ML20151W036

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Monthly Operating Repts for Aug 1998 for Cpses,Units 1 & 2. with
ML20151W036
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 08/31/1998
From: Reible B, Terry C, Walker R
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
TXX-98201, NUDOCS 9809150147
Download: ML20151W036 (9)
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] Log # TXX 98201 File # 10010.2 l

l Ref. # 10CFR50.36 1UELECTRIC September 11, 1998 c.ame wrry Senior Mce President

& PrincipalNuclear oficer 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 MONTHLY OPERATING REPORT FOR AUGUST 1998

. Attached is the Monthly Operating Report for August,1998, prepared and submitted pursuant to Technical Specification 6.9.1.5 contained in Appendix A to the CPSES Units 1 and 2 Operating License Nos. NPF 87 and NPF-89, respectively. During this reporting period, there have been no failures or challenges to the Power Operated  :

Relief Valves or Safety Valves for CPSES Unit 1 and Unit 2. t This communication contains no new licensing basis commitments regarding CPSES Unit I and Unit 2. Should you have any questions, please contact Douglas W. Snow at (254) 897 8448. .

1 Sincerely, h

C. L. Terry By: 844(

  • R. D.%alker Regulatory Affairs Manager i DWS/dws

-Attachment c- Mr. E. W. Herschoff, Region IV Mr. J. I. Tapia. Region IV Mr. T. J. Polich NRR Resident Inspectors

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., 9809150147 980831

  • V V U U' U FDR AD3CK 05000445 R PDR COMANCllE PEAK STEAM ELEC'IRIC STATION P.O. Box 1002 Glen Rose. Texas 7604L1002

Attachment to TXX 98201 Page 1 of 8

,- COMANCHE PEAK STEAM ELECTRIC STATION, UNIT 1 NRC MONTHLY OPERATING REPORT DOCKET NO.: 50-445  :

UNIT: CPSES 1  ;

DATE: 9/ 9/98 COMPLETED BY: Bob Reible TELEPHONE: 254 897-0449 OPERATING STATUS

1. REPORTING PERIOD: AUGUST 1998 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. REASON FOR RESTRICTION (IF ANY):

, THIS MONTH YR TO DATE CUMULATIVE

5. NUMBER OF HOURS REACTOR WAS CRITICAL 744 4,945 59,706
6. REACTOR RESERVE SHUTDOWN HOURS 0 0 2,632 l

' 7. . HOURS GENERATOR ON LINE 744 4,920 59,030

, 8. UNIT RESERVE SHUTDOWN HOURS 0 0 0

9. GROSS THERMAL ENERGY GENERATED (MWH) 2,536,025 16.490,534 193.270,318
10. GROSS ELECTRICAL ENERGY GENERATED (MWH) 840,242 5,533,418 64,605,378 l 11. NET ELECTRICAL ENERGY GENERATED (MWH) 805,031 5.294,387 61,696,699

! 12. REACTOR SERVICE FACTOR 100.0 84.8 84.6

13. REACTOR AVAILABILITY FACTOR 100.0 84.8 88.3 l
14. UNIT SERVICE FACTOR 100.0 84.4 83.6 l

l.15. UNIT AVAILABILITY FACTOR 100.0 84.4 83.6  !

-16. UNIT CAPACITY FACTOR (USING MDC) 94.1 79.0 76.0  ;

17. UNIT CAPACITY FACTOR (USING DESIGN MWe) 94.1 79.0 76.0 l ' 18. UNIT FORCED OUTAGE RATE 0.0 0.0 3.9
19. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE. AND DURATION OF EACH):
20. IF SHIRDOWN AT END OF REPORTING PERIOD, ESTIMATED DATE OF STARTUP:

22, . UNITS IN TEST STATUS (PRIOR TO COPNERCIAL OPERATION): ACHIEVED l

. COMMERCIAL OPERATION 900813

  • - ESTIMATED

Attachment to TXX 98201

'Page 2. of 8 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.: 50 445 UNIT: CPSES 1 DATE: 9/ 9/98 COMPLETED BY: Bob Reible 254 897 0449 TELEPHONE:

MONTH: AUGUST 1998 AVE:MGE DAILY POWER LEVEL- AVERAGE DAILY POWER LEVEL DAY (MWe Net) DAY (MWe Net) 1 1084 17 1082-2 1084 18 1081 3 .1083 19 1081 4 1082 20 1081 5 1082 21 1082 6 1083- 22 1082 7 1084 23 1083 8 1083 '24 1083 9 1083 25 1084 10 1083 26 1084 11 1081 27 1082 12 1080 28 1080 13 1081 29 1081 14 1082 30 1080 15 1082 31 1082 16 1082

l ' Attachment to TXX 98201  !

[ : Page 3 of 8 t

l SlH%RY OF OPERATING EXPERIENCE FOR THE MONTH ,

DOCKET NO.: 50 445  !

