CLINTON POWER STATION CORE POWER UPRATE REQUESTS
AP1000 PHASE 2 ADVANCED PLANT DESIGN REVIEW
FEBRUARY 13-15, 2002
ROCKVILLE, MARYLAND

PRESENTATION SCHEDULE

Contact:

P. Boehnert (301/415-8065) (pab2@nrc.gov) A. Singh (415-6899) (axs@nrc.gov) M. El-Zeftawy (415-6889) (mme@nrc.gov)

February 13, 2002

	TOPIC		PRESENTER	TIME
I.	Opening Remarks		G. Wallis, Chairman	8:30 a.m.
II.	Arkansas Nuclear One, Unit 2 Power Uprate
	A. Entergy Presentations (Closed as Necessary)		Entergy	8:35 a.m.
	Introduction  Plant Changes to Accommodate Power Uprate
	- Include Discussion of Necessary Modifications to Plant Operating Parameters/Plant Hardware (e.g. BAM tank, RV Fluence & P-T Limits)
	3. Compliance with Regulatory Requirements
	-Analyses Performed - Impact on Plant Margins
	4. Review Issues:
	- Plant Operator Training/Impact on Operator Action Times - ATWS Event Response for Uprate Conditions - Fuel response for ATWS/Power Excursions - Material Degradation Issues (e.g., Alloy 600/FAC) - SG Tube Integrity - Impact on Containment Response/P,T Limits - Piping Stress Limits - Inspection Program
	5. ECCS Analyses
	- Results
	6. Resolution of Open Issues
	- Radiological Analyses for Control Room, SGTR and LOCA
	7. PRA Analyses
	- Analyses Performed/Results (CDF/LERF, CDFs & LERFs, Associated Uncertainties) - Evaluation of Other PRA Elements (e.g., fire, seismic, shutdown risk)
	8. Concluding Remarks
	***LUNCH***			12:00 p.m.
	B. NRR Presentations (Open)		NRR	1:00 p.m.
	1. Introduction
	- Scope of SE
	2. Reactor Systems Review 3. Plant Systems Review 4. Mechanical & Civil Engineering Review (including RSGs, NSSS & BOP Piping) 5. Materials & Chemical Engineering Review (including SG tube integrity, CEDMs, RV Fluence/PT Limits, Alloy 600 Program) 6. Resolution of Open Issues (addressed in Radiological Analyses Review) 7. PRA Analyses/Evaluation Of Licensee's PRA Examinations 8. Concluding Remarks
	C. Subcommittee Caucus (Open)			2:30 p.m.
	Comments on Meeting Presentations Follow-on Actions Decision to Bring Review to ACRS/Instructions to Presenters
III.	Recess			2:45 p.m.
IV.	Clinton Power Station, Unit 1 Extended Power Uprate
	A. Opening Remarks		G. Wallis, Chairman,	3:00 p.m.
	B. AmerGen Presentations (Closed as Necessary)		Amergen/GENE	3:15 p.m.
	Introduction Plant Changes to Accommodate Power Uprate Compliance with Regulatory Requirements
	- Hardware Modifications - Analyses Performed - Exceptions To ELTR1/ 2 Requirements - Impact on Plant Margins
	4. Review Issues:
	- Plant Operator Training/ Operator Action Times - Stability Monitor/ Instability Avoidance - ATWS Event Rsponse for Uprate Conditions - Fuel response for ATWS/Power Excursions - Material Degradation Issues (e.g.,IASCC/FAC) - Impact on Containment Response/Load Limits - Piping Stress Limits - Inspection Program - Impact of Uprate on Steam Separator/Dryer System
V.	Recess			6:00 p.m.

February 14, 2002

VI.	Reconvene		G. Wallis, Chairman	8:30 a.m.
VII.	Clinton Uprate (Cont.)
	B. AmerGen Presentations (Cont.) (Closed as Necessary)
	5. ECCS Analyses		AmerGen	8:40 a.m.
	- Results
	6. PRA Analyses
	- Analyses Performed/ Results (CDF/LERF, CDFs & LERFs, Associated Uncertainties(1)) - Evaluation of Other PRA Elements(2) (e.g., fire, seismic, shutdown risk)
	7. Concluding Remarks			10:00a.m.
	C. NRR Presentations (Open)		NRR	10:15 a.m.
	1. Introduction
	- Staff Evaluation - Comments on SER Quality Upgrade
	2. Reactor Systems Review 3. Plant Systems Review 4. Response to ACRS Questions
	- Review of Exceptions to ELTR1&2 - Material Degradation Issues - PRA Analyses/Evaluation Of Licensee's PRA Examinations - Human Performance
	5. Concluding Remarks
	D. Subcommittee Caucus (Open)			11:45 a.m.
	Comments on Meeting Presentations Follow-on Actions Decision to Bring Review to ACRS/ Instructions to Presenters
VIII.	Recess			12:00 p.m.
IX.	AP1000 Phase 2 Pre-Application Review
	A. Introduction		T. Kress, ACRS	1:00 p.m.
	B. NRC Overview		A. Drozd, NRR	1:05 p.m.
	C. Design Acceptance Criteria & Exemptions
	Summary of Staff Position Background Relevant Technical Issues Westinghouse Response		A. Drozd J. Wilson, NRR D. Terao/G. Bagchi, NRR W Representative
	***BREAK***			3:00 p.m.
	D. Staff Position on Codes/Testing		A. Drozd	3:15 p.m.
	Applicability of AP600 Scaling Westinghouse Response Subcommittee Discussion		S. Bajorek W Representative	3:25 p.m. 4:30 p.m. 4:45 p.m.
X.	Recess			5:00 p.m.

February 15, 2002

XI.	Reconvene		T. Kress	8:30 a.m.
	D. Staff Position on Codes/Testing (Cont.)
	4. Applicability of AP600 Codes
	- Reactor Codes - Westinghouse Response		W. Jensen, NRR W Representative	8:35 a.m. 9:40 a.m.
	***BREAK***			10:15 a.m.
	- WGOTHIC Containment Code - Westinghouse Response		E. Throm W Representative	10:30 a.m. 11:00 a.m.
	E. Subcommittee Caucus (Open)			11:30 a.m.
	Comments on Meeting Presentations Follow-on Actions Decision to Bring Review to ACRS/Instructions to Presenters
XII.	Adjourn			11:45 a.m.

1. If uncertainty evaluations not performed, provide a qualitative discussion of this matter.

2. If quantitative analyses not available, provide rigorous qualitative arguments.