ML20211P295

Monthly Operating Rept for Nov 1986

ML20211P295
Person / Time
Site:	Maine Yankee
Issue date:	11/30/1986
From:	Lizotte W, Whittier G Maine Yankee
To:	Hartfield R NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
8300L-JLC, GDW-86-285, MN-86-156, NUDOCS 8703020335
Download: ML20211P295 (5)

Text

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OPERATING DATA REPORT Docket No.: 50-309

• Date: 03/Dec/86 Completed By: WILLIAM LIZOTTE Telephones 207-882-6321

1. Unit Name......... ............................. Maine Yankee

2. Reporting Period................................ Nov d er 1986

3. Licensed Thermal Power (P88t).................... ,2639

4. Nameplate Rating (Gross MWe).................... 864

5. Design Electrical Rating- (Not MWe) . . . . . . . . . . . . . . 29M

6. Maxieue Dependable Capacity (Gross MWe) . . . . . . . . . 850

7. Maxieue Dependable Capacity (Not Ptfe)........... 810 1 C. If Changes in Capacity Ratings (Items Number 3-7) .

Since Last Report, Give Reasons:

NO CV^2 M

~

9. Poseer Level to Which Restricted, if Any (Not Pede) NO RESTRICTIONS

10. Reasons for Restrictions, if Any l

i THIS MONTH YEAR-TO-DATE CUMULATIVE  ;

11. Hours In Reporting Period 720.00' 8.016.00

12. Number of Hours Reactor ,

i Was Critical...... ... 710.62- 7.047.17 99.384.89 l

! 13. R::actw Reserve Shutdosen Houris . . . . . . . . . . . . . . . . . . 0.00 0.00 0.00 l14. Hours Generator On-line.. 708.34 6.951.03 96.595.69

, 15m Unit Reserve Shutdoesn ~

i Hours.................. 0.00 0.00 0.00 i l16. Gross Thermal Energy  ;

! Generated ( Pt#4 ) . . . . . . . . 1.777.801.00 17.335.923.00 219.336.604.00 l

17. Gross Electrical Energy ,

Generated (PtfH)........ 597.540.00 5. Bis.380.00 72.058.100.00 l I

10. Net Electrical Energy ,

Generated (MWH)........ 574.640.00 5.619.351.00 68.805.666.00 l

19. Unit Service Factor...... 98.38 86.71- 78.38

20. Unit Availabilty Factor.. 98.38 86.71 79.13 ,

21. Unit Capacity Factor (Using MDC Not)...t.... 98.53 86.55 70.66

22. Unit Capacity Factor (Using DER Net)........ 96.74 84.97 68.82

23. Unit Forced Outage Rate.. 1.62 2.18 6.54 i 24. Shutdowns Scheduled Over Next 6 Months: i l Date' Type Duration I 3/13/97 REFT un ING OUTAGE 3/13/87-4/24/87

25. If Shutdown at End of Report Period, Estimated Date of Startup: N/A G703020335 061130  !/

PDR ADOCK 05000309 1 R PDR l l

LMIT SFUTDOWNS AND POWER REDUCTIONS Dock 0t No.: 50-309 FOR NOVEMBER 1986 Unit Maine Yankee Date: 03/Dec/86 Completed By: WILLIAM LIZOTTE

. Telephone 207-882-6321 Page: 1 of 1 4

k.

, Number L.R. TO 62% 15-86-9 L.R. TO 74%

l D:to 861108 561115 861116 Typ3 (1) B F F Durction (Hours) 0 . 11.7 ,

O Reason (2) B , A A Method (3) 1 3 i LER O N/A 56-007-0 N/A Syntes

Cada (4) EA >G4 141 Component Cod 3 (5) ELECON-Z PLAFXX-B HTEXCH-A L.R. TO ALLOW WORK LOOSE WIRE IN OIL NO EXTRACTION ON 34 M LIE. SYSTEM CIRCUITRY STEAM TO A FIRST FOR MFP POINT HEATER.

