ML20127M658

Monthly Operating Rept for Jul 1976 for Monticello Nuclear Generating Plant

ML20127M658
Person / Time
Site:	Monticello
Issue date:	07/31/1976
From:	Mayer L, Shamla W NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
NUDOCS 9211300369
Download: ML20127M658 (5)

Text

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(3 D17-e NBED NOMTHEMN 5TATK5 POWEM COMPANY MIN N E A PO LI S. MIN N E SOTA 9 5 40%

August 5, 1976 Q,,,...,,.... a 416

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Director, Office of O

Inspection and Enforcement Ng A

U S Nuclear Regulatory Ccennission 3

A Washington, DC 20555

Dear Sir:

M.l'f 10NTICELLO NUCLEAR CENERATING PIANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report July 1976 i

Attached are ten copies of the Monthly Operating Report for July 1976 l

for the Monticello Nuclear Generating Plant.

Yours very truly, h,

/.

n L 0 Mayer, PE y/

N Manager of Nuclear Support Services

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cc: Director, IE-III, USNRC (1) l

.--Director, MIPC, USNRC (2)

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9211300369 760731 PDR ADOCK 05000263 R

PDR

i 3636 Rev. 2 3/3/76 OPERATING DATA REPORT i

DOCKET No.

50 263 UNIT 1

l i

DATE 08/03/76 COMPLETED BY W. A. Shamla

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TELElil0NE 612/295-5151. Ext. 111 a'

OPGATING STATUS 1.

Reporting Period:

JULY Gross llours in Report Period:

744 3

j 30 Currently Authorized Power Level (bMt):

1670 Max. Depend. Capacity (SMe-NET):

538 Design Electrical Rating (hMe-Net):

545.4 l

3.

Power Level to hhich Restricted (if any) (FMe Net):

N/A 4.

Reasons for Restriction (if any):

4 THIS FG ml YR TO DATE CU'fJLATIVE 5.

Number ofIlours Reactor Was Critical...........

744.0 4.842.8__

34.69L.4 6.

Reactor Reserve Shutdown llours.................

0.0_

0.0 940_.7, 7.

Hours Generator On Line........................

744.0 4.756.9 31 494 4 8.

Unit Reserve Shutdown Hours....................

0.0_

0.0 QA 9.

Gross Themal Energy Generated (FMI)........... 1.215.45L6

_7.354 111L1 57.623dE6.

l

10. Gross Electrical Energy Generated (!1.11)........

404.950 2.498.320

_16.969.37Q_.

11. Net Electrical Energy Generated (hMI).......... _3HJ16 2.392.708 16.213AQ0_..

12. Reactor Service Factor.........................

100.0%

94.8(

Z.7 8.%

2

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13. Reactor Availability Factor....................

100.0%

94.8%-

7S,R%

11. t h ti t Se rvice Fac tor............................

100.Q) 93.11.'._

75.1%

15. Unit Availability Factor.......................

100.0%

91.,11.

75 11

16. Unit Capacity Tactor (Using HDC)...............

-96.2%

17.0%___ _.

67.6%.

17 Unit Capacity Factor (Using Design !Me)........

94.9%

85.8%-

66.7% ;

l' 1L Unit Forced Outage Rate........................

0.0L qJL 9.9)i 19.

Shutdows Scheduled Over Next 611onths (Type, Date and Duration of hach):

i NONE 20.

If Shutdown at End of Report Period, Estimated Date of Startup:

N/A' 9

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AVERAGE DAILY UNIT IWIR LLVEL i

DOCKET NO.

50-263 4

UNIT 1

t I

DATE 8/3/76 CQ(PLETED BY W. A. 9%l4A 1

TELEPHONE 612/295-5151, Ext. 111 i

e i =

yoggy JULY DAY AVERAGE DAILY TWER LEVEL DAY.

AVIRAGE IRILY POWIR LEVEL OMe Net)

@We Net) 1 534 17 528 2

537 18 407 3

535 19 524 4

470 20 527 5

506 21 526-6 534 22 527 7

532 23 523 l

8 J2 24 512 9

534 25 525 10 528 26 519 11

_ 506 27 439 28 524 12 5_29 13 529 29 528 34 525 30 522 15

'527 31 527 16 529-l t

l L

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PAGE 1 OF 2

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,f76 DOCKEF M).

50-263 UNIT NAE Monticello UNIT SlifTDOWNS AND POWER REDUCTIONS MTE 08/03/76 CGtPLETED BY W. A. Shanim JULY TELEP!0NE 612/295-5151 REiw i M M U Ext. 111

.EIHCO OF N

SUITING D0hN I

F: IU'CED DURATTON DIE REACIM CR SO'IINILEDj OKURS)

RIASON (1)

REDUCING POWIR (2)

CORRBCTIVE ACTIONS /CGMENTS NO.

