ML20137T301

Monthly Operating Repts for March 1997 for SQN

ML20137T301
Person / Time
Site:	Sequoyah
Issue date:	03/31/1997
From:	Hollomon T, Shell R TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9704160063
Download: ML20137T301 (10)

Text

._

HM Tennessee Valley Authority. Post Office Box 2000. Soddy-Daisy, Tennessee 3737c-2000 April 9,1997 l 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) - MARCH 1997 MONTHLY OPERATING REPORT Enclosed is the March 1997 Monthly Operating Report as required by SQN Technical Specification 6.9.1.10.

If you have any questions coacerning this matter, please telephone J. W. Proflitt at (423) 843-6651.

Sincerely, eit..dtat R. H. Shell Site Licensing and Industry Affairs Manager i Enclosure cc: See page 2 9704160063 970331

,, YI l PDR ADOCK 05000327 R PDR 901U I

\ ..,mm

f U.S. Nuclear Regulatory Commission l Page 2 April 9,1997

[

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 Atlanta, Georgia 30339-5957 Mr. James Lang, 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 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 .

o y

.- .. .._ .- . . . - . - . - . - . . - ~ _ . . . - .

s

TENNESSEE VALLEY AUTIIORITY SEQUOYAll NUCLEAR PLANT 4

i a

MONTIILY OPERATING REPORT TO THE NUCLEAR REGULATORY COMMISSION MARCH 1997

?

UNIT I DOCKET NUMBER 50-327 LICENSE NUMBER DPR-77 UNIT 2 DOCKET NUMBER 50-328 LICENSE NUMBER DPR-79

. . . . . _ . . . __ _.m.. - _ . _ _ _ . _ _ _ . _ . _ . - _. _ . _ . . . . . . _ . . . _ .

t

, r

• s 2 '

OPERATIONAL

SUMMARY

MARCH 1997 i

UNIT 1 Unit 1 generated 509,088 megawatthours (MWh) (gross) electrical power during March with a capacity factor of 59.2 percent. Unit i entered Cycle 8 refueling outage on March 22,1997 at 0054 EST when the reactor was shut down and entered Mode 3. Unit I was in Mode 6 at the end of March with fuel being unloaded from the core.

UNIT 2 Unit 2 generated 868,213 megawatthours (MWh) (gross) electrical power during March with a capacity factor of 101.0 percent. Unit 2 was operating at approximately 100 percent reactor power at the end of the month.

SUMMARY

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

. . _ . . . _ _ . . _ _ _ . . . _ _ . . . . _ _ . _ . __.- ~._ . . _ . _ . . _ . . _ . _ . . . _ _ _ _ _ _ _ _ _ _ _ _ .

~ .

a .

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-327 UNIT NO. One DATE: 04-03-97 1

COMPLETED BY: T. J. Hollomon TELEPHONE: (423) 843-7528 l MONTH: MARCH 1997 4

AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-Net) DAY (MWe-Net) 2 1 1062 17 923

, 2 1054 18 919 i

j 3 1040 19 909 4 1032 20 897 i i

5 1025 21 792 6 1014 22 -13 7 1012 23 -15 l

} 8 1002 24 -4 i

j 9 992 25 -4 10 977 26 -4 11 975 27 -4 12 965 28 -4 13 960 29 -4 14 945 30 -4 15 941 31 -4 16 934

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-328 UNIT NO. Two DATE: 04-03-97 COMPLETED BY: T. J. Hollomon TELEPHONE: (423) 843-7528 MONTH: MARCH 1997 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-Net) DAY (MWe-Net) 1 924 17 1145 2 960 18 1145 3 1122 19 1143  !

4 1142 20 1144 5 1143 21 1144 6 1144 22 1143 7 1145 23 1144 8 1142 24 1144 9 1143 25 1142 10 1142 26 -1143 11 1144 27 1144 12 1144 28 1144 13 1143 29 1144 14 1144 30 1143 15 1146 31 1139 l l

I 16 1146

. i e

b

)

OPERATING DATA REPORT l DOCKET NO. 50 U7 DATE 04/03/97  :

COMPLETED BY T. J. Hollomon l TELEPHONE (423) 843-7528 l OPERATING STATUS i I

1. Unit Name: Sequovah Unit One j

2. Reporting Period: March 1997

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 i

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 l

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

This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 744 2,160 138,073

12. Number of Hours Reactor Was Critical 504.9 1,920.9 79,244

13. Reactor Reserve Shutdown Hours 0 0 0

14. Hours Generator On-Line 504.9 1,920.9 77,492.5

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWh) 1,446,648.0 6,242,349.6 252,597,337

