ML20084M441

Monthly Operating Repts for Mar 1983

ML20084M441
Person / Time
Site:	Prairie Island
Issue date:	04/05/1983
From:	Dugstad D, Musolf D NORTHERN STATES POWER CO.
To:
References
NUDOCS 8306020167
Download: ML20084M441 (9)

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SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50- 282 UNIT Prairie Island No. 1 i

DATE UJueus COMPLETED BY Dale Dugstaa

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TELEPHONE 612-388- 1121 i MONTH March 1983 s

.j g The unit was base loaded this month, no shutdowns d

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4 DAILY UNIT POWER OUTPUT A DOCKET NO. 50- 282-1 UNIT Prairie Island No.1

! DATE 830405 COMPLETED BY Dale Dugstad j TELEPHONE 612-388- 1121

.i MONTH March 1983 i

j DAY AVERAGE LOAD MUe-Net DAY AVERAGE LOAD MWe-Net I

g 1 _ 5 16-- 17 533

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j g 2 __5.2 4 18 531 l  : -

3 527__ 19 4

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g 4 527 20 530 5 522 21 533 6 524 22 531 7 525 23 528-I-

i 8 524 533 24 l

9 528 25 532 10 531 ,26 533 11 533 27 534 12 535 28

• 535 i 13 528 29 528 14 529 30 530 l

l' 15 534- 31 528 1.

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Average loads above503 MWe-Net are due to cooler condenser circulating water.

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DOCKET NO 50- 2A2 l DATE R1nans i d, COMPLETED BY n.1. n ... e.A j OPERATING STATU_S_ TELEPHONE 612-388J1121 L{

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,% 1. Unit Name: Prairie Island No. 1 I 9 Notes Reporting Period: March 1983 L, 3. Licensed Thermal Power (MWt): 1650 t-

} 4. Nameplate Rating (Gross MWe): 593

,] 5. Design F.lectrical kating (Net MWe): 530

+! 6. Maximum Dependable Capacity (Gross MWe): 534 g 7. Max 2. mum Depeniable Capacity (Kut MWe): 503

jg 8. If Changes Occur in Capacity P.atinga (Items Nuuber 3 Throu;h e 7) Since Last Kaporc:

pj E Give Reascn: N/A -

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Il [ 9. Power Laval To Which Ras:ric.p.d It Any (Net Mh):_ _ _ N/A ___

l i[) Reasons for Restrictions, If Any: _ N/A i n h')1.0'.

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l This Month Yr-To-Date Cumulative ,.

l4 11. Hours In Reporting Period 744 2160 81432 i 12. Number Of Hours Reactor Was Critical 744 1799.0 65814.6

13. Reactor Reserve Shutdown Hours 0.0 0.0 5571.1

14. Hours Generator On Line '744 1794.8 64551.6 15.. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 1214694 2924502 100867480

17. Gross Electrical Energy Generated (MWH) 412290 992350 32743770

18. Net Electrical Energy Generated (MWH) 392255 940788 30643364

19. Unit Service Factor 100.0 83.1 79.3

20. Unit Availability Factor- 100.0 83.1 79.3

21. Unit Capacity Factor (Using MDC Net) 104.8 86.6 74.8

22. Unit Capacity Factor (Using DER Net) 99.5 82.2- 71.0

23. Unit Forced Outage Rate 0.0 0.5 9.3

'4. Shutdowns Scheduled Over Next 12 Months (Type, Date and Duration of Each):

u Refueling fall of 1983 5 weeks

- 25. If Shut Down at End Of Report Period, Estimated Date of Startup:  !^

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DOCKET NO. 50 282 REPORT MONTH March 19fi3 UNIT NAME Prairie Island No. 1 -

DATE 8 30405

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COMPLETED BY Dale Duostad TELEPHONE 612-388 1121 l t

a a m u ec% Licensee g4 o Cause & Corrective l Date E. Om E d8 Event u E En Action to l

N N$ { 'E I$ E Report # EO 8 .E Prevent Recurrence t

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M f o' 3-19-83 S 0.0 B N/A N/A N/A N/A Turbine Valves Test a .

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l F: Forced Reason Hechod: Exhibit G-In-S: Scheduled A-Equipment Failure (Explain) 1-Manual structions for B-Maintenance or Test 2-Hanual Trip Preparation of C-Refueling 3-Autora.atic Trip Data Entry Sheets D-Regulatory Restriction 44)ther (F.xplain) for Licensee Event E-Operator Training & License Excmfnat!en Report (LER) File F-Administrative (NUREG-0161)

G-Operational Error (Explain) 5 H-Other (Explain Exhibit 1 - Same Source

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SUMMARY

OF OPERATING EXPERIENCE

<4 DOCKET NO. 50- 306-UNIT Prairie Island No. 2 r DATE UJU405

' COMPLETED BY Dale Dugstaa

TELEPHONE 612-388- 1121

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'i.g MONTH March 1983

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.!. j g The reactor coolant pump seals were repaired and'the Unit g It was base leaded; was put on line at 1634 of the 6th.