DATE S:

22 760704 S

0 B

4 Power reduced front 100% to 75%

via recire flow reduction for CRD exert:ise, turbine valve testing and due to syst a load requir ment.

23 760705 S

0 H

4 Power reduced frun 100% to 80%

due to syste Ioed requirment.

24 760711 S

0 B

4 Power reduced frost 1001 to' 751 via recire flow reduction for CRD exercise and turbine valve te(1JngNEn1OD (1) REASON 1

A: Equiument Failure (Explain)

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B Maint. or Test 3: Automatic Scram 4: Other (Explain)

D$

gu t ry Restriction E: Operator Training and License Examination SlPMARY:

F: Adatinistrative G: Operational Error (Explain)

II: Cther (Fxplain)

1 I

4 Page 2 of 2 2ag7 ner. 0

~;/76 i

DOCKET NO. 50-263 l

s UNIT MME Monticello UNIT StirrDNNS AND P0hTR REDUCTIONS 1RT11 08/03/76 C04PLETED BY W. A. Sisamis REPORT MNH JULY TELEPIONE 612/295-5151 Ext. 111 i

r O

MW OF E

SifJtTING IDiN f

F: FORCED iX! RATION TEE REACTOR m NO.

DATE S: SOEULED

-(IK11RS)

REASON (1)

REDUCING FOhTR (2) umani.1IVE ACTIONS /CONENTS l

t I

1 25 760718 S

0 B

4 Power reduced from 100% to 50%

via recirc flow reduction for CRD exercise, turbirm valve testing and imrestigation of suspected feedwa*er heater tube t

j-leak.

26 760726 5

0 B

4 Power reduced from 100% to 65%

i via recire flow reducticn for i

CRD exercise, turbine valve test-e ing and investigation of suspect-ed feedwater heater tube leak.

i (2) EG (1) REASON 1

ll A: Equipment Failure (Explain) f B: naint. or Test 1

3: Autmatic Scra 4: Other (Explain)

D$

egu ry Restriction

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E: Operatnr Training and -

License Examination St# NARY:

Operated as a base loaded F: Administrative unit except for load G: Operational Error (Explain)

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following on 7/4 and 7/5.

II: Other (Explain)

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NSID NORTHERH STATES POWER COMPANY M IN N e A PO LI S. MIN N E S OTA 8 8 401 C1 A

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'9 August 5, 1976 2

9 t-e,s, 1976u :

0 Director, Office of g,

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Inspection and Enforcement

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U S Nuclear Regulatory Cccanission Washington, DC 20555

Dear Sir:

}0NTICELID NUCIIAR GENERATING PLANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report July 1976 Attached are ten copies of the Monthly Operating Report for July 1976 for the Monticello Nuclear Generating Plant.

Yours very truly, L 0 Mayer, PE Manager of Nuclear Support Services

..jESTi' LOM/*k cc: Director, IE-III, USNRC (1) s

.3 Director, HIPC, USNRC (2)

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• 2026 Rev. 2 3/3/76 3

OPERATING DATA REPORT DOCKET No.

50-263 UNIT 1

DATE 08/03/76 i

C(NPIETED BY W. A. Shamla TELEP110NE 612/295-5151, Ext. 111 I

OPERATING STARIS 1.

Reporting Period:

JULY Gross llours in Report Period:

744 2.

Currently Authorized Power Level (FMt):

1670 Max. Depend. Capacity (hMe-hT.T):

538 Design Electrical Rating (FMe-Net):

545.4 3.

Power Level to Which Restricted (if any) (FWe-Net):

N/A 4.

Reasons for Restriction (if any):

illIS FO?Ull YR TO DATE CthUlATIVE 2

5.

Number of incurs Reactor Was Critical...........

744.0 4.&42_8__

34.69L,4 6.

Reactor Reserve Shutdown llours.................

0.0

.0 940_.7, 7.

Hours Generator On Line........................

744,0 4.756.9 33.4944 8.

Unit Reserve Shutdown Hours....................

0.0-0.0

__0 0..

t l

9.

Gross Themal Energy Generated (FfMI)........... 1.215.453.6 7.354.2Zta__ 5L62346Lft

10. Gross Electrical Energy Generated (?MI)......

404.950 l.498.320

_16.969.3_7.0

11. Net Electrical Energy Generated (FMl).......... AJ6 2.392 708 16.213,300 _

3 j

12. Reactor Service Factor.........................

100.0%

94.8%.

