ML20077R323

Monthly Operating Repts for Dec 1994 for Seqouyah Nuclear Plant

ML20077R323
Person / Time
Site:	Sequoyah
Issue date:	12/31/1994
From:	Hollomon T, Shell R TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9501200145
Download: ML20077R323 (10)

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En tonnessee vww Autroaf ecu owe so< 2000 9xystowsy Tennessee 373/9 January li, 1995 U.S. Nuclear Regulatory Commission ATTN Document Control Desk Washington, D.C.

20555 Gentlemen In the Matter of

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Docket Nos. 50-327 Tennessee Valley Authority

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50-328 SEQUOYAH NUCLEAR PLANT (SQN) - DECEMBER 1994 MONTHLY OPERATING REPORT Enclosed is the December 1994 Monthly Operating Report as required by SQN Technical Specification 6.9.1.10.

f If you have any questions concerning this matter, please call J.

W. Proffitt at (615) 843-6653.

Sincerely, sk.

R. H. Shell Manager SQN Site Licensing Enclosure cc:

See page 2 1000S9 9501200145 941231 PER ADOCK 05000327

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9 U.S. Nuclear Regulatory Commission Page 2 January 11, 1995 l

1 cc (Enclosure):

INPO Records Center Institute of Nuclear Power Operations 700 calleria 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. Joseph Santucci, Manager Advanced Reactor Department Electric Power Research Institute 3340 Hillview Avenue 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 Office of Inspection and Enforcement 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

i TENNESSEE VALLEY AUTHORITY F

SEQUOYAH NUCLEAR PLANT MONTHLY OPERATING REPORT TO THE NUCLEAR REGULATORY COIMISSION DECEMBER 1994 I

UNIT 1 DOCKET NUMBER 50-327 LICENSE NUMBER DPR-77 i

l l

UNIT 2 DOCKET NUMBER 50-328 LICENSE NUMBER DPR-79 i

OPERATIONAL

SUMMARY

DECEMBER 1994 j

+

UNIT 1 8

Unit 1 generated 680,250 megawatthours (MWh) (gross) electrical power during December with a capacity factor of 79.44 percent.

Unit 1 began the month of December in Mode 3 after experiencing a turbine trip / reactor trip on November 29 at 0713 EST.

The Unit I reactor was taken critical on December 5 at 1602 EST and was tied online on December 6 at 1105 EST.

Unit i reached 100 percent reactor power on December 9 at 2050 EST and continued to operate at near 100 percent through the end of December.

UNIT 2 l

Unit 2 generated 873,432 megawatthours (MWh) (gross) electrical power during December with a capacity factor of 102.44 percent.

There were no outages or power reductions of greater than 20 percent during the month of December.

S AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-327 UNIT No.

One DATE:

01-03-95 COMPLETED BY:

T.

J. Hollomon TELEPHONE:

f6151 843-7528 MONTH:

_ DECEMBER 1994 1

l 1

AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL Rh1 (MWe-Net)

Rh1 (MWe-Net) l 1

-33 17 1151 2

-30 18 1148 3

-30 19 1147 4

-30 20 1147 5

-33 21 1143 6

P9 22 1151 7

298 23 1152 8

653 24 1155 9

1027 25 1154 10 1144 26 1156 11 1144 27 1153 12 1147 28 1153 13 1149 29 1155 i

14 1150 30 1153 15 1149 31 1156 16 1150 l

. l

b

{

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-328 UNIT No.

Two DATE:

01-03-95 COMPLETED BY:

T.

J. Ho11omon TELEPdONE:

f615) 843-7528 MONTH:

DECEMBER 1994 i

AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL Q&X fMWe-Net)

Eh1 (MWe-Net) 1 1151 17 1143 2

1106 18 1143 3

1146 19 1131 4

1118 20 1130 5

1124 21 1139 6

1131 22 1133 7

1132 23 1141 8

1135 24 1140 J

9 1140 25 1143 10

-1138 26 1140 11 1138 27 1139 12 1141 28 1140 13 1143 29 1139 14 1137 30 1142 15 1141 31 1143 16 1145

I i

OPERATING DATA REPORT DOCKET NO.

50-327 DATE 01/03/95 COMPLETED BY T. J. Holl omon TELEPHONE (615) 843-752E-~

OPERATING STATUS l Notes l

1.

Unit Name:

Seavov6h_ Unit One l

l 2.

Reporting Period: __kecember 1994 l

l 3.

