ML20082H963

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Monthly Operating Repts for Mar 1995 for Sequoyah Nuclear Plant
ML20082H963
Person / Time
Site: Sequoyah  
Issue date: 03/31/1995
From: Hollomon T, Shell R
TENNESSEE VALLEY AUTHORITY
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9504180003
Download: ML20082H963 (10)
v • d • e


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nn Tennessee Valley Authonty. Post Othee Box 2000 Soddy-Damy. Tennessee 37379 April 10, 1995 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 1995 MONTHLY OPERATING REPORT Enclosed is the March 1995 Monthly operating Report as required by SQN Technical Specification 6.9.1.10.

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

Sincerely, Yo R. H. Shell Manager SQN Site Licensing Enclosure cc See page 2 1SC052 $k 9504180003 950410 PDR ADOCK 05000327 M "7 i R _.._ ,_.PDR, ,$

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

1 U.S. Nuclear Regulatory commission I Page 2 l April 10,-1995 1 l

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-cc'(Enclosure):

'I'PO Records Center Institute of Nuclear Power Operations 1 700 Galleria Parkway- -);

Atlanta,. Georgia.30339-5957 I

Mr. D. E. LaBarge, Project Manager U.S. Nuclear Regulatory Commission i i

One White Flint,-North 11555 Rockville. Pike.

Rockville,_ Maryland 20852-2739 i Mr.' Joseph Santucci, Manager l l . Advanced Reactor' Department, j l Electric Power Research Institute- -l 3340 Hillview Avenue l Palo Alto,' California 94304

]

NRC Resident Inspector i Sequoyah Nuclear Plant

, 2600 Igou Ferry Road .

l. Soddy-Daisy, Tennessee 37379-3624 Regional Administration I U.S. Nuclear Regulatory Commission j office of Inspection and Enforcement l Region II 101 Marietta Street, NW, Suite 2900-Atlanta, Georgia 30323-2711 Regional Administrator U.S. Nuclear Regulatory Commission j Region II-
l. -101 Marietta Street, NW, Suite 2900 l Atlanta, Georgia 30323-2711 l

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. Mr..F. Yost,' Director Research Services Utility Data Institute 1200 G Street, NW, Suite 250 Washington, D.C. 20005 j .-

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l TENNESSEE VALLEY AUTHORITY SEQUOYAH NUCLEAR PLANT ,

l MONTHLY OPERATING REPORT TO THE NUCLEAR REGULATORY COMMISSION ,

l MARCH 1995 I e I

UNIT 1 DOCKET NUMBER 50-327 P LICENSE NUMBER DPR-77 UNIT 2 DOCKET NUMBER 50-328 l LICENSE NUMBER DPR-79

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6 OPERATIONAL

SUMMARY

MARCH 1995 i

e UNIT 1 [

Unit 1 generated 718,250 megawatthours (MWh) (gross) electrical' power-during March with a capacity factor of 83.9 percent.

Unit i remained in Mode 4 at the beginning of March'as inspections .

continued on reactor vessel' level indicating system (RVLIS) compression fittings following a reactor coolant system leak at a_ compression fitting.

on a RVLIS line in the incore instrument room. The Unit 1 reactor was taken critical on March 3 at 2250 Eastern standard time (EST). Unit 1 was tiedLto.the grid at 1259 EST on March 4. Unit 1 reached 100 percent

-reactor power on March--14.

Unit 1 operated at near 100 percent reactor. power through the end of ,

March.

UNIT 2 Unit 2 generated 860,910.megawatthours (MWh) (gross) electrical power during March with a capacity factor of 101 percent. -

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AVERACE DAILY UNIT POWER LEVEL DOCKET NO.- 50-327' UNIT.No. One DATE:' 04-03-95 COMPLETED BY: T.'J.'Ho11omon- ' TELEPHONE: f615) 843-7528 1 MONTH: MARCH 1995 AVERAGE DAILY POWER LEVEL . AVERAGE' DAILY POWER LEVEL'. j D&1 'fMWe-Net) ]Zh1 (MWe-Net) ')

1 -28 11 7 - 1153 1

-33 '18 1156 l l

j; '3 -33 119 :1151' ,

.i j 4 81 20 1150-5 489 21 '1149

, 6 522 22 -1144- ,

i 4

l' 7 616 23. 1148-8 958  ;

2 4- '1152-i 9 990 25. 1155 10 1113 26 1154 l

l- 11 1134 27 1150 12 1132 28 ~1149 13 1130 29 1146 14 1152 30 1147 15 '1153 31' 1152 16 1153 i

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    • AVERAGE DAILY UNIT POWER LEVEL 1 l DOCKET NO. 50-328' UNIT No. Two' DATE: 04-03-95 l

COMPLETED BYr T. J. Hollomon TELEPHONE: f615) 843-7528. 1 MONTH: MARCH 1995 I . AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL l I

Q&1 (MWe-Net)' QA1 (MWe-Net)'

j 1 -1142 17 3134

-2' 1138 18 1131 3 1139 19 1131 4 1142 20 1127 l'

! 5 1142 21 1122 -I 6 1141 22 1112' 7 1134 23 1113 8 1101 24 1117

. 9 1085 25 1119 l

j 10 1083~ 26 1119 l

11 1036 27 1121 12 1116 28 1123 13 1123 29 1124 14 1130 30 1120 l

15 1130 31 1117 16 1117 ]

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OPERATING DATA REPORT DOCKET NO. _50-327 DATE 04/03/95 COMPLETED BY T. J. Ho' lomon

