ML20073A577

Monthly Operating Repts for Aug 1994 for Sequoyah Nuclear Plant

ML20073A577
Person / Time
Site:	Sequoyah
Issue date:	08/31/1994
From:	Hollomon T, Shell R TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9409200320
Download: ML20073A577 (10)

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i Tennessee vaner As e9 oc,st once sa 2000 soodroow ennessee r 37379 September 9, 1994

! U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555 Gentlemen:

In the Matter of ) Docket Nos. 50-327 Tennessee Valley Authority ) 50-328 SEQUOYAH NUCLEAR PLANT (SQN) - AUGUST 1994 MONTHLY OPERATING REPORT Enclosed is the August 1994 Honthly Operating Report as required by SQN Technical Specification 6.9.1.10.

If you have any questions concerning this matter, please call J. W. Proffitt at (615) 843-6651.

Sincerely, Y'

R. H. Shell Manager SQN Site Licensing Enclosure cc: See page 2

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U.S. Nuclear Regulatory Commission Page 2 September 9, 1994 l

cc (Enclosure): i INPO Records Center Institute of Nuclear Power Operations 700 Galleria Parkway Atlanta, Georgia 30339-5957 Mr. D. E. LaBarge, Project Manager U.S. Nuclear Regulatory Commission One White Flint, North 11555 Rockville Pike ,

Rockville, Maryland 20852-2739 Mr. Ted Marston, Director Electric Power Research Institute P.O. Box 10412 Palo Alto, California 94304 NRC Resident Inspector Sequoyah Nuclear Plant 2600 Igou Ferry Road Soddy-Daisy, Tennessee 37379-3624 Regional Administration U.S. Nuclear Regulatory Commission j office of Inspection and I:nforcement Region II 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323-2711 Regional Administrator

'U.S. Nuclear Regulatory Commission Region II 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323-2711 Mr. F. Yost, Director Research Services Utility Data Institute ,

1200 G Street, NW, Suite 250 Washington, D.C. 20005 t

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't TENNESSEE VALLEY AUTHORITY f!

6 SEQUOYAH NUCLEAR PLANT j t

'j MONTHLY OPERATING REPORT l TO THE l NUCLEAR REGULATORY COMMISSION }

i AUGUST 1994  ;

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'i UNIT 1 l DOCKET NUMBER 50-327 .. 1 LICENSE NUMBER DPR-77 1

UNIT 2  !

t DOCKET NUMBER 50-328 'I i

LICENSE NUMBER DPR-79 l i

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• OPERATIONAL

SUMMARY

AUGUST 1994 UNIT 1 Unit 1 generated 849,830 megawatthours (MWh) (gross) electrical power ,

during August with a espacity factor of 99.2 percent. There were no ,

power reductions of greater than 20 percent during the month. Unit I was operating at 100 percent reactor power at the end of August.

UNIT 2 t

The Unit 2 Cycle 6 refueling outage continued throughout the month of August. Unit 2 remained in "no mode" with the core offloaded at the end j of August.

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-327 UNIT No. One DATE: 09-01-94 COMPLETED BY: T. J. Hollomon TELEPHONE: (615) 843-7528 MONTH: AUGUST 1994 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL Rh1 (MWe-Net) RAX (MWe-Net) 1 1069 17 1121 2 1069 18 1121 3 1047 19 1104 4 1068 20 1119 5 1072 21 1119 6 1073 22 1119 7 1072 23 1125 8 1073 24 1121 9 1114 25 1121 10 1122 26 1121 11 1122 27 1121 12 1122 28 1121 13 1120 29 1121 14 1119 30 1121 15 1119 31 1121 _

16 1119

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AVERAGE DAILY UNIT POWER LEVEL l

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DOCKET NO. 50-328 UNIT No. Two DATE: 09-01-94 COMPLETED BY: T. J. Hollomon TELEPHONE: (615) 843-7528 MONTH: AUGUST 1994 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL M iMWe-Net) Db1 (MWe-Neti 1 -5 17 -5 2 -7 18 -5 3 -5 19 -5 4 -5 20 -5 5 -5 21 -5 6 -7 22 -5 7 -5 23 -5 8 -5 24 -5 9 -5 25 -7 10 -5 26 -5 11 -5 27 -7 12 -5 28 -5 13 -5 29 -5 14 -5 30 -7 15 _

