ML20237B666

Monthly Operating Rept for Jul 1998 for Grand Gulf Nuclear Station,Unit 1

ML20237B666
Person / Time
Site:	Grand Gulf
Issue date:	07/31/1998
From:	Lin S, Venable J ENTERGY OPERATIONS, INC.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
GNRO-98-00064, GNRO-98-64, NUDOCS 9808190134
Download: ML20237B666 (5)

Text

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Entergy operations P O. Box 756 Port Gibson. MS 39150 August 12, 1998 U.S. Nuclear Regulatory Commission Mail Station P1-137 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 GNRO-98/00064 Gentlemen:

In accordance with the requirement of Technical Specification 5.6.4, Entergy Operations is providing the Monthly Operating Report for Grand Gulf Nuclear Station Unit 1 for July 1998.

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

Yours truly,

( _

Joseph E. Venable General Manager, Plant Operations JEV/SDL/cg attachments: 1. Operating Status l

2. Average Daily Power Level k

3. Unit Shutdown and Power Reductions  !

cc: (See Next Page) l kh

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I 9908190134 900731 PDR ADOCK 05000416 R PDR .

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N GNRO-98/00064 Page 2 of 3 cc: Mr. D. C. Hintz (w/a)

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

Mr. Jager Smith (w/a)

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

Ms. K. D. Weaver (w/a)

Mr. Ellis W. Mershoff (w/a)

Regional Administrator U.S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive Suite 400 Arlington, TX 76011 Mr. Jack Donohew, Project Manager Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Mail Stop 13H3 l

. Washington, D.C. 20555 )

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• . Attachment 1 to GNRO-98/00064 DOCKET NO 50-416 DATE 08/07/98 COMPLETED BY S. D. Lin TELEPHONE 6 1601) 437-6793 OPERATING STATUS

1. Unit Name: GGNS UNIT 1

2. Reporting Period: July 1998

3. Licensed Thermal Power (MWt): 3833 MWT

4. Nameplate Rating (Gross MWe): 1372.5 MWE

5. Design Electrical Rating (Net MWe): 1250 MWF l

6. Maximum Dependable Capacity (Gross MWe): 1250 MWE

7. Maximum Dependable Capacity (Net MWe): 1200 MWE

8. If changes occur in Capacity Ratings (Items 3 through 7) Since Last Report. Give Reason: N/A

9. Power Level To Which Restricted, if Any (Net Mwe): N/A

10. Reasons For Restrictions, if Any: N/A This Month Yr to Date Cumulative *

11. Hours in Reporting Period 744 5,087 120,807

12. Number of Hours Reactor was Critical 744.0 4,111.5 100,850.5

13. Reactor Reserve Shutdown Hours 0 0 0

14. Hours Generator On-Line 744.0 4,007.6 97,644.5

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 2,838,450 14,733,251 351,143,546

17. Gross Electrical Energy Generated (MWH) 945,685 4,925,267 113,444,067

18. Net Electrical Energy Generated (MWH) 908,917 4,730,834 108,772,743 l 19. Unit Service Factor 100.0 78.8 82.5 l 20. Unit Availability Factor 100.0 78.8 82.5

21. Unit Capacity Factor (Using MDC Net) 101.8 77.5 81.2 l 22. Unit Capacity Factor (Using DER Net) 97.7 74.4 74.6

! 23. Unit Forced Outage Rate O. 5.0 5.7

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): None l

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25. If Shut Down At End of Report Period. Estimated Date of Startup: N/A

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 ltems 11 through 18 are cumulative results since initial electricity

Attachment 2 to GNRO-98/00064 DOCKET NO 50-416 DATE 08/07/98 COMPLETED BY S. D. Lin TELEPHONE (601) 437-6793 l

MONTH July 1998 l

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 1229 17 1230 2 1232 18 1087 3 1234 19 1213 4 1231 20 1227 5 1227 21 1232 6 1226 22 1229 7 1224 23 1229 8 1223 24 1224 9 1222 25 1230 10 1222 26 1230 11 1229 27 1225 12 1205 28 1224 13 1231 29 1226 14 1233 30 1224 15 1225 31 1223 16 1227

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