ML20062N830

Monthly Operating Repts for Dec 1993 for Comanche Peak Steam Electric Station Units 1 & 2

ML20062N830
Person / Time
Site:	Comanche Peak
Issue date:	12/31/1993
From:	Julie Hughes TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
Shared Package
ML20062N829	List: ML20062N826 ML20062N830 ML20062N836 ML20062N843 ML20062N847
References
NUDOCS 9401240108
Download: ML20062N830 (9)

Text

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Attachment to TXX-94003 Page 1 of 13 COMANCHE PEAK STEAM ELECTRIC STATION, UNIT 1

'I NRC MONTHLY OPERATING REPORT DOCKET NO 50-445 UNIT CPSES 1 DATE 01/14/1994 J

COMPILED BY Janet Hughes TELEPHONE 817-897-5331 OPERATING STATUS i

Ll 1

REPORTING PERIOD: DECEMBER 1993 GROSS HOURS IN REPORTING PERIOD: 744 2.

CURRENTLY AUTHORIZED POWER LEVEL (MWt): 3411 MAX. DEPEND. CAPACITY (MWe-Net): 1150*

DESIGN ELECTRICAL RATING (MWe-Net): 1150 3.

POWER LEVEL TO WHICH RESTRICTED (IF ANY) (MWe Net): NONE 4

4.

REASON FOR RESTRICTION (IF ANYh THIS MONTH YR TO DATE CUMULATIVE '

k 5.

NUMBER OF HOURS REACTOR WAS CRITICAL 394-7,020 22,539 6.

REACTOR RESERVE SHUTDOWN HOURS 30 95 2,354-1 7.

HOURS GENERATOR ON LINE 333 6,934 -

22,093'

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UNIT RESERVE SHUTDOWN HOURS 0

0..

0 9.

GROSS THERMAL ENERGY GENERATED (MWH) 794,170 2.',453,978 69,749,805 10.

GROSS ELECTRICAL ENERGY GENERATED (MWH) 259,508 7,500,092 23,135,257'

11. NET ELECTRICAL ENERGY GENERATED (MWH) 232,055 7,153,475-21,995,851 l

12.

REACTOR RESERVE FACTOR 52.9 80.1 75.9 13.

REACTOR AVAILABILITY FACTOR 57.0 81.2 83.9 14 UNIT SERVICE FACTOR 44.7 79.2 74.4 15.

UNIT AVAILABILITY FACTOR 44.7 79.2 74.4 1

'JNIT CAPACITY FACTOR (USING MDC) 27.1 71.0 64.4 17.

UNIT CAPACITY FACTOR (USING DESIGN MWe) 27.1 71.0 64.4

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18. UNIT FORCED OUTAGE RATE 12,2

.1.9

. 6.1 19.

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

20. IF SHUTDOWN AT END OF REPORTING PERIOD, ESTIMATED DATE OF STARTUP:

21. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION):

ACHIEVED

.i COMMERCIAL OPERATION.

900813

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ESTIMATEO 9401240108 940114

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Attachment to TXX-94003 Page 2 of 13 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO 50-445

.l UNIT CPSES 1 l

DATE 01/14/1994-

'i COMPILED BY Janet Hughes TELEPHONE 817-897 5331 1

J MONTH:. DECEMBER 1993 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe Net) 01 0

17 201 02 0

18 482 03 0

19 738 1.

04 0

20 787 05 0

21 795 06 0

22 867 07 0

23 1039 l

08 0

24 515 09 0

25 0

10 0

26 42 11 0

27 444-12 0

28 890 13

'O 29 1087 14 0

30 1106 15 0

31 1105

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16 86

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.:i Attachment to TXX-94003 l

Page 3 of 13 l

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.

50-445 I

UNIT CPSES 1 DATE 01/14/1994 A

COMPILED BY. Janet Hughes TELEPHONE 817-897 5331 MONTH: DECEMBER 1993 i

DAY TIME REMARK / MODE l

12/01 0000 Unit started month in MODE 5, during third refueling outage.

