ML20031C212

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Monthly Operating Rept for Apr 1976
ML20031C212
Person / Time
Site: Yankee Rowe
Issue date: 05/07/1976
From: Tarnuzzer E
YANKEE ATOMIC ELECTRIC CO.
To:
Shared Package
ML20031C210 List:
References
NUDOCS 8110060638
Download: ML20031C212 (4)


Text

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YANKIE ATOMIC NUCLEAR POWER STATION MONTHLY STATISTICAL REPORT 76-4 FOR THE MONTH OF APRIL, 1976 l

t 811.0060638 760507 l

PDtt ADOCK 05000029 R

PDR f

APPENDIX-B i

DOCKET NO.

50 EN UNIT-e DATE 7605 COMPLETED BY.

E.-C.

7ER i

TELEP110NE

('617)

XL213 i

J AVERAGE DAILY UNIT' POWER LEVEL 4'

MONTH April 1976 f

DAY AVERAGE DAILY MWe-net DAY

. DAILY f fWe-net.

1 85

.16 55 2

'139 17 35 3

156 18 54-i 4

155 19 34 5

155 20 54 6

155 21 54 i

7 154 22 54 8

155 23 53-9 155 24 53 10 155 25

.33 i

11 155 26 53 j

12 155 27 54 13 155 28 54 I

14 154 29 54 a

I 15 155 30 53 31 e

i i

Rev. 10/75 i

APPENDIX-C DOCKET NO.

50-29 DATE 760507 UNIT NAME YANKEE ROWE OPERATING PLANT DATA-COMPLETED BY E. C. TARNUZZER TELEP110NE (617) 366-9011 X 213 R P E R AllN E SI AlU S 1.

REPORTING PERIOD:

April 1976 GROSS Il0URS IN REPORTING PERIOD 719 2.

CURRENTLY AUTHORIZED POWER LEVEL MWt 600 MAX. DEPEND., CAP. (MWe-NET).175 DESIGN ELECTRICAL RATING (MWe-NET) 185 3.

POWER LEVEL TO WHICH RESTRICTED (IF ANY):

525.6 MWt 1

4.

REASONS FOR RESTRICTIONS (IF ANY): Peak lenear heat rate limit to comply with ECCS performance criteria of 10CFR50.46.

.i i -

THIS CUMULATIVE MONTil YR-TO-DATE TO DATE~

S.

HOURS REACTOR WAS CRITICAL 719 2,443 111,841 6.

REACTOR RESERVE SHUTDOWN 1100RS 0

0 0

7.

HOURS GENERATOR ON-LINE 713 2,368 107,824 8.

UNIT RESERVE SliUTDOWN 110URS 0

0 0

9.

GROSS THERMAL POWER GENERATED (MWil) 370,429 1,157,230 56,806,318 10.

GROSS ELECTRICAL POWER GENERATED (MWil) 116,799 365,830 17,431,383 11.

NET ELECTRICAL POWER GENERATED (MWil) 108,954 341,278 16,311,441 100.0 84.2 81.3 12.

REACTOR SERVICE FACTOR 100.0 84.9 80.7 13.

REACTOR AVAILABILITY FACTOR 14.

UNIT SERVICE FACTOR 99.1 81.6 79.6 IS.

UNIT AVAILAC,ITY FACTOP.

99.1 97.0 16.

UNIT CAPACITY FACTOR (USING MDC) 86.6 67.2 71.7 17.

UNIT CAPACITY FACTOR (USING DESIGN MWe) 86.6 67.2 71.7 18.

UNIT FORCED OUTAGE RATE 0.1 18.4 1.5 I

19.

SliUTDOWNS SCHEDULED TO BEGIN IN NEXT 6 MONTilS (STATE TYPE, DATE AND DURATION OF EACII): Ten day outage commencing 5/7 to replace generator exciter and plug steam generator tubes.

20.

IF SilUTDOWN AT END OF REPORT PERIOD, ESTD!ATED DATE OF STARTUP:

N.A.

nvm._svM/uL.

~

DOCKET NO.

50-29 UNIT NAME YANKEE ROWE DATE 760507 i

I i

COMPLET5?D BY E. C. TARNU2ZER APPENDIX D TELEP110NE (617) 366-9011 X 213 i

UNIT SHUTDOWNS AND POWER REDUCTIONS REPORT M0?irli April 1976 i

i TYPE METil0D OF F-FORCED DURATION SilUTTING DOWN NO.

DATE S-SCHEDULED (IIOURS)

REASON (1)

Tile REACTOR, (2)

CORRECTIVE ACTIONS / COMMENTS j

76-3 760328 F

86 A

3 Completion of outage caused by exciter shaft fallure.

~

f SUbo!ARY:

Plant load limited to 87% to limit peak linear heat rate. Temporary repairs to generator exciter completed on the first and plant restarted.

Shutdown scheduled May 7 to return repaired exciter to service and inspect 2 steam generators for tube leakage.

1 i

Rev. 10/75

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