ML19290E969

Monthly Operating Repts for Feb 1980

ML19290E969
Person / Time
Site:	Prairie Island
Issue date:	03/10/1980
From:	Hunstad A NORTHERN STATES POWER CO.
To:
Shared Package
ML19290E967	List: ML19290E966 ML19290E969
References
NUDOCS 8003170399
Download: ML19290E969 (8)

Text

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• O I' AP 7 ATT t:F, GTFM Al'J' O'.: OPE'.t U t'M T.XPERIENCE DOCKET MO. 50 282 LMI.T Pref rin Island Un. 1 DATF. 800310 Cf'?*LETED TN A. A. Hunstad __

TELFI'!ONE 612-308-4767 o

yqspry February 1980 l5 q

7 The unit was base loaded this month. At 2154 on 2-22 a shutdown and cooldown were taken to repair the No, 11 Reactor Coolant Pump No. 2

$ Seal. The unit was returned to service at 1408 on 2-19.

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DAILY UNIT POWER OUTPUT DOCKET NO. 50 282 UNIT Prairie Island h7. 1 DATE 800310 CoriPLETED BY A. A. Ilunstad TELEPHONE 612-388-4767 MONTl! February 1980 DAY AVERACE LOAD MWe-Net DAY AVERACE LOAD MWe-Net i.

483 17 488 o 485 486

. 18 3 ,

485 19 486 a _

485 20 487 5 484 21 487 r, 485 22 485 7 485 23 414 g 488 24 -10 9 486 25 -2 10 480 2(, -2 11 483 27 -2 17 484 28 -8 13 486 29 32 14 488 30 1 e, 493 31 16 485 Average loads above 503 ;r.4e-Net are due to cooler condenser circ :lating water.

OPERATING DATS REPORT D[fD ilD P jN

- obO NO $J) JD a DOCKET NO 50 282 DATE 800310 CO:!PLETED BY A. A. Hunstad OPERATING STATUS TELEPHONE 612-388-4767

1. Unit Name: Prairie Island No. 1

2. Reporting Period: February 1980 Notes

3. Licensed Thermal Power (MWt): 1650

4. Nameplate Rating (Gross MWe): 593

5. Design Electrical Rating (Net MWe): 530

6. Maximum Dependable Capacity (Gross MWe): 534 N 7. Maximum Dependable Capacity (Ne* MWe): 503 g 8. If Changes Occur in Capacity Ratings (Items Number 3 rough 7) Since Last Report:

Cive Reason: __.

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[ 9. Power Level To Which Restricted. Tf Any (Pet tfWe):

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10. Reasons for Restrictions, i f A n" _ _ _ _ ,_ ,, , ___ _

This Month Yr-To-Date Cn ulative

11. Hours In Reporting Period 696 1440 55408

12. Number Of Hours Reactor Was Critical 564.9 1308.9 42517.3

13. Reactor Reserve Shutdown Hours _ _ _

0.0 0.0 _

5531.9

14. Hours Generator On Line 559.8 1303.8 41427.3

15. Unit Reserve Shutdown Hourn , , , ,

0.0 0.0 0.0

16. Cross Thermal Energy Generated (!E'll) 905162 2119654 64198648

17. Gross Electrical Energy Generated (FN!:) ,___

284920 669840 20823510

18. Net Electrical Energy Generateri ItWH) 266528 627776 19467018

19. Unit Service Factor 80.4 90.5 76.1

20. Unit Availability Factor 80.4 90.5 76.1

21. Unit Capacity Factor (Using MDC Net.) _,,

76.1 86.7 71.1

22. Unit Capacity Factor (Using DER Net) __

72.3 ,

82.3 ,_ _

67.5

23. Unit Forced Outage Rate 0.0 _

0.0 13.3

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

Refueling, Summer 1980, 5 Weeks

25. If Shut Down at End Of Report Period, Esta ated Date of Startup:

a UNIT 3MUTDJ.'S3 .iND PO'.GR itID"C TIJNs 00;;'!.2 'O . T

.._ a _ 282_ . . _ _ _ _ _

REPORT M0';IH__ _..._.._..____ February 1980 UNIT :21 13 Zrairie I s t and No. "I_.

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1 ') 3 4 F: Forced - Reason Method: Exhibit G-In-S: Scheduled A-Equipment Failure (Explain) 1-Manual structions for b B-Maintenance or Test 2-Manual Trip Preparation of C-Rafn21ing 3 .htortatic Trip Data Entry Sheets D-Regulatory Restriction 4-Other (Explain) for Licensec Event E-Opera :ar Trainin'; 5 License Emination Report (LF.1) File F-Mainistrative ('MRFA0151.)

