ML20245A211

Monthly Operating Rept for Mar 1989 for Maine Yankee.W/

ML20245A211
Person / Time
Site:	Maine Yankee
Issue date:	03/31/1989
From:	Rivard D, Whittier G Maine Yankee
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
RTR-NUREG-0020, RTR-NUREG-20 GDW-89-134, MN-89-53, NUDOCS 8904250102
Download: ML20245A211 (6)

Text

. . .. .. . .

i

.s 1

. l l

Maxne gankee /

l Monthly Statistical ' Report i

For March 1989  ;

I l

l l

~

8904250102 890331 PDR ADOCK 05000309 , A R PNV y Ysk

. ', OPERATING DATA REPORT Docket No.: 50-309 i I

Date: 06/Apr/89 Completed By: D. A. RIVARD

- Telephone: 207-882-6321 j i

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

2. Reporting Period................................ March 1989 l

3. Licensed Thermal Power (MWt).................... 2630 .

4. Nameplate Rating (Gross MWe).................... 864 1

5. Des 4.gn Electrical Rating (Net MWe).............. 825 l

6. Maxleam Dependable Capacity (Gross MWe)......... 850 J

7. Maximum Dependable Capacity (Net MWe)........... 810

8. If Changes in Capacity Ratings (Items Number 3-7)

Since Last Report, Give Reasons:

NO CHANGES

9. Power Level to Which Restricted, if Any (Net MWe)

10. Reasons for Restrictions, if Any:

THIS MONTH YEAR-TO-DATE CUMULATIVE

11. Hours In Reporting Period 744.00 2,160.00

12. Number of Hours Reactor Was Critical........... 744.00 1,969.61 114,772.60

13. Reactor Reserve Shutdown Hours.................. 0.00 0.00 0.00 744.00 1,918.38 111,460.87

14. Hours Generator On-line..

15. Unit Reserve Shutdown Hours.................. 0.00 0.00 0.00

16. Gross Thermal Energy Generated (MWH)........ 1,954,992.00 4,978,472.00 256,051,185.00

17. Gross Electrical Energy Generated (MWH)........ 662,240.00 '1,690,420.00 83,778.780.00

18. Net Electrical Energy Generated (MWH)........ 641,734.00 1,625,689.00 80.113,863.00

19. Unit Service Factor...... 100.00 88.81 77.61

20. Unit Availability Factor.. 100.00 88.81 77.61

21. Unit Capacity Factor (Using MDC Net)........ 106.49 92.92 70.32

22. Unit Capacity Factor (Using DER Net)........ 104.55 91.23 68.56

23. Unit Forced Outage Rate.. 0.00 2.08 6.99

24. Shutdowns Scheduled Over Next 6 Months: NONE

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

Docket No: 50-309 )

Unit Name: Maine Yankee l Date: 4-3-89 J Completed By:.D.A. Rivard Telephone: 207-882-6321 1

I Report Month: March, 89 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCES q

)

At the beginning of the month, the unit was operating at 100% power.

On 25 March, power was reduced to 90% for turbine valve and excess flow check valve testing. The unit was returned to 100% following testing.

The unit was maintained at 100% power for the remainder of the month.

l l

l l

l l

l I

i 1

'I i

l I

l l l

AV.ERAGE DAILY UNIT POWER LEVEL

'FOR MARCH 1989 Docket No.: 50-309 Unit: Maine Yankee Date: 06/Apr/89 Completed By: D. A. RIVARD Telephone: 207-882-6321 Day Avg. Daily Power Level Day Avg. Daily Power Level (MWe-Net) (MWe-Net) 1 .................... 865 16 .................... 364 2 .................... 861 17 .................... 863 3 .................... 862 18 .................... 863 4 .................... 862 19 .................... 864 5 .................... 863 20 .................... 867 6 .................... 861 21 .................... 865 7 ............... .... 863 22 .................... 863 8 .................... 861 23 .................... 867 9 .................... 861 24 .... ............. 864 10 .................... 863 25 .................... 849 11 .................... 862 26 .................... 865 12 .................... 862 27 .................... 863 13 .................... 862 28 .................... 866 14 .................... 863 29 .................... 865 15 .................... 862 30 .................... 863 31 .................... 858

UNIT SHUTDOWNS AND POWER REDUCTIONS Docket No.: 50-309 5 - -

FOR MARCH 1989 Unit: Maine Yankee Date: 06/Apr/89 Completed By: D. A. RIVARD Telephone: 207-882-6321 Page: 1 of 1

-: e -- -

Number l

(I l Date l (l y I ( l i Type (1)

[l ll y Duration i I I (Hours) i i i l

l i I Method (3) y y LER # 1 l y System Code (4)

'~

U l l Code (5) y l j - - . . .

I i

Cause and Corrective Action n .-

1. TYPE: 2. REASON: (cont) 4. SYSTEM CODE:

(F)orced F-Administrative Exhibit G-Instruction (S)cheduled G-Operational Error for Preparation of Data H-Other (Explain) Entry Sheets for

2. REASON Licensee Event Repo-t A-Equipment Failure 3. METHOD: (LER) File (NUREG.0161)

B-Maintenance or Test 1-Manual C-Refueling 2-Manual Scram 5. COMPONENT CODE:

D-Regulatory Restriction 3-Automatic Scram Exhibit I-Same source E-Operator Training & 4-Other (Explain) as above.

License Examination

~

. MaineYankee

, HEUABLE ELECTRICITY FOR MAJNE SINCE 1972 '

EDISON DRIVE . AUGUSTA, MAINE 04330 (207) 622 4868 April 11, 1989 MN-89-53 GDH-89-134

'i l

Office of Resource Management UNITED STATES NUCLEAR REGULATORY COMMISSION Washington, D. C. 20555 Attention: Document Control Desk'

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 l Gentlemen:

Enclosed you will find the Monthly Statistical Report for the Maine Yankee i Atomic Power Station for March, 1989.  !

Very truly yours,

'l MAINE YANKEE i

hY l

G. D. Whittier, Manager  !

Nuclear Engineering and Licensing l l

l GDH:BJP '

Enclosure c: Mr. Richard H. Nessman ,

Mr. William T. Russell '

Mr. Patrick M. Sears Mr. Cornelius F. Holden f6k I

1234L-RCC I i i

- _ _ _