ML20111B238

Monthly Operating Rept for Apr 1996 for Grand Gulf Nuclear Station Unit 1

ML20111B238
Person / Time
Site:	Grand Gulf
Issue date:	04/30/1996
From:	Hutchinson C, Lin S ENTERGY OPERATIONS, INC.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
GNRO-96-00054, GNRO-96-54, NUDOCS 9605140281
Download: ML20111B238 (5)

Text

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6 Entsrty Opsrstions'Inc.

=="ENTERGY no sa Pat G tson. PTS 33150 Tc1601437 2800 C. R. Hutchinson ve P esom d + f 8A.4 N May 8, 1996 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-96/00054 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 i for April 1996.

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

Yours truly,

//

CRH/CWG l

attachments:

1.

Operating Status 2.

Average Daily Power Level 3.

Unit Shutdown and Power Reductions cc:

(See Next Page) l 9605140281 960430 PDR ADOCK 05000416 R

PDR 3'9137

[

I N

,e May 8, 1996 GNRO-96/00054 Page 2 of 3 cc:

Mr. D. C. Hintz (w/a)

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

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

Mr. J. E. Tedrow (w/a)

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

Mr. Leonard J. Callan (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 Mall Stop 13H3 Washington, D.C. 20555 i

i l

I Attachmtnt 1 to GNRO-96/00054 DOCKET NO 50-416 DATE 05/02/96 COMPLETED BY S. D. Lin TELEPHONE (601) 437-6793 OPERATING STATUS 1.

Unit Name: GGNS UNIT 1 2.

Reporting Period: Aoril 1996 3.

Licensed Thermal Power (MWt): 3833 MWT 4.

Nameplate Rating (Gross MWe): 1372.5 MWE 5.

Design Electrical Ratin0 (Net MWe): 1250 MWE i

l 6.

Maximum Dependable Capacity (Gross MWe): 1222 MWE 7.

Maximum Dependable Capacity (Net MWe): 1173 MWE 8.

If changes occur in Capacity Ratings (Items 3 l

- through 7) Since Last Report. Give Reason:

l 9.

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

N/A l

10. Reasons For Restrictions, If Any:

N/A This Month Yr to Date Cumulative

11. Hours in Reporting Period 719 2903 101.079 r

l

12. Number of Hours Reactor was Critical 719.0 2903.0 83.094.0

13. Reactor Reserve Shutdown Hours 0

0 0

14. Hours Generator On-Line 719.0 2903.0 80.081.5

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWH) 2.735.972 11.038.792 285.272.324

17. Gross Electrical Energy Generated (MWH) 911.771 3.702.663 91.371.854

18. Net Electrical Energy Generated (MWH) 876.490 3.558.794 87.558.439

19. Unit Service Factor 100.0 100.0 81.0

20. Unit Availability Factor 100.0 100.0 81.0 l

21. Unit Capacity Factor (Using MDC Net) 103.9 104.5 79.1

22. Unit Capacity Factor (Using DER Net) 97.5 98.1 72.0

23. Unit Forced Outage Rate 0.0 0.0 6.3

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

Refuelina Outaae # 8 beainnina at 0000 hour0 days <br />0 hours <br />0 weeks <br />0 months <br /> on 10/12/96 for 30 days.

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

l

26. Units in Test Status (Prior to Commercial Operation):

l Forecast Achieved INITIAL CRITICALITY 08/18/82 INITIAL ELECTRICITY 10/20/84 COMMERCIAL OPERATION 07/01/85 1

i

f to GNRO-96/00054 DOCKET NO 50-416 DATE 05/02/96 COMPLETED BY S. D. Lin TELEPHONE (601) 437-6793 MONTH April 1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 1239 17 1234 2

1236 10 1218 3

1232 19 1209 4

1225 20 1210 5

1244 21 1213 6

1028 22 1215 7

1240 23 1228 8

1232 24 1230 9

1240 25 1221 10 1237 26 1218 11 1225 27 1188 12 1223 28 1212 13 1216 29 1224 14 1222 30 1237--.

15 1238 31 N/A 16 1237

Attxhment 3 to GNRO-96/00054 UNITSHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-416 UNIT NAME GGNS Unit'l DATE 05/02/96 COMPLETED BY S. D. Lin TELEPHONE (6011437-6793 REPORTMONTH ADril 19%

No.

Date Type (1)

Duration Reason Method Of Licensee System Code Component Cause & Corrective Action To Hours (2)

Shutting Event Report #

(4)

Code Prevent Recurrence (C&CA)

Down Reactor (5)

(3)96-002 04/06/96 S

0.

B 6

N/A N/A N/A Reactor power reduced to approximately 70% for control rod segaence exchange.

I 2

3 4

5 F: Forced Reason:

Method:

Exhibit G - Instructions for Preparation of Exhibit 1 - Same Source S: Scheduled A-Equipment Failure (Explain) 1-Manual Data Entry Sheets for Licensee Event B-Maintenance or Test 2-Manual Scram Report (LER) File (NUREG-0161)

C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continued E-Operator Training &

5-Reduced load Licensing Examination 6-Other F-Administrative G-Operational Error (Explain)

H-Other (Explain) i

..