ML20154K239
| ML20154K239 | |
| Person / Time | |
|---|---|
| Site: | Grand Gulf  |
| Issue date: | 09/30/1998 |
| From: | Lin S, Venable J ENTERGY OPERATIONS, INC. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| GNRO-98-00082, GNRO-98-82, NUDOCS 9810160205 | |
| Download: ML20154K239 (6) | |
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%A Entergy operstions, Inc.
h P. O. Box 756 l
Port Gibson, MS 39150 Tol 601437 2129 l
Joseph E. Venable General Manager, Plant Operations
~
.0ctober 8,'1998 U.S. Nuclear Regulatory Commission L
Mail Station P1-137
- Washington, D.C. 20555 L
Attention:
Document Control Desk
SUBJECT:
Grand Gulf Nuclear Station Unit 1 Docket No. 50-416.
License No. NPF-29 Monthly Operating Report GNRO-98/00082 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 September 1998.
If you have any questions or require additional information, please contact this office.
Yours truly,.
l 1
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- Josep E. Venable
)
' General Manager, Plant Operations JEV/SDUcg attachments: 1.
. Operating Status 2.
Average Daily Power Level 3.
Unit Shutdown and Power Reductions ff
- cc-(See Next Page) 7'7 t;.
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9810160205 990930 P.
PDR ADOCK 05000416 "
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~ October 8, 1998
' GNRO-g8/00082 Page 2 of 3 '
t ec:
Mr. D. 'C. Hintz (w/a)L Mr. N. S. Reynolds (w/a).
Mr. Jager Smith (w/a)
' Mr. H. L. Thomas (w/o) -
- Ms.- K. D. Weaver (w/a) -
L, 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 Washington, D.C. 20555 l.'
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. October 8 1998 GNRO-98/00082 L
Page 3 of 3 i1 boc:
. Ms. C. W. Gunn (w/a)
Mr. R. J. King (RB)(w/a)
Mr. S. D. Lin (w/a)
File (LCTS)/(RPTS) (w/a)
File (NS&RA) (w/a)
File (Central)(w/a) G)
' lNPO Records Center (w/a)
Mr. D. P. Galle -
700 Galleria Parkway 19025 Ruth Drive
. Atlanta, Georgia 30339-5957 Mokona, IL 60448 Mr. Marcus Ware (w/a)
Manager of Production -
South Mississippi Electric PowerAssociation
. P.O. Box 15849 Hattiesburg, MS 39401 Mr. Fred Yost (w/a)
Director Research Services Utility Data institute
- 1200 G Street, N.W.
Suite 1100 Washington, D.C. 20005 ccmail:
Mr. P. W. Alberstadt (w/a)
Mr. R. A. Wilson (w/a)
Mr. S. J. Bethay (w/o)
- Mr. M. J. Wright (w/a)
Mr. D. G. Bost (w/a)
Mr. J. W. Yelverton (ECH) (w/a)
Mr. C. A. Bottomilier (w/a)
Mr. R. N. Buckley (w/a)
Mr. S. A. Bunis (w/a)
Mr. L F. Dale (w/a)
Mr. J. G. Dewease (w/a)
Mr. C. M. Dugger (W3) (w/a)
Mr. W. A. Eaton (w/a) -
- Mr. J. L. Ensley (ESl) (w/a).
Mr. E. Ewing (W3) (w/a)
Mr. W. K. Hughey (w/a)
Mr. C. R. Hutchinson (ANO) (w/a)
Mr. D. L Janacek (w/a)
Mr. T. A. Kriesel (w/a)
Mr. R. V. Moomaw (w/a)
Mr. R. L Patterson (w/a)
Mr. J. C. Roberts (w/a)
Mr. C. F. Smith (w/a)
Ms. M. T. Sonist (LP) (w/a)
Mr. G. D. Swords (w/a) l Mr. D. W. Vinci (W3) (w/a) l L
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l L to GNRO-98/00082 l
L DOCKET NO 50-416 DATE 10/06/98 COMPLETED BY S. D. Lin TELEPHONE (601) 437-6793 L
OPERATING STATUS
' 1.
Unit Name: GGNS UNIT 1 2.
_ Reporting Period: _ September 1998
)
-3.
Licensed Thermal Power (MWt): 3833 MWT 4
Nameplate Rating (Gross MWe): 1372.5 MWE i
. 5.'
