ML20083B116

Monthly Operating Rept for Nov 1983

ML20083B116
Person / Time
Site:	Duane Arnold
Issue date:	11/30/1983
From:	Andersen M, Mineck D IES UTILITIES INC., (FORMERLY IOWA ELECTRIC LIGHT
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
DAEC-83-887, NUDOCS 8312200528
Download: ML20083B116 (7)

Text

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OPERATIPG DATA REPORT DOCKET NO. 050-0331 DATE 12-15-83 COMPLETED BY Matt Andersen TELEPHONE 319-851-7308 OPERATING STATUS Notes

1. Unit Name Duane Arnold Energy Center

2. Reporting Period ibvember, 1983

3. Licensed Thermal Power (MWt):

1658

'4. Nameplate Rating (Gr oss MWe): 565 (Turbine Rating)

5. Design Electrical Rating (Net MWe): 538

6. Maximum Dependable Capacity (Gross MWe): 545

7. Maximum Dependable Capacity (Net MWe):

515

8. If Changes Occur in Capacity Ratings (items Number 3 Through 7) Since the Last Report, Give Reasons:

9. Power Level to Which Restricted, if Any (Not MWe):

10. Reasons For Restrictions, If Any:

This Month Yr-to-Date Cumulative

-11. Hours in Reporting Period 720.0 8016.0 77400.0

12. Number of Hours Reactor Was Critical 693.8 4934.7 55191.0

13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

14. Hours Generator On-Line 686.9 4763.5 53698.7

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 1020900.4 6213729.6 66583249.6

17. Gross Electrical Energy Generated (MWH) 349255.0 2083359.0 22298276.0

18. Not Electrical Energy Generated (MWH) 328021.1 1950395.7 20864668.1

19. Unit Service Factor 95.45 59.45 69.45

20. Unit Availability Factor 95.45 59.45 69.45

21. Unit Capacity Factor (Using MDC Net) 88.55 47.25 52.35

22. Unit Capacity Factor (Using DER Net) 84.75 45.25 50.15

23. Unit Forced Outage Rate 4.65 13.95 17.55

. 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duratica of Each):

-25. t Shut Down At End Of Report Period, Estimated Date of Startup:

eTurbine Rating: 565.7 MWe Generator Rating: 663.5 (MVA) x.90 (Power F e. tor) = 597 MWe h k00528DOCg05hhb U

PDR (9/77)

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l AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 050-0331 UNIT Duane Arnold Energy Center DATE December 15, 1983 COMPLETED BY Matt Andersen TELEPHONE 319-851-7308 MONTH November 1983 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net )

1 382 17 534 2

440 18 531 3

525 19 525 4

536 20 525 5

534 21 535 6

523 22 530 7

530 23 536 8

393 24 535 9

0 25 539 10 289 26 536 11 424 27 526 12 394 28 532 13 484 29 542 14 533 30 534 15 529 31 N/A

- 16 536 INSTRUCTIONS On this format, list the average dally unit power level in MWe-Net for each d5y in the report ing month. Compute to the nearest whole megawatt.

(9/77)

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Docket No.~050-0331 Unit Duann Arnold Enargy Ctr Date December 15, 1983 Completed by Matt Andersen Telephone 319-851-7308 REFUELING INFORMATION 1

Name of facility.

A.

Duane Arnold Energy Center 2

Scheduled date for next refueling shutdown.

A.

Fall, 1984 3

Scheduled date for restart following refueling.

A..

Fall 1984 4

Will refueling or resumption of operation thereafter require a technical specification change or other license amendment?

None curreatly-.ldentitled.

5 Scheduled date(s) for submitting proposed IIconsing action and supporting Information.

N/A 6

Important licensing considerations associated with refueling, e.g.,

new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures.

None 7.

The number.of fuel assemblies (a) In the core and (b} In the spent fuel storage pool.

A..

a) 368 b)'576 8

The present. licensed spent fuel pool storage capacity and the size of I'

any incroace in licensed storage capacity that has be e n requested or is planned, in number of fuel assemblies.

A.

