ML20248L261

Monthly Operating Repts for Sequoyah Nuclear Plant,Units 1 & 2

ML20248L261
Person / Time
Site:	Sequoyah
Issue date:	02/28/1998
From:	Bajestani M, Hollomon T TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9803190233
Download: ML20248L261 (10)

Text

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Tennessee Valley Authority, Post Office Box 2000, Soddy Daisy, Tennessee 37379 2000 Masoud Bajestani Site Vce President Sequoyah Nuclear Plant March 13, 1998 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) - FEBRUARY 1998 MONTHLY OPERATING REPORT Enclosed is the February 1998 Monthly Operating Report as required by SON Technical Specification 6.9.1.10.

If you have any questions concerning this matter, please telephone me at (423) 843-7001 or J. D. Smith at (423) 843-6672.

Sincerely, og s'

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.&f'g Masoud Bajestani Enclosure cc: See page 2 .

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, , . .. ;,. r1 9803190233 980228 PDR ADOCK 05000327 R PDR g.

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. U.S. Nuclear Regulatory Commission Page 2 March 13, 1998 cc (Enclosure):

Mr. R. W. Hernan, Project Manager U.S. Nuclear Regulatory Commission One White Flint, North 11555 Rockville Pike Rockville, Maryland 20852-2739 INPO Records Center Institute of Nuclear Power Operations 700 Galleria Parkway j Atlanta, Georgia 30339-5947 Ms. Barbara Lewis, Assistant Editor, Database McGraw-Hill, Inc.

1200 G Street, NW, Suite 1100 Washington, D.C. 20005 Mr. James Lang, Manager j Advanced Reactor Department j Electric Power Research Institute '

3340 Hillview Avenue Palo Alto, California 94304 NRC Resident Inspector Sequoyah Nuclear Plant 2600 Igou Ferry Road i Soddy-Daisy, Tennessee 37379-3624 Regional Administrator U.S. Nuclear Regulatory Commission Region II Atlanta Federal Center 61 Forsyth St., SW, suite 23T85 Atlanta, Georgia 30303-3415 l

L____________________._____._

TENNESSEE VALLEY AUTHORITY SEQUOYAH NUCLEAR PLANT MONTHLY OPERATING REPORT TO THE  :

NUCLEAR REGULATORY COMMISSION FEBRUARY 1998 UNIT 1 DOCKET NUMBER 50-327 i LICENSE NUMBER DPR-77 UNIT 2 DOCKET NUMBER 50-328 LICENSE NUMBER DPR-79 f

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I .

OPERATIONAL

SUMMARY

FEBRUARY 1998 UNIT 1 Unit 1 generated 799,248 megawatthours (MWh) (gross) electrical power during February with a capacity factor of 102.98 percent.

There were no outages or power reductions of greater than 20 percent in the average daily power level during February. Unit 1 was operating at 100 percent power at the end of February.

UNIT 2 Unit 2 generated 795,115 MWh (gross) electrical power during February with a capacity factor of 102.44 percent. There were no outages or power reductions of greater than 20 percent in the average daily power level during February. Unit 2 was operating l

at 100 percent power at the end of February.

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SUMMARY

OF POWER-OPERATED RELIEF VALVES (PORVs) i AND SAFETY VALVES CHALLENGES No PORVs or safety valves were challenged in February.

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. i AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-327 UNIT NO. One DATE: 03-09-98 COMPLETED BY: T. J. Hollomon TELEPHONE: (423) 843-7528 MONTil: FEBRUARY 1998 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-Net) DAY (MWe-Net) 1 1154 17 1158 l

2 1156 18 1153

)

3 1154 19 1158 l

4 1152 20 1157 5 1154 21 1155 6 1154 22 ,

1155 7 1155 23 1154  ;

8 1155 24 1157 9 1154 25 1157 10 1160 26 1156 11 1155 27 1147 12 1155 28 1155 13 1157 29 NA 14 1155 30 NA l i5 n55 3i NA l

