ML20127N767
| ML20127N767 | |
| Person / Time | |
|---|---|
| Site: | Monticello  |
| Issue date: | 04/30/1977 |
| From: | Mayer L, Shamla W NORTHERN STATES POWER CO. |
| To: | NRC |
| References | |
| NUDOCS 9212010410 | |
| Download: ML20127N767 (4) | |
Text
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NSID NOMTHEMN STATES POWER COMPANY M f N N E A PO Ll e. M O N N E G OTA 58400 d
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May 6, 1977 4
Regulatory fg,0]y
, ~,, c; Director, Office of Inspection and Enforcement U S Nuclear Regulatory Congnission Washington, DC 20555 Dear Sir HONTICELLO NUCIIAR GENERATING PIMT Docket No. 50-263 License No. DPR-22 Monthly Operating Report April 1977 Attached are ten copics of the Monthly Operating Report for April,1977 for the Monticello Nuclear Generating Plant.
Yours very truly, h.
L 0 Mayer, PE Manager of Nuclear Support Services IDM/ak cc:
Director, IE-III, USNRC (1)
Director, MIPC, USNRC (2)
MPCA Attn: J W Feman S I()O 1 1 I 9212010410 770430 PDR ADOCK 05000263 R
2025 Rev. 0
,3/3/76 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
50 263 UNIT 1
DATE 5/3/77 C04PLETED BY W.A. Shamla TELEPIONE 612/295 5151, Ext. 111 APRIL H2ml DAY AVERAGE DAILY POWER LEVEL DAY AVEAGE IAILY IWER LINEL
@Mc-Net)
@Me-Net) 17 497 1
547_
2 524 18 550 3
549 19 290 4
550 20 361 5
548 21 508 6
550 22 548 7
547 23 470 24 525 S
5,4.8_._ _,,_
9 482 25 553 10 508 26 552 il 540 27 551 l '.
513 28 553
)3 550 29 552 30 553 14
_,,551 15 554 31 16 547 l
- - ~..
~2026
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u
' Rev. 3 8/13/76-i
' OPERATING DATA REPORT V&
DOCKLT NO.
50-263 UNIT
-1 DATE 05/03/77 4
C0f!ETED BY W.A. Shamla-TELEPHONE 61 ',i "5-5151 Ext. 111 -
Of9ATI?G STATUS 1.
Reporting Period: APRIL Gross llours in Report Period:
719 2.
Currently Authorized Power Level (Wt):
1670 Flax. Depend. Capacity (bMe NET):-
536 Design Electrical Rating (We-Net):
545.4 3.
Power Level to Which Restricted (if any) (We-Net):
.NA 4.
Reasons for Restriction.(if any):
NA TilIS.40NT11 YR TO DATE ClMILATIVE 5.
Niimber of Ilours Reactor Was Critical...........
710.3 2,810.6 40,887.0 6.
Reactor Reserve Shutdown llours................,
0.0
-0.9 940.7-7.
Ilours Generator On Line........................
708.0 2,791.4 39,566.6-8.
Unit Reserve Shutdown Hours....................
0.0 0.0 0.0-9.
Gross Thermal Energy Generated (tNO........... 1,146,381.6 4,503,024.0 67,165,699.4i 10.
Gross Electrical Energy Generated OMI)........
390,320 1,535,710 20,180,130
'1 Net Electr ical Energy Generated (!NI)..........
376,096-1,478 ~,804 '
19,286,276 C
Reactor Service Factor.........................
98.8%
97.6%
79.8%
!3 Reactor Availabilit,- Factor....................
98.8%
97.6%
81.7%
i Ihiit Se-1ce Fa :.or..
98.5%
97.0%
77.3%-
98.5%
97.0%
-77.3%
Unit Availability Facter.
1$
'f.
tha t capacity Factor (Ilsing FEY')...............
97.6%-
95.8%
- 70.3% >
i T.
Ilnit Capacity Factor (Using Desbn We')........
95.9%
94.2%
69.0%-
1.5%-
1.1%.
8.8%
1?. Unit Forced G itage Pate........................
- 19. Shutdm.s Scheduled over Next 6 Months (Type, Date and Duration of Each):
Operator Licensing O'Itage, 6/11/77, 2 days.
20.
If Shutdown at End of Reper' Period, Fstimated Date. of Startup:
N/A
[2027
-- Rev. 0-3/3/76 DOCKET NO. 50-263 UNIT NAME lenticello UNIT S!'
JhTR RFDJCTIONS DATE 5/3/77 CGIPLETED BY; W.A. Shamla REPORT }10N"11 APRIL __
TELEPHONE'612/295-5151 Ext. 111-
' MEI110D OF SlUITING DOWN F: FORCED IJURATION TliE REACTOR OR NO.
DATE.
S: SOIEDULED (Il0URS)
REASON (1)
RHXJCING IUv1R (2)
CORRILTIVE ACTIONS /CGMENTS 3
770419 F
11 B
3 Full reactor scram trip was received when one half of protection systen tripped from an APPM Hi Hi signal while power to the other half of the protection system was momentarily-i interrupted for a supply power transfer.
l 1
(2) EU i
(1) REASON 1: Manual A: - Equipnent Failure (Explain) 2: Manual Scram
~
B: Maint."or Test 3: Automatic Scram C: Refueling.
41 Other (Explain)
- D: -Regulatory Restriction E:,0perator Training and License Examination.
SIDfMRY:
F: Administrative G:. Operational Error- (Explaini 11:- Other (Explain)-
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