Text

Monthly Operating Rept for Jul 1991 for Palisades Nuclear Plant
	ML18057B204
Person / Time
Site:	Palisades
Issue date:	07/31/1991
From:	Handlovits S, Mlynarek M; CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	; NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
	NUDOCS 9108130230
	Download: ML18057B204 (5)
	v • d • e

consumers Power POWERINli MICHlliAN"S PROliRESS Palisades Nuclear Plant: 27780 Slue Star Memorial Highway, Covert, Ml 49043 August 5, 1991 US Nuclear Regulatory Commission Document Control Desk Washington~ DC 20555 LICENSEE REPORT OF MONTHLY OPERATING DATA DPR-20, DOCKET NO 50-255 Enclosed is a copy of the Monthly Operating Data and Summary of Operating Experience for the Palisades Nuclear Plant for the month of July, 1991..

If you have any questions or concerns, please feel free to contact me at (616) 764-8913, extension 0113.

Sincerely, MG Mlynarek Reactor Engineer CC:

DPHoffman, P26-117B RMRice, Palisades ABDavis, USNRC JLKuemin, Palisades Resident Inspector, Palisades DRHahn, Div of Rad Health Services, Lansing, MI

BWJorgensen, Michigan Dept of Labor, Lansing, MI JPadgett, Michigan Public Service Commission Records Center, INPO, Atlanta, GA.

RWTaylor, CE, Palisades AAAlatalo, Palisades

. MALapi nski,.P2l-125

Administrator, USNRC Document Control, 950*22*35*10/L SMH91*022 9108130230 9107~1*

PDR ADOCK 656062~5

R PDR

~.

l A GH5 ENERGY COMPANY

' I I

pf'*

OPERATING DATA REPORT OPERATING STATUS:

1.

UNIT NAME Palisades

2.

REPORTING PERIOD:

910701-910731

3.

LICENSED THERMAL POWER (MWt) 2530.0

4.

NAMEPLATE RATING (GROSS MWe) 811. 7

5.

DESIGN.ELECTRICAL RATING (NET MWe) 805.0

6.

MAXI~UM DEPENDABLE CAPACITY (GROSS MWe)

- 770

7.

MAXIMUM DEPENDABLE CAPACITY (NET MWe)

- 730 B.

IF CHANGES OCCUR IN CAPCITY RATINGS (ITEM NUMBERS 3 ANO 7) SINCE LAST REPORT, GIVE REASONS:.

9.

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

10. REASONS FOR RESTRICTIONS, IF ANY:

This Month Yr-to-Date

11. HOURS IN REPORTING PERIOD 744.0 5087.0

12. NUMBER OF HOURS REACTOR WAS CRITICAL 616.2 3288.1

13. REACTOR RESERVE SHUTDOWN HOURS

14. HOURS GENERATOR ON-LINE 595.1

3145.5

15. UNIT RESERVE SHUTDOWN HOURS.

16. GROSS THERMAL ENERGY GENERATED (MWH) 1143408.0 7137143.0

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 361460.0 2297530.0 18; NET ELECTRICAL ENERGY GENERATED (MWH) 336644.0 2170313.0 19.*UNIT SERVICE FACTOR 80.0X 61.8%

20. UNIT AVAILABILITY FACTOR 80.0%

61.8%.

21.. UNIT CAPACITY FACTOR (USING MDC NET) 62.0%

58.4%

22. UNIT CAPACITY FACTOR (USING DER NET) 56.2%

53.0%

23. UNIT FORCED OUTAGE RATE 20.0%

5.7%

24. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE, OAT.E AND DURATION OF EACH):

25. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:

26. UNITS IN TEST S_TATUS (PRIOR TO. COMMERCIAL OPERATION):

Forecast INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL' OPERATION

- Based on condenser backpressure

.

Weighted Average (635.MWe used as HOC Net prior to October 1985)

DOCKET NO 50-255 DATE*

07-31-91 COMPLEJED BY -SMHandlovits TELEPHONE (616)764-8913 NOTES:

Cumulative' 171950.0 93489.2 89363.l 187889588. 0.