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12 08 0553 Unit entered MODE 4.

I 12/09 2120 Unit entered MODE 3.

12/14 0033 Unit entered MODE 2.

e 0610 Reactor is critical.

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12/16 0230 Unit entered MODE 1.

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0310 Unit is back in MODE 2, as expected due to turbine overspeed tests.

0418 Unit entered MODE 1.

0501 Synchronized to the grid.

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12/24 1146 Turbine / Reactor trip while troubleshooting turbine speed senor. Unit entered i

MODE 3.

12/25 1710 Unit entered MODE 2.

1746 Reactor is entical.

12/26 0813 Unit entered MODE 1.

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1006 Syncronied to the grid.

C 12/31 2400 Unit ended month in MODE 1.

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Attachment to TXX-94003

'I Page 4 of 13 i

-Il

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH

]

DOCKET NO 50-445

' UNIT CPSES 1 DATE 01/14/1994 COMPILED BY Janet Hughes TELEPHONE 817-897-5331 MONTH: DECEMBER 1993 i

THIRD REFUELING OUTAGE MAJOR WORK SCOPE i

-t Snubber functional testing i

- Steam Generators 1-01 and 1-04 Eddy Current testing j

- Motor Operated Valve testing

- Containment Integrated Leak Rate Testing i';

- Reactor Vessel Norite inspections I

- Local Leak Rate testing l

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- Repaired Shrouded Blades on LP1 and LP2 Turbines

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- Changed out Main Transformer 1MT1 for refurbishment d

f

- Diesel Generator Train A and Train B maintenance, inspections and testing

- ECCS Forward Flow testing l

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- Replaced Plant Computer l

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- Train A and Train B integrated Test Sequence (ESFAS)-

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Attachment to TXX-94003 Page 5 of 13 UNIT F' JTDOWNS AND POWER REDUCTIONS DOCKET NO 50445 UNIT CPSES 1 DATE 01/14/1994 COMPILED BY Janet Hughes TELEPHONE 817-897-5331 REPORT MONTH: DECEMBER 1993 METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR NO DATE S: SCHEDULED (HOURS)

REASON REDUCING POWER CORRECTIVE ACTIONS / COMMENTS 14 931201 S

365.00 C

1 Third refueling outage.

15 931224 F

46.30 G

3 Technician in the process of troubleshooting the turbine speed sensor, inadvertently grounded the functional sensor resulting in O speed indication.

The tuming gear oil supply valve opened as de-signed causing drop in bearing oil pressure re-sulting in turbine top and reactor trip.

LER94-OO1 submitted.

1) REASON

2) METHOD A: EQUIPMENT FAILURE (EXPLAIN)

E: OPERATOR TRAINING AND LICENSE EXAMINATION 1: MANUAL B;MAINT OR TEST F: ADMINISTRATIVE 2; MANUAL SCRAM C: REFUELING G: OPERATIONAL ERROR (EXPLAIN) 3: AUTOMATIC SCRAM D: REGULATORY RESTR!CTION H:OTHER(EXPLAIN) 4:OTHER(EXPLAIN)

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Attachment to TXX 94003 Page 6 of 13

't COMANCHE PEAK STEAM ELECTRIC STATION, UNIT 2 NRC MONTHLY OPERATING REPORT DOCKET NO 50-446 UNIT CPSES 2 DATE 01/14/1994' COMPILED BY Janet Hughes l

TELEPHONE 817-897-5331 OPERATING STATUS 1.

REPORTING PERIOD; DECEMBER 1993 GROSS HOURS IN REPORTING PERIOD: 744 2.

CURRENTLY AUTHORIZED POWER LEVEL (MWt): 3411 MAX. DEPEND. CAPACITY (MWe-Net): 1150*

DESIGN ELECTRICAL RATING (MWe-Net): 1150 3.

POWER LEVEL TO WHICH RESTRICTED (IF ANY) (MWe Net): NONE i

4.

