ML20078K334

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Monthly Operating Repts for Aug 1983
ML20078K334
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 09/02/1983
From: Dugstad D, Musolf D
NORTHERN STATES POWER CO.
To:
NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
NUDOCS 8310190055
Download: ML20078K334 (9)
v • d • e


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NeBSoIIVE_SuddoBY_QE_DEEBoIING_EXEEBIENCE DOCKET NO. 50-232 UNIT PRAIRIE ISLAND NO.i DATE SEPTEMBER 2, 1903 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 MONTH: AUGUST 1983 THE UNIT WAS BASE LOADED THIS MONTH.

GN THE 14TH AN AXIAL OFFSET TEST WAS PERFDRMED. GN THE 297;'

'OWER WAS REDUCED TO 29% TO ALLOW CHLORINATION GF CIRCULATING '

COOLING WATER.

AT 1141 0F ThE 20TH A TRIP OCCURRED DURING INSTRUMENT MAINTENANCE ON REACTOR COOLANT FLOW CHANNELS. REACTOR WAS RETURNED TO CRITICAL STATUS AT 1403 THEN IT TRIPPED AGAIN AT 1424 DUE TO LOLO STEAM GENERATOR LEVEL. REACTOR BECAME CRITICAL AT 1526, GENERATOR WENT ON LINE AT 1901 AFTER A TURBINE OVERSPEED TRIP TEST WAS PERFORMED.

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8310190055 830902 PDR ADOCK 05000282 R #

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D6ILY_UNII_EDWEB_QUIEUI DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.i DATE SEPTEMBER 2, 1983 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 MONTH AUGUST 1983 DeY GYEBeGE_L0eD__dWE:NEI i 503 2 502 3 502 4 500 5 501 6 497 7 499 8 497 9 502 10 503 11 503 12 506 13 510 14 468 15 506 16 495 17 508 18 499~

19 506 20 174 21 508 22 502 23 507 24 505 25 505 26 506 27 503 28 500 29 500 30 497 31 500 AVERAGE LOADS ABOVE 503 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER

OEEBoIING_D6Io_ BEE 0BI DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.i DATE SEPTEMBER 2, 1983 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 QEEB6IING_SIGIUS

1. UNIT NAME: PRAIRIE ISLAND NO. 1 ______________________
2. REPORTING PERIOD: AUGUST. 1983 l NOTES: 1
3. LICENSED THERMAL POWER (MWT): 1650 l I
4. NAMEPLATE RATING (GROSS MWE) 593 I I
5. DESIGN ELECTRICAL RATING (NET MWE) 530 l l
6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 534 l l
7. MAXINUM DEPENDABLE CAPACITY (NET MWE): 503 1____________________1
8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7)

SINCE LAST REPORT GIVE REASON: N/A

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 5831 85103
12. NUMBER OF HOURS REACTOR WAS CRITICAL 740.6 5466.6 69482.2
13. REACTOR RESERVE SHUTDCWN HOURS 0.0 0.0 5571.1
14. HOURS GENERATOR ON LINE 736.7 5445.2 68202.0
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GENERATED (MUH) 1198584 8828280 106771258
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 389360 2942540 34693960
18. NET ELECTRICAL ENERGY GENERATED (MWH) 365172 2771742 32474318
19. UNIT SERVICE FACTOR 99.0 93.4 80.1
20. UNIT AVAILABILITY FACTOR 99.0 93.4 30.1
21. UNIT CAPACITY FACTOR (USING MDC NET) 97.6 94.5 75.9
22. UNIT CAPACITY FACTOR (USING DER NET) 92.6 89.7 72.0
23. UNIT FORCED OUTAGE RATE 1.0 0.3 8.9

~2 4 . SHUTDOWNS SCHEDULED OVER NEXT 12 MONTHS (TYPE, DATE AND DURATION OF EACH):

REFUELING DECEMBER 27, 1983 5 WEEKS

25. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A l

UNIT SHUTDOWNS AND JER REDUCTIONS DOCKET NO. 50 282 REPORT MONTH August 1983 UNIT NAME Prairie' Island No.1 DATE Seotember 2. 1983 COMPLETED BY Dale Dugstad

< TELEPHONE 612-388-1121 a, g n g Licensee g g Cause & Corrective Date g g g g Event gin Action to H gg g jgg Report # gu gg Prevent Recurrence

[a 8 $ d5 # .g.u

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.n 9 S

B

", 8-14-83 S 0.0 B N/A N/A N/A N/A Axial Offset Test O

  • H 3-20-83 S 0.0 H N/A N/A N/A N/A Chlorination of CW/CL Water Ei 5 8-20-83 F 7.3 B 3 N/A, N/A N/A Tripped during an instrument nain+

A4 tenance test 8-20-83 S 0.0 B N/A N/A N/A N/A Turbine Overspeed Trip Test 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 E-Operator Training & License Examination Report (LER) File F-Administrative (NUREG-0161)

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

y M6BSGIIYE_SuddoBLGE_DEEBoIING_EXEEBIENCE DOCKET NO. 50-306 i UNIT PRAIRIE ISLAtID NO.2 i DATE SEPTEMPER 2, 1933

. COMPLETED BY DALE DUGSTAD TELEPHONE 612-338-ii21 MONTH AUGUST 1983 THE UNIT WAS IN COAST'0WN a OPERATION THIS MONTH.

