ML20083N252

Monthly Operating Repts for Apr 1995 for CPSES Units 1 & 2

ML20083N252
Person / Time
Site:	Comanche Peak
Issue date:	04/30/1995
From:	Sirois E TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
Shared Package
ML20083N247	List: ML20083N244 ML20083N252 ML20083N256
References
NUDOCS 9505220306
Download: ML20083N252 (9)

Text

'

s Attachment to TXX-95128 Page 1 of 10 COMANCHE PEAK STEAM ELECTRIC STATION, UNIT 1 NRC MONTHLY OPERATING REPORT DOCKET NO.:

50-445 UNIT:

CPSES 1 DATE:

05/10/1995 COMPLETED BY:

Ed Sirols TELEPHONE:

817 897 5664 OPERATING STATUS 1.

REFORTING PERIOD: APRIL 1995 GROSS HOURS IN REPORTING PERIOD: 719 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.

REASON FOR RESTRICTION (IF ANY):

THIS MONTH YR TO DATE CUMULATIVE 5.

NUMBER OF HOURS REACTOR WAS CRITICAL 354 1,846 33,059 6.

REACTOR RESERVE SHUTDOWN HOURS O

O 2,440 7.

HOURS GENERATOR ON LINE 278 1,768 32,514 8.

UNIT RESERVE SHUTDOWN HOURS O

O O

9.

GROSS THERMAL ENERGY GENERATED (MWH) 697,466 5,737,572 104,672,678

10. GROSS ELECTRICAL ENERGY GENERATED (MWH) 224,340 1,917,756 34,814,383

11. NET ELECTRICAL ENERGY GENERATED (MWH) 201,915 1,825,332 33,188,779

12. REACTOR SERVICE FACTOR 49.3 64.1 80.0

13. REACTOR AVAILABILITY FACTOR 49.3 64.1 85.9

14. UNIT SERVICE FACTOR 38.6 61.4 78.7

15. UNIT AVAILABILITY FACTOR 38.6 61.4 78.7

10. UNIT CAPACITY FACTOR (USING MDC) 24.4 55.1 69.8

17. UNIT CAPACITY FACTOR (USING DESIGN MWe) 24.4 55.1 69.8

18. UNIT FORCED OUTAGE RATE 10.1 1.8 4.6 l

19. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE, A *!D DURATION OF EACH) :

Refueling Outage began March 4,1995 and ended April 18,1995.

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

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

ACHIEVED COMMERCIAL OPERATION 900813 ESTIMATED 9505220306 950515 PDR ADOCK 05000445 R

PDR

p-Attachment to TXX 95128 Page 2 of 10 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.:

50-445 UNIT:

CPSES 1 DATE:

05/10/1995 COMPLETED BY:

Ed Sirois TELEPHONE:

817/897-5664 MONTH : APRIL 1995 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 0

17 0

2 0

18 0

3 0

19 30 4

0 20 213 5

0 21 279 6

0 22 474 7

0 23 782 8

0 24 856 9

0 25 856 10 0

26 939 11 0

27 1099 12 0

28 1099 13 0

29 1101 14 0

30 1107 a

15 0

31 16 0

Attachment to TXX 95128 Page 3 of 10

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.:

50-445 UNIT:

CPSES1 DATE:

05/10/1995 COMPLETED BY:

Ed Sirois TELEPHONE:

817/897 5664 MONTH : APRIL 1995 DAY TIME REMARK / MODE 04/01 0000 Unit started the month in MODE 6.

04/02 0134 Unit entered MODE 5.

04/11 2102 Unit entered MODE 4.

04/13 0930 Unit entered MODE 3.

04/16 0532 Unit entered MODE 2.

04/17 2308 Unit entered MODE 1.

04/18 0107 Unit synchronized to the grid.

0502 Unable to establish feed flow due to a stuck closed Feedwater Bypass isolation Valve 1FW-0207. Unit taken off line and entered MODE 2.

04/19 1309 Feedwater Bypass isolation valve repaired and Unit entered MODE 1.

1415 Unit synchronized to the grid.

04/26 2200 Unit restored to full power, 04/30 2400 Unit ended the month in MODE 1 I

u Attachment to TXX 95128.

Page 4 of 10

^

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH 2

DOCKET NO.:

50-445 UNIT:

CPSES 1 DATE:

05/10/1995 i

COMPLETED BY:

Ed Sirois i

TELEPHONE:

817/897-5664 MONTH : APRIL 1995 DAY TIME REMARK / MODE e

Fourth Refuelina Outaae Maior Work Scone

-Main Transformer 1MT2 Replacement

-Reactor Coolant Pump 1-04 Motor Changeout

-Upgrade of all four Reactor Coolant Pump Cartridge Seals

-Snubber Functional Testing

-Train A RHR Pump Coupling Design Modification Containment Spray Pumps (all four) Impeller Changeout

-Eddy Current Testing of Steam Generators 2 & 5

-Sludge Lancing of all four Steam Generators Trains A & B Diesel Generator Maintenance inspections

