ML18029A864

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Forwards AEOD/T508, Browns Ferry Nuclear Plant HPCI Sys Performance Assessment, Technical Review Rept.Continued Monitoring by AEOD Unnecessary at Present
ML18029A864
Person / Time
Site: Browns Ferry  Tennessee Valley Authority icon.png
Issue date: 08/14/1985
From: Leeds E
NRC OFFICE FOR ANALYSIS & EVALUATION OF OPERATIONAL DATA (AEOD)
To: Seyfrit K
NRC OFFICE FOR ANALYSIS & EVALUATION OF OPERATIONAL DATA (AEOD)
Shared Package
ML18029A865 List:
References
AEOD-T508, NUDOCS 8509190152
Download: ML18029A864 (2)


Text

August 14, 1985 Distr bution PDR AEOD CF ROAB CF ROAB SF ELeeds SRubin KSeyfrit TIppo1 ito CHeltemes AEOD/T508 MEMORANDUM FOR:

THRU:

FROM:

SUBJECT:

Karl V. Seyfrit, Chief Reactor Operations Analysis Branch Office for Analysis and Evaluation of Operational Data Stuart D. Rubin, Chief Reactor Systems Section j.

Reactor Operations Analysis Branch Office for Analysis and Evaluation of Operational Data Eric J.

Leeds, Reactor Systems Engineer Reactor System's Section 1

Reactor Operations Analysis Branch Office for Analysis and Evaluation of Operational Data BROWNS FERRY NUCLEAR PLANT HPCI SYSTEM PERFORMANCE ASSESSMENT The enclosed Technical Review is forwarded for your information and consid-eration.

The report found that while problems have been experienced in the HPCI systems at all Browns Ferry units, the frequency and type of mal-functions were comparable to those experienced at other operating domestic boiling water reactors having a HPCI system.

Most of the significant recur-rent problems affecting the system appear to have been resolved.

The report concludes that the operating history of the Browns Ferry HPCI systems indicates that the current level of system performance is sufficient to meet its intended safety function and system reliability requirements.

Therefore, continued monitoring of the performance of the HPCI systems at Browns Ferry by AEOD does not seem necessary at this time.

8509190152 850814 PDR ADO'5000259 PDR

Enclosure:

As stated Eric J.

Leeds, Reactor Systems Engineer Reactor Systems Section 1

Reactor Operations Analysis Branch Office for Analysis and Evaluation of Operational Data cc w/enclosure:

C. Brooks, R II V. Panciera, R II C. Graves, NRR R. Clark, NRR L. Marsh, NRR T. Wolf, AEOD ROA SC'ROAB E

eds:jz SRubin 0 / Q/85 08/Q/85 C:ROAB DD:A KSeyfrit TIpp 08/ J3/85 08/g /85

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