AT 2155 0F THE 28TH THE ttNIT UAS TAKEN OFF LIHE TC i j BEGIN THE SCHEDULED CYCLE 7-8 REFUELING OUTAGE.

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DGILY_UNII_EQWER_QUIEUI DOCKET NO. 50-306 UNIT PRAIRIE ISLAND HO.2 DATE SEPTEMBER 2, 1983 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 MONTH AUGUST 1983 D6X GYE86GE_LQ6D__dWE: DEI i 457 2 453 3 447 4 441 5 430 6 465

. 7 374 8 410 9 405 10 402 11 398 12 395 13 390 14 378 15 371 16 364 17 366 18 355 19 350 20 340 21 346 22 334 23 337 24 325 25 321 26 304 27 298 28 25i 29 -9 30 -3 31 -3 1

l AVERAGE LOADS ABOVE 500 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER l 1

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. OEEReIING_ dei 6_REEQRI DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE SEPTEMBER 2, 1983 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 QEEBoIING_SIeIUS

1. UNIT NAME: PRAIRIE ISLAND NO. 2 ______________________
2. REPORTING PERIOD: AUGUST 1983 l NOTES: i
3. LICENSED THERMAL POWER (MWT): 1650 l l
4. NAMEPLATE RATING (GROSS MWE): 593 l l
5. DESIGN ELECTRICAL RATING (NET MWE): 530 l I
4. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 531 l l
7. MAXIMUM-DEPENDABLE CAPACITY (NET MWE): 500 1____________________1
8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THRUUGH 7)

SINCE'LAST REPORT GIVE REASON: N/A

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE): N/A

- 10. REASONS FOR RESTRICTIONS, IF ANY: N/A THIS HONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 744 5831 76221
12. NUMBER OF HOURS REACTOR WAS CRITICAL 672.1 5341.4 65948.5
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1
14. HOURS GENERATOR ON LINE 669.9 5321.9 65037.0
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GENERATED (MWH) 857560 8297711 102115499
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 271900 2404390 32571480
18. NET ELECTRICAL ENERGY GENERATED (MWH) 251827 2578497 30837160
19. UNIT SERVICE FACTOR 90.0 91.3 85.3
20. UNIT AVAILABILITY FACTOR 90.0 91.3 85.3
21. UNIT CAPACITY FACTOR (USING MDC NET) 67.7 88.4 80.9
22. UNIT CAPACITY FACTOR (USING DER NET) 63.9 83.4 76.3
23. UNIT FORCED OUTAGE RATE 0.0 0.0 4.7
24. SHUTDOWNS SCHEDULED OVER NEXT 12 MONTHS (TYPE, DATE AND DURATION OF EACH):

IN REFUELING OUTAGE AT PRESENT TIME

25. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: OCT. 1, 1983

UNIT SHUTDOWNS AND .ER REDUCTIONS -

DOCKET NO. 50- 306 '.

REPORT MONTil August 1983 UNIT NAME Prairie Island No. 2 DATE Seotember 2. 1983 COMPLETED BY _Djnie Dugsrad TELEPHONE 612-388-1121 s e m u [u Licensee ao u Cause & Corrective Date 8. O7 E d8 Event 3 .$ E in Action to N N$ $ 'E U N Report # $0 $$ Prevent Recurrence Y$ $ 055 *

$0 Av gm g O

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cf 8-29-83 S 71.9 C 2 N/A N/A N/A Refueling Outage f3 Ei m

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 E-Operator Training & License Examination Report (LER) File F-Administrative (NUREG-0161)

G-Operational Error (Explain)

Il-Other (Explain 5 Exhibit 1 - Same Source

O Northem Pates Power Company 414 Nicollet Mali Mnneapohs. Minnesota 55401 Teiephone (612) 330 5500 Sept embe r 12, 1983 Director, Of fice of Resource !!anagement U S Nuclear Regulatory Commission Washington, DC 20555 PRAIRIE ISLA?ID NUCLEAR GENERATING PLA!.T Docket No. 50-282 License No. DPR-42 50-306 DPR-60

!!onthly Operating Report Aucust, 1983

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Attached are twelve copies of the Ifonthly Operating Report for f- August, 1983 for the Prairie Island Nuclear Generating Plant.

M David !!usolf

tanager of Nuclear Suppo . Services DIEf/bd cc: Regional Administrator-III, NRC NRR Project !!anager, NRC l NRC Resident Inspector ,/

ifPCA #~/

Attn: J U Ferman 0 0 #...e

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