AECM-86-0317, Monthly Operating Rept for Sept 1986

Monthly Operating Rept for Sept 1986

ML20215G903
Person / Time
Site:	Grand Gulf
Issue date:	09/30/1986
From:	Hobbs S, Kingsley O MISSISSIPPI POWER & LIGHT CO.
To:	Taylor J NRC OFFICE OF ADMINISTRATION (ADM), NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
AECM-86-0317, AECM-86-317, NUDOCS 8610210170
Download: ML20215G903 (4)

Text

.

DOCKET NO.

50-416 DATE 10/10/86 COMPLETED BY S. H. Hobbs TELEPHONE 601-969-2458 OPERATING STATUS 1.

Unit Name: GGNS UNIT 1 l Notes:

l 2.

Reporting Period: September 1986 l

l 3.

Licensed Thermal Power (MWt): 3833 MWt l

l 4.

Nameplate Rating (Gross MWe): 1372.5 MWe l

l 5.

Design Electrical Rating (Net MWe): 1250 MWe l

l 6.

Maximum Dependable Capacity (Gross MWe): 1157 MWe l

l 7.

Maximum Dependable Capacity (Net MWe): 1108 MWe l

l 8.

If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report. Give Reasens:

N/A 9.

Power Level To Which Restricted, If Any (Net MWe):

N/A

10. Reasons For Restrictions, If Any:

This Month Yr to Date Cumulative

11. Hours In Reporting Period 720 6,551 17,049

12. Number of Hours Reactor Was Critical 120 5,456.2 12,181.4

13. Reactor Reserve Shutdown Hours 0

0 0

14. Hours Generator On-Line 102.6 5,308.7 11,055.7

~

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWH) 291,576 14,593,273 30,549,766

17. Gross Electrical Energy Generated (MWH) 82,380 4,330,510 9,102,820

18. Net Electrical Energy Generated (MWH) 77,409 4,096,918 b,572,630

19. Unit Service Factor 14.3 81.0 73.0

20. Unit Availability Fector 14.3 81.0 73.0

21. Unit Capacity Factor (Using MDC Net) 9.7 56.4 55.6

22. Unit Capacity Factor (Using DER Net) 8.6 50.0 49.2

23. Unit Forced Outage Rate 14.5 10.8 10.6

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

The units first refueling outage began September 5, 1986 and is expected to i.ontinua until November 8, 1986.

25. If Shut Down At End Of Report Period.

Estimated Date of Startup:

11/08/86

26. Units In Test Status (Prior to Commercial Operation).

Forecast Achieved INITIAL CRITICALITY 08/18/82 INITIAL ELECTRICITY 10/20/84 COMMERCIAL OPERATION 07/01/85 0610210170 061010 DR ADOCK 0500 16

'l J16AECM86100701 - 3 i('

\\

r-l-

i l

DOCKET NO. 50-416 UNIT 1

DATE 10/10/86-COMPLETED BY S. H. Hobbs TELEPHONE 601-969-2458 MONTH September 1986 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 49 17 0

2 622" 18 0

3 905 19 0

4 906 20 0

5 743 21 0

6 0

22 0

7 0

23 0

8 0

24 0

9 0

25 0

10 0

26 0

11 0

27 0

12 0

28 0

13 0

29 0

14 0

30 0

15 0

31 16 0

J16AECM86100701 - 4

UNIT SHUTDOWNS AND POWER REDUCTIONS o

DOCKET NO. 50-416 UNIT NAME 1

DATE 10/10/86 COMPLETED BY S. H. Hobbs TELEPHONE 601-968-2458 REPORT MONTH SEPTEMBER I

1 1

1 1

I l

l l

l 1

l l

l l

l l Method of l Licensee l

l l

Cause & Corrective l

l No. I Date l Type IDurationl Reason l Shutting Downl Event l System l Component l Action l

l l

l (1) l Hours l

(2) l Reactor l Report #

l Code l Code l

Prevent Recurrence l

l l

l 1

I l

(3) l l

(4) l (5)'

l l

l 1

I I

I I

l l

1 1

I i

l I

i l

l86-10l08/25/861 F l

17.4 l

H l

3 1

86-028 l

ZZ l

ZZZZZ l Shutdown continued from the l

I l

l l

l l

l l

l l inadvertent actuation of the l

l l

l l

l l

l l

l l load reject circuitry that' l

l l

l l

l l

l l

l l occurred on August 25, 1986.

l i

1 l

1 l

1 l

l l

l l

l86-11109/05/861 S l 600.0 l

C l

2 l

NA l

ZZ l

ZZZZZ l Refueling Outage. Critical path l l

l l

l l

l l

l l

l items include Emergency Diesel l

1 l

l l

l l

l l

l 1 Generator modifications and l

l l

l l

l l

1 l

l l inspections and SSW loop "A" l

l l

l l

l l

l l

l l pump changeout and system l

i i

l l

l l

l l

l l

l modifications.

l l

1 1

I I

I l

l l

l 1

1 I

I l

l l

1 l

l l

l 1

2 3

4 F: Forced Reason:

Method:

Exhibit G - Instructions S: Scheduled A-Equipment Failure 1-Manual for Preparation of Data (Explain) 2-Manual Scram Entry Sheets for Licensee B-Maintenance or Test 3-Automatic Scram Event Report (LER)

C-Refueling 4-Continued File (NUREG-0161)

D-Regulatory Restriction 5-Reduced load E-Operator Training &

6-Other Licensing Examination F-Administrative 5

G-Operational Error Exhibit 1-Same Source (Explain)

H-Other (Explain)

• In accordance with NUREG 1022 J16AECM86100701 - 5

o MISSISSIPPI POWER & LIGHT COMPANY E

Helping Build Mississippi EnkilddiddE P. O. B O X 16 4 0, J A C K S O N, MISSISSIPPI 39215-1640 October 13, 1986 O. D. K6NGSLEY, JR.

t?!CE PRESIDENT NUCLE AR OPERAflONS s

Mr. James M. Taylor, Director Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission Washington, D. C.

20555 Attention:

Document Control Desk

SUBJECT:

Grand Gulf Nuclear Station Unit 1 Docket No. 50-416 License No. NPF-29 Monthly Operating Report AECM-86/0317 In accordance with 10CFR50.36, Mississippi Power & Light Company (MP&L) is providing twelve copies of the Monthly Operating Report for Grand Gulf Nuclear Station Unit 1 for September, 1986 (attachment).

If you have any questions or require additional information, please contact this office.

Your - ruly,

//

f ODK:bms T

Attachment cc: Mr. T. H. Cloninger (w/a)

Mr. R. B. McGehee (w/a)

Mr. N. S. Reynolds (w/a)

Mr. H. L. Thomas (w/o)

Mr. R. C. Butcher (w/a)

Dr. J. Nelson Grace, Regional Administrator (w/a)

U. S. Nuclear Regulatory Commission Region II 101 Marietta St., N. W., Suite 2900 Atlanta, Georgia 30323 Chief (w/2)

Office of Resource Management U. S. Nuclear Regulatory Commission Washington, D. C.

20555 J

f">

,]e s v

\\

\\

J16AECM861C0701 - 1 Member Middle South Utilities System

.