ML19317E475

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Monthly Operating Rept for Apr 1975
ML19317E475
Person / Time
Site: Oconee  Duke Energy icon.png
Issue date: 05/07/1975
From:
DUKE POWER CO.
To:
Shared Package
ML19317E469 List:
References
NUDOCS 7912180723
Download: ML19317E475 (3)


Text

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O Oconca Unit 3 UNIT 5/7/75 DATE 50-287 DOCKET NO.

OPERATING STATUS 1.

REPORTING PERIOD:

April 1, 1975 TilROUGH April 30. 1975 HOURS IN REPORTING PERIOD:

720 2.

CURRENTLY AUTHORIZED POWER LEVEL (MWthe MAX. DEPENDABLE CAP ACITY (MWe NET.

R71 None 3.

LOWEST POWER LEVEL TO WHICH SPECIFICALL) RESTRICTED (IF ANY)(MWe-NET):

4.

REASONS FOR RESTRICTION (IF ANY):

THIS CUMULATIVE REPORTING PI RIOD YR TO DATE TO DATE 250.0 2019.4 2203.3 5.

HOURS REACTOR WAS CRITICAL.

6.

REACTOR RESERVE SHUTDOWN HOURS 222.7 1948.3 2131.1 7.

HOURS GENERATOR ON LINE..

8.

UNIT RESERVE SHUTDOWN HOURS.

l 9.

GROSS THERMAL ENERGY 420620 3966999 4411649 GENERATED (MWH) 10.

GROSS ELECTRICAL ENERGY GENERATED (MWH) 143890 1374800 1523714 11.

NET ELECTRICAL LNERGY GENERATED 133679 1306024 1447160 (MWH) 34.7 70.1 67.5 12 REACTOR AVAILABILITY F ACTOR (11 30.9 67.7 65.3 13.

UNIT AVAILABILITY F ACTOR (2) 21.3 52.1 50.9 14.

UNIT CAPACITY F ACTOR (3) 9.5 8.2 7.5 15 UNIT FORCED OUTAGE RATE (4).

16.

SHUTDOWNS SCHEDULED TO BEGIN IN NEXT 6 MONTHS (STATE TYPE. DATE. AND DUR ATION OF EACH):

17.

IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE 01 STARTCP:

18.

UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION) RE PORT THE FOLLOWING:

DATE LAST DkTE FORECAST ACH'IEVED INITIAL CRITICALITY INITIA L E LECTRICAL POWER GENER ATION COMMERCIAL OPER ATION (1) REACTOR AVAILABILITY F ACTOR X 100 O

X 100 (2) UNIT AVAILABILITY F ACTOR

=

p NFT Ell'CTRIC \\L POWFR t;F NF R ATED (3) UNIT CAPACITY FACTOR

=

MAX. DEPENDABLt CAPAL ITi <MWe. NET) X HOLRh IN REPOR flNG PERIOD FORCED OUTAGE HOURS (4)

UNIT FORCED OUTAGE R ATE HOURS GENERATOR ON :.INE + l'ORCED OLT AGE HOLRS 79121807

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DOCKET No. 50-287 UNIT oconee Unit 3 DATE 5/7/75 AVERAGE DAILY UNIT POWER LEVEL MONTH April, 1975 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-net)

DAY (MWe-net) 623 17 1

644 18 2

639 19 3

647 20 4

644 21 5

641 22 6

368 23 7

8 24 9

25 10 N

11 27 12 28 316 13 29 486 14 30 666 15 31 16 DAILY UNIT POWER LEVEL FORM INSTRUCTIONS On this form, list the average daily unit power level in MWe-net for each day in the reporting month.

Compute to the nearest whole megawatt.

These Ogures will be used to plot a graph for each reporting month. Note that by using maximum dependable capacity for the net electrical rating of the unit, there may be occasions when the daily average power level exceeds the 100% line (or the restricted power level line). In such cases, tne average daily unit power output sheet should be footnoted to explain the apparent anomaly.

DdCKET NO.

50-287 UNIT SHUTDOWNS UNIT NAME oconee Unit 3' DATli May 7, 1975 REPORT MONTil April, 1975 TYPE METHOD OF F-FORCED DURATION SHUTTING DOWN NO.

DATE S-SCHEDU LED (HOURS)

REASON (1)

THE REACTOR (2)

CORRECTIVE ACTIONS / COMMENTS

)

4 750407 F

7.35 G

3 Trip due to transient while aligning demineralizer valves 5

750407 S

473.86 B

Extended outage 4 to perform scheduled maintenance on reactor coolant pump seald 6

750427 F

4.63 A

3 Unit tripped while operating switchgear 7

750428 F

9.98 A

1 Shutdown to identify RC leakage 8

750430 F

1.50 A

1 Shutdown to identify RC leakage (1) REASON (2) METilOD A -EQUIPMENT F AlLUME (. XPLAIN) 1-MANUAL B-MAINT. OR TEST.

2-MANUAL C-REI UELING SCRAM

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D-REGULATORY RESTRICTIO N 3-AUTOM ATIC E-OPERATOR TRAINING AND SCRAM LICENSE EXAMINATION F-ADMINISTR AllVE G-OPERAllON AL ERROR IEXPLAIN)

Il-OlllLR (EXPLAIN)

SUMMARY

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