UNIT: CPSES- 1 i DATE: 9/ 9/98 l COMPLETED BY: Bob Reible i TELEPHONE: 254 897 0449 I I

MONTH: AUGUST 1998 l DAY TIME REMARK / MODE 08/01 0000 Unit began the month at 100% power. ,

08/31 2400 Unit ended the month at 100% power, i l

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' Attachment to TXX-98201 Page 4 of 8 UNIT SHUTD06t:S AND POWER REDUCTIONS DOCKET NO.: 50-445 UNIT: CPSES 1 DATE: 9/ 9/98 COMPLETED BY: Bob Reible TELEPHONE: 254-897-0449 REPORT MONTH: AUGUST 1998 METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR NO .DATE S: SCHEDULED (HOURS) REASON REDUCING POWER CORRECTIVE ACTIONS / COW 1ENTS None .None

1) REASON 2) METHOD A: EQUIPMENT FAILURE (EXPLAIN) E: OPERATOR TRAINING AND LICENSE EXAMINATION 1: MANUAL B: MAINT OR TEST F: ADMINISTRATIVE 2: MANUAL SCPAM C: REFUELING G: OPERATIONAL ERROR (EXPLAIN) 3: AUTOMATIC SCRAM D: REGULATORY RESTRICTION H: OTHER (EXPLAIN) 4: OTHER (EXPLAIN)

i Attachment t@ TXX 98201 i Pa9e 5 of 8' 1 COMANCHE PEAK STEAM ELECTRIC STATION, UNIT 2 l NRC MONTHLY OPERATING REPORT DOCKET No.: 50-446 UNIT: CPSES 2 DATE: 9/ 9/98 COMPLETED BY: Bob Reible TELEPHONF: 254-897 0449

-OPERATING STATUS

1. REPORTING PERIOD: AUGUST 1998 GROSS HOURS IN REPORTING PERIOD: 744 )

i

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. NUM8ER OF HOURS REACTOR WAS CRITICAL 744 5,816 37,920 ,
6. REACTOR RESERVE SHUTDOWN HOUP,5 0 15 2,326 )

~7. HOURS GENERATOR ON LINE 744 5,812 37,601  ;

8. UNIT RESERVE SHUTDOWN HOURS 0 0 0 I
9. GROSS THERMAL ENERGY GENERATED (MWH) '2,048,722 18,960,372 122.066,258 671,683 6,411,706 41,213,018
10. GROSS ELECTRICAL ENERGY GENERATED (MWH)

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11. NET ELECTRICAL. ENERGY GENERATED (MWH) 638,941 6,155,556 39,446,337
12. REACTOR SERVICE FACTOR 100.0 99.7 85.2
13. REACTOR AVAILABILITY FACTOR 100.0 100.0 90.4
14. UNIT SERVICE FACTOR 100.0 99.7 84.5
15. UNIT AVAILABILITY FACTOR 100.0 99.7 84.5
16. UNIT CAPACITY FACTOR (USING MDC) 74.7 91.8 77.1 l
17. UNIT CAPACITY FACTOR (USING DESIGN MWe) 74.7 91.8 77.1 18; UNIT FORCED OUTAGE RATE 0.0 0.3 5.0
19. SH'JTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE. AND DURATION OF EACH):
20. SHUTDOWN AT END OF REPORTING PERIOD, ESTIMATED DATE OF STARTUP:
21. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION): ACHIEVED COMMERCIAL OPERATION 930803
  • ESTIMATED l

' Attachment to TXX 98201

'Page 6 of 8 l

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.: 50 446 UNIT: CPSES 2 DATE: 9/ 9/98 COMPLETED BY: Bob Reible  !

TELEPHONE: 254 897 0449 -l MONTH: AUGUST 1998 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe Net) . DAY (MWe-Net) l' -

858 17 859 2 858 18 859 l

3 858 19 859 [

4 858 20 859 5 859 21 859-  ;

6 859 22 859 i i

7 859 23 859 8 859 24 859 l 4  !

9 859 25 850 10 859 26 860 )

11 859 27 860 12 859 28 856  !

l 13 859 29 858 14 859 30 861 15 859 31 858 16 859

. . . - . _ . _ . . . . . .. - -. - . . . . - .... .. ~ . - . . . . - .- . . . - . - . . . ~ . . . . . - .

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' Attachment'to TXX 98201  !

,:Page 7 of 8 l SlH%RY OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.: 50 446  !

UNIT: CPSES 2 DATE: 9/ 9/98 i COMPLETED BY: Bob Reible l TELEPHONE: 254 897 0449  !

i MONTH: AUGUST 1998  ;

DAY TIME REMARK / MODE:

08/01 0000 Unit began the month at 81% Reactor power to ensure the. <

turbine vibration level does not exceed established limits.

08/31 2400 Unit ended the month at 81% power.

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Attachment to TXX-982011 '.*

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

UNIT: CPSES 2-DATE: 9/ 9/98 COMPLETED BY: Bob Reible TELEPHONE: 254-897-0 4 9 REPORT MONTH. AUGUST 1998 METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR NO DATE S: SCHEDULED (HOURS) REASON REDUCING POWER CORRECTIVE ACTIONS /COPt(ENTS 4a 980801 S H 4 On 07/16 at 0000, unit power was reduced to 81%

power to ensure the turbine blade vibrations did not exceed established limits. This planned reduction was a conservative response to expected high summer temperatures. Unit was at 81% power for the entire month.

1) REASON 2) METH00 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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