ML081750244: Difference between revisions

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| number = ML081750244
| number = ML081750244
| issue date = 01/05/2005
| issue date = 01/05/2005
| title = Letter from David O'Brien, State of Vermont Regarding Information for Presentation to ACRS
| title = Letter from David Obrien, State of Vermont Regarding Information for Presentation to ACRS
| author name = O'Brien D
| author name = O'Brien D
| author affiliation = State of VT, Dept of Public Service
| author affiliation = State of VT, Dept of Public Service
Line 15: Line 15:


=Text=
=Text=
{{#Wiki_filter:6p/q QD501
{{#Wiki_filter:*
' t-112 ~fE"sTREET
6p/qQD501
  'r.
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DRAWER 20 MONTPELIER VT 05620*2601 TEL: (802) 828-2811
' t-0r~SO' 112 ~fE"sTREET FAX: (802) 828-2342 DRAWER 20 TTY (VT): 1-800-734-8390 MONTPELIER VT 05620*2601 e-mail: vtdps@psd.state.vt.us TEL: (802) 828-2811 Internet: http://www.state.vt.us/psd STATE OF VERMONT DEPARTMENT OF PUBLIC SERVICE January 5,2005 1\\~W us NRC J~N 11£.005 Mr. Paul Lohaus Director - State and Tribal Progams U.S. Nuclear Regulatory Commission Washington, D.C.,20555,;/'\\  
* 0r~SO' FAX: (802) 828-2342 TTY (VT): 1-800-734-8390 e-mail: vtdps@psd.state.vt.us Internet: http://www.state.vt.us/psd STATE OF VERMONT DEPARTMENT OF PUBLIC SERVICE January 5,2005           1\~W us NRC J~N 11£.005 Mr. Paul Lohaus Director - State and Tribal Progams U.S. Nuclear Regulatory Commission Washington, D.C., 2 0 5 5 5 , ; / ' \


==References:==
==References:==
(1)   Letter, VT-DPS to ACRS (O'SRen to Bonaca), State ofvennont' Request to Consider the ContaiHment Overpressure Credit Policy, September 17, 2004 (2)     Letter, ACRS to VT-DPS (Bonaca to O'Brien), Vennont Extended Power Uprate Request, October 18, 2004 RE:   Infonnation for Presentation to ACRS
(1)
Letter, VT-DPS to ACRS (O'SRen to Bonaca), State ofvennont' Request to Consider the ContaiHment Overpressure Credit Policy, September 17, 2004 (2)
Letter, ACRS to VT-DPS (Bonaca to O'Brien), Vennont Extended Power Uprate Request, October 18, 2004 RE:
Infonnation for Presentation to ACRS  


==Dear Mr.Lohaus,==
==Dear Mr.Lohaus,==
 
In Reference 1, we asked the ACRS to review specifically Entergy's request to take credit for containment overpressure to demonstrate the adequacy of its emergency core cooling and containment spray pumps at proposed uprated power conditions, as part ofACRS's review ofthe proposed Vennont Yankee power uprate. We also asked that Vennont be allowed to present on this issue before the Sub-and Full-Committees considering Vennont Yankee power uprate.
In Reference 1, we asked the ACRS to review specifically Entergy's request to take credit for containment overpressure to demonstrate the adequacy of its emergency core cooling and containment spray pumps at proposed uprated power conditions, as part of ACRS' s review of the proposed Vennont Yankee power uprate. We also asked that Vennont be allowed to present on this issue before the Sub- and Full-Committees considering Vennont Yankee power uprate.
ACRS responded to us in Reference 2 that Vennont will be able to present to the Committees on the containment overpressure assumption.
ACRS responded to us in Reference 2 that Vennont will be able to present to the Committees on the containment overpressure assumption.
We have identified the following NRC or NRC-referenced documents that we need in order to prepare for our ACRS presentation, and therefore we request that copies ofthese documents be provided to us. We haved searched the ADAMS system to the best of our abilities but cannot locate these documents on the system. If these documents are on the ADAMS system, we will be happy to retrieve them if provided the reference to them (please include the ADAMS accession number)..
We have identified the following NRC or NRC-referenced documents that we need in order to prepare for our ACRS presentation, and therefore we request that copies ofthese documents be provided to us. We haved searched the ADAMS system to the best of our abilities but cannot locate these documents on the system. If these documents are on the ADAMS system, we will be happy to retrieve them ifprovided the reference to them (please include the ADAMS accession number)..  


