ML22137A271

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June 13-17, 2022, Audit Plan for Framatome Inc. TR, ANP-10311P-A, Rev. 1, Supplement 1P, Rev. 0, Cobra-FLX: ORFEO-HMP Critical Heat Flux Correlation and EMF-2310, Rev. 1, Supplement 2P, Rev. 0 (Epids L-2021-TOP-0004 & L-2022-TOP-0008)
ML22137A271
Person / Time
Site: 99902041
Issue date: 06/01/2022
From: Richard Chang
Licensing Processes Branch
To: Peters G
Framatome
Chang R, NRR/DORL/LLPB
References
EPID L-2021-TOP-0004, EPID L-2022-TOP-0008
Download: ML22137A271 (5)


Text

June 01, 2022 Mr. Gary Peters, Director Licensing and Regulatory Affairs Framatome Inc.

3315 Old Forest Road Lynchburg, VA 24501

SUBJECT:

JUNE 13-17, 2022, AUDIT PLAN FOR FRAMATOME INC. TOPICAL REPORTS, ANP-10311P-A, REVISION 1, SUPPLEMENT 1P, REVISION 0, COBRA-FLX:

ORFEO-HMP CRITICAL HEAT FLUX CORRELATION AND EMF-2310, REVISION 1, SUPPLEMENT 2P, REVISION 0, SRP CHAPTER 15 NON-LOCA METHODOLOGY FOR PRESSURIZED WATER REACTORS (EPIDS L-2021-TOP-0004 AND L-2022-TOP-0008)

Dear Mr. Peters:

By letter dated December 16, 2021, titled, Request for Review and Approval of ANP-10311P-A, Revision 1, Supplement 1P, Revision 0, COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation (Agencywide Documents Access and Management System (ADAMS) Package Accession No. ML22060A164) and letter dated February 24, 2022, titled, Request for Review and Approval of TR EMF-2310, Revision 1, Supplement 2P, Revision 0, SRP Chapter 15 Non-LOCA Methodology for Pressurized Water Reactors (ADAMS Package Accession No. ML21356A056), Framatome Inc. (Framatome) has requested that the U.S. Nuclear Regulatory Commission (NRC) staff approve two topical reports (TRs) focused on critical heat flux models. The NRC staff has proposed to conduct a joint audit at this point in the review process in an effort to increase efficiency in the review and has therefore enclosed an audit plan. The scope of this audit will be on ensuring understanding of the TR and discussing draft open items.

The NRC staff technical review of this TR is ongoing. The NRC staff will perform an in-person audit June 13 - 17, 2022, in order to facilitate the review. The NRC staff will conduct this audit under the guidance provided in LIC-500 (Topical Report Process) and LIC-111 (Regulatory Audits). Enclosed for your information is a copy of the audit plan the NRC staff will follow.

Please contact Ngola Otto at 301-415-6695 or via e-mail at Ngola.Otto@nrc.gov with any questions you may have regarding this letter.

Sincerely,

/RA/

Richard Chang, Chief Licensing Projects Branch Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 99902041

Enclosure:

Audit Plan (Non-Proprietary)

ML22137A271 (Audit Plan)

OFFICE NRR/DORL/LLPB/PM NRR/DORL/LLPB/LA NRR/DSS/SFNB/BC NRR/DORL/LLPB/BC NAME NOtto DHarrison RLukes RChang DATE 05/17/2022 05/31/2022 06/01/2022 06/01/2022

Enclosure REGULATORY AUDIT PLAN FOR FRAMATOME INC.

TOPICAL REPORTS ANP-10311P-A, REVISION 1, SUPPLEMENT 1P, REVISION 0, COBRA-FLX: ORFEO-HMP CRITICAL HEAT FLUX CORRELATION, AND EMF-2310, REVISION 1, SUPPLEMENT 2P, REVISION 0, SRP CHAPTER 15 NON-LOCA METHODOLOGY FOR PRESSURIZED WATER REACTORS PROJECT NO. 728 EPID: L-2021-TOP-0040 & L-2022-TOP-0008

1.0 BACKGROUND

By letter dated December 16, 2021, titled, Request for Review and Approval of ANP-10311P-A, Revision 1, Supplement 1P, Revision 0, COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation (ADAMS Package Accession No. ML22060A164) and letter dated February 24, 2022, titled, Request for Review and Approval of EMF-2310, Revision 1, Supplement 2P, Revision 0, SRP Chapter 15 Non-LOCA Methodology for Pressurized Water Reactors (ADAMS Package Accession No. ML21356A056), Framatome Inc. (Framatome) has requested the staff to approve two topical reports (TRs) focused on critical heat flux models.

The U.S. Nuclear Regulatory Commission (NRC) staff has proposed to conduct a joint audit at this point in the review process in an effort to increase efficiency in the review and has therefore enclosed an audit plan. The scope of this audit will be on ensuring understanding of the TR and discussing draft open items.

2.0 REGULATORY AUDIT BASES Regulatory guidance for the review of fuel system materials and designs and adherence to Title 10 of the Code of Federal Regulations, Appendix A to Part 50, General Design Criteria (GDC)-10, Reactor Design, is provided in NUREG-0800, Standard Review Plan for the Review of Safety Analysis Reports for Nuclear Power Plants (SRP), Section 4.4, Thermal and Hydraulic Design. In accordance with SRP Section 4.4, the objectives of the thermal and hydraulic designs safety review is to provide reasonable assurance that there should be a 95-percent probability at the 95-percent confidence level that a hot fuel rod in the reactor core will not experience a departure from nucleate boiling (DNB) or a transition condition during normal operation or anticipated operational occurrences (AOOs).

3.0 REGULATORY AUDIT SCOPE The NRC staff will conduct a five-day in-person audit. This five-day audit will include a technical discussion pertaining to potential request for additional information questions as well as comprehension questions on the topical reports themselves.

4.0 INFORMATION NEEDS The NRC staff would like Framatome to make available the appropriate engineer(s) with intimate knowledge of the codes and methods referenced in ANP-10311P-A, Revision 1, Supplement 1P, Revision 0 and EMF-2310, Revision 1, Supplement 2P, Revision 0 to address any comprehension questions by the NRC staff.

5.0 TEAM ASSIGNMENTS Joshua Kaizer, DSS/SFNB - Lead Technical Reviewer for both ANP-10311 and EMF-2310 Charlie Peabody, DSS/SNSB - Technical Review for ANP-10311 Santosh Bhatt, DSS/SNSB - Technical Review for EMF-2310 Robert G. Lukes, DSS/SFNB - Branch Chief Ngola Otto, Project Manager 6.0 LOGISTICS Audit date: Monday, June 13, 2021 - Friday, June 17, 2021 Time: 9:00am - 5:00pm Eastern Standard time The regulatory audit will be held at Framatomes Lynchburg facility and some staff may participate virtually as needed.

7.0 DELIVERABLES A regulatory audit summary will be provided within 90 days of the completion of the audit.