ML20217C270

Monthly Operating Rept for June 1991 for Maine Yankee.W/

ML20217C270
Person / Time
Site:	Maine Yankee
Issue date:	06/30/1991
From:	Hall S, Nichols S Maine Yankee
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
MN-91-101, SEN-91-194, NUDOCS 9107150150
Download: ML20217C270 (5)

Text

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4.

s MaineYankee 4

HELIABLE iLECTRICifV FOR MA;NE FINCE 1972 EDISON DRIVE, AUGUSTA. MAINE 04330. (207) 622 4 868 l

July 8,1991 MN-91-101 SEN-91-194 UNITED STATES NUCLEAR REGULATORY COMMISSION Attention:

Document Control Desk i

Washington, DC 20555

References:

(a)

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

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

Subject:

Maine Yankee Monthly Statistical Report - June Gentlemen:

Enclosed please find the Monthly Statistical Report for the Maine Yankee Atomic Power Station for June 1991.

Please contact me should you have any further questions.

Very truly yours, sgi/n S. E. Nichols, Manager Nuclear Engineering & l.icensing SLH/ jag Enclosures L

c:

Mr. Thomas T. Martin Mr. E. H. Trottier Mr.- Charles S. Marschall Mr. Patrick J. Dostie -

sen91194.ltr

/'/

9107150150 910630

(

i PDR. ADOCK 05000309 I{

R POR

OPERATING DATA REPORT Dockot No.:

59-309 Dets:

03/Jul/91 Completed By:

8. L L.

HALL Telephone 207-622-4868

-1.

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

HAINE YANKEE-

~

2.

Reporting' Period................................

June 1991 3.

Licensed Thermal Power (HWt)....................

2700_

4.

Nameplate. Rating-(Gross HWe)...................

890-

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

840 6.

Maximum Dependable Capacity (Gross HWe).........

810_

7.

Haximum Dependable Capacity (Net HWe)...........

830 8.

if Changes in capacity Ratings (Items Number 3-7)

Since Last Report, Give Reasons:

NO-CHAMGES-

-9.

Power Level to Which Restricted, if Any (Net HWe)

10. Reasons for Restrictions, if Any:

THIS HONTil YEAR-TO-DATE CUMULATIVE

11. Hours In Reporting Period 720.00 4.343.00

12. Number of Hours Reactor

~Was Critical...........

7?O.00_

3.275.20 130.504.1_1,

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

0.00 0.00 0.00

14. Hours Generator On-line..

720.00 3.208.00 126,737.53, 15.--Unit Reserve Shutdown Hours..................

0.00 0.0e 0.00

-16.

Gross Thermal Energy Generated-(HWH)........

1.890,833.00 8.455 334.00' 295.632.077.00

17. Gross Electrical Energy Generated (HWH)........

634.890.00 2.835,030.00 97.118.400.00

18. Net Electrical Energy Generated (HWH)........

615.292.00_

2.748.043.00_

93.037.655.00

19. Unit Service Factor......

100.00 73.87 77.60

20. Unit Availabilty Factor..

100.00 73.87 77.60

21. Unit Capacity Factor (Using HDC Net).......,

102.96 76.24 71,42

22. Unit Capacity Factor (Using DER Net)........

101.73 75.33 69.75 23.: Unit Forced Outage Rate..

0.00 26.13 7.55

24. Shutdowns Scheduled Over Next 6 Honths:

NONE

25. If Shutdown at End of Report Period, Estimated Date of Startup:

N/A

r

?

Docket Hos 50-309 Unit Names Haine Yankee Date:

07-03-91 Completed By:

S.

L.

Itall Telephone 207-622-4868 Report Honthe June, 1991 NARMATIVE

SUMMARY

OP OPERATING U PERIENCES At the beginning of the month the unit was at 161 power.

On June 3,

the unit reached 100% power.

I On' June 11, power was reduced to 881 due to No. 1 Turhir a Governor velve troubleshooting and repair.

On June 12, the unit reached 100% power and han been maintained at that level for the remainder of-the month.

l l

i l

1;AVERAGELDAILY UNIT-POWER LEVEL f

~ TORiJUNE'1991:

Docket No.:

50-309 L

Unit MAINS YANKEE Date:

03/Jul/91 Completed By:

8.

L.. HALL Telephone 207-622-4868-

'; t -'

' Day-Avg. Daily Power Level Day Avg. Daily Power Level (HWe-Net)

(HWe-Net) 881

'343 16 1

882 788 17

~2-883 802 18 3

881 861 19 4-881 880 20 5

880 884 21 6

880 8 84-22

.7' 878 8

883 23-879 881 24 9

878 880 25 10 879 844 26 111 877 875 27

..12 877 880 28 13-

-876 881 29 14; 878 882 30 115'

+

u

, -- +,,

w

,,e

-w

UNIT SHUTDONNS AND POWER REDUCTIONS Dock 0>No.:

50-309 FOR; JUNE-1491-Unit HAINE YANKEE 03/Jul/91 Dates.

Completed By:

S.

L.

HALL Telephone:

207-622-4868 Page:

1 of 1

=

Nurber L.R.

to 881 Date 910711 l

Type (1)

[

F l

p Duration-(Hours) 0 Reason-(2)

L A

L l.

Method _.(3) u 1

l l

LER #

h N/A H

-System Codo-(4)

HA LCorponent' Code (5)

VAI. VEX-X

-On June-11,-power was reduced-to 881 D

due to No.

1.

L Turbine Governor L

Caune and valve trouble-L Corrective-shooting and Action _

repair.

The unit i

returned to 100%

on' June-12.

1

1. - TYPE '

2. REASON: (cont) 4.

SYSTEM CODE:

(T$ arced F-Administrative Exhibit G-Instructions-l (S icheduled G-Operational Error for Preparation of1 Data L

H-Other (Explain)

Entry Sheets ior L 2.1 REASON Licensee Event Report A-Equipment Failure 3.

HETHOD:

(LER) File (NUREG.0161)

L -B-Haintenance or Tent 1-Manual l -C-Refueling 2-Manual Scram 5.

COMPONENT CODES L

D-Regulatory Rentriction 3-Automatic Scram Exhibit I-Same source E-Operator Training &

4-Other (Explain) as above.

L

' License Examination I

-. -.,