2050 9

The projected date of the last refueling that can be discharged to the spent fuel pool assuming the present licensed capacity.

A.

1998 i

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Dackot No. 050-0331 Unit Duens Arnald Energy Ctr Dato Dncacbar 15 1983 Completed by Matt Anderson Telephone 319-851-7308 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE 11-1-83; Normal plent operation at 270 MWo.

11-5-63.

Normal plant operation at'544 MWo.

7

.11-8-93 At 1745 hours0.0202 days <br />0.485 hours <br />0.00289 weeks <br />6.639725e-4 months <br />, both recirc MG sets & pumps tripped due to fuse replacement in panel.1C-32 Within 15 seconds, reactor operators initiated a manual scram in accordance with Tech Spec 3.3.E.

(R0 83-042) 11-9-83 At 0610 hours0.00706 days <br />0.169 hours <br />0.00101 weeks <br />2.32105e-4 months <br />, commenced reactor startup.

At 0810_ hours, stopped pulling rods due to problem w ith PSV-32238 on "B"

diesel generator air start flask.

At 1853 hoars, continued reactor startup.

At 2000 hours0.0231 days <br />0.556 hours <br />0.00331 weeks <br />7.61e-4 months <br />, coactor critical.

11-10-83 At 0254 hours0.00294 days <br />0.0706 hours <br />4.199735e-4 weeks <br />9.6647e-5 months <br />, main generator on-line.

At 1300 hours0.015 days <br />0.361 hours <br />0.00215 weeks <br />4.9465e-4 months <br />, operators noticed power decrease and vacuum decreasing. Offgas pressure Increased and blow loop seal and counts went from 10 to 20 cps.

11-13-83 Normal plant operation at 331 MWo.

11-18-83 Normal plant operation at 540 MWo..

11-22-83 Normal plant operation at 540 MWo.

11-28-83 At 0100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br />, "B" torus level recorder out of spec low, commenced 30-day LCO.

At 1510' hours, declared CAD system inoperable, commenced 7-day LCO.

(RO 83-044 pending) 11-30-83.

Normal' plant operation at 544 MWe.

At 1717 hours0.0199 days <br />0.477 hours <br />0.00284 weeks <br />6.533185e-4 months <br />, "B" torus level recorder returned to service.

..y. -.

O Iowa Electric Light and Pbwer Company December 15, 1983 DAEC 887 Director, Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission Washington, D. C.

20555 Attn: Document Control Desk

Subject:

Duane Arnold Energy Center Docket No. 50-331 Op. License DPR-49 November 1983, Monthly Operating Report

Dear Sirs:

Please find enclosed 12 copies of the Duane Arnold Energy Center Monthly Operating Report for November 1983. The report has been prepared in accordance with the guidelines of Regulatory Guide 1.16 and distribution has been made in accordance with DAEC Technical Specifications, Appendix A, Section 6.11.1.c and Regulatory Guide 10.1.

Very truly yours, b

k Daniel L. Mineck Plant Superintendent - Nuclear Duane Arnold Energy Center Enclosures File A-118d, TE-5 cc: Director, Office of Inspection Mr. Phillip Ross and Enforcement U. S. Nuclear Regulatory Commission U. S. Nuclear Regulatory Comission Maryland National Bank Bldg.

Region III Washington, D. C.

20555 799 Roosevelt Road Glen Ellyn, IL 60137 (1)

NRC Resident Inspector Director, Office of Management and Mr. Dennis Murdock Program Analysis Central Iowa Power Cooperative U. S. Nuclear Regulatory Commission Marion, IA 52302 Washington, D. C. 20555 (1)

Mr. George Toyne, Gen. Mgr.

U. S. Nuclear Regulatory Commission Corn Belt Power Cooperative ATTN: Mr. Mohan Thadani Box 508 Phillips Bldg. Mail 416 Humboldt, IA 50548 Washington, D. C. 20555 g

INP0 Records Center 1100 Circle 75 Parkway

'1 l Suite 1500 L

Atlanta, GA 30339 Duane Arnold Energy Center

• P.O. Bo,t 351 e Cedar llapids, Iowa 52406 e 319!851 7811