ML20070F274

Monthly Operating Repts for June 1994 for Sequoyah Nuclear Plant Units 1 & 2

ML20070F274
Person / Time
Site:	Sequoyah
Issue date:	06/30/1994
From:	Hollomon T, Powers K TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9407180263
Download: ML20070F274 (10)

Text

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Ken Powers va h w wa. won a e %cMwa July 14, 1994

' S.

Nuclear Regulatory Commission c(TN:

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) - JUNE 1994 MONTHLY OPERATING REPORT Enclosed is the June 1994 Monthly 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.

Sincerel 4

~

I l

l Kera Pdwers Enclosure cc:

see page 2 er'e Q

9407190263 940630 I' l PDR ADOCK 05000327 PDR R

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U.S. Nuclear Regulatory Commission Page 2 July 14. 1994 cc (Enclosure):

INPO Pacords Center j

Iriptitute of Nuclear Power Operations j

700 Galleria Parkway i

Atlanta, C eorgia 30339-5957 i

i Mr.

D. E.

LaBarge, Project Manager j

U.S.

Nuclear Regulatory Commission i

One White Flint, North 11555 Rockville Pike Rockville, Maryland 20852-2739 l

t Mr. Ted Marston, Director Electric Power Research Institute i

P.O.

Box 10412 Palo Alto, California 94304 f

1 NRC Resident Inspector i

Sequoyah Nuclear Plant 2600 Igou Ferry Road

+

Soddy-Daisy, Tennessee 37379-3624 i

Regional Administration U.S. Nuclear Regulatory Commission i

Office of Inspection and Enforcement Region 11 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323-2711 Regional Administrator U.S. Nuclear Regulatory Commission i

Region II 101 Marietta Street, NW, Suite 2900 i

Atlanta, Georgia 30323-2711 Mr.

F.

Yost, Director Research Services f

Utility Data Institute i

1200 G Street, NW, Suite 250 l

Washington, D.C.

20005 t

n i

a TENNESSEE VALLEY AUTHORITY SEQUOYAH NUCLEAR PLANT MONTHLY OPERATING REPORT TO THE NUCLEAR REGULATORY COMMISSION JUNE 1994 UNIT 1 DOCKET NUMBER 50-327 LICENSE NUMBER DPR-77 UNIT 2 DOCKET NUMBER 50-328 LICENSE NUMBER DPR-79 i

I

4 OPERATIONRL

SUMMARY

JUNE 1994 I

UNIT 1 Unit I generated 841,040 megawatthours (HWh) (gross) electrical power l

during June with a capacity factor of 101.5 percent. Unit 1 operated at near 100 percent reactor power throughout the month of June.

UNIT 2 Unit 2 generated 746,360 megawatthours (MWh) (gross) electrical power during June with a capacity factor of 90.5 percent. Unit 2 was operating at near 100 percent reactor power at the beginning of the month. On June 3, Unit 2 started coastdown to the scheduled Unit 2 cycle 6 refueling outage.

Unit 2 was operating at approximately 79 percent reactor power at the end of June.

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AVERAGE DAILY UNIT POWER LEVEL DOCKET No.

50-327 UNIT No.

One DATE:

07-01-94 COMPLETED BY:

T.

J.

Hollomon TELEPHONE:

(615) 843-7528 MONTH:

JUNE 1994 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL Rb1 (MWe-Net)

DAY (MWe-Net) 1 1144 17 1065 2

1138 18 1118 3

1144 19 1117 4

1140 20 1120 5

1136 21 1127 6

1140 22 1145 7

1138 23 1120 8

1137 24 1099 i

9 1138 25 1094 10 1134 26 1119 11 1133 27 1123 12 1137 28 1113 13 1136 29 1113 14 1115 30 1120 15 1127 31 NA 16 1118 l

I

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-328 UNIT No.

Two DATE:

07-01-94 COMPLETED BY:

T.

J. Ho11omon TELEPHONE:

(615) 843-7528 MONTH:

JUNE 1994 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-Net)

DAY (MWe-Net) 1 1124 17 954 2

1123 18 950 3

1119 19 951 4

1111 20 948 5

1103 21 947 6

1093 22 945 7

1081 23 942 8

1072 24 933 9

1060 25 937 10 1048 26 924 11 1040 27 916 12 1034 28 895 13 1017 29 902 14 960 30 893 15 972 31 NA 16 952 1

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l OPERATING DATA REPORT DOCKET NO.

50-327 DATE 07/01/94 COMPLETED BY T. J. Hollomon TELEPHONE (615) 843-7528 QPERATING STATUS l Notes l

1.

