ML20237K641

Monthly Operating Rept for Apr 1987

ML20237K641
Person / Time
Site:	Maine Yankee
Issue date:	04/30/1987
From:	Taylor J, Whittier G Maine Yankee
To:	Hartfield R NRC
References
GDW-87-123, MN-87-61, NUDOCS 8708190348
Download: ML20237K641 (5)

Text

_ _ _ _ _ _ _ _ _ - - _ - _ _ _ _ _ _ _ - _ _ _ _

I v '

OPERATING DATA REPORT Docket No.: 50-309 Date: 04/May/87 Completed Dy: J.M. TAYLOR Telephone: 207-882-6321 6

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

2. Reporting Period................................ April 1987

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

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

5. Design Electrical Rating (Net HWe).............. 825

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

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) NO RESTRICTIONS

10. Reasons for Restrir* ions, if Any:

THIS NONTH YEAR-TO-DP.TE CUMULATIVE

11. Hours In Reporting Period 719.00 2.879.00

12. Number of Hours Reactor Was Critical........... 0.00 2.064.43 102.193.32

13. Reactor Reserve Shutdown Hours.................. 0.00 0.00 0.00

14. Hours Generator On-line.. 0.00 2.063.45 99.403.14

15. L7it Rvserve Shutdown Hours.................. 0.00 0.00 0.00

16. Gross Thermal Energy Generated (MWH)........ 0.00 4.832.241.00 226.089.553.00

17. Gross Electrical Energy )

Generated (MWH)........ 0.00 1.577.890.00 74.278.900.00 l

18. Net Electrical Energy l Generated (MWH)........ 0.00 1.521.981.00 70.950.052.00 i

19. Unit Ser vice Factor. . . . . . 0.00 71.67 78.35 h

20. Unit Availability Factor.. 0.00 71.67 79.09 0

< 21. Unit Capacity Factor (Using MDC Net)........ 0.00 65.27 70.73 ,

22. Unit Capacity Factor (Using DER Net)........ 0.00 _ 64.08 _ _ _ 68.90 23.. Unit Forced Outage Rate..

0.00_ O.00 6.37

24. Shutdowns Scheduled Over Next 6 Months: NONE j

}

25. If Shutdown at End of Report Period, Estimated Date of Startup: 5/30/87 l

8708190348 870430 PDR ADOCK 05000309 g\

R PDR

)

1 . _ _ _ _ _ _ _ _ - _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

.. )

(

' AVERAGE DAILY UNIT POWER LEVEL FOR APRIL'1987 Docket No.: 50-309 1

Unit: Maine Yankee Date: 03/May/87 Completed By: J.M. TAYLOR Telephone: 207-882-6321 Day Avg. Daily Power Level Day Avg. Daily Power Level (MWe-Net) (MWe-Net) 1 .....'............. . .-

O 16 .................... O a

, 2 .................... O 17 .................... -O

, 3- - .................... O 18 .................... O 4 .................... O 19 .................... O a,

5 .................... O 20 .................... O

,s .

4 6 .................... O 21 .................... O'

'7' .................... O 2.2 .................... O l ._

4 O 8 ..................... O 23 .....................

J, 1

9 .................... .O 24 .................... ,

O

t 10 - .................... O 25 .................... O ,

11 .................... O 26 .................... O

) .12 .................... O 27 .................... O i 13  %................... O 28 .................... O 14 .................... O 29 .................... O

O 15 .................... O 30 ....................

k 1

l l

l l

l l

l I

\

l l

l

.I

/ 11 NIT SHUTDOWNS AND POWER REDUCTIONS Docket No.: 50-309 FOR APRIL 1987 Unit: Maine Yankee Date: 03/May/87 Completed By: J.M. TAYLOR Telephone: 207-882-6321 Page: 1 of 1 Number 16-87-9 Date 870327 Type (1) S Durati on j (Hours) 719 ,

Resson-(2) C Msthod (3) 1 i

LER # N/A i System Code (4) ZZ >

Component Code (5) N/A i

PLANT SHUTDOWN Cause and FOR REFUELING Corrective OUTAGE. h Action

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

(F)orced F-Administrative Exhibit G-Instructions (S) chedul ed G-Operational Error f or Preparation of Data H-Other (Explain) Entry Sheets for

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

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

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

License Examination 4

l l

_ ___ ____________ ________ Y

e

,' li; . - e,..

t -

Docket No: 309 Unit Name: Maine Yankee t

Date: 04/May/87

^

Completed By: LJ.M. Taylor Telephone: 207-882-6321 I

}

L4 Report Month: April, 1987 s

LJ h NARRATIVE

SUMMARY

-OF OPERATING EXPERIENCES d

The plant was shutdown at the beginning of the month for reactor

} refueling.

d j The plant was shutdown the entire month.

. f, .

'f T

2 i

.2 -

s -

N,

($ -

2 l)j '

9-'

i

}

\

E g

s 5'

i l

j l

1

)'

r

5Y

~

i Acs I L-

l. MAIRE HARHEE A10Ml0 POWER 00MPARSe ,uau,,,%',?,yg o" ate l

h (207) 623-3521 e ,

{

i May 11, 1987 l MN-87-61 GDH-87-123 )

l l

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 April, 1987.

Very truly yours, MAINE YANKEE ATOMIC POWER COMPANY

/ k A$wAfd G. D. Whittier, Manager Nuclear Engineering and Licensing GDH/bjp Enclosure ,

i cc: Mr. Victor Nerses Mr. Hilliam T. Russell <

Mr. Pat Sears l Mr. Cornelius F. Holden j h l 8702L-LM0 g\  !

_ _ _ _ _ _ _ _ _ _