Licensed Thermal Power (MWt): 3411.0 l

l 4.

Nameplate Rating (Gross Mde): 1220.6 l

l 5.

Design Electrical Rating (Net MWe): 1148.0 l

l 6.

Maximum Dependable Capacity (Gross MWe): 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, Givo Reasons:

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 8.760 118.369

12. Number of Hours Reactor Was Critical 632.0 6.021.2 62.050

13. Reactor Reserve Shutdown Hours 0

0 0

14. Hours Generator On-Line 612.9 5.775.8 60.604.3

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (HWH) 1.967.957 6 18.682.243.4 197.575.997

17. Gross Electrical Energy Generated (MWH) 680.250 6.348.230 67.050.884

18. Net Electrical Energy Generated (MWH) 653.803 6.099.376 64.263.413

19. Unit Service Factor 82.4 65.9 51.2

20. Unit Availability Factor 82.4 65.9 51.2

21. Unit Capacity Factor (Using HDC Net) 79.1 62.7 48.9

22. Unit Capacity Factor (Using DER Net) 76.5 60.7 47.3

23. Unit Forced Outage Rate 17.6 6.0 36.6

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: ___

l

L ' >

OPERATING DATA REPORT DOCKET NO.

50-328 DATE 01/05/95 COMPLETED 8V T. J. Hol l omon TELEPHONE (615) 843-7528 OPERATING STATUS INotes l

1.

Unit Name:

Seauovah Unit Two l

l 2.

Reporting Period: December 1994 l

l 3.

Licensed Thermal Power (Wt): 3411.0 l

l l

4.

Nameplate Rating (Gross We): 1220.6 l

l S.

Design Electrical Rating (Net We): 1148.0 l

l 6.

Maximum Dependable Capacity (Gross We): 1146.0 l

l 7.

Maximum Dependable Capacity (Net We): 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 We):

N/A I

10. Reasons For Restrictions, If Any:

N/A This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 744 8.760 110.329

12. Number of Hours Reactor Was Critical 744.0 5.597.5 64.356

13. Reactor Reserve Shutdown Hours 0

0 0

14. Hours Generator On-Line 744.0 5.416.2 62.709.7

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWH) 2.533.659.8 17.764.509.7 197.527.462

17. Gross Electrical Energy Generated (HWH) 873.432 6.079.665 67.007.609

18. Net Electrical Energy Generated (WH) 845.376 5.835.896 64.114.182

19. Unit Service Factor 100.0 61.8 56.8

20. Unit Availability Factor 100.0 61.8 56.8

21. Unit Capacity Factor (Using MDC Net) 102.7 60.2 52.5

22. Unit Capacity Factor (Using DER Net) 99.0 58.0 50.6 l

23. Unit Forced Outage Rate 0.0 2.2 35.1

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:

a

e' DOCKET ND:

50-328 UNTT SHJTDOWNS AND POWER REDUCTf0NS UNIT NAME:

Two DATE:

01/03/95-REPORT MONTH: December 1994 COMPLETED BY:T... Ho' lamon.

TELEPHONE:(615) 343-7528 Method of Licensee Cause and Corrective Action to Duration Shutting Down Event System Compgnent No.

Date Type (Hours)

Reason Reactor Report No.

Code #

Code Prevent Recurrence l

2 3

There were no outages or power reductions of greater than 20 percent to report in December.

2 3

4 I: Forced Reason:

Method:

Exhibit G-Instructions F

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)

Exhibit I-Same Source I

5 H-Other (Explain)-

DOCKET ND:

50-327' o

LMIT SHUTDOWNS AND POWER REDUCTIONS UNIT NAPE:

One DATE: - ( 1/)3/1P5 REPORT MONTH: December 1994 COMPLETED BY:T..

'40'

' omon -...

. TELEPHONE:(615) 543-7528 Method of Licensee Cause and Corrective Action to Duration Shutting Down Event System Compgnent l

2 3

d No.

'Date Type (Hours)

Reason Reactor Report No.

Code Code Preveat Rec',rrence 5

941201 F

131.1 A

4 327/94014 JJ RJX Recovery from the November 29, 1994, turbine and reactor trip continued until December 5 at 1602 EST when the unit was tied online.

l 2

3 4

I: Forced Reason:

Method:

Exhibit G-Instructions F

I 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 5

G-Operational Error (Explain)

Exhibit I-Same H-Other (Explain)

.. -