Unit Name:

Seavovah Unit One l

l 2.

Reporting Period:

June 1994 l

l 3.

Licensed Thermal Power (Wt): _]411.0 l

l 4.

Nameplate Rating (Gross We): 1220.6 l

l 5.

Design Electrical Rating (Net MWe): 1148.0 l

l l

6.

Maximum Dependable Capacity (Gross We): 1151.0 l

l 7.

Maximum Dependable Capacity (Net We): 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 We):

N/A

10. Reasons For Restrictions, If Any:

N/A i

i This Month Yr-to-Date Cumulative I

i

11. Hours in Reporting Period 720 4.343 113.952

12. Number of Hours Reactor Was Critical 720.0 1.813.8 57.843

13. Reactor Reserve Shutdown Hours 0

0 0

14. Hours Generator On-Line 720.0 1.611.7 56.440.2

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWH) 2.448.996.1 4.828.460.3 183.722.214

17. Gross Electrical Energy Generated (WH) 841.040 1.621.560 62.324.214

18. Net Electrical Energy Generated (MWH) 813.536 1.542.313 59.706.350 1

19. Unit Service Factor 100.0 37.1 49.5

20. Unit Availability Factor 100.0 37.1 49.5

21. Unit Capacity Factor (Using MDC Net) 101.7 32.0 47.2

22. Unit Capacity Factor (Using DER Net) 98.4 30.9 45.6

23. Unit Forced Outage Rate 0.0 6.5 38.1

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

l

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

1 I

1

l 5

i OPERATING DATA REPORT DOCKET NO.

50-328 DATE 07/01/94 COMPLETED BY T. J. Holl omon TELEPHONE (615) 843-7528 i

OPERATING STATUS l Notes l

1.

Unit Name:

Seavovah Unit Two l

l 2.

Reporting Period: June 1994 l

l i

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 t

6.

Maximum Dependable Capacity (Gross MWe): 1146.0 l

l 7.

Maximum Dependable Capacity (Net MWe): 1106.0 l

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 (Not MWe):

N/A

10. Reasons for Restrictions, If Any:

N/A This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 720 4.343 105.912

12. Number of Hours Reactor Was Critical 720.0 4.283.4 63.042

13. Reactor Reserve Shutdown Hours 0

0 0

14. Hours Generator On-Line 720.0 4.229.4 61.522.9

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWH) 2.179.111.9 14.042.512.1 193.805.464

17. Gross Electrical Energy Generated (MWH) 746.360 4.832.957 65.760.901

18. Net Electrical Energy Generated (MWH) 718.655 4.658.759 62.937.045

19. Unit Service Factor 100.0 97.4 58.1

20. Unit Availability Factor 100.0 97.4 58.1

21. Unit Capacity Factor (Using MDC Net) 90.2 97.0 53.7

22. Unit Capacity Factor (Using DER Net) 86.9 93.4 51.8

23. Unit Forced Outage Rate 0.0 2.6 35.6

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

Unit 2 Cvele 6 Refuelino Outaae beaan 7/4/94 with a scheduled duration of 105 days.

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

4 DOCRET NO:

50-327 UNIT SH'JTDOWNS AND POWER REDUCTIONS UNIT N#F.E:

One DATE:

07/01/94 REPORT MONTH: June 1994 COMPLETED BY:T. J. Hollomon TELEPHONE:(615) 843-7528 Method of Licensee Cause and Corrective Duration Shutting Down Event System Component Action to No.

Date Type (Hours)

Reason Reactor Report No.

Code #

Code Prevent Recurrence l

2 3

5 There were no outages or power reductions of greater than 20 percent to report during June.

2 3

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 5

G-Operational Error (Explain)

Exhibit I-Same Source H-Other (Explain)

4 DOCKET NO:

50-323 UNIT SHUTDOWNS AND POWER REDUCTIONS UNIT NAME:

Two DATE:

07/01/94 REPORT MONTH: June 1994 COMPLETED BY:T. J. Hollomon TELEPHONE:(615) 843-7528 Method of Licensee Cause and Corrective Durati on Shutting Down Event System Compenent Action to l

2 3

4 5

No.

Date Type (Hours)

Reason Reactor Report No.

Code Code Prevent Recurrence There were no outages or power reductions of greater than 20 percent to report during June.

Unit 2 was in coastdown to the Cycle 6 refueling outage.

1 I: Forced Reason:

Method:

Exhibit G-Instructions 2

3 4

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 5

G-Operational Error (Explain)

Exhibit I-Same Source H-Other (Explain)

.