ML20112A312

Monthly Operating Rept for Apr 1996 for Monticello Nuclear Generating Plant

ML20112A312
Person / Time
Site:	Monticello
Issue date:	04/30/1996
From:	Richard Anderson, Paustian H NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9605210008
Download: ML20112A312 (5)

Text

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I Northem States Power Company l

l Monticello Nuclear Generating Plant 2807 West Hwy 75 Monticello, Minnesota 55362-9637

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l May 14,1996 Monticello Technical Specification 6.7.A.3 US Nuclear Regulatory Commission l

Attn: Document Control Desk j

Washington, DC 20555 MONTICELLO NUCLEAR GENERATING PLANT Docket No. 50-263 License No. DPR-22 l

Submittal of Monticello Monthly Operatino Report for April.1996 In accordance with Monticello Technical Specification 6.7.A.3, the report of operating statistics for the Monticello Nuclear Generating Plant for the Month of April is provided.

l Please contact Marv Engen, Sr Licensing Engineer, at (612) 295-1291 if you require further information.

11A

$ r Soh Roger O Anderson Director Licensing and Management issues c:

Regional Administrator-Ill, NRC NRR Project Manager, NRC Sr Resident inspector, NRC State of Minnesota Attn: Kris Sanda J Silberg i

200128 3885A888"8s888862 a

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OPERATING DATA REPORT j

+

DOCKET NO.

50-263 DATE 5-1-96 COMPLETED BY H. H. Paustian-TELEPHONE 612/295-5151 OPERATING STATUS

] Notes

]

'1. Unit Name Monticello

]

]

12., Reporting period:

April

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3. Licensed Thermal Power (MWt):

1670

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]-

4. Nameplate Rating-(Gross MWe):

569

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j 5.-Design Electrical Rating (Net MWe):

545.4

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6. Maximum Dependable Capacity (Gross MWe) : ~~536

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564

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7. Maximum Dependable Capacity (Net MWe):

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

l 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 l

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11. Hours In Reporting Period 719 2903 217704

12. Number Of Hours Reactor Was Critical 224.9 2408.9 178168.8 i

13. Reactor Reserve Shutdown Hours 0.0 0.0 940.7

14. Hours Generator On-Line 223.4

-2407.4 175278.3

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 258672 3544320 271597109

17. Gross Electrical Energy: Generated (MWH) 84649 1199974 91830005

18. Net Electrical Energy Generated (MWH) 78759 1148766 87880138

19. Unit Service Factor 31.1%

82.9%

80.5%

20. Unit Availability Factor 31.1%

82.9%

80.5%

l 21.' Unit Capacity Factor (Using MDC Net) 20.4%

73.8%

75.3%

i 22. Unit Capacity Factor (Using DER Net) 20.1%

72.6%

74.0%

l 23.-Unit Forced Outage Rate 0.0%

0.0%

3.4%

j 24. Shutdowns Scheduled Over Next 12 Months (Type, Date, and Duration of Each)

_ Refueling - 4/10/96 - 39 days

25. If Shut Down At End Of Report Period, Estimated Date Of Startup:5/18/96

26. Units In Test Status (Prior to Commercial Operation): N/A Forecast Achieved INITIAL CRITICALITY i

INITIAL ELECTRICITY COMMERCIAL OPERATION l

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-263 l

UNIT Monticello__

DATE 5-1-96 COMPLETED BY H.

H.

Paustian TELEPHONE 612/295-5151 MONTH OF April DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL l

(MWe-Net)

(MWe-Net) 1

386, 17

-3.

2 384.

18

-3.

3 382.

19

-3.

4 372.

20

-3.

5 374.

21

-3.

6 372.

22

-3.

7 370.

23

-3.

8 368.

24

-3.

9 310.

25

-2.

10 44.

26

-2, 11

-6.

27

-3.

12

-6.

28

-3.

13

-3.

29

-2.

14

-3.

30

-3.

15

-3.

16

-3.

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.

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NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO.

50-263 DATE 5-1-96 COMPLETED BY H. H.

Paustian TELEPHONE 612/295-5151 MONTH APR 04-01-96 to Power coastdown.

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04-10-96 3

l 04-10-96 l

to End-of-Cycle 17 refueling.

04-30-96 i

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I Note: Power operation defined as essentially 100% of rated power except for weekend' load drops for specified surveillance testing.

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4 INIT SHUTDOWNS AND POWER REDUCTIONS D003T No. 263 (MIT NAME N ticello DATE 15-02-%

COMPIEIED BY 1. H. Paustian REPORT MONIH April TELEPHONE 312/295-5151 ---

No.

Date Type Duration Reason Method I2R System Cause & Corrective 11)

(hours)

(2) of No.

Code e

Action to Shutdown (4)

(5)

Prevent Recurrence (3) 1 04 %

S 494.1 C

2 N/A Plant shutdown for 1996 (E0C17) refueling outage.

t 1

2 3

4 F: Forced Reason:

Method:

Draft IEEE Standard S: Scheduled A-Equipment Failure (Explain) 1-Manual 805-1984(P805-DS)

B-Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram 5

D-lator Restriction 4-Other (Explain)

IEEE Standard 803A-1983 rator Training & License Examination F-nistrative G-Operational Error (Explain)

H-Other (Explain)