ML19317E362

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Monthly Operating Rept for Apr 1977
ML19317E362
Person / Time
Site: Oconee 
Issue date: 05/10/1977
From: Reavis J
DUKE POWER CO.
To:
Shared Package
ML19317E358 List:
References
NUDOCS 7912170562
Download: ML19317E362 (3)


Text

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Uhd Oconee Unit 1 DATE 5-10 '7 DOCKET NO.

50-269 PREPARED BY J. A.

Reavis OPERATING STATUS 1.

REPORTING PERIOD:

April 1 THROUGH April 30. 1977 GROSS HOURS IN REPORTING PERIOD:

719.00 2.

CURRENTLY AUTHORIZED POWER LEVEL (MWt): 2568 NET CAPABILITY (MWe-Net):

860 3.

POWER LEVEL TO WHICH RESTRICTED (IF ANY):(MWe-Net) 4.

REASONS FOR RESTRICTION (IF ANY)

This Month Year to Date

. Cumulative 5.

NUMBER OF HOURS THE REACTOR WAS CRITICAL 645.53 1896.66 24012.46 6.

REACTOR RESERVE SHUTDOWN HOURS 7.

HOURS GENERATOR ON-LINE 638.36 1868.93 21832.92 8.

UNIT RESERVE SHUTDOWN HOURS 9.

GROSS THERMAL ENERGY GENERATED (MWH)l541075 4606784 50992495 10.

GROSS ELECTRICAL ENERGY GENERATED (mm) 533490 1591270 17714700 11.

NET ELECTRICAL ENERGY GENERATED (mm) 507320 1510016 16742549 12.

REACTOR SERVICE FACTOR 89.78 65.88 72.24 13.

REACTOR AVAILABILITY FACTOR 99.66 68.87 68.30 14.

UNIT SERVICE FACTOR 88.78 64.92 65.68 15.

UNIT AVAILABILITY FACTOR 88.78 64.92 65.68 16.

UNIT CAPACITY FACTOR (Using Net 82.05 60.99 58.57 Capability) 17.

UNIT CAPACITY FACTOR (Using Design Mwe) 79.55 59.13 56.79*

18.

UNIT FOR'CED OUTAGE RATE 11.22 35.08 19.56 19.

SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE & DURATION OF EACH:)

Refueling - June 25, 1977 - 6 weeks 20.

IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:

REACTOR SERVICE FACTOR = HOURS REACTOR WAS CRTTICAI, X 100 HOURS IN REPORTING PERIOD REACTOR AVAILABILI1Y FACTOR = HOURS REACTOR UAS AJAIIAr>LE TO OPERATE X 100 110URS IN REPORTING IfR10D UNIT SERVICE FACTOR

= HOUPS CEMERATOR ON LINE

&912170$M HOURS IN REPORTING PERIOD UNIT AVAILABILITY FACTOR = 110URS UNTT WAS AVATI ADLE TO GENERATE X 100 HOURS IN REPol; TING PERIOD

= NET ELECTRICAL POWER CENF. RATED UNIT CAPACITY FACTOR

[N et Capatillity or Design (Mwe-Net)1 X 110 Vim IN Rt:t%t.I NF PERIOD UNIT FORCED OUTACE RATE - FOPCED OUTAGE HOURS X 100 HOURS GENERATOR CN 1.INE + FORCED OUTAGE HOURS

DOCKET NO. 50-269 UNIT oconee Unit 1 5-10-77 DATE AVERAGE DAILY UNIT POWER LEVEL MONTH April, 1977 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-net)

DAY (MWe-net) 1 17 856 2

18 852 852 3

19 4

659 20 857 5

822 11 860 864 6

22 859 7

865 23 662 864 8

24 164 g

853 25 406 10 845 26 687 849 11 27 689 12 860 28 832 855 855 13 29 14 862 30 849 851 15 31 16 849 DAILY UNIT POWER LEVEL FORM INSTRUCTIONS On this form, list the average daily unit power level in MWe-net far each day in the reporting month.

Compute to the nearest whole megawatt.

These figures will be used to plot a graph for each reporting month. Note that by using maximum dependable capacity t'or the net electrical rating of the unit. there may be.s easions when the daily average power level exceeds the 100~ line (or the restricted power lesel kne). In such cases, the average daily unit power output sheet should be footnoted to explain the apparent anomaly.

DdCKET NO.

50-269

" "" "" U" I l I UNIT SHUTDOWNS UNIT NAMI:

DATE 5-10-77 REPORT MONTin April, 1977 TYPE METHOD OF F FORCED DURATION SHUTTING DOWN NO.

DATE S SCHEDULED (HOURS)

FIEASON (1)

THE REACTOR (2)

CORRECTIVE ACTIONS / COMMENTS 7

77-04-0 1 F

66.94 A

1 Continuation of previous outage for repair of turning gear oil pump bearing and inspection of turbine bearing for damage.

8 77-04-0 3 F

2.46 A

3 Failure in ICS feedwater control module circuitry.

9 77-04-2 '4 F

11.24 A

3 Reheater drain valve failed to open resulting in reheater high level trip.

(1) REASON (2) MET 110D A FQUIPMENT F AILURE (EXPLAIN) 1-M ANtf AL B - M AINT. OR TEST.

2-MANUAL C-RLI UELING SCR AM D-REGULA10RY RESTRICTION 3 - A UTOM ATIC E-OPER ATOR TR AINING AND SCR AM LICINSE EXAMINATION 4-Otl^r F-ADMINIST R ATlVE G-OPL R ATIONAL ERROR (EXPLAIN)

II-0TilLR (EXPLAIN)

SUMMARY

No major outage this month.

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