ML20045B443

Monthly Operating Repts for May 1993 for Sequoyah Nuclear Plant

ML20045B443
Person / Time
Site:	Sequoyah
Issue date:	05/31/1993
From:	Fenech R, Hollomon T TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9306170369
Download: ML20045B443 (10)

Text

'

.(.-

t i

Tennessee Vaney Authytty. Post Ofhce Box ?2rJ. Soody-ia sy, Tennessee 373742000

'(

b Robert A. Fenech Vce Prescent, Sequoyah Nuclear Plant i

June 14, 1993 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555 Gentlemen:

In the Matter of

)

Docket Nos. 50-327

)

50-328 l

Tennessee Valley Authority SEQUOYAH NUCLEAR PLANT (SQN) - MAY 1993 MONTHLY OPERATING REPORT Enclosed is the May 1993 Monthly Op-rating Report as required by SQN Technical Specification 6.9.1.10.

If you have any questions concerning this matter, please call l

J. W. Proffitt at (615) 843-6651.

Sincerely, 4- ^ #

.y Robert A. Fenech Enclosure cc: See page 2 I

h 1

l' i

h 9306170369 930531 L 7

/r h 1

PDR. ADDCK 05000327 l

1

?

R pan t.

a y'

{s

.t

f P

U.S. Nuclear Regulatory Commission Page 2 June 14, 1993 I

cc (Enclosure):

INPO Records Center Institute of Nuclear Power Operations l

700 Galleria Parkway

?

Atlanta, Georgia-30339-5957 j

Mr. D. E. LaBarge, Project Manager i

U.S. Nuclear Regulatory Commission One White Flint, North 11555 Rockville Pike Rockville, Maryland 20852-2739 Mr. Ted Marston, Director i

Electric Power Research Institute r

P.O. Box 10412 Palo Alto, California 94304 t

NRC Resident Inspector Sequoyah Nuclear Plant 2600 Igou. Ferry Road.

Soddy-Daisy, Tennessee 37379-3624 Regional Administration U.S. Nuclear Regulatory Commission i

Office of Inspection and Enforcement Region II 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323-2711

(

Regional Administrator i

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 1700 K Street, NW, Suite.400 Washington, D.C. 20006-3800 l

i l

j l

TENNESSEE VAY1RY AUTHORITY NUCIEAR POWER GROUP

'i

-i SEQUOYAH NUCIEAR FIANT

~i j

I i

MONTHLY OPERATING REPORT TU THE l

r NUCLEAR REGUIATORY CGWIISSIGt F

IMI 1993 i

.'l t

>1 i

7 UNIT 1-t I

DOCKET NUMBER 50-327 LICENSE NIMBER DPR-77

. i

-i I

r F

UNIT 2 DOCKET NIMBER 50-328 i

LICENSE NIMBER DPR-79 l

f f

-. i l

?

t I

i

'. i r

l l

t t;

l t

ht

?

e

l OPERATIONAL

SUMMARY

MAY 1993 IINIT 1 4

Unit I remained in "no mode" the entire month of May as the Unit 1 Cycle 6 refueling outage continued. The scheduled date for generator synchronization is August 23, 1993.

t UNIL2 Unit 2 remained in Mode 5 during the entire month of May as a result of outage activities. The outage began on March 1, 1993, as a result of erosion / corrosion problems on the secondary side piping. The scheduled date for generator synchronization is July 26, 1993.

I m

POWER-OPERATED RELIEF _YAlVES (PORVs) AND SAFETY VALVES

SUMMARY

There were no challenges to PORVs or safety valves in May.

R 1

I i

i

+

?

t 5

I AVERACE DAILY UNIT POWER LEVEL i

DOCKET NO.

50-327.

UNIT No.

One DATE:

,76-04-93 COMPLETED BY:

T. J. Ilollomon TELEPHONE:

(615) 843-7528 MONTH:

__t%Y 1993 J

AVERAGE DAILY POWFR LEVEL AVERAGE DAILY POWER LEVEL DAY (fee-Net)

DAX (MWe-Net) 1

-5 17

-5 2

-7 18

-5 3

-5 19

-5 9

4

-7 20

-10 5

-8 21

-8 6

-8 22

-3 7

-8 23

-6 8

-7 24

-6 9

-4 25 5

i 10

-4 26

-7 11

-4 27

-5 i

12

~3 28

-3 13

-5 29

-7 14

-5 30

-5 3

15

-6 31

-3 16

-5 i

l l

+

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

__.5D-328 UNIT No.

Two DATE: _Q6-04-93 COMPLETED BY:

T. J. Hollomon TELEPHONE: Ifil5) 843-7528 MONTH:

MAY 1193 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe: Net)

DAY (MWe-Het) 1

-7 17

-7 2

-5 18

-9 3

-2 19

-7 4

-7 20

-5 S

-5 21

-2 6

-5 22

-2 7

-2 23

-2 8

-2 24

-2 9

-1 25

-2 10

-1 26

-2 11

-2 27

-7 12

-2 28

-5 13

-2 29

-2 14

-2 30

-5 t

15

-8 31

-2 16

-8 j

l

OPERATING DATA REPORT DOCKET NO.

50-327 DATE 06/04/93 COMPLETED BY L J. Hollomon_

TELEPHONE (615) 843-7528 QEERATING STATUS j

l Notes

-l 1.

Unit Name: __1gguaysh Unit One l

l 2.

Reporting Period: _Egy 1993 l

l 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 6.

Maximum Dependable Capacity (Gross MWe): 1162.0 l

l 7.

