ML20128C519
| ML20128C519 | |
| Person / Time | |
|---|---|
| Site: | Monticello  |
| Issue date: | 07/31/1978 |
| From: | Mayer L, Myrabo A NORTHERN STATES POWER CO. |
| To: | NRC OFFICE OF ADMINISTRATION (ADM) |
| References | |
| NUDOCS 9212040458 | |
| Download: ML20128C519 (5) | |
Text
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- Je NSED pot NOMTHERN 5TATES POWER C O M P A ti Y MIN N E A PO L4 8. MIN N F SOT A 98401 August 6, 1978
- j Director, Of fice of Management Information & Program Control c/o Distribution Services Branch, DDC, ADM U S Nuclear Regulatory Commission Washington, DC 20555
Dear Sir:
lONTICELID NUCLEAR GENERATING PLANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report July 1978 Attached are two copics of the Monthly Operating Report for July, 1978 for the Monticello Nuclear Generating Plant.
I Yours ve ry t ruly, l
V L 0 Mayer, PE Manager of Nuclear Support Services IDM/deh l
cc: Director, IE-III, USNRC (1)
Director, IE, USNRC (c/o DSB) (10)
MPCA Attn: J W Feruan 732230020 9212040458 780731 DR ADOCK 05000263 (p h t
NARRATIVE StBtMRY OF OPERATING EXPERIENCE Ibcket No.
50 263 thit bbnticello t
Completed by A. L._ M rabo f
Date August 3, 1978 FDNI11 July 7/1/78 to Power Operation.
7/:'6/78 7/27/78 Reactor scram. Spiking LPRM caused APRM high fita scram.
7/28/78 Power operation.
7/29/78 Orderly shutdown to cold condition to replace control to rod scram solenoid plungers. Outage was extended to 7/31/78 repair recirculation pump MG set coupling.
NOTE: The unit load-followed on 18 days in this period.
I i
-g,
OPERAllNO DAIA hee 0HT DOCKEf NO.
50-263_. ___
DATE 8-3-1d____
C')MPLETED HY A. L. Mvrabo ThlFPHONE 612/2V5-bibt OPERAlIWO 5fAFUS i rto t a s i
- 1. Unit Name
_Vonticello l
l
- 2. karorting cariods ________.__________ JULY l
1
- 3. LicensaJ Thermal vowar (vot):
_____l670 4
hamanlate datinq (Gross una):
_____________569 i
- 5. Dest;n Electrical datino (Net Mne):
_____545.4 i
l 6.
.vaximum Depandeble Caracity (Gross una): __564 1
kaximum Depandaole Caracity (hat vna):
536 l________
____________I S.
It Chan jes occur in Caracity Hatinos (Itams Number 3 Throuch I) Sinca Last H e nor t. Give Reasons
__N/A___________
9 eowar Laval To Which Hestricted. -I f Any (Net Mde): ___N/A
- 10. Hemsons Fnr Hestrictions. If Anvi
__N/A___________
This Month Yr.-to-Date Cumulative
- 11. Hours In Henorting Period 744 5081
____ 62112
- 12. Number Of Hours Reactor das Critical
___665.9
___4862.0
__ 50030.4
- 13. Heactor Heserve Shutdown Hours
__0.0
______U.0
_____940.7 14 Hours Genarator On-Line
___659.6
___4610.3
__ 4d581.7
- 15. Unit Heserve Shutdown Hours 0.0
_0.0 u.0
- 16. Gross Thermal Eneray Generated (MHH)
_ 994534
_ 7511055
_ 81105o29
- 11. Gross Electrical Energv Generated (MnH) __334690
__25540l0
__24926100
- 18. hat Electrical Energy Generated (MnH)
__317330
__2451096
__2332/4/0
- 19. Unit Servica Factor
__ 88.7%
___ 94.6%
76.2%
- 20. Unit Availability Factor
__ 88.7%
94.6%
____ 78.2%
- 21. Uni'. Capacity Factor (using MDC Net)
__ 79.6%
___ 89.9%
____ 71.6%
- 22. Unit Capacity Factor (Usina DER Net)
__ 78.2%
68.3%
70.3%
- 23. Unit Forced Outage Rate 11.3%
2.7%
7.5%
24 Shutdowns Scheduled Over Next 12 Months (Tyre. Date, and Duration of Each)
Hefuelino Outage. October 16 1978 40 davs.
- 25. I f Shut Down At End Of Report Period. Estimated Date Of Startup __08-0I-7B__
- 26. Units in Test Status (Prior to Commercial Operation): N/A Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCI AL OPERATION
AVERAGE DAILY UNIT POAER LEVEL DOCKET No.
50-263______
i UNIf Monticello _
DATE 8-3-78 l
J COMPLElED BY A. L. Mvrabo TELEPHONE 612/290-0151 i
l MONTH
- ___ JULY i
DAY AVERAGE DAILY P0nER LEVEL DAY AVERAGE DAILY POWER LEVEL 4
i (VWe-Net)
(MWe-Net) l
________ _S36 i7
__________S35____________
1 2
___486_
18 534 j
3
_____539__
19
__________532_____
0 538____.________
4 470_______.
S
___4 7 5_ _
21
_____460___
6
-4 7 9___ ____.._
22
-495_.
1
.___463___
23
_____532__
8 4 18.__ _
24
.459____
i 9
525___
25 496_.
10
_ ____ _488__
26
___529__
11 465_ ___
27 3ll____
1 12 461____ ____.___
28
______121__
13
_462 29
- 5__ ___.
14 456________
30
-6_
15 492__
31
-5_
16 482____._
(
INSTRUCTIONS l
l Oa this format, list the average daily unit power level in Mrie-Net for each l
day in the reportinq month.
Compute to the nearest whole megawa tt.
l DOCKETNO.
50-263 UNIT SHUTDOWNS AND P0hER REDUCTIONS i
UNIT N AME Mnntice1To DATt Aunust 3. 1978 c0MPLETED BY A. L. Mrra.'x)
REPORT MON nt Jtily TELEPHONE 612/295-5151
=
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3 d 5 ~4 Latensce j-r, h
raine & C..r,ettne l
M Date 3
3g 4
i g :s Event s7 El atte..n t..
Rer4 = t AL 5'
Present Resurrente
~ I_
y 5ff L
e n
I 10 7-27-78 F
10.6 11 3
N/A 1A I?6IBIE LPRM spiking caused APRM liigh Flux Scram.
11 7-28-78 F
73.8 A
1 LER-78-14 RB VAL WP Disc in scram pilot valve solenoid plunger broke and prevented valve from operating. Plunger on this and all other scram pilot valves replaced and functionally tested. Preventive Maintcaance initiated to replace plungers. Outage extended for repair of recircula-tion pump MG Set coupling.
I s
3 1
F l~ntsed Reawn Method E On5,t G -Instrusta.ns 5 Scheduled A Equirexnt Failure (Esplatn) 1 -Man;ul f or P eparato.n ot' Data B Mairitenance or Test 2 Mantul Strain.
Entes Sheets ter Ls cmce r Refueling 1-Automatic Ssrain.
Esent Acp wt LE Rt File \\t Rf G 1
D Regulatory Restrictoni 4-Other i E sclam t 01 e.1 i E Opeutor Traimng i I a cme I unmution F-AJ nu nst rat r.c G Operatiosul Eir.n il~ spla:,,:
E qup,t I - Same S..or e s
e8 '9 I! Ottiet i E splair.
!