ML20112A195

Monthly Operating Repts for April 1996 for CPSES

ML20112A195
Person / Time
Site:	Comanche Peak
Issue date:	04/30/1996
From:	John Marshall, Reible B TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
TXX-96362, NUDOCS 9605200340
Download: ML20112A195 (9)

Text

.

l Log # TXX 96362 F7 File # 10010.2 l

. C Ref. # 10CFR50.36  ;

= = l M/ELECTR/C May 15, 1996 C.1,ance Terry Group \he President l U. S. Nuclear Regulatory Commission Document Control Desk Washington, DC 20555 -

SUBJECT:

COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)

DOCKET NOS. 50-445 AND 50 446 1 MONTHLY OPERATING REPORT FOR APRIL 1996 Gentlemen: l Attached is the Monthly Operating Report for April 1996, prepared and submitted pursuant to Technical Specification 6.9.1.5 contained in Appendix A to the Comanche Peak Steam Electric Station Units 1 and 2. l Operating License Nos. NPF 87 and NPF 89, respectively. Should you have I any questions, please contact Jacob M. Kulangara at (214) 812 8818.

Sincerely, J

l C. L. Terry By: ,'

J( S. Marshall Generic Licensing Manager 4 JMK/jmk Attachment

. cc: Mr. L. J. Callan, Region IV

Ms. L. J. Smith, Region IV

~

Mr. T. J. Polich, NRR Resident Inspectors 9605200340 960430 PDR ADOCK 05000445 pop R

1 Energy Plaza 1601 Bryan Street Dallas. Texas 75201-3411

[ l I

Attachinent to TXX 96362

'Page l'of 8 g COMANCHE PEAK STEAM ELECTRIC STATION, UNIT 1 NRC HONTHLY OPERATING REPORT DOCKET NO.- 50 445 UNIT: CPSES 1-DATE: 5/ 7/96 COMPLETED BY: Bob Reible TELEPHONE: 817 897 0449 OPERATING STATUS

1. REPORTING PERIOD: APRIL 1996 GROSS HOURS IN REPORTING PERIOD: 719

2. CURRENTLY AUTHORIZED POWER LEVEL (HWt): 3411 MAX. DEPEND. CAPACITY (HWe Net): 1150

• DESIGN ELECTRICAL RATING (HWe Net): 1150

3. POWER LEVEL TO WHICH RESTRICTED (IF ANY) (HWe Net): NONE )

4. REASON FOR RESTRICTION (IF ANY):

THIS HONTH YR TO DATE CUMULATIVE

5. NUMBER OF HOURS REACTOR WAS CRITICAL 670 2.472 41,223

6. REACTOR RESERVE SHUTDOWN HOURS 0 0 2,604

7. HOURS GENERATOR ON LINE 652 2,436 40,625

8. UNIT RESERVE SHUTDOWN HOURS 0 0 0

9. GROSS THERHAL ENERGY GENERATED (HWH) 2,149,872 7,927,490 131,352.743

10. GROSS ELECTRICAL ENERGY GENERATED (HWH) 723,877 2,731,663 43.797,866

11. NET ELECTRICAL ENERGY GENERATED (HWH) 692,402 2,604,902 41,772.095

12. REACTOR SERVICE FACTOR 93.2 85.1 82.3

13. REACTOR AVAILABILITY FACTOR 93.2 85.1 87.5

14. UNIT SERVICE FACTOR 90.7 83.9 81.1

15. UNIT AVAILABILITY FACTOR 90.7 83.9 81.1

16. UNIT CAPACITY FACTOR (USING HDC) 83.7 78.0 72.5

17. UNIT CAPACITY FACTOR (USING DESIGN HWe) 83.7 78.0 72.5

18. UNIT FORCED OUTAGE RATE 9.3 16.1 5.2

19. SHUTDOWNS SCHEDULED OVER NEXT 6 HONTHS (TYPE, DATE AND DURATION OF EACH):

Refueling outage 1RF05 scheduled to begin on October 4,1996 with an estimated duration of 42 Days.

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 j 0 ESTIMATED i

k l

l Attachment to TXX-96362

(*.

