ML20236W436

Monthly Operating Rept for Aug 1987

ML20236W436
Person / Time
Site:	Maine Yankee
Issue date:	08/31/1987
From:	Taylor J, Whittier G Maine Yankee
To:	Hartfield R NRC
References
GDW-87-214, MN-87-98, NUDOCS 8712080029
Download: ML20236W436 (6)

Text

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1, maine 9ankee i

j Mcar7 t h 1 y Statistical R e p ca r-t f= car-A ug u nst 1997 8712080029 870831 PDR ADOCK 05000309 I}s\\s R

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50-309-l OPERATING ~ DATA. REPORT Dockst'No.:

Dates.

02/Sep/87:

Completed By.

J.MJ TAYLOR Telephone:

207-882-6321:

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Unit Name.......................................

Maine' Yankee'

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2. Reporting Period................................

Auaust 1987-j

3. Licensed' Thermal Pcwer (MWt)....................

-2630

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4.

Nameplate. Rating (Gross MWe)....................

864

5. Design Electrical Rating (Net MWe)..............

825-f6. Maximum Dependable Capacity (Gross'MWe).........

850 7.- Maximum Dependable Capacity (Net MWe)...........-

810

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

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Since Last~ Report,.Give Reasons:

NO CHANGES 1

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9. Power Level to Which Restricted, ifcAny (Not MWe) 93 % -

10. Reasons' f or Restrictions, if Any:

Low oressure-turbine THIS MONTH YEAR-TO-DATE-CUMULATIVE 1 1..

Hours In Reporting Period 744.00 5.831.00

12. Number of Hours Reactor q

Was Critical...........

219.37 2.795.43 102.924.32

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

0.00 0.00 0.00

14. Hours Generator On-line..

179.73 2.4B6.'39

-99.826.08-

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

0.00 0.00' O.OO

16. Gross Thermal Energy Generated (MWH)........

392.784.00 5.494.633.00 226.751'.945.00

17. Gross Electrical Energy 74.400.530.00' Generated (MWH)........

123.790.00 1.779.520.00

18. Net Electrical Energy 71.140.854.00 l

Generated (MWH)........

119.180.00 1.712.783.00-

19. Unit Service Factor......

24.16 42.64 76.90

20. Unit Availability Factor.,

24.16 42.64-77.60

21. Unit Capacity Factor y

(Using MDC Net)........

19.78 36.26 L69.30

22. Unit Capacity Factor 1

67.51 (Using DER Net)........

19.42 35.60

23. Unit Forced Outage. Rate..

75.67 35.21 7.51 q

24. Shutdowns Scheduled Over Next 6 Months:

NONE i

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25. If Shutdown at End of Report Period,. Estimated Date of1Startups-N/A-I l

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l Dockot No 50-309 Unit Names.

. Maine Yenkee l

Date:

01/Sep/87' Completed.By: J.M.-Taylor

-Telephone:

207-882-6321 i

Report Month: August, 1987 NARRATIVE

SUMMARY

OF. OPERATING EXPERIENCES:

1 At the beginning of the. month,the~ unit'was in a cold shutdown!

condition f or main turbine-repair.

On;22 August cotamenced. reactor startup.

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On'24 August the unit was phased to the grid..The unit was taken commenced.-

j off-line and the turbine balanced. The unit was'rephased and? loading.

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On 26 August power. was ' held at : 88% whil e. mymetric. of f set. calibrat:

-ion was completed.: Loading was resumed..

On 27 August power-was held at-96% for. data collection.

On 28 August loading resumed.

At the end of the month power was at.98%.

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' AVERAGE DAILYJUNIT POWER LEVEL FDR AUGUST 1987 Docket No.:"

'50-309 Unit:

Maine Yankee Date:

'01/Sep/87 Completed By:

J.M.

TAYLOR Telephone:

207-882-6321 Day' Avg. Daily Power Level Day Avg. Daily-Power Level-1

.(MWe-Net)

(MWe-Net)

H

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1 O

16 0.

i 2

O 17 O

3 O

18 O

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,i 0

4 O

19 5

O 20 O'

6 O

21 O

1 1

O I

7 O

.Z2 8

O 23' O'

9 O-24 50.

10 O

25 381 1

11 O

26 638.

1 1

12 0

27 763 13 O

28-775 14 O

29 784 1

i 15 O

30 784.

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L 31

...................1 791:

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UNIT SHUTDOWNS AND POWER REDUCTIONS DockGt No.:

50-309 FOR AUGUST 1987 Units Mnin] YcnkO3 Date:

02/Sep/87 Completed By:

J.M.

TAYLOR Telephone:

207-882-6321 Page:

'1 of 1 Nurber 24-87-10 25-87-10 Dnto 870718 870824 Typa (1)

F S

Duretion (Hours) 558.9 5.4 R]cron (2)

B B

M2thod (3) 1 1

LER #

N/A N/A System Cod] (4)

HA HA Component Coda (5) turbin turbin main turbine main turbine vibration vibration Ccuee and Corrective Action 1.

TYPE:

2.

REASON: (cont) 4.

SYSTEM CODE:

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

Entry Sheets for 2.

REASON Licensee Event Report A-Equipment Failure 3.

METHOD:

(LER) File (NUREG.0161)

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

COMPONENT CODE:

D-Ragulatory Restriction 3-Automatic Scram Exhibit I-Same source E-Operator Training &

4-Other (Explain) as above.

License Examination

y MaineYankee r

FIELIABLE ELECTRICITY FOR MAINE SINCE 1972 EDISON DRIVE. AUGUSTA, MAINE 04330. (207) 622-4868 q

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j NT September 8,.1987 MN-87 GDH-87-214 Office of' Resource Management United States Nuclear Regulatory Commission

.Hashington, D. C.

20555 Attention:-

Mr. Richard A. Hartfield,. Chief.

l Management Information Branch j

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References:

(a)

License No.. DPR (Docket No. 50-309) l-

-(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 August,1987.

Very truly yours, MAINE YANKEE

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G. D. Whittier, Manager

- Nuclear Engineering and Licensing ~

GDH/bjp Enclosure

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Mr. Victor Nerses M

Mr. Hilliam T. Russell 9@

Mr. Pat Sears

-i Mr. Cornelius F. Holden 4

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9126L-LM0 1

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