ML20207D652

Monthly Operating Rept for Aug 1986

ML20207D652
Person / Time
Site:	Millstone
Issue date:	08/31/1986
From:	Elms A, Romberg W NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
MP-9478, NUDOCS 8612310149
Download: ML20207D652 (4)

Text

esteese NRC 0FERATIN6 STATUS REPORT COMPLETED BV REACTOR ENGINEERING HeHee

1. DCCKET.... 50-423 OPERATING STATUS

2. REPORTIN6 PERIOD...AU6UST 1986 0UTAGE + DNLINE HOURS... 406.7 + 337.3 = 744

3. UTILITY CONTACT.................A. L. ELMS 203-444-5388 eeHHesseees

4. LICENSED THERMAL P0WER.........................................

3411 e MILLST0hE e

5. NAMEPLATE R AT ING (6RO SS MWE)....,.............................. 1,253 M e UNIT 3 e

6. DESIGN ELECTRICAL RATING (NET MWE)..............................

1153.61 HHHeHeHe

7. MA!! MUM DEPENDABLE CAPACITY (6ROSS MEl........................

1897

8. MAIIMUM DEPENDABLE CAPACITY (NET ME)........................... !!49.35 9.

IF CHANGES DCCUR ABOVE SINCE LAST REPORT, REASONS ARE...........

N/A

10. POWER LEVEL TO NHICH RESTRICTED, IF ANY (NET ME)...............N/A

!!. REASON FOR RESTRICT!DN, IF ANY....N/A MONTH YEAR TO DATE CUMULATIVE TO DATE ESERS S33333333333 E33583EE3333333333

12. HOURS IN REPORTING PERIOD 744.0 3143.0 3143.0

13. NUMBER OF HOURS THE REACTOR NAS CRITICAL 367.5 2502.8 2502.6

14. REACTOR RESERVE SHUTDONN HOURS 0.0 83.2 B3.2

15. HOURS 6ENERATOR ONLINE 337.3 2456.5 2456.5

16. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

17. BROSS THERMAL ENER6Y GENERATED (MH) 969533.0 B029366.7 8029366.7 18, 6ROSS ELECTRICAL ENERBY BENERATED (MWH) 326800.5 2776713.0 2776713.0

19. NET ELECTRICAL ENER6Y BENERATED (M H) 302680.8 2645200.9 2645200.9

20. UNIT SERVICE FACTOR 45.3 78.2 78.2 21.UNITAVAILABILITYFACTOR 45.3 78.2 78.2

22. UNIT CAPACITY FACTOR (USIN6 MDC NET) 35.4 73.2 73.2

23. UNIT CAPACITY FACTOR (USIN6 DER NET) 35.3 73.0 73.0

24. UNIT FORCED DUTAGE RATE 54.7 21.8 21.8

25. UNIT FORCED OUTABE HOURS 406.7 686.5 686.5 SHUTDOWNS SCHEDULEJ OVER NEIT SII MONTHS (TYPE, DATE, AND DURAT10N OF EACH)..............

N/A IF CURRENTLY SHUTDCWN, ESTIMATED STARTUP DATE......N/A 8612310149 860831 PDR ADOCK 05000423 R

PDR

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-423 UNIT Millstone Unit No. 3 DATE September 8, 1986 COMPLETED BY A. Elms TELEPHONE (203) 444-5388 MONTH August DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 0

17 0

2 0

18 257 3

0 19 269 4

0 20 365 5

0 21 849 6

0 22 1116 7

0 23 1127 8

0 24 1119 9

0 25 1115 10 0

26 1124 11-0 27 1116 12 0

28 1116 13 0

29 1134 14 0

30 1103 15 0

31 1136 16 0

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-423 UNIT Millstone Unit No. 3 DATE September 8, 1986 COMPLETED BY A. Elms TELEPHONE (203) 444-5388 REPORT MONTH AUGUST 1986 Method of Licensee Cause & Corrective Duration Shutting Event System Component Action to No.

Date Type (1)

(Hours)

Reason (2)

Down Reactor (3)

Report #

Code Code Prevent Recurrence B6-05 8-1-86 F

383.8 A

3 86-041 SJ TC Continuation from previous month.

Trip during shutdown to repair Main Generator Stator Coolant leak and valve in letdown system.

B6-06 8-17-86 F

12.8 G

3 86-048 JB N/A Low Steam Generator Water Level B6-07 8-17-86 F

10.1 G

3 86-049 JB N/A Low Steam Generator Water Level 1

2 3

4

-F:

Forced

-Reason:

-Method:

-Exhibit G - Instructions S:

Scheduled A - Equipment Failure (Explain) 1 - Manual for Preparation of Data B - Maintenance or Test 2 - Manual Scram Entry Sheets for C - Refueling 3 - Automatic Scram Licensed Event Report D - Regulatory Restriction 4 - Continued from (LER) File (NUREG-0161)

E - Operator Training & License previous month Examination 5 - Power Reduction 5 F - Administrative (Duration = 0)

Exhibit 1 - Same Source G - Operational Error (Explain) 9 - Other (Explain)

H - Other (Explain)

j EM General Offices e Selden Street, Berlin. Connecticut vYUsac viIsNcNa~w P.O. BOX 270

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HARTFORD. CONNECTICUT 06141-0270 L

L J [,((, C',",72,"j"j' (203) 665-5000 September 11, 1986 MP-9478 Director, Office of Resource Management U. S. Nuclear Regulatory Commission Washington, D. C. 20555

Reference:

Facility Operating License No. NPF-49 Docket No. 50-423

Dear Sir:

In accordance with reporting requirements of Technical Specifications Section 6.9.1.5, the Millstone Nuclear Power Station - Unit 3 Monthly Operating Report 86-9 covering operations for the month of August is hereby forwarded.

Yours truly',

NORTHEAST NUCLEAR ENERGY COMPANY h a9 D !

Wayne D. Romberg Station Superintendent Hillstone Nuclear Power Station WDR/ ALE:sb Attachment cc:

Regional Administrator, Office of Inspection and Enforcement, Region I Director, Office of Inspection and Enforcement, Washington, D.C. (10)

U. S. Nuclear Regulatory Commission, c/o Document Management Branch, Washington, D. C. 20555 JEM il \\

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