Hsximum Dependable Capacity (Net MWe): 1122.0 1

1 8.

If Changes Occur in Capacity Ratings (Item Numbers 3 Through 7) $1nce 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 3.623 104.472

12. Number of Hours Reactor Was Critical Q_

1.281.3 SE.029

?

13. Reactor Reserve Shutdown Hours 0

0 0

14. Hours Generator On-Line 0

1.22Q,h_

542H28.5.

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWH) 0 3.915.2021E_

.178.893.754-

17. Gross Electrical Energy Generated (MWH) 0

...1.35B E 0 _.

_50.702.614 i

18. Het Electrical Energy Generated (MWH)-

-3/024 1.285.215 58.207.437

19. Unit Service Factor 0

33.7 S2.5

20. Unit Availability Factor 0-33.7 52.5

21. Unit Capacity Factor (Using MDC Net)

,0,4

-31.6 49.7 i

I

22. Unit Capacity Factor (Using DER Net)

-0.4 30.9 48.5

23. Unit forced Outage Rate 0

47.5 38.7

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

L h

25. If Shut Down At End Of Report Period, Estimated Pate of Startup: __ August. 23. 1993 4

'l i

t I

t I

r

'I r

i

- - - ~

=... _

5 OPERATING DATA REPORT'

,i DOCKET NO. _50-328 j

DATE 06/04/91 l

COMPLETED BY - T. J. HolloMD._ -

.[

TELEPHONE (6151 843-7528 i

QEEEhllM_$1A1113 l Notes l

1.

Unit Name: _ $12ygyah Unit Two l

l.

2.

Reporting Period: Hav 1993 l

.l 3.

Licensed Thermal Power (HWt): 3411.0 l

l 4

Nameplate Rating (Gross HWe): 1220.6 l

l.

5.

Design Electrical Rating (Net HWe): 1148.0 l

l

'i f>. Maximum Dependable Capacity (Gross HWe): _j162.0 l

l 7.

Maximum Dependable Capacity (Net HWe): _.ll22J l

l-D.

If Changes Occur in Capacity Ratings (Item Numbers 3 Through 7) Since Last Report, Give Reasons:

'?I i

9.

Power Level To Which Restricted, if Any (Net HWe):

N/A

10. Reasons for Restrictions. If Any:

N/A

}

t i

f This Month-Yr-to-Date Cumulative.

11. Hours in Reporting Period 744 3.623 96.432

12. Number of Hours Reactor Was Critical 0

1.291.9 57.505

13. Reactor Reserve Shutdown Hours 0

0

'O

14. Hours Generator On-Line D

1.158 2_

56.235.6

15. Unit Reserve Shutdown Hours 0

0 0

16 Gross Thermal Energy Generated (HWH) 0 3.773.305.1

_126..SSLDB4

}

17. Gross Electrical Energy Generated (HWH) 0

.. 1.283,783......

,_bL006.902-

18. Net Electrical Energy Generated (HWH)

-4.812 1.216.346 57.431.621

(

19. Unit Service factor 0

32.0' 58.3 l

20. Unit Availability factor 0

32.0-58.3'

21. Unit Capacity factor (Using HDC Net)

-0. 6._

29.9 5 3,.1_.

22. Unit Capacity Factor (Using DER Net)

-0 6 29.2 51J _,

f

23. Unit forced Outage Rate 100.0 68.0

'34d_'

l

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

l-f 1

25. If Shut Down At End Of Report Period, Estimated Date of Startup: Jul126. 1993 i

i l

l-

DCCttET NO:

50-327 O'4IT SHUTDOWNS AND POWER REDUCTIONS UNIT NAME:

One DATE:

06/04/93 REPORT MONTH:

MAY 1993 COMPLETED BY:T. J. Hollorgn TELEPHONE:16151 843-7523 Method of Licensee Cause and Corrective Duration Shuttina Down Event System Component Action to I

2 3

4 5

No.

Date Type (Hours)

Reason Reactor Report No.

Code Code Prevent Recurrence

-4 930501' F-744 C

4 N/A N/A N/A The Unit 1 Cycle 6 refueling outage continued through the end of May.

d i

y f

l i

l

~~~

I: Forced g,,3nn Method:

Exhibit G-Instructions 2

c3 F

l-5: Scheduled A-Equipment Failure (Explain)

.1-Manual for Preparation of Data l

B-Haintenance or Test 2-Manual Scram Entry sheets for Licensee l-C-Refueling:

3-Automatic Scram Event Report (LER) File l

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) i

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

4.., - -

vm**,...-,,

,<,.......,_m...

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

DOCKET NO: 328

-UNIT SHUTDOWNS AND POWER REDUCTIONS UNIT NAME:

Two DATE:

06/04/93-REPORT MONTH: MAY 1993 COMPLETED BY:T. J. Holloma -

r TELEPHONE:(615) 843-7528 Method of Licensee Cause and Corrective Duration Shutting Down Event System Component Action to l

2 3

4 5

No.

Date Type (Hours)'

Reason Reactor Report No.

Code Code Prevent Recurrence 3

930501 F-744 A

4 328/93001 TL EXC Unit 2 remained in the forced outage through the end of May.

I: Forced Reason:

Hethod:

Exhibit G-Instructions 2

3 F

S: Scheduled-A-Equipment Failure'(Explain) 1-Manual for Preparation of Data B-Maintenance or. Test 2-Manual Scram Entry sheets for Licensee C4efueling 3-Automatic Scram Event Report (LER) File -

D-Regulatory Restruction 4-Continuation of Existing Outaga -

(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)-

l-L

_