ML20132H223

Monthly Operating Rept for Jul 1985

ML20132H223
Person / Time
Site:	Columbia
Issue date:	07/31/1985
From:	Hutchison L, Powers C WASHINGTON PUBLIC POWER SUPPLY SYSTEM
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
NUDOCS 8510020096
Download: ML20132H223 (5)

Text

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4 OPERATING DATA REPORT WNP-2 01-Aug-85 1.

DOCKET: 50-397 2.

REPORTING PERIOD:

Jul-85 OUTAGE +0N-LINE HOURS 744 3.

UTILITY CONTACT:'

LEONARD HUTCHISON (509) 377-2501 EXT-2486 4.

LICENSED THERMAL POWER (MWt):

3323

~5.

NAMEPLATE RATING (GROSS MWe):

1200.1 6.

DESIGN ELECTRICAL RATING (NET MWe):

1100 7.

-MAXIMUM DEPENDABLE CAPACITY (GROSS MWe):

1140 C.

MAXIMUM DEPENDABLE CAPACITY (NET MWe):

1095 9.

IF CHANGES OCCUR ABOVE SINCE LAST REPORT, GIVE REASONS:

=

_ = - - - - - - - - - -

10. POWER TO WHICH RESTRICTED, IF ANY (NET MWe):

775 MWe Net RRC Pump inoperable.

-11. REASONS FOR RESTRICTIONS, IF ANY:

MONTH YEAR CUMULATIVE

12. REPORT PERIOD HOURS 744 5087 5527.2

13. HOURS REACTOR CRITICAL 692.5 3335.7 3752.2

10. RX RESERVE SHTDWN HRS 0.0 1029.9 1029.9

15. HRS GENERATOR ON LINE 661.9 3092.8 3491.3

16. UNIT RESERVE SHUTDOWN HOURS 0.0 1046.9 1046.9

17. GROSS THERMAL ENERGY (MWH) 1189200 8021643 9235271

10. GROSS ELECTRICAL ENERGY (MWH) 389620 2624060 3050990 19.. NET ELECTRICAL ENERGY (MWH) 369564 2515023 2925409

20. UNIT SERVICE FACTOR 89.0%

60.8%

63.2%

21. UNIT AVAILABILITY FACTOR 89.0%

81.4%

82.1%

22. UNIT CAPACITY FACTOR (MDC NET) 45.4%

45.2%

48.3%

23. UNIT CAPACITY FACTOR (DER NET) 45.2%

44.9%

48.1%

24. UNIT FORCED OUTAGE RATE 10.0%

16.7%

15.9%

25. FORCED OUTAGE HOURS 73.9 619.1 660.8

23. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE,DATE, DURATION):

- _ - - -=__--- -

_=---- --------------

27. IF CURRENTLY BHUTDOWN ESTIMATED STARTUP DATE:

k.. N 8510020096 850731 PDR ADOCK 050 7

l[j R

AVERAGE DA3LY UNIT POWER LEVEL 50-397 DOCKET NO.

UNIT WNP-2 8/1/85 DATE COMPLETED BY L.B. Hutchison TELEPHONE (509) 377-2501 A4'f 00 JULY 1985 MONTri DAY AVERAGE DAILY POWER LEVEL-DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(Mwe. Net) 10 1

0 17 199 116 2

18 3

379 18 481 4

563 20

-492 g

601 21 490 6

O 22 288

.7 624 23 623 a

612 24 9

596 651 25 603 to 720 26 486 11 27 732 486 12 A91 13 726 29-492 34 722 20 489 15 739 31 341 16

.a.,

I INSTRUCTIONS On this form, list the average daily unit power level in MWe. Net for each dr.y in the reper:ing month.Compu:e to th nea:est whole megawatt.

)

Taese figures will be ured to plot a graph for each reporung month. Note that when r.aximum dependable :apacity used for the net electncal rating of the unit, there may be occasions when the daily average power !cvel exceeds the

00?*c line (or the restricted power level line). In such cases, the average daily unit power output sheet should be footnoted to explairt the apparent anomaly.

DOCKET NO.

50-397 011T !WiE WNP-2 DATE 8/1/85 lt4IT SIUTDGWNS / REDUCTIONS COMPLETED BY L.B. Hutchison flEI' ORT PERIOD JULY 19 85 PAGE 1 of 2 TELEPilotE ( 509) 377-2501 ext 2486

month, yea'r NO.

