ML112200077: Difference between revisions

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{{#Wiki_filter:NRC, TSTF, and Other Stakeholders Public WorkshopAugust 4, 2011 Agenda*Administrative
{{#Wiki_filter:NRC, TSTF, and Other Stakeholders Public Workshop August 4, 2011
*Topical Report NEI 09-10
*Status of Gas Accumulation Generic CommunicationsInformationNotice2011 17*Information Notice 2011-17*Generic Letter 2008-01
*Traveler TSTF-523
*Review of Action Items
*Public Comments
*Adjourn NRC Information Notice 2011-17, "Calculation Methodologies for Operability Determinations of Gas Voids in Nuclear Power Plant Piping"
*Purpose is to inform addressees of recent instances of gas accumulation in safety-related systems in which the resulting operability determination of the as-found condition relied on computer models that were not demonstrated to be technically appropriate for the


intended application.
Agenda
*No NRC requirements
* Administrative
*No specific action or written response required by addressees REGULATIONS 50.36 Appendix A Appendix BTSs and SRs NEI 09-10TSTF-523 RIS 2005-20 IMC Part 9900 Licensee Programs Guidance Document ??Is there something  
* Topical Report NEI 09-10
* Status of Gas Accumulation Generic Communications
* Information Notice 2011 2011-17 17
* Generic Letter 2008-01
* Traveler TSTF-523
* Review of Action Items
* Public Comments
* Adjourn
 
NRC Information Notice 2011-17, Calculation Methodologies for Operability Determinations of Gas Voids in Nuclear Power Plant Piping
* Purpose is to inform addressees of recent instances of gas accumulation in safety-related systems in which the resulting operability determination of the as-found condition relied on computer models that were not demonstrated to be technically appropriate for the intended application.
* No NRC requirements
* No specific action or written response required by addressees
 
REGULATIONS 50.36                 Appendix A           Appendix B TSs                                          NEI 09-10 and          TSTF-SRs            523 RIS 2005-20                         Guidance IMC Part 9900                       Document ??
Licensee Is there something                           Programs missing to achieve an industry guidance document??


missing to achieve an industry guidance document??
Generic Letter 2008-01
Generic Letter 2008-01
*Closed by July 5, 2011 memo, "Completion of Review of Licensee Responses to Generic Letter 2008-01, Managing Gas Accumulation In Emergency Core Cooling, Decay Heat Removal, and Containment Spray Systems" (ML11165A165)
* Closed by July 5, 2011 memo, Completion of Review of Licensee Responses to Generic Letter 2008-01, Managing Gas Accumulation In Emergency Core Cooling, Decay Heat Removal, and Containment Spray Systems (ML11165A165)
*Action ItemsCikihidhhbi
* Action Items
*C ont inue to wor k w i t h i n dustry t h roug h NEI to o b ta i n a comprehensive gas management document based on the continued review and development of NEI 09-10.
* Continue C i      to workk with i h industry i d      through h   h NEI to obtain b i a comprehensive gas management document based on the continued review and development of NEI 09-10.
*Prepare a safety evaluation when it receives an acceptable NEI gas management document.
* Prepare a safety evaluation when it receives an acceptable NEI gas management document.
*Prepare a regulatory issue summary that announces the endorsement of the acceptable NEI gas management document.
* Prepare a regulatory issue summary that announces the endorsement of the acceptable NEI gas management document.
Generic Letter 2008-01Action Items Continued
 
*Continue to work with industry through NEI to develop acceptable methodologies for predicting gas movement phenomena.
Generic Letter 2008-01 Action Items Continued
*Continue to work with the TSTF to enhance the TSs and establish a program for managing gas accumulation.
* Continue to work with industry through NEI to develop acceptable methodologies for predicting gas movement phenomena.
*Continue to su pport Re gion ins pection activitiesppgp}}
* Continue to work with the TSTF to enhance the TSs and establish a program for managing gas accumulation.
* Continue to support pp Region g  inspection p      activities}}

Latest revision as of 17:32, 12 November 2019

8/4/2011 - Presentation for Meeting with the Technical Specifications Task Force and the Nuclear Energy Institute Regarding Gas Accumulation Issues and TSTF-523
ML112200077
Person / Time
Site: Technical Specifications Task Force, Nuclear Energy Institute
Issue date: 08/31/2011
From:
Office of Nuclear Reactor Regulation
To:
References
Download: ML112200077 (6)
v • d • e


Text

NRC, TSTF, and Other Stakeholders Public Workshop August 4, 2011

Agenda

  • Administrative
  • Status of Gas Accumulation Generic Communications
  • Information Notice 2011 2011-17 17
  • Review of Action Items
  • Public Comments
  • Adjourn

NRC Information Notice 2011-17, Calculation Methodologies for Operability Determinations of Gas Voids in Nuclear Power Plant Piping

  • Purpose is to inform addressees of recent instances of gas accumulation in safety-related systems in which the resulting operability determination of the as-found condition relied on computer models that were not demonstrated to be technically appropriate for the intended application.
  • No NRC requirements
  • No specific action or written response required by addressees

REGULATIONS 50.36 Appendix A Appendix B TSs NEI 09-10 and TSTF-SRs 523 RIS 2005-20 Guidance IMC Part 9900 Document ??

Licensee Is there something Programs missing to achieve an industry guidance document??

Generic Letter 2008-01

  • Action Items
  • Continue C i to workk with i h industry i d through h h NEI to obtain b i a comprehensive gas management document based on the continued review and development of NEI 09-10.
  • Prepare a safety evaluation when it receives an acceptable NEI gas management document.
  • Prepare a regulatory issue summary that announces the endorsement of the acceptable NEI gas management document.

Generic Letter 2008-01 Action Items Continued

  • Continue to work with industry through NEI to develop acceptable methodologies for predicting gas movement phenomena.
  • Continue to work with the TSTF to enhance the TSs and establish a program for managing gas accumulation.
  • Continue to support pp Region g inspection p activities
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