ML20081M688

Monthly Operating Rept for Sept 1983

ML20081M688
Person / Time
Site:	Monticello
Issue date:	10/03/1983
From:	Musolf D, Myrabo A NORTHERN STATES POWER CO.
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
NUDOCS 8311170338
Download: ML20081M688 (5)

Text

- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

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NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO.-

50-263______

DATE 10- 3-83____

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 MONTH ______ SEPTEMBER ___

9-1-83 to Power operation 9-15 '

9-16-83 Power reduced to approximately 15% foLLowing offgas recombiner train probtems 9-17-83 to Power operation 9-30-83 Unit in end-of-cycle coastdown status (commenced 9-9-83).

m Note: Power operation defined as essentially 100% of rated power except for weekend Load drops for spccified survelLLance testing.

8311170338 831003 PDR ADOCK 05000263 R

PDR

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AVERAGE ~ DAILY UNIT POWER LEVEL DOCKET NO.

50-263_-___-

UNIT MonticelLo--

DATE 10- 3-03-_--

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-3151 MONTH __---_ SEPTEMBER _--__-_

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) i

_----_-___526________-___

17 519.-_________-

5'3-_-__---_--.

18

-__-_-____535---_-_--_-_-

2

~

3 528_________--_

19

---

______523_------_____

x 4

503__---_____--

9~0 573---__-_-----

-_-_---___5,9__-______-__

9i

______---_5o3--______-___

5 6

---

___-__5'9-_---_--__-_

52'------------

~

~~

.w r

---

_-_-_5o9-___--------.

93

---

_--_Joo__-__-_-_---

7-

~

~~

~4 516_-_--_--____

9 599_---_-__--_-

8

- ~

~5 484------------

9 597------------

~

10

__--______5,3__---_______

,6

-__--_____590

~

11

---_-_--- 594- ---_-_-___

97

---

_514------------

~

i'-

---

_---_597---_-_-_____

'8 512------------

~

~

13

--_-__---_596_-__--------

'o 506-------_----

~

~.

s 14

-______-__527_---_-______

30

____--__-_5io-__--___--__

ie 5no._____-______

31

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'16

--____--__368_--_-____--_

INSTRUCTIONS On -th ir-~ forma t. List the averaqe daily unit power level in Nue-Net fo, eacn daytin.the reporting montn.

Compute to the nearert whole meqawatt.

~

OCT 4 M83 OPERATING DATA REPORT

~

e DOCKET NO.

50-263______

DATE 10- 3-83____

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 OPERATING STATUS

{

INotes l

________________________Monticello

'l l

1. Unit Name >

2. Reporting period:

______________ SEPTEMBER l

l

3. Licensed Thermal Power (MWt):

____________1670.

l l

4. Nameplate Rating (Gros-MWe): _____________569 l

l

5. Design Electrical Rati 9 (Net MWe):

_____545.4 l

l

6. Maximum Dependable Cap city (Gross MWe): __553 l

1

7. Maximum Dependable Ca acity (Net NWe):

____525 l__________________________!

8. If Changes Occur in pacity Ratings (Items Number 3 Through 7) Since Last Report, Give Rea ons:

__N/A_____________________________________________

9. Power Level To Which Restricted, If Any (Net HWe): ___N/A___________________

10. Reasons For Restrictions, If Any: __N/A_____________________________________

This Month Yr.-to-Date Cumulative

11. Hours In Reporting Period

_____720

_____6551

____107400

12. Number Of Hours Reactor Was Critical

___720.0

___6274.6

__ 86908.0

13. Reactor Reserve' Shutdown Hours

_____0.0

______0.0

_____940.7

14. Hours Generator On-Line

___720.0

___6247.9

__ 85003.1

15. Unit Reserve Shutdown Hours

_____0.0

______0.0

_______0.0

16. Gross Therma L Energy Generated (MWH)

_1163266

_10062117

_137422357

17. Gross Electrical Energy Generated (MWH) __389536

__3361124

__43917017

18. Net Electrical Energy Generated (MWH)

__371570

__3218440

__41082479

19. Unit Service Factor

__100.0%

___ 95.4%

____ 79.1%

20. Uni t Ava i lab i li ty Fac tor

__100.0%

___ 95.4%

____ 79.1%

21. Unit Capacity Factor (Using MDC Net)

__ 98.3%

___ 93.6%

____ 74.5%

22. Unit Capacity Factor (Using DER Net)

__ 96.6%

___ 92.0%

____ 73.2%

23. Unit Forced Outage Rate 0.0%

0.0%

5.4%

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

__ February 3, 1984 - Refueling Outage - 216 days ________________________

25. If Shut Down At End Of Report Period, Estimated Data Of Startup.____N/A_____

26. Units In Test Status (Prior to Commercial Operation): N/A Forecast Achieved INITIAL CRITICALITY INITIAL EL~CTRICITY COMhERCIAL OPERATION

.Q' g

UNIT SilUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-263 UNIT NAME Monticello DATE 10-3-83 COMPLETED BY A. L. Myrabo REPORT MONTH Sene..k.

TELEPHONE 612/295-5151 4

"k b*l, cause & Correctne

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Y us 1e

's sa Licensee

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55 h

Dale i

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4 E-Auion to Esent s]

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.5 35 j f.

Report :

SO

. Prevent Recurrence

~

7 9-16-83 F

0.0 B

4 N/A MB REtY)MB Reduced power to 15% following loss of both recombiner trains and sub-sequent events.

l

i J

l 2

3 4

f i~orced Rea son.

Method:

Ex!nbis G-Instructions S: Scheduled A Equiprnens FailureiEsplaint 1-Manual for Preparation of Data Bataintenance oi Test 2-Manust Seram.

Entr> Sheets for Licensee j

C Refueling 3 Autunutie Sstam.

Event Repori t LERI Frie iNURLG-D. Regulatory Restristion 4 Other (Esplain t C161)

I:-Operator Training & IAene l'.samination F-AJnunist ratne 5

G Operational fa ror (Espla:al Exhibis 1 - Same Source p8177) 110:her (E splais.)

4 i

0, _..

f Northem States Power Company 414 P4.1et Mad Meneapons. Menesota 554o1

%Dnone16t21330 5500 October 7, 1983 Director, Office of Resource Management U S Nuclear Regulatory Commission IJashington, DC 20555 M0!CICELLO NUCLEAR GENERATING PMIE Docket No. 50-263 License No. DPR-22 Monthly Operating Report Seotember, 1983 Attached are twelve copies of the Monthly Operating Report for September,1983 for the !!onticello Nuclear Generating Plant.

& kus David Musolf Manager of :hiclear Suppo Services Diff/bd cc: Regional Administrator-III, NRC NRR Project Manager, NRC NRC Resident Inspector MPCA Attn: J U Ferman Attachment I)ESIGilhI 7,

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'N certif101 U M )3\\

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