Page 2 of 8 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.: 50 445 UNIT: CPSES 1 DATE: 5/ 7/96 COMPLETED BY: Bob Reible TELEPHONE: 817-897 0449 HONTH: APRIL 1996 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe Net) DAY (HWe-Net) 1 1109 17 1109 2 1109 18 1109 3 1109 19 1109 4 1109 20 1108 5 1108 21 1108 6 1108 22 1108 7 1062 23 1108 8 1107 24 1108 9 1108 25 1108 10 975 26 1108 11 0 27 1108 12 0 28 1109 13 0 29 1109 .

I 14 384 30 1108 1 15 1030 31 16 1105 l

l l

Attachment to TXX 96362 ,

Pagej,0f8'

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.: 50 445 UNIT: CPSES 1 DATE: 5/ 7/96 COMPLETED BY: Bob Reible TELEPHONE: 817 897 0449 HONTH: APRIL 1996 l

DAY TIME REMARK / MODE 04/01 0000 Began month at 100% power.

l 1744 Safety Injection relief valve 1 8851 leaked due to cracked weld on the piping flange: entered Technical Specification 3.0.3.

04/10 1844 Began turbine load reduction required by the Technical Specification to repair the leak on Safety Injection (SI) relief valve 1 8851.

04/11 0000 Unit held at 121 power to perform repairs to the weld on valve 1 8851.

0015 Began power ramp up following completion of valve repair.

0215 At 25% power. actions initiated to bring unit to MODE 2 to repair damaged seal gasket for Heater Drain valve 1-LV 2592.

0248 Manually tripped the turbine to repair 1 LV 2592.

0503 Hanually tripped the reactor due to rod control malfunction that resulted from a failed bank overlap counter circuit board during MODE 2 for repairing 1 LV 2592. Unit entered H0DE 3.

04/13 0512 Replaced the failed circuit board and the valve gasket and unit '

entered MODE 2.

0547 Reactor entered critical. ,

2126 Unit entered H0DE 1.

l 2138 Unit synchronized to the grid.

l l

l 04/15 1800 Unit regained 100% power.

1 04/30 2400 Unit ended the month at 100% power.

w

e Attachment to TXX-%362 Page 4 of 8 ,

UNIT SHUTDOWNS AND POWER RED'JCTIONS DOCKET N0.- 50-445 UNIT: CPSES 1 DATE: 5/ 7/% ,

COMPLETED BY: Bob Reible  :

TELEPHONE: 817-897-0449  !

REPORT MONTH- APRIL 19%

METHOD 0F TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR- i NO DATE 5: SCHEDULED (HOURS) REASON REDUCING POWER CORRECTIVE ACTIONS / COMMENTS i

5 960410 F A 4 Reduced power to repair cracked weld on SI ['

relief valve 1-8851. (See previous page).

LER 445/%-005-00.

6 960411 F 66.8 A 2 After completion of repair of the cracked weld,  !

unit was ramped up to 252 power level.

Action was initiated to bring the unit to H0DE 2 to repair damaged seal gasket on valve '

1-LV-2592. At this time, tripped the reactor -

manually due to rod control malfunction. (See previous page). LER 445/ % -006 00.

t

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 1 D: REGULATORY RESTRICTION H: OTHER (EXPLAIN) 4: OTHER (EXPLAIN) l

__ ..._ m. .. . _ . - _ _ -___.__m___ _._._______m _____________________.____________.__m_____.____ _ _ _ _ _ _ _ _ _ _ . _ _ _ _ _ _ _ _ _ _ _ _ _ _ __

Attachment to TXX-96362

'Page 5'of 8

, COMANCHE PEAK STEAM ELECTRIC STATION. UNIT 2 NRC MONTHLY OPERATING REPORT j DOCKET NO.- 50 446 UNIT: CPSES 2  ;

DATE: 5/ 7/96  :

COMPLETED BY: Bob Reible  !