REASON FOR RESTRICTION (IF ANY):

THIS MONTH YR TO DATE CUMULATIVE 5.

NUMBER OF HOURS REACTOR WAS CRITICAL 744 3,289 3,289 6.

REACTOR RESERVE SHUTDOWN HOURS 0

327 327 7.

HOURS GENERATOR ON LINE 744 3,245 3,245 8.

UNIT RESERVE SHUTDOWN HOURS 0

0 0

9.

GROSS THERMAL ENERGY GENERATED (MWH) 2,512,502 10,617,958 10,617,958-

')

10.

GROSS ELECTRICAL ENERGY GENERATED (MWH) 855,730 3,587,227 3,587,227 11.

NET ELECTRICAL ENERGY GENERATED (MWH) 822,318 3,441,806 3,441,806 12.

REACTOR RESERVE FACTOR 100.0 91.0 91.0 ~

13. REACTOR AVAILABILITY FACTOR 100.0 100.0 100.0 14.

UNIT SERVICE F ACTOR 100.0 89.8 89.8 i

1 15.

UNIT AVAILABILITY FACTOR 100.0 89.8

-89.8 16.

UNIT CAPACITY FACTOR (USING MDC) 96.1 82.8 82.8 17.

UNIT CAPACITY FACTOR (USING DESIGN MWe) 96.1 82.8 82.8 18.

UNIT FORCED OUTAGE RATE 0.0 1.7 1.7 19.

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

20.

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

'I 21.

UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION):

ACHIEVED COMMERCIAL OPERATION 930803 ESTIMATED

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4 Attachment to TXX-94003 f

Page 7 of 13 -

AVERAGE DAILY UNIT POWER LEVEL i

DOCKET NO -

50-446.

UNIT CPSES 2 l

DATE 01/14/1994 j

I COMPILED BY Janet Hughes TELEPHONE 817-897-5331 i

MONTH: DECEMBER 1993 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL I

(MWo-Net)

(MWe-Net) 01 1115 17 1118 02 1118 18 1116-l 03 1117 19 1116 04 1117 20 1118 t

05 1116 21 1119 r

06 1121 22 1118

-f 07 1112 23

'1121 f

08 1116 24 1119 09 1112 25 1117 f

10 1114 26 1117 i

a 11 1104 27 1118 1

12 1119 28 1117 13 1113 29 1118 14 1105 30 1119 15 798 31 1115 16 1100 t

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Attachrnent to TXX-94003 Page 8 of 13 P

l

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO 50-446 UNIT CPSES 2 -

l DATE 01/14/1994 i

COMPILED BY ' Janet Hughes TELEPHONE 817-897-5331, 1

MONTH:

DECEMBER 1993 DAY TIME REMARK / MODE t

12/01 0000 Unit entered month in MODE 1.

12/31 2400 Unit ended month in MODE 1.

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-m Attachrnent to TXX 94003

. Page 9 of 13 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO 50446 UNIT CPSES 2 DATE 01/14/1994 COMPILED BY Janet Hughes TELEPHONE 817-897-5331 REPORT MONTH: DECEMBER 1993 METHOD OF TYPE SHUTTING DOWN F; FORCED DURATION THE REACTOR OR NO DATE S: SCHEDULED (HOURS)

REASON REDUCING POWER CORRECTIVE ACTIONS / COMMENTS 20 931214 F

0.00 A

4 Condensate cooling supply valves to blowdown heat exchanger failed causing secondary transient resulting in loss of 2B MFP.

Valves Repaired.

s 1

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1) REASON

2) METHOD A: EQUIPMENT FAILURE (EXPLAIN)

E: OPERATOR TRAINING AND LICENSE EXAMINATION 1: MANUAL B:MAINT OR TEST F: ADMINISTRATIVE 2: MANUAL SCRAM C: REFUELING G: OPERATIONAL ERRORlEXPLAIN) 3: AUTOMATIC SCRAM D: REGULATORY HESTRICTION H:OTHER(EXPLAIN) 4:OTHER(EXPLAIN)

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