ML20065R395

Monthly Operating Rept for Nov 1990 for Comanche Peak Unit 1

ML20065R395
Person / Time
Site:	Comanche Peak
Issue date:	11/30/1990
From:	Buschbaum D, William Cahill, Walker R TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
TXX-901050, NUDOCS 9012190039
Download: ML20065R395 (5)

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-F E Log # TXX-901050 Fi1e # 10010-m C .C Ref. # 100FR50.36

,, nlELECTRIC t

wim m J c.hui,Jr. December 14, 1990 Eucutive Vke hendent i

U. S. Nuclear Regulatory' Commission Attn: Document Control Desk-Washington, DC 20555

SUBJECT:

COMANCHE PEAK STEAM ELECTRIC STATION.(CPSES) '

DOCKET NO. 50 445 HONTHLY OPERATING REPORT FOR NOVEMBER 1990~ j

. Gentlemen Attached is the Monthly Operating Report for November 1990 prepared and

. submitted pursuant to Specification-6.9.1'.5 of Appendix A (Technical .

s

. Specifications) to the_ Comanche Peak Unit l' Steam Electric Station Operating License.

Sincerely.

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William J. Cahill, Jr.

By: I )N h /[

Roge FD. Walker Manager of. Nuclear Licensing

JLR/grp '

. Attachment-4 c~-LHr,iR. D. Martin. Region IV-Resident Inspectors, CPSES-(3). ,

Hr.:J.'W. Clifford NRR.:

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' 9012190039 901130 400 North Olive Street L B. 31 Dallas, Texas 7520!

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' Attachmeni'to TXX 901050 Pa ,e 1 of 4 COMANCHE PEAK STEAM ELECTRIC STATION, UNIT 1 NRC MONTHLY OPERATING REPORT DOCKETNO: 50 445 UNIT: CPSES 1 DATE: December 11.1990 COMPLETED BY: D. E. Buschbaum TELEPHONE: 817-897 5851 LOPERATING STATUS

1. Reporting Period: November 1990 Gross hours in reporting period: 220.

2. Currently authorized power level (MWt): 1411 Max depend. capacity (MWo Not): 1131. Design Electrical Rating (MWe Not): 11ED

3. Power lovel to which restricted (if any) (MWo Not): Hann

4. Reasons for rostriction (if any):

THIS MONTH YRTO DATE CUMULATIVE

5. Number of hours reactor was critical 431.2 2182.4 2182.4

6. Reactor reserve shutdown hours 111.1 272.9 272.9

7. Hours generator on line 415.5 2121.7 2121.7

8. ~. Unit reserve shutdown hours 0 0 0

9. . Gross thermal energy generated (MWH) 1,073,237 5,782,872 5, 82,872 10.. Gross electrical energy generated (MWH) 348,063 1,869,591 1,869,591

.1 1. Not electrical energy generated (MWH) 321,121 1,752,945 1,752,945

12. Reactor Service factor 59.9 82.9 82.9

13. Reactor availability factor 75.3 93.3 93.3 i 4, . Unit service factor 57.7 80.6 80.6 15', : Unit availability factor 57.7. 80.6 80.6-

16. Onit capacity factor (Using MDC) 39.2 58.6 58.6

-.17. ~ Unit capacity factor (Using Design MWo) 38.8 57.9 57.9

~1 8. ' Unit forced outage rate .

9.7 10.2 '10.2

19. Shutdowns scheduled over next 6 months (Type, Date, and Duratkin of each): a) Maintenance /

- Surveillance, 910401, 6 weeks.

