ML20066G634

Monthly Operating Rept for Jan 1991 for Comanche Peak Steam Electric Station Unit 1

ML20066G634
Person / Time
Site:	Comanche Peak
Issue date:	01/31/1991
From:	Buschbaum D, William Cahill, Woodlan D TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
TXX-91067, NUDOCS 9102190213
Download: ML20066G634 (5)

Text

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Log # TXX 91067 File # 10010.2 Ref.

1. 10CFR50.36 1UELECTRIC Fek uary 15, 1991 wmiam J. cahm. Jr.

Execunw Vke hmirris V. S. Nuclear Regulatory Commission Attn:

Document Control Desk

^

Washington, DC 20555

$UBJECT:

C0HANCHE PEAK STEAM ELECTRIC STATION (CPSES)

DOCKET NO. 50-445 HONTHLY OPERATING REPORT FOR JANUARY 1991 Gentlemen:

Attached is the Monthly Operating Report for January 1991 prepared and submitted pursuant to Specification 6.9.1.5 of Appendix A (Technical Specifications) to the Comanche Peak Unit 1 Steam Electric Station Operating License, HPF-87.

Sincerely, William J. Cahill, Jr.

By:

D. R. Woodlan Docket Licensing Manager JLR/grp Attachment c - Mr. R. D. Hartin, Region IV Resident Inspectors, CPSES (3)

Mr. J. W Clifford, NRR 9102190213 910131 PDR ADOCK 0500 5

((g 400 North Olive Street L.ll. 81 Dallas, Texu 75201 j

F 1

Attachment to TXX 91067_

Page 1 of 4..

COMANCHE PEAK STEAM' ELECTRIC STATION, UNIT 1 NRC MONTHLY OPERATING REPORT DOCKETNO:

50 445 UNIT:

CPSES 1 DATE:

Februarv 8.1991 COMPLETED BY:

D. E. Buschbaum TELEPHONE:

817 897-5851 OPERATING STATUS -

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( 1 '. -

Reporting Period:' JANUARY 1991 Gross hours in reporting period: 744 2.

Currently authorized power level (MWt): 3111. Max. depend. capacity (MWe-Net): 11M* Design Electrical Rating (MWe Net):.11E 3.

Power level to which restricted (if any) (MWe Net): Hong

'4.

Reasons for restriction (if any):

THIS MONTH YRTO DATE CUMULATIVE 5..

Number of hours reactor was critical 710.5 710.5 3636.9-

-6i Reactor reserve shutdown hours 33.5 33.5 306.4

.7.

L Hours generator on line 702.5 702.5 3568.2

!.8, -

Unit reserve shutdown hours 0

0 0

.9.

Gross thermal energy generated (MWH) 2,259,446 2,259,446 10,416,374

10. Gross electrical energy generated (MWH) 762,318 762,318 3,427,318

11. Net = electrical energy generated (MWH) 728,251 728,251 3,241.765

' 12. Reactor Service factor ~

95.5 95.5 88.3

.1 3.- Reactor availability factor

.100 100 95.7

14. ' Unit. service factor 94.41 94.4 86.0 15'.' ' Unit availability > f actor 94.4 94.4 86.6 L16! Unit capacity factor (Using MDC) 85.2 85.2 68.4

17..-Unit capacity factor (Using Design MWe) 85.2 85.2 68.4

18. Unit forced outage rate-5.6 5.6 7.4

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

t Surveillance, 910413,' 6 weeks.

~20<'If shutdown at end of report period estimated date of startup:

=21., Units in test status (prior to commercial operation):

FORECAST ACHIEVED Initlai Criticality 900403 900403 initial' Eleciricity 900501 900424 Commercial Operation 900721 900813 l-

_ Estimated

l s-

' Attachm?nt to TXX 91067_-

- Page 2 of 4..

AVERAGE DAILY UNIT POWER LEVEL

-h DOCKETNO:

50 445-UNIT:

CPSES 1 DATE:

February 8.1991 COMPLETED BY:

D. E. Buschbaum TELEPHONE:

817-897-5851-MONTH. JANUARY 1991 DAY -

AVERAGE DAILY POWER LEVEL.

DAY

- AVERAGE DAILY POWER LEVEL-(MWe Net)

-(MWe Net)

!1 1063 17 1065 2-1063 18 1053 3<-

1061 19 1061

_ 4 '

1061 20

-1060 t51

-1060-21 1060-1

!6:

1R' 22 1060

' 7-1060 23 720 E8-1062 24 0

9_)

1061 25 205-10'-

1067' 26 879 11 1 1066 27 1062 z12 1018

-28~

1357-

~ 13 --

1066-29 1053 E14:

1061 30 1048-

.15 ~

1060 31 1050 16' 1063

i.o ' ;

g[

Attachment to TXX 91067 -

L Page 3 of 4., -

q, 7

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH' t

.]:

DOCKETNO:

50-445' UNIT:

- CPSES 1 DATE:

Februarv 8,1991 COMPLETED BY:

D. E. Buschbaum

[

TELEPHONE:

B17 897 5851

[

- MONTH': JANUARY 1991 J-1/1l 0000 Unit started month in MODE 1.

1/23 1636-

- Reactor Trip, Unit entered. MODE 3.

Reactor tripped on Turbine Trip due to low primary _ water pressure to main generator.

3 D25' 0206

. Unit' entered MODE 2.

0340 Unit Ontered MODE 1.

11/31 2400-

~. Unit ended month in MODE 1.

I F, \\, $

3 W

'-}

'l t

l'

-. = -.

{ \\,

Attachment to TXX-91067.

..c Page 4 of 4

(

L UNIT SHUTDOWNS' AND POWER REDUCTIONS DOCKETNO -

50-445

- UNIT:.

CP_SES1

. DATE:

February 8.1991' COMPLETED BY:

D. E. Buscitaum TELEPHOfE:

817-897-5851:

REPORT MONTH JANUARY 1991-AETHODOF -

TYPE SHUTTNG DOWN.

F. 6 DURATION TFEREACTOROR M

DATE SSCHEDUED (HOURS)

FEATN REDUCNG POWER CORREunVE/CTIONSCOfAENTS 001 900123' F.

41.5

~A 3

. Reactor Trip on Turbine Trip..See previous page. IIR 91-002 to follow.

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REASCN 2 ) METHOD A : EQUIPMENT FAILURE (EXPLAIN)

E OPERATOR TRANING AND UCEPGE EXAMINATION 1: MANUAL

.j B: MAINTOR TEST F: ADMINISTRATIVE 2i MANUALSCRAM C-REFUEUNG G OPERATIONALERROR(EXPLAIN) 3: AUTOMATICSCRAM l

D: REGlA.ATORYRESTRCTION H: OTHER(EXPLAIN)'

4: OTHER (EXPLAIN) -

_