-Local Leak Rate Testing

-Core Funnel Inspections b

-HP Turbine Stop & Control Valve Inspections

-LP Turbine Stop & Control Valve Testing Eddy Current Testing of LP Turbine Blades

-Repair Groove on Main Generator Shaft

-RCS Check Valve Seat Leakage Testing l

-Train A & B Integrated Test Sequence h

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Attachment to TXX-95128 -

Page 5 of 10 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.:

50-445 UNIT:

CPSES 1 DATE:

05/10/1995 COMPLETED BY:

Ed Sirois TELEPHONE:

817/897-5664 REPORT MONTH : APRIL 1995 METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR NO DATE S: SCHEDULED (HOURS)

REASON

- REDUCING POWER CORRECTIVE ACTIONS / COMMENTS 1

950401 S

408.00 C

1 Refueling outage (1RFO4) continue.

2 950418 F

33.22 A

1 Repaired Feedwater Bypass isolation Valve.

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 RESTRICTION H: OTHER (EXPLAIN) 4: OTHER (EXPLAIN)-

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Attachment to TXX 95128 Page 6 of 10 COMANCHE PEAK STEAM ELECTRIC STATION, UNIT 2 NRC MONTHLY OPERATING REPORT DOCKET NO.:

50-446 UNIT:

CPSES 2 DATE:

05/10/1995 COMPLETED BY:

Ed Sirois TELEPHONE:

817/897 5664 OPERATING STATUS 1.

REPORTING PERIOD: APRIL 1995 GROSS HOURS IN REPORTING PERIOD: 719 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.

REASON FOR RESTRICTION (IF ANY):

THIS MONTH YR TO DATE CUMULATIVE 5.

NUMBER OF HOURS REACTOR WAS CRITICAL 719 2,879 11,997 6.

REACTOR RESERVE SHUTDOWN HOURS O

O 2,154 7.

HOURS GENERATOR ON LINE 691 2,851 11,791 8.

UNIT RESERVE SHUTDOWN HOURS 0

0 0

9.

GROSS THERMAL ENERG.' GENERATED (MWH) 2,291,023 9,595,445 36,895,370

10. GROSS ELECTRICAL ENERGY GENERATED (MWH) 775,489 3,269,401 12,425,456

11. NET ELECTRICAL ENERGY GENERATED (MWH) 742,238 3,140,750 11,835,706

12. REACTOR SERVICE FACTOR 100.0 100.0 78.0

13. REACTOR AVAILABILITY FACTOR 100.0 100.0 92.8

14. UNIT SERVICE FACTOR 96.1 99.0 77.3

15. UNIT AVAILABILITY FACTOR 96.1 99.0 77.3

16. UNIT CAPACITY FACTOR (USING MDC) 89.8 94.9 67.5

17. UNIT CAPACITY FACTOR (USING DESIGN MWe) 89.8 94.9 67.5

18. UNIT FORCED OUTAGE RATE 3.9 1.0 9.6

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 COMMERCIAL OPERATION 930803 ESTIMATED

Attachment to TXX 95128 Page 7 of 10 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.:

50-446 UNIT:

CPSES 2 DATE:

05/10/1995 COMPLETED BY:

Ed Sirois TELEPHONE:

817/897 5664 MONTH : APRIL 1995 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 1118 17 1113 2

1117 18 1114 3

1111 19 1114 4

1113 20 1116 5

1116 21 1118 i

6 1118 22 1118 7

1116 23 1116 8

1100 24 1116 4

9 849 25 1118 10 8

26 1117 11 167 27 1115 12 945 28 1115 13 1116 29 1116 14 1117 30 1118 15 1119 31 16 1118

. + -

J Att:chment to TXX-96128 -

' Page 8 of 10 i

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.:

50-446 UNIT:

CPSES 2 DATE:

05/10/1995 COMPLETED BY:

Ed Sirois TELEPHONE:

817/897-5664 MONTH : APRIL 1995 DAY TIME REMARK / MODE 04/01 0000 Unit started the month in MODE 1.

04/10 0504 As a result of a latching mechanism failure on tha turbine overspeed device, the plant was taken off line and maintained in Mode 2 for repairs. Replaced the

'i overspeed trip device release-mechanism connecting rods.

04/11 0726 Unit returned to MODE 1.

0926 Unit synchronized to grid.

04/12 1500 Unit restored to full power.

04/30 2400 Unit ended the month in MODE 1.

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Attachment to TXX-95128 Page 9 of 10

+

UNIT SHUTDOWNS AND POWER REDUCTIONS I

DOCKET NO.:

50-446

. UNIT:

CPSES 2 DATE:

05/10/1995 COMPLETED BY:

Ed Sirois 1

TELEPHONE:

- 817/897-5664 REPORT MONTH : APRIL 1995 METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR NO DATE S: SCHEDULED (HOURS)

REASON REDUCING POWER CORRECTIVE ACTIONS / COMMENTS 2

950410 F

28.37 A

1 Latching device failure. See previous page.

l i

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 j

D: REGULATORY RESTRICTION H: OTHER (EXPLAIN) 4: OTHER (EXPLAIN) t t

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