, there ture no other problems.

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-} DOCKET No. 50- 306

$ UNIT Prairie Island No. 2 3 DATE 830405

^j I COMPLETED BY Dale Dugstad TELEPHONE 612-388- 1121

,E MONTH March 1983 i

) 5 DAY AVERAGE LOAD We-Net _ DAY AVERAGE LOAD We-Net

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1 -2 530

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-2 19 530

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20 529

-5 530 3 21

' 66 527 5 22 i

J:j 509 528 m

7 23 528 525 8 24 0

l 9 25 528 0

10 26 525 531 529 11 27 529

• 527 s 12 28 13 29 522 523 524 14 30 15 31 523 16

. Average loads above 500 MWe-Net are due to cooler condenser circulating water.

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3cjERATING DATA REPORT

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DOCKET NO 50- 306 3 DATE 830405

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i COMPLETED BY Dale Duastad OPERATING STATUS TELEPHONE 612-388-1121 i.l l !) '

' 1. Unit Name: Prairie Island No. 2

.4 2. Reporting Period: March 1983 Notes

3. Licensed Thermal Power (MWt): 1650

4. Nameplate Rating (Gross MWe): 593

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y 5. Design Electrical Rating (Net MWe): 530 j 6. Maximum Dependable capacity (Gross MWe): 531 500

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7. Maximus Lependable Capacity (Net MWa):

q g 3. If Changcc Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report:

l cE Give Reason: N/A 1., e

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lq 9. Fover Leavel To Which Restricted, If Any (Net MWe):_ N/A

(! QO. Reasons for Restric:: ions, If Any: F/A 1 4.2

]q This Month Yr-To-Date Cumulative

11. Hours In Reporting Period 744 2160 72550

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12. Number Of Hours Reactor Was Critical 611.3 1954.9 62562.0

13. . Reactor Reserve Shutdown Hours 0.0 0.0 1516.1-lL L 14. Hours Generator On Line 607.4 1950.9 61666.0 t:

i. 15. Unit Reserve Shutdown Hours 0.0 0'. 0 0.0 I

16. Gross Thermal Energy Generated (MWH) 989994 3179487 96997275

17. Gross Electrical Energy Generated (MWH) 333360 735790 30902880-l 18. Net Electrical Energy Generated (MWH) 317188 1014844 29273507 l

19. Unit Service Factor 81.6 90.3 85.0

20. Unit Availability Factor 81.6 90.3 85.0

21. Unit Capacity Factor (Using MDC Net) 85.3 94.0 80.7

22. Unit Capacity Factor (Using DER Net) 8C .4 88.6 76.1

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23. Unit Forced Outage Rate 0.0 0.0 4.9

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Shutdowns Scheduled Over Next 12 Months (Type, Date and Dreation of Each):

Refueling July 1983 5 weeks

25. If Shut Down at End Of Report Period, Estimated Date of Startup:_,,N/A l

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DOCKET NO. 50- 306 ;_

REPORT MONTH March 1983 UNIT NAME Prairie Island No. 2  !

DATE 830405 COMPLETED BY Dale Dugstad r TELEPHONE 612-388-1121 3 a c n w u% Licensee a .4 u Cause & Corrective Date E. OQ @ d8 Event 3 .$ 0o Action to N N$ l 3 I$ % Report # EO E .0 Prevent Recurrence

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AV a: SWM.E $ [i' O i x o n g o o

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- i S 2-25-83 S 136.6 B 1 N/A N/A N/A Repair Reactor Coolant H -

Pump Seals

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F: Forced Reason Method: Exhibit G-In-S: Scheduled A-Equipment Failure (Explain) 1-Manual structions for B-Maintenance or Test 2-Manual Trip Preparation of C-Refueling 3-Automatic Trip Data Entry Sheets D-Regulatory Restriction 4-Other (Explain) for Licensee Event l E-Operator Training & License Examination Report (LER) File .

F-Administrative (NUREG-0161)

G-Operational Error (Explain) 5 H-Other (Explain Exhibit 1 - Same Source

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e - a Northem States Power Company j 414 NK:ollet Mall Minneapolis. Minnesota 55401 Telephone (612) 330-5500 I

April 11,198 3 Director, Office of Resource Management U S Nuclear Regulatory Commission Washington, DC 20555 PRAIRIE ISIAND NUCLEAR GENYRATING PLANT Docket No. 50-282 License No. DPR-42 50-306 DER-60 Monthly Operating Report March, 1983 Attached are twelve copies of the Monthly Operating Report for March,1933 fcr the Prairie Island Nuclear Generating Plant, m '

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David Musolf Manager of Nuclear Sup Services DMM/bo

$5 cc: Regional Administrator-III, NRC GYg '"g 9 NRR Project Manager, NRC .

NRC Resident Inspector q@ g1 j/

MPCA ,

Attn: J W Ferman Attachment gie SAA f/