! TELEPHONE (615) 843-7528 l OPERATING STATUS l l Notes l l- 1. Unit Name: Seouovah Unit One l l l 2. Reporting Period: March 1995 l l l 3. Licensed Thermal Power (MWt): 3411.0 l l

4. Nameplate Rating (Gross MWe): 1220.6 l l
5. Design Electrical Rating (Net MWe): 1148.0 l l l 6. Maximum Dependable Capacity (Gross MWe): 1151.0 l l l 7. Maximum Dependable Capacity (Net MWe): 1111.0 l 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
10. Reasons For Restrictions, If Any: N/A This Month Yr-to-Date Cumulative
11. Hours in Reporting Period 744 2.160 120.529
12. Number of Hours Reactor Was Critical 673.2 1.963.6 64 013 j
13. Reactor Reserve Shutdown Hours 0 0 0
14. Hours Generator On-Line 659.0 1.949.2 62.553.5
15. Unit Reserve Shutdown Hours 0 0 0 4
16. Gross Thermal Energy Generated (MWH) 2.060.933.9 6.432.797.6 204.008.794 l
17. Gross Electrical Energy Generated (MWH) 718.250 2.242.960 69.293.844 l
18. Net Electrical Energy Generated (MWH) 691.605 2.165.485 66.428.898
19. Unit Service Factor 88.6 90.2 51.9
20. Unit Availability Factor 88.6 90.2 51.9
21. Unit Capacity Factor (Using MDC Net) 83.7 90.2 49.6
22. Unit Capacity Factor (Using DER Net) 81.0 87.3 48.0
23. Unit Forced Outage Rate 11.4 9.8 36.0
24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

The Unit 1 Cvele 7 refuelino outaae is scheduled to beain September 9,1995. with a duration of 51 days.

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

4 OPERATING DATA REPORT DOCKET NO. 50-328 DATE 04/03/95 l COMPLETED BY T. J. Ho11omon TELEPHONE (615) 843-7528 l

1 OPERATING STATUS j l Notes l

1. Unit Name: Seauovah Unit Two l l
2. Reporting Period: March 1995 l l
3. Licensed Thermal Power (MWt): 3411.0 l l l
4. Nameplate Ra*,ing (Gross MWe): 1220.6 l l
5. Design Electrical Rating (Net MWe): 1148.0 l l
6. Maximum Dependable Capacity (Gross We): 1146,0 l l.
7. Maximum Dependable Capacity (Net HWe): 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 HWe): N/A
10. Reasons For Restrictions, If Any: N/A This Month Yr-to-Date Cumulative
11. Hours in Reporting Period 744 2.160 112,489
12. Number of Hours Reactor Was Critical 744.0 2.137.7 66.494
13. Reactor Reserve Shutdown Hours 0 0 0
14. Hours Generator On-Line 744.0 2.098.7 , 64.808.4
15. Unit Reserve Shutdown Hours 0 0 0
16. Gross Thermal Energy Generated (HWH) 2.500.844.1 6.974.737.3 204.502.200
17. Gross Electrical Energy Generated (MWH) 860.910 2.398.403 69.406.012
18. Net Electrical Energy Generated (MWH) 832.002 2.314.039 66.428.221
19. Unit Service Factor 100.0 97.2 57.6
20. Unit Availability Factor 100.0 97.2 57.6 j

, 21. Unit Capacity Factor (Using HDC Net) 101.1 96.9 53.4 l

22. Unit Capacity Factor (Using DER Net) 97.4 93.3 51.4 l
23. Unit Forced Outage Rate 0.0 2.8 34.4  ;
24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): l Unit 2 is scheduled to becin a forced maintenance on April 6.1995. with a duration of I 16 days.
25. If Shut Down At End Of Report Period, Estimated Date of Startup

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DOCKET NO: 50-327 UNIT SHUTDOWNS AND POWER REDUCTIONS UNIT NAME: One ,

DATE: 04/01/95

  • REPORT MONTH: March 1995 COMPLETED BY:T. O. Ho' lomon TELEPHONE:(615) 843-7528 Method of Licensee Cause and Corrective Duration Shutting Down Event Systy Compgnent Action to
  • No. .Date Type (Hours) Reason Reactor Report No. Code Code Prevent Recurrence. "

1 950301 F 84.98- A 1 50-327/95002 AB N/A Unit I remained in Mode 4 at the beginning of March as inspections continued on RVLIS compression fittings. The Unit I reactor was taken critical on March 3 and was tied to the grid at 1259 EST on March 4.

2 Reason: 3 4 I:F Forced Method: Exhibit G-Instructions S: Scheduled ' a-tquipment 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)

DOCKET NO: 50-328 UNIT SHUTDOWNS AND POWER REDUCTIONS UNIT NAME: Two *'

DATE: ('4/01/95 REPORT MONTH: March 1995 COMPLETED BY:T. . . Ho' lomon

-TELEPHONE:(61b) 843-7528-Method of Licensee Cause and Corrective Duration Shutting Down Event Systy Comppent Action to-

  • 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 March.

1 2 Reason: 3 Method: 4 I:F Forced Exhibit G-Instructions.

5: 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) Flie D-Regulatory Restruction 4-Continuation of Existing Outage . -(NUREG-1022)

E-Operator Training and License Examination 5-Reduction F-Administrative 9-Other S

G-Operational Error (Explain) Exhibit I-Same Source H-Othe'r (Explain)

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