58934065.0 55468436.0 52.0%

52.0%

48.8%

40.1%

32.1%

Achieved

MONTH JULY 1991 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO 50-255 UNIT*

Palisades DATE 08/05/91 COMPLETED BY SMHandlovits TELEPHONE (616)764-8913.

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe Net}

(MWe Net}

1.

766 l7.

631

2.

768

18.

605

3.

453

19.

598

. 4.

0 20..

437

5.

0

21.

437

6.

0 22..

435

7.

0

. 23.

441 8..

37

24.

446

9.

560

25.

448 10; 769 26".

452

11.

775

27.

453

12.

599

28.

459

. 13.

0

29.

717

14.

. 320

30.

778

15.

434

. 31..

771 16~

439

. INSTRUCTIONS:

On this format, list the average daily unit power level in MWe-NET for each day in the reporting month.

Compute to the nearest whole megawatt.

REPORT MONTH..... J""'U""L Y.;......:;1"""99"""1'------

No.

Date Type' Duration Reason*

(Hours).

UNIT SHUTDOWNS AND POWER REDUCTIONS Method of licensee Shutting Event System Code*

Component Code"

Down Reactor' Report I 03 910703 F

. 04 910712 F

1.

2.

F:

Forced S:. Scheduled 121.2 A

27.7 A

Reason:

A-Equipment Failure (~xplain)

B-Maintenance or Test C-Refueling D-Regu 1 atory Rest ri i::t ion.

E-Operator Training* & License Examination F-Administrative G-Operational Error (Explain) 3 LER 91012 3

LER 91015 3.-

Method:

I-Manual 2-Manual Scram 3-Automatic Scram 4-0ther. (Explain)

4.

Exhibit G - Instructions for Preparation of Data Entry Sheets for Licensee Event Report (LER) File (NUREG-0161)

DOCKET NO UNIT DATE COMPLETED BY TELEPHONE Cause & Corrective Action to Prevent Recurrence *

5.

Reactor Protective System Component Failure Automatic Low Stearn Generator Level trip following trip. of 'A' main feedwater pump (PlA)

Exhibit I - Same Source 50-255

Pali sades 08/05/91 SMHandlovits (616)764-8913

SUMMARY

OF OPERATING EXPERIENCE FOR MAY 1991 The -unit be_gan the month -at_ full powEfr.

On July 3 at 1435 hours0.0166 days 0.399 hours 0.00237 weeks 5.460175e-4 months , the plant-tri pped automatically while completing Reactor Protection System maintenance activities.

Criticality was achieved on July 8 at 0523 hours0.00605 days 0.145 hours 8.647487e-4 weeks 1.990015e-4 months and the plant was placed on-line at.1548 hours0.0179 days 0.43 hours 0.00256 weeks 5.89014e-4 months , with full power being reached on July 9 at

approximately 2300 hours0.0266 days 0.639 hours 0.0038 weeks 8.7515e-4 months .*

On July 12. at 1838 hours0.0213 days 0.511 hours 0.00304 weeks 6.99359e-4 months , the plant tripped

-. automatically on low steam generator level due to*loss of main.feedwater pump

'A'. - The reactor was taken critical again on July 13 at 1133 hours0.0131 days 0.315 hours 0.00187 weeks 4.311065e-4 months , and the * *

plint wa~ placed back dn-lin~ at:2220 hour~~

~o~er~r~ached 9ci~ -0n July 17 ~t approximately 0515 hours0.00596 days 0.143 hours 8.515212e-4 weeks 1.959575e-4 months and was reduced to 80% at 1120 hours0.013 days 0.311 hours 0.00185 weeks 4.2616e-4 months for. feedwater pump monitoring.

On July 19 at 2200 hours0.0255 days 0.611 hours 0.00364 weeks 8.371e-4 months , a power reduction to* 60% was initiated for maintenance on main feedwater pump 'A'.

On July 28 at 2030 hour~ power escalation re~umed_and full power was reached on July 29 at 1300

. l'.

hours.

The plant rem~ined at full po~er for the remainder of the month.

-~

ML18057B204

Text

SUMMARY

Navigation menu

Search