ML081490634: Difference between revisions
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| issue date = 05/22/2008 | | issue date = 05/22/2008 | ||
| title = Draft Requests for Additional Information for the DC Cook SBLOCA Reanalysis | | title = Draft Requests for Additional Information for the DC Cook SBLOCA Reanalysis | ||
| author name = Cushing J | | author name = Cushing J | ||
| author affiliation = NRC/NRR/ADRO/DORL/LPLIII-1 | | author affiliation = NRC/NRR/ADRO/DORL/LPLIII-1 | ||
| addressee name = Scarpello M, Tam P | | addressee name = Scarpello M, Tam P | ||
| addressee affiliation = American Electric Power Co, NRC/NRR/ADRO/DORL/LPLIII-1 | | addressee affiliation = American Electric Power Co, NRC/NRR/ADRO/DORL/LPLIII-1 | ||
| docket = 05000315, 05000316 | | docket = 05000315, 05000316 | ||
| license number = DPR-058, DPR-074 | | license number = DPR-058, DPR-074 | ||
| contact person = tam P | | contact person = tam P, NRR/DORL, 415-1451 | ||
| case reference number = TAC MD5297 | | case reference number = TAC MD5297 | ||
| document type = E-Mail | | document type = E-Mail | ||
| Line 47: | Line 47: | ||
Sensitivity: olNormal Recipients received: | Sensitivity: olNormal Recipients received: | ||
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Draft RAIs for the DC Cook SBLOCA Reanalysis | >>>>>>>>>>>>>>>>>>>>>>>>>>>>> Draft RAIs for the DC Cook SBLOCA Reanalysis 1.0 Please provide the mixture and liquid levels in the uphill side of the steam generators connected to the hot leg for all of the break sizes provided to the staff for review. | ||
2.0 Please also show the mass flow rate vs time at the inlet to the steam generator at the tube sheet for the breaks submitted to the staff for review. | |||
3.0 Please provide a comparison of the liquid levels in the downcomer and the inner vessel (upper plenum, core, and lower plenum) region of the reactor vessel. Please also show the top and bottom elevation of the core. | |||
4.0 Please show the effect of a reduction in time step on the mixture levels for the 2 and 2.5 inch breaks. Show convergence such that further reductions in time step have no effect on the mixture level.}} | |||
provide a comparison of the liquid levels in the downcomer and the inner vessel (upper plenum, core, and lower plenum) region of the reactor vessel. Please also show the top and bottom elevation of the core. | |||
show the effect of a reduction in time step on the mixture levels for the 2 and 2.5 inch breaks. Show convergence such that further reductions in time step have no effect on the mixture level.}} | |||
Revision as of 10:42, 12 July 2019
| ML081490634 | |
| Person / Time | |
|---|---|
| Site: | Cook  |
| Issue date: | 05/22/2008 |
| From: | Jack Cushing NRC/NRR/ADRO/DORL/LPLIII-1 |
| To: | Scarpello M, Tam P American Electric Power Co, NRC/NRR/ADRO/DORL/LPLIII-1 |
| tam P, NRR/DORL, 415-1451 | |
| References | |
| TAC MD5297 | |
| Download: ML081490634 (2) | |
Text
From: Jack Cushing Sent: Thursday, May 22, 2008 4:55 PM To: 'mkscarpello@aep.com'; Peter Tam
Subject:
Draft RAIs for the DC Cook SBLOCA Reanalysis.doc Attachments: Second Round RAIs for the DC Cook SBLOCA Reanalysis.doc
Mike Attached are the draft RAIs that resulted from the Telcon with Keith Steinmetz. There were no changes for the RAIs for the other RAIs discuss on the call. Keith Steinmetz wanted to get working on the information needs.
Jack E-mail Properties Mail Envelope Properties ()
Subject:
Draft RAIs for the DC Cook SBLOCA Reanalysis.doc Sent Date: 05/22/2008 4:49:58 PM Received Date: 05/22/2008 4:55:00 PM From: Jack Cushing
Created By: Jack.Cushing@nrc.gov
Recipients:
mkscarpello@aep.com ('mkscarpello@aep.com')
Tracking Status: None Peter.Tam@nrc.gov (Peter Tam)
Tracking Status: None
Post Office:
Files Size Date & Time
MESSAGE 30257 05/22/2008 Second Round RAIs for the DC Cook SBLOCA Reanalysis.doc 24388
Options Expiration Date:
Priority: olImportanceNormal ReplyRequested: False Return Notification: False
Sensitivity: olNormal Recipients received:
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Draft RAIs for the DC Cook SBLOCA Reanalysis 1.0 Please provide the mixture and liquid levels in the uphill side of the steam generators connected to the hot leg for all of the break sizes provided to the staff for review.
2.0 Please also show the mass flow rate vs time at the inlet to the steam generator at the tube sheet for the breaks submitted to the staff for review.
3.0 Please provide a comparison of the liquid levels in the downcomer and the inner vessel (upper plenum, core, and lower plenum) region of the reactor vessel. Please also show the top and bottom elevation of the core.
4.0 Please show the effect of a reduction in time step on the mixture levels for the 2 and 2.5 inch breaks. Show convergence such that further reductions in time step have no effect on the mixture level.