TELEPHONE: 817 897 0449 OPERATING STATUS i

1. REPORTING PERIOD: APRIL 1996 GROSS HOURS IN REPORTING PERIOD: 719 l 2. CURRENTLY AUTHORIZED POWER LEVEL (MWt): 3411 MAX. DEPEND. CAPACITY (MWe Net): 1150

• DESIGN ELECTRICAL RATING (MWe-Net): 1150 l

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 0 1.279 18.824 l

6. REACTOR RESERVE SHUTDOWN HOURS 0 0 2.229

7. HOURS GENERATOR ON LINE 0 1,279 18.602 j 8. UNIT RESERVE SHUTDOWN HOURS 0 0 0

9. GROSS THERMAL ENERGY GENERATED (MWH) 0 4.261.224 59.824.135

10. GROSS ELECTRICAL ENERGY GENERATED (MWH) 0 1.454.985 20.159.606

11. NET ELECTRICAL ENERGY GENERATED (MWH) 0 1.398.017 19.256.375 i

12. REACTOR SERVICE FACTOR 0.0 44.1 78.3

13. REACTOR AVAILABILITY FACTOR 0.0 44.1 87.6

14. UNIT SERVICE FACTOR 0.0 44.1 77.4 3

15. UNIT AVAILABILITY FACTOR 0.0 44.1 77.4 I 16. UNIT CAPACITY FACTOR (USING HDC) 0.0 41.9 69.7 )

17. UNIT CAPACITY FACTOR (USING DESIGN MWe) 0.0 41.9 69.7

18. UNIT FORCED OUTAGE RATE 100.0 21.3 8.4 i

4 19. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE. DATE. AND DURATION OF EACH):

1 5/ 7/96

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

4

, 21. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION): ACHIEVED COMMERCIAL OPERATION 930803 l

o ESTIMATED a

Attachment to TXX 96362 Page 6 of 8 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.: 50 446 UNIT: CPSES 2 DATE: 5/ 7/96 COMPLETED BY: Bob Reible TELEPHONE: 817 897 0449 HONTH: APRIL 1996 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (HWe Net) DAY (HWe Net) 1 0 17 0 l

2 0 18 0 l i

3 0 19 0 4 0 20 0 5 0 21 0 6 0 22 0 7 0 23 0 8 0 24 0 9 'O 25 0 10 0 26 0 11 0 27 0 l l

12 0 28 0  ;

13 0 29 0 14 0 30 0

- 15 0 31 16 0 l

?

P Attachment to TXX 96362 Page 7 of 8 ,

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH j DOCKET NO.: 50 446 l UNIT: CPSES 2 DATE: 5/ 7/96  ;

COMPLETED BY: Bob Reible TELEPHONE: 817-897 0449 l

HONTH: APRIL 1996 l DAY TIME REMARK / MODE 04/01 0000 Unit began the month in H00E 5; refueling outage 2RF02 continued.

04/08 1421 Unit entered MODE 4.

04/11 1254 Reactor Coolant Pump (RCP) motor 2 01 tripped on over current.

. 04/17 0000 Planned unit refueling outage 2RF02 ended; unit entered forced outage to replace Reactor Coolant Pump motor 2 01.

04/30 2400 Unit ended the month in H0DE 5.

!. l l

Attachment to TXX-%362 Page 8 of 8 -

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-446 UNIT: CPSES 2

• DATE: 5/ 7/%

COMPLETED BY: Bob Reible

• TELEPHONE: 817-897-0449 REPORT MONTH. APRIL 19%

METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR i

NO DATE S: SCHEDULED (HOURS) REASON REDUCING POWER CORRECTIVE ACTIONS / COMMENTS 4  % 0401 S 383.0 C 4 Continued unit refueling outage 2RF02:

completed the refueling outage on April 17.19%.

(see previous page).

5  % 0417 F 336.0 A 4 While preparing for exiting the unit refueling outage 2RF02 with the reactor in MODE 4. Reactor Coolant Pump (RCP) motor 2-01 tripped on over-current. Unit returned to MODE 5.

Unit entered a forced outage to replace the RCP motor.(see previous page).

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)

.. -. __ _ _ _ -. _ - - - - _ _ - - - - _ _ _ _ _ _ _ _ - - - _ _ - _ - _ _ _ _ - - _ _ _ - _ _ _ _ _ _ - _ _ _ - _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ - _ - _ _ - - _ _ _ _ _ - -