77 8_%.

t l

13. Reactor Availability Factor....................

100.0%

94.8%.

79,9%;

14. Ilnit Service Factor............................

100.01 93.1%,,_

7All.

15. Unit Availability Factor.......................

100.0%

93_,11_

7!i.1% -

16. Unit Capacity Tactor (Using tDC)...............

96.2%

_87.0% _ _.__s7.6%

17. Unit Capacity F tetor (Using Design !We)........ _

94.9%

85.8%

66J%

13. Unit Forced Outage Rate........................

.0.0%

0J1.

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19. Shutdowns S-heduled Over Next 611onths (Type, Date and Duration of hach):

}ONE 20.

If Shutdown at End of Report Period, Estimated Date of Startup:

N/A

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. 2025 Rsv. 0-3/3/76 AVERAGE DAILY UNIT IGIR IET.L DOCKET NO.

50-263 UNIT 1

DATE 8/3/76 C04P!2TED BY W. A. SHAMLA TELEPHONE 612/295-5151, Ext. 111 m

JULY DAY AVERAGE DAILY IWER LEVEL DAY AVERAGE IRILY POWER LEVF1 QMe-Net) owe-Net) 1 534 17 528 2

537 18 407 3

535 19 524 4

470 20 527 5

506 21 526 6

534 22 527 7

532 23 523 8

532

.24 512 9

534 25 525 10 528 26 519 11

__ 506 27 439 12 529 28 524 13 529-29 528 14 525 30 522 15 527 31 527 16 529

c PA 2 1 OF 2

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..:i"6 DOCKET NO. 50-263 UNIT NAME Monticello tRJIT StifIl) OWNS AND POWER REDUCTI0tG MTE 08/03/76 COUT.ETED BY W. A. Shamla REPORT MI GI JULY TELEH ONE 612/295-5151 Ext. 111 l~

MFIliCO OF TYPE SHLIITI?E DCMJ i

F: FORCED DLtn'ATION 111E REW OR NO.

DATE S: SOH1ULED (IKURS)

REASON (1)

RITUCDU FOKER (2)

CORRILTIVE ALTIONS/COMENTS

! 22 760704 S

0 B

4 Power reduced fr a 100% to 75%

via recire flow reduction for

~

CRD exercise, turbine valve testing and due to system load requirement.

23 760705 S

0 H

4 Power reduced fra 100% to 80%

due to syst m load requirenent.

24 760711 S

0 B

4 Power reduced frm 1001 to 751 via recirc flow reduction for CRD exercise and turbine valve (1) REASON te@W 1: Manual A: Equirnent Failure (Explain) 2: Manual Scram B: bhint. or Test 3: Autcoatic Scram C: Refueling 4: Other (Explain)

D: Regulatory Restriction E: Operator Training and License Examination SG M %Y:

F: Adninistrative G: Operational Error (Explain) i li: Ctber (Explain)

Page 2 of 2 20Z7 c.n. 0 5/76 DOCKLT 10. 50-263 UNIT NUE 2nticello UNIT StrMhNS AND FONER REDULTIN IRTE 08/03/76 C(NPLETED BY W. A. Shanla REPORT MIN'IH JULY TELEPt0NE 612/295-5151 Ext. 111 METIID OF M E" Sf31 TING DOWN F: FORCED DURATION TEE REACIER OR NO.

DATE S: SOIQULED (IMJURS)

REASON (1)

. REDUCING POWER (2)

CORRILTIVE ACTIONS /CGNENTS 25 760718 S'

O B

4 Power reduced fra 100% to 50%

via recirc flow reduction for CRD exercise, turbine valve l

testing and investigation of suspected feedwater heater tube l

t leak.

26 760726 S

0 B

4 Power reduced fra 100% to 651 1

via recirc flow reduction for CRD exercise, turbine valve test-ing and investigation of suspect-ed feedwater heater tube leak.

(2) EU (1) REASON l

A: Equipment Failure (Explain)

{

B: Maint. or Test 9-3: Autanatic Scran 4: Other (Explain)

D$ R gulat ry Restriction E: Operatnr Training and License Examination

. SUM 4ARY:

Operated as a base loaded F: Administrative imit except for load G: Operational Error (Explain) following on 7/4 and 7/5.

II: Other (Explain)

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NRC DISTRIBUTION ron PART 50 DOOKET MATERIAL "h'0hlYREPORT oAtt or o cuut NT FROM: Borthern States Pwr Co

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PLANT & COMPONENT OPERABILITI &

AVAILABILITI. THIS REPORT TO BE USED IN PREPARING GRAY BOOK BY PLANS & OPERATIONS.

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PLANT NAME:

Monticello

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