' Design Electrical Rating (Not MWe): 1250 MWE l"
- 6.
Maximum Dependable Capacity (Gross MWe): 1254 MWE L
.7.
Maximum Dependable Capacity (Net MWe):
1204 MWE 8.
If changes occur in Capacity Ratings (Items 3 through 7) Since Last Report. Give Reason:
9.
Power Level To Which Restricted, if Any (Not Mwe):
N/A
- 10. Reasons For Restrictions, if Any:
N/A l
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This Month Yr to Date Cumulative
- ii
- 11. Hours in Reporting Period 720 6,551 122,271
- 12. ' Number of Hours Reactor was Critical
-720.0 5,575.5 102,314.5 l-
- 13. ' Reactor Reserve Shutdown Hours -
0 0
0 L
-14. Hours Generator On-Une 681.7 5,433.3 99,070.2
- 15. Unit Reserve Shutdown Hours 0
0 0
- 16. Gross Thermal Energy Generated (MWH) 2,490,763 20,070,365 356,480,660
- 17. Gross Electrical Energy Generated (MWH) 824,499 6,699,321 115,218,121
- 18. Net Electrical Energy Generated (MWH).
791,757 6,435,376 110,477,285
' 19. Unit Service Factor 94.7 82.9 82.7
- 20. Unit Availability Factor 94.7 82.9 82.7
- 21. Unit Capacity Factor (Using MDC Net) 91.3 81.7 81.4 l
22.~ Unit Capacity Factor (Using DER Net) 88.0 78.6 74.8 i
- 23. Unit Forced Outage Rate 5.3 4.4 5.6 l
- 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): None L
- 25. If Shut Down At End of Report Period. Estimated Date of Startup: N/A i
26.- Units in Test Status (Prior to Commercial Operation):
Forecast Achieved INITIAL CRITICALITY 08/18/82 t
INITIAL ELECTRICITY 10/20/84_
COMMERCIAL OPERATION 07/01/85
/
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- Items 11 through 18 are cumulative results since initial electricity l
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.i 9 to GNRO-98/00082 DOCKET NO 50-416 DATE 10/06/98-COMPLETED BY.
S. D. Lin i
TELEPHONE (601) 437-6793 MONTH September 1998 DAY' AVERAGE DAILY POWER LEV' L.
DAY - AVERAGE DAILY POWER LEVEL E
(MWe-Net)
(MWe-Net) 1 l
1 1234 17 654-2 1233 18 1205 3
1236 19 1129 i
4 1235 20 1173 5
1232' 21 1230 6
1231 22 1231
-7 1231 23 1236 8
1231
-24 1240 9
1240 25 1238 10 1240 26 1238 11 1239 27 1234 l
12 849 28 1236 i
13 1148
-29 1230
.14 834 30 1229 15 25 31 1228 i
E16 -
48 l
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' Attachment 3 to GNRO-98/00082 ~
UNIT SHUTDOWNS AND POWER REDUCTIONS l
l REPORT MONDI September 1998 No.
Date Type (1)"
Duration Reason Method Of Licensee Event System Code -
Component Cause & Corrective Action To Prevent Hours (2)
Shutting Down Report #.
(4)
Code (5)
Recurrence (C&CA)
Reactor (3)98-008 09/12/98 S
0.
B 6-N/A N/A N/A Power reduced for control rod sequence exchange. Circulanng Water Pump B*
seat repacked at low power.98-009 09/14/98 F
0.
B 6
N/A N/A N/A Power reduced in preparanon for repaanng ruptured instrument air tubing in dryweH at low power.98-010 09/15/98 F
38.3 A
6 N/A N/A N/A Turbine inpped by Operator uten te+..im difference between two sides of LP turbme inlet exceeded 25 'F because of parnally open MSR -B' 2 -Stage d
ternperature control valves while taking MSR out of service at reduced power m preparation for drywell entry.
l 1
-2 3
4 5
l 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 Ucensee Event B-Maintenance or Test 2-Manual Scram Report (LER) File (NUREG-0161)
{
C-Refueling 3-Automatic Scram i
D-Regulatory Restriction 4-Continued i
E-Operator Training &
5-Reduced load Ucensing Exammation 6-Other F-Administrative G-Operational Error (Explain) l H-Other (Explain) 1
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