DATE lYlf 100lls itEASON METii0D LER nut 0ER SYSlEM C(t.1PUNEllf CAUSE & CORftECTIVE ACfl0N 10 tilEVENT RECUltRENCE 85-12 7/1/85 F

29.6 A

3 85-047 HA VALVEX Reactor Scram during startup due to failure of limit switches on throttle valves #1 & #4 to reset when valves were opened.The switches were recalibrated and the plant returned to service.

'i " RFW Pump out of service due to bearing failure 85-02P 7/1/85 F 0

A 5

CB PUf1PXX B

CH PUf1PXX with resultant pump damage which limited power output to a maximum of approximately 82%.

Also, "B" RRC Pump failed on 7/3/85 due to motor CT failure and high vibration..This limited power output to. 50% ontil 7/19 when A Tech Spec change authorized increase power output on single loop operation as determined i'

by core stability which permitted approximately 70 to 72% power output.

j l

i 1-I l SuttARY l TYPE REASON METil0D SYSTEM & COMP 0 TENT F-Forced A-Equip Failure F-Admin 1-Manual Exhibit F & H j

S-Sched B4 taint or Test G-Oper Error 2-Manual Scram Instructions for C-Refueling Il-Other 3-Auto Scram Preparation of-D-RcGulatory Restriction 4-Continued Data Entry Sheet E-Operator Training 5-Reduced Load Licensee Event Report

& License Examination 9-Other (LER) File (NUREG-0161)

C.

• i DOCKET. ti0.

50-397 UNIT iW:E WriP-2 j

DATE 8/1/85 UllT SIUIDOWil5 / REDUCT10t4S COMPLElED BY L.B. Hutchison REfm T PERIOD JULY 19C5 PAGE 2 of 2 TELEPil0NE (509) 377-2501 ext 2486 j

month, year j

NO. ' DAIL lYl'E IUURS ItEAStYI METHUD LER nut 43ER SYSlut CU tPONDTI CAUSE & C010ECTIVE ACf10N 10 litEVENI ItECUf alt!i; 85-13 7/7/85 S

8.2 A

1 fi/A CB PUf1PXX Plant was shutdown because of A current transforr:e i

failure on

'B' RRC motor due to a failed i

termina tion.

Repairs were made and plant returned i to service.

However, excessive vibration preventec operating pump on 60 Hz.

i

!85-14 7/16/85 F 43.4 A

1 LATER CH VALVEXX Plant was shutdown due to excessive unidentified leakage in drywell. The leakage was identified as a feed water check valve hinae oasket.

Repairs were completed and plant returned to i

i service.

!85-15 7/18/85 F 0.8 G

9 HJ If4STRU Generator tripped during startup due to high j

f1SR level.

Upon investigation it was determined that level controller was not in proper mode.

\\

i

^

1 I

r I

l-I i

l St#f tARY l 1

i TYPE REAS0tl METil0D SYSTEM & COMP 0 TENT l

5 F-Forced A-Equip Failure F-Admin 1-Manual Exhibit F & H S :S* cried B-Maint or Test G-Oper Error 2-Manual Scram Instructions for C-Refueling II-Other 3-Auto Scram Preparation of l

D-Regulatory Restriction 4-Continued Data Entry Sheet

{

E-Operator Training 5-Reduced Load Licensee Event Report

& License Examination 9-Other (LER) File (NUREG-0161) 7

Washington Public Power Supply System 3000GeorgeWashingtonWay P.O. Box 968 Richland, Washington 99352-0968 (509)372-5000 August 6, 1985 l

Director Office of Resource Management U. S. Nuclear Regulatory Conunission Washington, D. C.

20555

Subject:

NUCLEAR PLANT NO. 2 MONTHLY OPERATING REPORT Transmitted herewith is the Monthly Operating Report for July 1985 as required by our Technical Specifications 6.9.1.6.

Very truly yours.

Okham C. M. Powers WNP-2 Plant Manager CMP /p1 l

l I

Enclosure cc: Mr. John B. Martin - NRC, Region V Mr. A. D. Toth

- WNP-2 Site Ms. Dottie Sherman - ANI, Farmington CT f