16 1157 l

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ - _ _ ~

i AVERAGE DAILY UNIT POWER LEVEL

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l DOCKET NO. 50-328 UNIT NO. Two DATE: 03-09-98 l

i COMPLETED BY: T. J. Hollomon TELEPHONE: (423) 843-7528 MONTII: FEBRUARY 1998 l

I AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-Net) DAY (MWe-Net)

I

! 1 1150 17 1150 1

2 1155 18 1154 3 1150 19 1149 l

l 4 1153 20 1154 ,

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5 1153 21 1151 l

6 1150 22 1153 7 1151 23 1151 l

l 8 1151 24 1152 9 1153 25 1150 4 10 1153 26 1152 11 1154 27 1152

]

12 1151 28 1143 l 13 1151 29 NA

14. I153 30 NA  !

15 1151 31 NA 16 1154 l

s 8 OPERATING DATA REPORT l DOCKET NO. 50-327 DATE 03/09/98 l COMPLETED BY T. J. Hollomon TELEPHONE (423) 843-7528 l

OPERATING STATUS

1. Unit Name: Sequoyah Unit One i 2. Reporting Period: February 1998 l 3. Licensed Thermal Power (MWt): 3411.0

4. Nameplate Rating (Gross (MWe): 1220.6 l 5. Design Electrical Rating (Net MWe): 1148.0 l

6. Maximum Dependable Capacity (Gross MWe):, 1155.0

7. Maximum Dependable Capacity (Net MWe): 1117.0 j 8. If Changes Occur in Capacity Ratings (Item Numbers 3 Through 7) Since Last Report, Give Reasons:

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

10. Reasons for Restrictions, If Any: N/A l

This Month Yr.-to-Date Cumulative

11. IIours in Reporting Period 672 1,416 146,089

12. Number of Hours Reactor Was Critical 672.0 1,416.0 86,272 1

13. Reactor Reserve Shutdov.n Hours 0 0 0 I

14. Hours Generator On-Line 672.0 1,416.0 84,475.6

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWh) 2,289.278.2 4,825,390.1 276,069,386

17. Gross Electrical Energy Generated (MWh) 799,248 1,684,776 94,085,903

18. Net Electrical Energy Generated (MWh) 774,720 1,632,696 90.332,593

19. Unit Service Factor 100.0 100.0 57.8

20. Unit Availability Factor 100.0 100.0 57.8

21. Unit Capacity Factor (Using MDC Net) 103.2 103.2 55.4

22. Unit Capacity Factor (Using DER Net) 100.4 100.4 53.9

23. Unit Forced Outage Rate 0.0 ~

0.0 29.7 1

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

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

j

OPERATING DATA REPORT 1 DOCKET NO. 50-328 DATE 03/09/98 COMPLETED BY T. J. Hollomon j TELEPHONE (423)843-7528

)

OPERATING STATUS

1. Unit Name: Seauovah Unit Two 1

2. Reporting Period: February 1998

3. Licensed Thermal Power (MWt): 3411.0

4. Nameplate Rating (Gross (MWe): 1220.6

5. Design Electrical Rating (Net MWe): 1148.0 6.' Maximum Dependable Capacity (Gross MWe): 1155.0

7. Maximum Dependable Capacity (Net MWe): 1117.0

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  %

This Month Yr.-to-Date Cumulative

11. Hours in Reporting Period 672 1,416 138.049 l

12. Number of Hours Reactor Was Critical 672.0 1,416.0 89,071 l

l 13. Reactor Reserve Shutdown Hours 0 0 0

14. Ilours Generator On-Line 672.0 1,416.0 - 87,090.5

15. Unit Reserve Shutdown Hours 0 0 0 l 16. Gross Thermal Energy Generated (MWh) 2,290,303.2 4,826,431.2 278,803,767 l 17. Gross Electrical Energy Generated (MWh) 795,115 1,676,093 94,901,457

18. Net Electrical Energy Generated (MWh) 772,435 1,628,381 91,033,743

19. Unit Service Factor 100.0 100.0 63.1

20. Unit Availability Factor 100.0 100.0 63.1

21. Unit Capacity Factor (Using MDC Net) 102.9 103.0 59.0

22. Unit Capacity Factor (Using DER Net) 100.1 100.2 57.4

23. Unit Forced Outage Rate 0.0 0.0 28.9

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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