ML20044C941

Monthly Operating Repts for Apr 1993 for Pingp,Units 1 & 2

ML20044C941
Person / Time
Site:	Prairie Island
Issue date:	04/30/1993
From:	Richard Anderson, Dugstad D NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9305140151
Download: ML20044C941 (9)

Text

.

Northem States Power Company 414 Nicollet Mall Minneapolis, Minnesota 55401-1927 Telephone (612) 330-5500 May 10, 1993 Prairie Island Technical Specifications Section 6.7.A.3 US Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 Monthly Operating Report April. 1993 Attached is the Monthly Operating Report for April. 1993 for the Prairie Island Generating Plant.

/7 t'

f v

R O Anderson Director' Licensing and Management Issues c:

Director, Office of Resource Management Regional Administrator-III, NRC NRR Project Manager, NRC i

NRC Resident Inspector State of Minnesota - Kris Sanda Attachment t

I WOS1MIDk O 000 @

\\

l PDR-ADOC ppR c/

R

t f

i NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50-282 I

UNIT PRAIRIE ISLAND NO.1_

j DATE MAY 4, 1993 COMPLETED BY DALE DUGSTAD

'i TELEPHONE 612-388-1121-4376 I

i MONTH: APRIL 1993 j

i i

Unit One was base loaded this month, there were no shutdowns.

On the 24th at 2032 a power reduction was started for a turbine valve test. All went well and the unit returned to full power operation on the 25th at 0415.

k There were no other reductions.

+

E CURRENT CONTINUOUS OPERATING RUN OF 71 DAYS.

t I

i J

1

j AVERAGE DAILY UNIT POWER LEVEL J

l DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE MAY 4, 1993 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 i

MONTH: APRIL 1993 DAY AVERAGE DAILY POWER LEVEL (MWE-NET) f 1

520 2

528 3

523 4

524 5

523 6

524 7

524 8

521 r

9 524 10 523 l

11 523 12 521 13 525 14 523 f

15 521 16 524 17 522 18 520 19 518 l

20 521 21 521 22 518 23 517 24 484 I

25 472 26 518 l

27 516 28 513 29 514 30 516 AVERAGE LOADS ABOVE 503 MWE-NET ARE JUE TO COOLER CONDENSER CIRCULATING WATER

f OPERATING DATA REPORT DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE MAY 4, 1993 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 f

1 OPERATING STATUS l

t 1.

UNIT NAME:

PRAIRIE ISLAND NO. 1

[

3. REPORTING PERIOD: APRIL 1993 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

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE):

503 8.

IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7)

SINCE LAST REPORT GIVE REASON: NONE l

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

NONE

10. REASONS FOR RESTRICTIONS, IF ANY:

NONE f

THIS MONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 719 2879' 169823

[

12. NUMBER OF HOURS REACTOR WAS CRITICAL 719.0 2626.9 144425.9

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 5571.1-

14. HOURS GENERATOR ON-LINE 719.0 2599.7 142800.9

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 16.-GROSS THERMAL ENERGY GENERATED (MWH) 1181079 4217251 225615095

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 395070 1423450 74219400

18. NET ELECTRICAL ENERGY GENERATED (MWH) 372442 1347202 69708993

19. UNIT SERVICE FACTOR 100.0 90.3 84.1

30. UNIT AVAILABILITY FACTOR 100.0 90.3 84.1

21. UNIT CAPACITY FACTOR (USING MDC NET) 103.0 93.0 81.6

23. UNIT CAPACITY FACTOR (USING DER NET) 97.7 88.3 77.4

23. UNIT FORCED OUTAGE RATE 0.0 0.6 5.3-

34. FORCED OUTAGE HOURS 0.0 15.3 7960.6

35. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE & DURATION OF EACH):

f N/A

26. IF CURRENTLY SHUTDOWN ESTIMATED STARTUP DATE: N/A i

i i

i t

?.

i I

UNIT SHUTDOWNS AND POWER REDUCTION j

DOCKET NO 50-282 UNIT NAME PRAIRIE ISLAND NO. 1 DATE MAY 4, 1993 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 i

MONTH: APRIL 1993 DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 93/04/24 S

0.0 B

5 N/A N/A N/A Turbine valve testing.

r f

e t

i TYPE REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD S-SCHED B-MAINTENANCE OR TEST 2-MANUAL TRIP 805-1984 (P805-DS)

C-REFUELING 3-AUTO. TRIP D-REGULATORY RESTRICTION 4-CONTINUED E-OPERATOR TRAINING &

5-REDUCED LOAD COMPONENT CODE l

LICENSE EXAMINATION 9-OTHER F-ADMINISTRATIVE IEEE STD 803A-1983 i

G-OPERATIONAL ERROR i

H-OTHER

f NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET No. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE MAY 4, 1993 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 l

MONTH: APRIL 1993 Unit Two was base loaded this month, there were no shutdowns.

