ML18075A385
| ML18075A385 | |
| Person / Time | |
|---|---|
| Issue date: | 01/26/2018 |
| From: | Chernoff H NRC/NRR/DIRS/IRGB |
| To: | |
| Govan T | |
| References | |
| RIS-02-022, Supp 1 | |
| Download: ML18075A385 (6) | |
See also: RIS 2002-22
Text
Public Meeting Regarding Draft Regulatory Issue Summary
2002-22, Supplement 1, Clarification on Endorsement of
Nuclear Energy Institute Guidance in Designing Digital
Upgrades in Instrumentation and Control Systems
January 26, 2018
Harold Chernoff, Chief
ROP Support and Generic Communications Branch
Office of Nuclear Reactor Regulation
U.S. Nuclear Regulatory Commission
1
Agenda
- Introductions and Opening Remarks
- Overview of Draft Regulatory Issue Summary (RIS)
- Stakeholder Feedback on Draft RIS
- Additional Stakeholder Feedback and Questions
2
Draft RIS Overview
- Revised discussion of relationship of sufficiently low
likelihood to the criteria of 10 CFR 50.59(c)(2)(i, ii, v,
and vi)
- Qualitative assessment discussions supporting the 10
CFR 50.59 process separated into Sections 2, 3, and 4
- Engineering design process discussion consolidated
into Section 5
- Section 6 limited to discussion of 10 CFR 50.59
documentation
3
Draft RIS Overview (continued)
- Section 2.2 regarding 10 CFR 50.59(c)(2)(vi)
- Expanded process discussion
- Analysis/reanalysis of results in accordance with existing
design and licensing basis methods
- Removed discussion of process for determining safety
significance
- Added engineering process discussions that in some
cases introduce approaches not described in NEI 01-01
- Removed RIS Decision Tree Flowchart
4
Stakeholder Feedback
- Section by Section
- General Feedback
5
Questions?
6