RBG-44501, Monthly Operating Rept for Apr 1998 for River Bend Station, Unit 1

Monthly Operating Rept for Apr 1998 for River Bend Station, Unit 1

ML20247G133
Person / Time
Site:	River Bend
Issue date:	04/30/1998
From:	King R, Williamson D ENTERGY OPERATIONS, INC.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
RBF1-98-0129, RBF1-98-129, RBG-44501, NUDOCS 9805200142
Download: ML20247G133 (4)

Text

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Enttrgy operttions, Inc.

, e.n River Bend Station 5485 U. S. Highway 61 P.O. Box 220 St. Francisville. LA 70775 Tel 504 336 6225 Fax 504 635 5068 Rick J. King Director (Juciear Safety & Regulatory Affans May 12,1998 U. S. Nuclear Regulatory Comrnission Document Control Desk, OPI-17 Washington, DC 20555

Subject:

River Bend Station - Unit 1 Docket No. 50-458 Monthly Operating Repon File No.: G9.5, G4.25 RBG-44501 RBF1-98-0129 Ladies and Gentlemen:

In accordance with River Bend Station (RBS) Technical Specification 5.6.4, enclosed is the Monthly Operating Report for RBS covering April,1998.

l Sincerely, l ,

s

-o y RJK/DLM b enclosure t

9905200142 990430 PDR ADOCK 05000458 R PDR

r cc: U. S. Nuclear Regulatory Commission Region IV 611 Ryr.n Plaza Drive, Suite 400 j Arlington,TX 76011 l

NRC Senior Resident Inspector l

P. O. Box 1050 l

St.Francisville,LA 70775 INPO Records Center 700 Galleria Parkway Atlanta, GA 30339-3064 Mr. Jim Calloway Public Utility Commission ofTexas 1701 N. Congress Ave.

Austin, TX 78711-3326 Dottie Sherman American NuclearInsurers 29 South Main Street West Hartford, CN 06107 l

I

l DOCKET NO. 50/458 l RIVER BEND STATION j DATE May 12,1998 1 COMPLETED BY Danny H. Wilharnson TITLE Technical Specialist IV TELEPilONE 504-381-4279 PAGE 1 OF 2 MONTH April 1998 I

OPERATING STATUS

1. REPORTING PERIOD: April 1998

2. MAXIMUM DEPENDABLE CAPACITY (MWe-Net): 936

3. DESIGN ELECTRICAL RATING (MWe-Net): 936 MONTH YEAR TO CUMULATIVE .

DATE I l

4. NUMBER OF HOURS REACTOR WAS CRITICAL 389.0 2549.0 82829.4

5. HOURS GENERATOR ON LINE 363.6 2523.6 79489.2

6. UNIT RESERVE SHUTDOWN HOURS 0 0 0 i

7. NET ELECTRICAL ENERGY GENERATED (MWII) 329,102 2,374,820 69,264,636

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. PAGE 2 OF 2 UNIT SIIUTDOWNS SIIUTDOWN CAUSE/

NUMBER DATE TYPE DURATION METIIOD REASON CORRECTIVE ACTIONS 98-01 4/13/98 F 355.5 hrs. 2 A Forced outage due to failure of the main generator end-shield sealing material. Generator disassembled and repaired.

LEGEND:

TYPE: F Forced SIIUTDOWN METilOD: I - Manual REASON: A - Equipment failure (esplain)

S Scheduled 2 Manualtrip/ scram B - Maintenance or Test 3- Automatic trip / scram C - Refueling 4 - Continuation D Regulatory restriction 5 - Other (esplain) E - Operator training / License exam F- Administrative G - Operational error (explain)

II - Other (explain)

NOTES:

1. No challenges to reactor safety-relief valves occurred in April.

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Danny H. Williamson 1

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