IN'   ...
IN' --
*
Mr. Paul Lohaus Infonnation for Presentation to ACRS January 5, 2005
Mr. Paul Lohaus Infonnation for Presentation to ACRS January 5, 2005
: 8.       NUREG/CR-6368, Souto & Rao, December 1995
: 8.
: 9.       NUREG/CR-6367, Experimental Study of Head Loss and Filtration for LOCA Debris, February 1996 (Rao & Souto)
NUREG/CR-6368, Souto & Rao, December 1995
: 10.     SEA97-3705, Reliance on Containment Overpressure for Ensuring Appropriate NPSH, Technical Report to U.S.N.R.C., Apri129, 1998 (Clint Shaffer and Willard Thomas)
: 9.
: 11.     "Small-Scale Experiments: Effects of Chemical Reactions on Debris-Bed Head Loss," Technical Letter Report LA-UR-03-6415 (by LANL),
NUREG/CR-6367, Experimental Study ofHead Loss and Filtration for LOCA Debris, February 1996 (Rao & Souto)
November 2003, ML033230260 If you have questions regarding this request, please contact me or Bill Sherman of my staff at (802) 828-3349.
: 10.
Sincerely,       /:
SEA97-3705, Reliance on Containment Overpressure for Ensuring Appropriate NPSH, Technical Report to U.S.N.R.C., Apri129, 1998 (Clint Shaffer and Willard Thomas)
                      /~~
: 11.  
"Small-Scale Experiments: Effects ofChemical Reactions on Debris-Bed Head Loss," Technical Letter Report LA-UR-03-6415 (by LANL),
November 2003, ML033230260 Ifyou have questions regarding this request, please contact me or Bill Sherman ofmy staff at (802) 828-3349.
Sincerely,  
/:  
/~~
j/
j/
David O'Brien, Commissioner NRC State Liaison Officer cc:
David O'Brien, Commissioner NRC State Liaison Officer cc:
M. Bonaca - ACRS           I R. Ennis - NRC 3}}
M. Bonaca - ACRS I R. Ennis - NRC 3}}

Latest revision as of 16:17, 14 January 2025

Letter from David Obrien, State of Vermont Regarding Information for Presentation to ACRS
ML081750244
Person / Time
Site: Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date: 01/05/2005
From: O'Brien D
State of VT, Dept of Public Service
To: Lohaus P
NRC/STP
References
Download: ML081750244 (2)


Text

6p/qQD501

'r.

' t-0r~SO' 112 ~fE"sTREET FAX: (802) 828-2342 DRAWER 20 TTY (VT): 1-800-734-8390 MONTPELIER VT 05620*2601 e-mail: vtdps@psd.state.vt.us TEL: (802) 828-2811 Internet: http://www.state.vt.us/psd STATE OF VERMONT DEPARTMENT OF PUBLIC SERVICE January 5,2005 1\\~W us NRC J~N 11£.005 Mr. Paul Lohaus Director - State and Tribal Progams U.S. Nuclear Regulatory Commission Washington, D.C.,20555,;/'\\

References:

(1)

Letter, VT-DPS to ACRS (O'SRen to Bonaca), State ofvennont' Request to Consider the ContaiHment Overpressure Credit Policy, September 17, 2004 (2)

Letter, ACRS to VT-DPS (Bonaca to O'Brien), Vennont Extended Power Uprate Request, October 18, 2004 RE:

Infonnation for Presentation to ACRS

Dear Mr.Lohaus,

In Reference 1, we asked the ACRS to review specifically Entergy's request to take credit for containment overpressure to demonstrate the adequacy of its emergency core cooling and containment spray pumps at proposed uprated power conditions, as part ofACRS's review ofthe proposed Vennont Yankee power uprate. We also asked that Vennont be allowed to present on this issue before the Sub-and Full-Committees considering Vennont Yankee power uprate.

ACRS responded to us in Reference 2 that Vennont will be able to present to the Committees on the containment overpressure assumption.

We have identified the following NRC or NRC-referenced documents that we need in order to prepare for our ACRS presentation, and therefore we request that copies ofthese documents be provided to us. We haved searched the ADAMS system to the best of our abilities but cannot locate these documents on the system. If these documents are on the ADAMS system, we will be happy to retrieve them ifprovided the reference to them (please include the ADAMS accession number)..

IN' --

  • 

Mr. Paul Lohaus Infonnation for Presentation to ACRS January 5, 2005

8.

NUREG/CR-6368, Souto & Rao, December 1995

9.

NUREG/CR-6367, Experimental Study ofHead Loss and Filtration for LOCA Debris, February 1996 (Rao & Souto)

10.

SEA97-3705, Reliance on Containment Overpressure for Ensuring Appropriate NPSH, Technical Report to U.S.N.R.C., Apri129, 1998 (Clint Shaffer and Willard Thomas)

11.

"Small-Scale Experiments: Effects ofChemical Reactions on Debris-Bed Head Loss," Technical Letter Report LA-UR-03-6415 (by LANL),

November 2003, ML033230260 Ifyou have questions regarding this request, please contact me or Bill Sherman ofmy staff at (802) 828-3349.

Sincerely,

/:

/~~

j/

David O'Brien, Commissioner NRC State Liaison Officer cc:

M. Bonaca - ACRS I R. Ennis - NRC 3