-5 31 -5 16 -7

i OPERATING DATA REPORT DOCKET NO. 50-327 DATE 09/02/94 COMPLETED BY T . J. Hollomgn_ _

TELEPHONE (615) 843-7528 OPERATING STATUS l Notes l

1. Unit Name: Seouovah Unit One l l

2. Reporting Period: Auaust 1994 l l

3. Licensed Thermal Power (MWt): 3411.0 l l

4. Nameplate Rating (Gross MWe): _1220.6 l l S. Design Electrical Rating (Net MWe): 1148.0 l l

6. Maximum Dependable Capacity (Gross Hde): 1151.0 l l

7. Maximum Dependable Capacity (Net MWe): 1111.0 l l ,

8. If Changes Occur in Capacity Ratings (Item Numbers 3 Through 7) Since Last Report, Give Reasons:

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

10. Reasons For Restrictions, If Any: N/A i

This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 744 5.831 115.440

12. Number of Hours Reactor Was Critical 744.0 3.245.0 59.274 >

13. Reactor Reserve Shutdown Hours 0 0 0

14. Hours Generator On-Line 744.0 3.018.7 57.847.2

15. Unit Reserve Shutdown Hours 0 0 0  ;

16. ~ Gross Thermal Energy Generated (MWH) 2.501.172.3 9.483.181.6 188.376.935

17. Gross Electrical Energy Generated (MWH) 849.830 3.180.310 63.882.964 '

18. Net Electrical Energy Generated (MWH) 822.480 3.044.710 61.208.747

19. Unit Service Factor 100.0 51.8 50.1

20. Unit Availability Factor 100.0 51.8 50.1

21. Unit Capacity Factor (Using MDC Net) 99.5 47.0 47.7

22. Unit Capacity Factor (Using DER Net) 96.3 45.5 46.2 I

23. Unit Forced Outage Rate 0.0 6.0 37.6__

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

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

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OPERATING DATA REPORT DOCKET NO. 50-328 DATE 09/02/94 COMPLETED BY T . J . Holl omon TELEPHONE (615) 843-7528 OPERATING STATUS l Notes l

1. Unit Name: Seouovah Unit Two l l t

2. Reporting Period: Auaust 1994 l l ,

3. Licensed Thermal Power (MWt): 3411.0 l l

4. Nameplate Rating (Gross MWe): 1220.6 l l S. Design Electrical Rating (Net Mde): 1148.0 l l

6. Maximum Dependable Capacity (Gross Mde): 1146.0 l l

7. Maximum Dependable Capacity (Net MWe): 1106.0 l l

8. If Changes Occur in Capacity Ratings (Item Numbers 3 Through 7) Since Last Report. Give Reasons:

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

10. Reasors For Restrictions, If Any: N/A This Month Yr-to-Date Cumulative *

11. Hours in Reporting Period 744 5.831 107.400 i

12. Number of Hours Reactor Was Critical 0.0 4.377.7 63.136

13. Reactor Reserve Shutdown Hours 0 0 0

14. Hours Generator On-Line 0.0 4.322.5 61.616.0

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 0.0 14.285.939.3 194.048.891

17. Gross Electrical Energy Generated (MWH) 0 4.913.026 65.840.970

18. Net Electrical Energy Generated (MWH) -3.808 4.726.987 63.005.273

19. Unit Service Factor 0.0 74.1 57.4

20. Unit Availability Factor 0.0 74.1 57.4

21. Unit Capacity Factor (Using MDC Net) -0.5 73.3 53.0

22. Unit Capacity Factor (Using DER Net) -0.4 70.6 51.1

23. Unit Forced Outage Rate 0.0 2.6 35.5

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

Unit 2 Cvele 6 Refuelina Outane beaan 7/4/94 with a scheduled duration of 127 days.

25. If Shut Down At End Of Report Period, Estimated Date of Startup: November 9. 1994 b

• s-DOCKET NO: 50-327 UNIT SKUTDOWNS AND POWER REDUCTIONS UNIT NAME: One ,

DATE: 09/02/94 - .

REPORT MONTH: Aucust 1994 COMPLETED BY:T. J. Hollomon TELEPHONE:(615) 843-7528 Method of Licensee Cause and Corrective Duration Shutting Down Event Systgm Compgnent Action to No. Date Type (Hours) Reason Reactor Report No. Code Code Prevent Recurrence There were no cutages or power reductions of greater than 20 percent to report in August.

2 3 4 I:F Forced Reason: Method: Exhibit G-Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram Entry sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restruction 4-Continuation of Existing Outage (NUREG-1022)

E-Operator Training and License Examination 5-Reduction F-Administrative 9-Other G-Operational Error (Explain) 5 Exhibit I-Same Source H-Other (Explain)

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DOCKET NO: '50-328 ,

UNIT SKJTDOWNS AND POWER REDUCTIONS UNIT NAME: Two .

DATE: 09/02/94 . . -

REPORT MONTH: Auoust 1994 COMPLETED BY:T. J. Hollomon TELEPHONE:(615) 843-7528-Method of Licensee Cause and Corrective-Duration Shutting Down Event System Component Action to

• 2 4 5 Reactor 3 No. Date Type l

(Hours) Reason Report No. Code Code Prevent Recurrence 3 940801 5 744.0 C 4 The Unit 2 Cycle 6 refueling outage continued.

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I:F Forced Reason: Method: Exhibit G-Instructions S: Schedul u A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram Entry sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restruction 4-Continuation of Existing Outage (NUREG-1022)

E-Operator Training and License Examination 5-Reduc tion y F-Administrative 9-Other G-Operational Error (Explain) Exhibit I-Same Source

. H-Other (Explain)

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