20' .lf shutdown at end of report period, estimated date of startup:

21. Units in test status (prior to commercial operation): FORECAST ACHIEVED Inltlal Criticality -900403 900403 Inltlal Electricity 900501 900424 Commercial Operation 900721 900813

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..- . . , i LAttachment to TXX 901050

Page 2 of 4 AVERAGE DAILY UNIT POWER LEVEL ,

DOCKETNO: 50-445 UN!T: CPSES1 DATE: December 11.1990~

COMPLETED BY: D. E. Bunchbaum TELEPHONE: 817 897-5851 MONTH: NOVEMBER 1990

'l DAY ' AVERAGE DAILY POWER LEVEL (MY AVERAGE DAILY POWER LEVEL (MWe Net) (MWe Net) 1- 1083 17 414 2 1072 18 451

'3 ' 249 19 61

'4 0 20 39 -

5 0 21 615 6 0 22 931 7 0 23 1062

t'i :8 0 24 1097 0 25 1087

.1 0 - 0 26- 1048 11- 0 27 1037

1. 2 ' O 28 - 1035 43 0' 29- 974-1 4 -- O' 30~ 915 J15 ? 156 16- 298 N

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~ Attachment to TXX.901050 Page 3 of 4 -

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKETPO: 50 445 UNIT: CPSES 1 DATE: December 11.1990 COMPLETED BY: D. E. Buschbaum TEl.EPHONE: 817-897-5851 MONTH: NOVEMBER 1990 l 11/1- 0000 Unit started month in MODE 1.

l 11/3 1316 Unit entered MODE 2 to begin scheduled outage including incore flux thimble ,

cleaning, feedwater regulating valve design modification,90P maintenance and inaccessible snubber visual Inspections.

1430 Unit entered MODE 3.

~11/4 0847- Unit entered MODE 4.

1715 Unit entered MODE 5.

11/12 1024 Unit entered MODE 4.

2356 Unit entered MODE 3.

11/13 0522 Unit entered MODE 4 in order to establish conditions for surveillance test on RCS Pressure isolation Valves which could not be achieved in MODE 3.

.1113 Unit entered MODE 3.

11/14 1347 Unit entered MODE 2.

1803 Unit entered MODE 1.

~

111/18 0243 Protection Inverter IV1F'C3 failed.

1.1/19. 0200 Unable to restore inverter within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> por Technical Specification 3.8.3.1, plant shutdown initiated and notification of unusual event declared.

LER 90 041 to follow.

0651 Unit entered MODE 2.

0754 Unit entered MODE 3.

-11/20 0925 Unit entered MODE 2.

1238 Unit entered MODE 1.

1 t '/ 3 0 - 2400 Unit ended month in MODE 1.

_ ~ -. ._ ._

2 Attachment to TXX-901050 .3 Page 4 of 4  : --

UNIT SHUTDOWNS AND POWER REDUCTIONS .

DOCKETNCE 50-445 UNE: CPSES 1 -

DATE: December 11.1900 COMPLETED BY: D. E. Buschbaum TELEPHOE; 817-897-5851  ;

REPORT MONTH NOVEMBER 1990 i METHODOF

, TYPE SHUTTINGDOWN  !

Ff0RCED DURATION TKREACTOROR N1 DATE SSCHEDUI Fn (HOURS) REASCN REDUCINGPOWER CORRECTIVE ACTIONSCOMNENTS .

023 901103 S 259.5 8 1 Planned outage for BOP maintenance and incore flux thimble cleaning prior to winter peak load period 024 901114 F 13.0 G 4 Restart delayed following scheduled outage. Failure to perform surveillance test in MODE 4 required plant to cool down to MODE 4 after achieving MODE 3.

025 901114 F 0 B 4 Reduced Power operation for 105.3 hours3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> fot BOP grooming.

026 '901119 F 32.0 A 1 Protection inverter failure resulted in Tech Spec required shutdown. See wevious page.

1) REASON 2 ) METHOD A- EQUlPMENT FAILURE (EXPLAIN) . E. OPERATOR TRAINING AND UCENSE EXAMNATION 1: MANUAL B: MAINTORTEST F: ADMINISTRATIVE 2: MANUALSCRAM C- REFUEUNG G OPERATIO.JALERROR(EXPLAIN) 3: AUTOMATICSCRNA D: REGULATORYRESTRICTION H: OTHER (EXPLAIN) 4: OTHER (EXPLAIN)