{

On the 18th at 0005 a power reduction was started to conduct a turbine valve test. The unit's power was reduced to approximately 50 % for the test and the unit returned to full power operation at 0432 of the same day.

t There were no other reductions.

[

t t

CURRENT CONTINUOUS OPERATING RUN OF 109 DAYS.

i L

t AVERAGE DAILY UNIT POWER LEVEL i

i DOCKET NO. 50-306 l

UNIT PRAIRIE ISLAND NO.2 DATE MAY 4, 1993 COMPLETED BY DALE DUGSTAD

[

TELEPHONE 612-388-1121-4376 l

MONTH: APRIL 1993 DAY AVERAGE DAILY POWER LEVEL (MWE-NET) 1 522 2

530 3

524 4

524 5

523 6

524 7

521 8

524 9

521 10 520 j

11 520 12 518 13 522 i

14 521 15 521 j

16 521 17 520 18 482 19 516 20 521 21 519 22 518 23 516 24 518 25 520 26 519 27 516 28 514 29 516 30 517 AVERAGE LOADS ABOVE 500 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER

4 1

OPERATING DATA REPORT i

i f

I DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2

{

DATE MAY 4, 1993 i

COMPLETED BY DALE DUGST79 i

TELEPHONE 612-388-1121-4376

{

OPERATING STATUS

1. UNIT NAME:

PRAIRIE ISLAND NO. 2

2. REPORTING PERIOD: APRIL 1993 l

-3.

LICENSED THERMAL POWER (MWT):

1650 l

4. NAMEPLATE RATING (GROSS MWE):

593 l

S. DESIGN ELECTRICAL RATING (NET MWE):

530

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE) : 531

}

7. MAXIMUM DEPENDABLE CAPACITY -(NET MWE) :

500 8.

IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7)

SINCE LAST REPORT GIVE REASON:

NONE 9.

POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE) :

NONE f

10. REASONS FOR RESTRICTIONS, IF ANY:

NONE THIS MONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 719 2879 160941

12. NUMBER OF HOURS REACTOR WAS CRITICAL 719.0 2639.0 141624.6

13. REACTOR RESERVE-SHUTDOWN HOURS 0.0 0.0 1516.1

14. HOURS GDIERATOR ON-LINE 719.0 2629.9 140278.6

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1182499 4249735 222356056

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 395890 1432260 72371960

18. NET ELECTRICAL ENERGY GENERATED (MWH) 373127 1356361 68415842

19. UNIT SERVICE FACTOR 100.0 91.3 87.2

20. UNIT AVAILABILITY FACTOR 100.0 91.3 87.2 l

21. UNIT CAPACITY FACTOR (USING MDC NET) 103.8 94.2 85.0

22. UNIT CAPACITY FACTOR (USING DER NET) 97.9 88.9 80.2

23. UNIT FORCED OUTAGE RATE 0.0 0.0 2.7

24. FORCED OUTAGE HOURS 0.0 0.0 3964.0

25. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE & DURATION OF EACH):

Refueling and maintenance outage in October 1993.

-26.

IF CURRENTLY SHUTDOWN ESTIMATED STARTUP DATE:

N / A=

I i

UNIT SHUTDOWNS AND POWER REDUCTION

{

DOCKET NO 50-306 UNIT NAME PRAIRIE ISLAND NO. 2 4

DATE MAY 4, 1993 3

COMPLETED BY DALE DUGSTAD TELEPHONE 612-38B-1121-4376 i

F MONTH: APRIL 1993 I

i DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 93/04/18 S

0.0 B

5 N/A N/A N/A Turbine valve testing.

?

f i

r l

l l

TYPE REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD S-SCHED B-MAINTENANCE OR TEST 2-MANUAL TRIP 805-1984(P805-D5) i C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTINUED E-OPERATOR TRAINING &

5-REDUCED LOAD COMPONENT CODE i

LICENSE EXAMINATION 9-OTHER F-ADMINISTRATIVE IEEE STD 803A-1983 i

G-OPERATIONAL ERROR l

I H-OTHER I

l