TURBIfE VALVE

, Castse and TESTING AND WATER MOTOR DRIVEN FP THE CIECK VALVE Corrective BOX BACKFLUSHINB' WERE ACTIVATED TO WAS REPAIRED.

, Action WERE ALSO ALLOW TIME FOR

, PERFORIED. FURTER l INVESTIGATION.

l 1. TYPE: 2. REASON: (cont) 4. SYSTEM CODE: i l (F)orcod F-Administrative Exhibit G-Instructions

. (C)cheduled 9-Operational Error for Preparation of Data H-Other'(Explain) Entry Sheets for

2. REASON Licensee Event Report i A-Equipment Failure 3. METHOD: (LER) Film (NURES.0161) l B-Maintenance or Test 1-Manual C-Refueling 2-Manual Scram 5. COPPONENT CODER D-Regulatory Restriction 3-Automatic Scram Exhibit I-Saea source l E-Operator Training 8: 4-Other (Explain) as above.

License Examination 1

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Docket No: 50-309 Unit Name: Maine Yankee Date: 02/Dec./86 Completed By: W.D. Li.zotte Telephone 207-882-6321 Report Month: November, 1996 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCES At the begining of the month, the plant was at 100% power.

On November 8th, power was reduced to 62% to allow 345KV line work in Pownal. During this time, water box backflushing was performed. ,

On November 9th, power was increased and held at 75% for turbine volve testing.

On November 9th, power was increased and held at 92% for symmetric -

offset concerns.

On November 10th, power was increased to 100% ,

On November 15th, the unit automatically tripped due to a malfunction cf the tube ~ and control oil system for the turbine driven main feedwater pump.

On November 16th, the unit was phased to grid. Power was increased cnd held at 53% due to a feed pump discharge valve problem.

On November 16th, power was increased and held at 95% for symmetric offset concerns.

On November 16th, power was reduced to 74% to allow repairs on a first point heater check valve.

On November 18th, power was increased to 97%

Power remained at 97% for the remainder of the month due to the use of motor driven feed pumps.

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e VERA8E DAILY UNIT POMER LEVEL FOR NOVEMBER 1986 Dockat No.: 50-309 Unit Maine Yankee Date: 03/Dec/86

~~

Completed By: WILLIAM LIZOTTE Telephone: 207-882-6321 ty Avg. Daily Power Level Day Avg. Daily Power Level (P8fe-Net) (MWe-Net) 1 .................... 856 16 .................... 339 2 .................... 854 17 .................... 585 3 .................... 856 18 .................... 787 4 .................J.. 855 19 .................... 832 5 ................/... 853 20 .................... 829 6 .................... 856 21 .................... 328 7 .................... 844 22 .................... 829 0 .................... 472 23 '.................... 829 9 .................... 794 24 .................... 831 10 . . . . . . . . . . . . . . . . .~... . 853 25 .................... 828 11 .................... 856 26 .................... 830 12 . . . . . . . . . . . . . . . . . .~. . 857 27 .................... 827 13 .................... 856 28 ,................... 829 14 .................... 858 29 .................... 829 15 .'................... 762 30 .................... 831 l

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MAME HARHEE 'ATOMICPOWERCOMPARUe ,uaug,ay,?n"e%,

h (207) 623-3521 e

December 10, 1986 MN-86-156 GDH-86-285 Office of Resource Management United States Nuclear Regulatory Commission Washington, D. C. 20555 Attention: Mr. Richard A. Hartfield, Chief Management Information Branch

)

References:

(a) License No. DPR-36 (Docket No. 50-309)

(b) NUREG-0020, Licensed Operating Reactors Status Summary Report

Subject:

Maine Yankee Monthly Statistical Report Gentlemen:

Enclosed you will find the Monthly Statistical Report for the Maine Yankee Atomic Power Station for November, 1986.

Very truly yours, HAINE YANKEE ATOMIC POWER COMPANY 6W/ bh

,2cv G. D. Whittier, Manager s

Nuclear Engineering and Licensing GDH/bjp Enclosure cc: Mr. Ashok C. Thadani Dr. Thomas E. Hurley Mr. Pat Sears Mr. Cornelius F. Holden

(

8300L-JLC I