G-Oper W - n1 0 ror (M plain) _

H-Oth2r 'Inpi.ain Exhibit 1 2 ' T:2

"AR'tATTUF SitWalz." O '. O T."M iT i ve,' TXPERIENCE DOCKET t:0 50- 306 UNIT Prairin Island Fa. 2

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DAT" 800310 Cr?'"T.ETED B A. A. Hunstad __

TELT.DIONE 632-200-A767 o

vm:Ty Februar g 980

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m The unit was returned to service at 1721 on 2-19 after the refueling.

g; At 0216 on 2-20 the unit was taken off for turbine overspeed testing t-4 and generator short-circuit testing; the unit was back in service at

r. 1417. On 2-21 a turbine steam leak developed and at 1102 th- 2 nit was taken off line for repair; the unit was returned to service at 1850.

At 1057 on 2-25 the unit was again taken off line, this time to replace pacating in a feedwater regulating valve. The unit was back on line at 133'l and was at 100% power on 2-28.

DAILY UNIT POWER OUTPUT DOCKET No. 50- 306 UNIT Prairic Island No. 2 DATE 800310 COMPLETED BY A. A. Hunstad TELEPHONE 612-388-4767 MONTil February DAY AVERACE LOAD MWe-Net DAY AVERACE LOAD MWe-Net 1 -2 17 -10

, -2 18 -10 3 -2 19 -1 c.

-2 20 34 f, -2 21 84 r, -2 22 240 7

-8 23 387 p -13 24 484 9 -5 25 321 10

-14 26 376 11

-10 27 480 j, -13 28 510 13

-9 29 512 j; -9 30 15

-10 31 16

-11 Average loads above 500 inJe-Net are due to cooler condenser circulating water.

Off)MTING. DAT(PT P0FT DOCKET NO S0- 306

" ' DATE 800310 D P*D \f D '~B a Co:!PLETED BY A. A. Hunstad OPERATING STATUS j ]}d TELEPHONE 612-388-4767

1. Unit Name: Prairie Island No. 2

2. Reporting Period: February 1980 Notes

3. Licensed Thermal Power (MWt): 1650

4. Nameplate Rating (Gross MWe): 593 1

5. Design Electrical Rating (Not MWe):_ 530

6. Maximum Dependable Capacity (Cross MWe): 531 N 7. Maximum Dependable Capacity (Ne MWe': 500

,- 8. If Changes Occur in Capacity Ratiny.r (Irems Number 3 Through 7) Since Last Report:

$ Give Reason: _ . . . . . _ . - - .- .._.

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, 9.

Power Level To Which Restricted, if My (?'et ?Gc):

e

10. Reasons for Restrictions, if Any _ _ . , , _ _ , , , , , _ _ _ _ _ _ _ _ _ _ .

Th is Month Yr-To-Date Cu'. ulative

11. Hoirs In Reporting Period 696 1440 45526

12. Number Of Hours Reactor Was Critical ,

263.4 311.3 39440.3

13. Reactor Reserve Shutdown Hours 0.0 0.0 1406.0

14. Hours Generator On Line 224.2 269.5 38670.5

15. Unit Reserve Shutdown Hour.s 0.0 0.0 0.0

16. Gross Thermal Energy Generated CF..'H) 273722 334450 59916953

17. Gross Electrical Energy Generate-J (FNlp 89600 109610 19163740

18. Net Electrical Energy Generaten it:WE) 78936 95397 17934029

19. Unit Service Factor 32.2 18.7 84.9

20. Unit Availability Factor 32.2 18.7 84.9

21. Unit Capacity Factor (Using MDC Net) _ , ,

22.7 13.2 78.8

22. Unit Capacity Factor (Using DER Net) 21.4 12.5 74.3

23. Unit Forced Outage Rate 4.4 3.7 4.9

'4. Shutdowns Scheduled Over Next 12 Months (Type,DateandDurationofEr[h):

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

t UNIT 3'IUT0_fe.33 .\?;D PO'.s'IR RZ.T;^ :T )Ns

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800102 S :449.4 C 2 i N/A . N/A N/A l Refueling a  !

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800220 S , 12.0 : B N/A N/A N/A . N' Shutdown to conduct turbine over- g speed test and generator short-3 l i i  :

l l circuit test. ,M Shutdown to repair turbine steamI. @

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7.8 B i N/A N/A . N/A N/A

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i 800225 F ! 2.6 B N/A N/A N/A l N/A Shutdown to replace packing in

, i FW regulating valve.

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., .. J' l  ?' 3 4 F: Fcrced Reason Method: Exhibit G-In-S: 'icheduled A-Equiyent Failure (hplain) 1'hnual structions for 3 '!aint2 nance or Test 2 -Manual Trip Preparation of C-Rafn21ing 3 .hto: atic Trip Data l'atry '2'heets D-Regulatory Restriction 4-Other (F.nplain) for Licens2a Event E-Operaur T- aining & License h-tmination Report OKO Fil.2 F-Mclinis tr at ive /'W R F/'-Q l W G-Oper cf m i cenr ( nl.ain)

H-Oth?r C aplTia Shi.')it 1-I 72