17. Gross Electrical Energy Generated (MWh) 509,088 2,178,003 85,970,143

18. Net Electrical Energy Generated (MWh) 488,648 2,102,459 82,480,097

19. Unit Service Factor 67.9 88.9 56.1

20. Unit Availability Factor 67 0 88.9 56.1

21. Unit Capacity Factor (Using MDC Net) 58.8 87.1 53.5

22. Unit Capacity Factor (Using DER Net) 57.2 84.8 52.0

23. Unit Forced Outage Rate 0.0 0.0 31.5

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

25. If Shut Down At End of Report Period, Estimated Date of Startup: May 7.1997

/

)

OPERATING DATA REPORT DOCKET NO. 50-328 DATE 04/03/97 COMPLETED BY T. J. Hollomon TELEPHONE (423) 843-7528

. OPERATING STATUS

1. Unit Name:- Seauovah Unit Two

. 2.' Reporting Period: March 1997

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 j

11. Hours in Reporting Period 744 2,160 130,033

12. Number of Hours Reactor Was Critical 744.0 2,160.0 81,762

~ 13. ' Reactor Reserve Shutdown Hours 0 0 0

14. Hours Generator On-Line 744.0 2,160.0 79,832.5

15. Unit Reserve Shutdown Hours' 0 0 0

16. Gross Thermal Energy Generated (MWh) 2,504,371.2 7,319,690.4 255,059,344 17.; Gross Electrical Energy Generated (MWh) 868,213 2,534,610 86,733,667.

18. Net Electrical Energy Generated (MWh) 839,877 2,452,962 83,132,681

- 19. Unit Service Factor 100.0 100.0 61.4 20.' Unit Availability Factor 100 0 100.0 61.4 121. Unit Capacity Factor (Using MDC Net)_- 101.1 101.7 57.2

{

22.. Unit Capacity Factor (Using DER Net) 98.3 98.9 55.7

23. Unit Forced Outage Rate - 0.0 0.0 30.7 l 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: MA 4

i

DOCKET NO.: 50-327 UNIT NAME: One UNIT SHUTDOWNS AND POWER REDUCTIONS DATE: 04/03/97 COMPLETED BY: T. J. Hollomon REPORT MONTH: MARCH 1997 TELEPHONE: (423) 843-7528 2

No. Date Type' Outage Reason Method of Licensee System Component Cause and Correctist Action to Present Duration Shutting Event Report Code' Code' Recurrence (Hours) Down No.

Reactor' I 970322 S 239.1 C 1 Unit I has entered Cycle 8 refueling outage on March 22 at 0054 EST. Unit I uns in Mode 6 with core ofIload in progress at the end ofMarch.

L 2

'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 Licensce C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continuation of Existing Outage (NUREG-1022)

E-Operator Training and Licertse Exam 5-Reduction 5

F-Administrative 9-Other Exhibit 1 - Same Source G-Operational Error (Explain)

HOher (Explain) t e

1

DOCKET NO.: 50-328 UNIT NAME: Tuo UNfr SHITfDOWNS AND POWER REDUCTIONS DATE - 04/03/97 COMPLETED BY: T. J. Hollomon _.

REPORTMONTH: MARCH 1997 TELEPHONE- (423) 843-7528 2

No. Date Type' Outage Reason Method of Licensee System Component Cause and Corrective Action to Prevent d

. Duration Shutting Event Code Code' Ra.uuus (Hours) . Down Report No.

Reactor' There were no outages or power reductions of greater than 20 percent to report during Marcl:.

r I

i i

t 2

'F: Forced Reason: ' Method ' ' Exhibit G-Instructions - .{

S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation ofData i B-Maintenance orTest~ 2-Manual Scram Entry sheets for Licensee [

C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continuation ofExisting Outage (NUREG-1022) [

E-Operator Training and License Exam 5-Reduction  ;

F-Administrative 9-Other ' Exhibit I- Same Source >

G-Operational Error (Explain) [

H-Other (Explain)  !

I

.* . j E

a S

. _ _ _ _ . . _ _ _ _ _ _ _ . _ _ _ . _ _ _ _ _ _ _ _ _ _ _ _ _ _ . . _ _ _ . . _ _ . _ _ _ . _ _ _ . _ . _ _