ML20076G182

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Monthly Operating Repts for Sept 1994 for Catawba Nuclear Station
ML20076G182
Person / Time
Site: Catawba  Duke Energy icon.png
Issue date: 09/30/1994
From: Robert Williams
DUKE POWER CO.
To:
Shared Package
ML20076G186 List:
References
NUDOCS 9410190159
Download: ML20076G182 (11)


Text

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j OPERATINS DATA REPORT

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l DOCKET NO 50-413' DATE 0ctober 14. 1994

- OPERATING STATUS COMPLETED BV R.A. Willian TELEPHONE 704-382-5346 i

1. Unit Name: Catanha 1

[

2. Reporting Period: September 1, 1994-September 30,1994
3. Licensed Thereal Feuer (MWth 3411
4. Naseplate Rating (Bross MWe):

13055 Notes

  • Nameplate Rating L5. Design Electrical Rating (Net MWel:

1145 (Bross MWel calculated as l

6. Maxinus Dependable Capacity (Bross MWe):

1192 1450.000 MVA i.90 power

7. Maxisus Dependable Capacity (Net MWe):

!!29 factor per Page iii, B. If Changes Dccur in Capacity Ratings (Items Number 3 Through 7) Since Last NUREB-0020.

Report. Give Reasons; i

t

9. Power Level To Which Restricted, If Any (Net MWelt i
10. Reason For Restrictions, If any:

'j f

I This Month Yr.-to-Date Cuaulative I

11. Hours in Reporting Period 720.0 6551.0 81144.0 i
12. Number Of Hours Reactor Was Crittcal 720.0 6524.6 62302.6 I
13. Reactor Reserve Shutdown Hours-

--0--

--0--

--0--

l

14. Hours Generator Dn-Line 720.0 6513.1 61166.5
15. Unit Reserve Shutdenn Hours

--0--

16. Gross Thernal Energy Generated (MWH) 2317356 21497199 198739735
17. Gross Electrical Energy Generated (MWH) 827324 7661579 70025714
10. Net Electrical Energy Generated (MWH) 792430 7256694 65001323
19. Unit Service Factor 100.0 99.4 75.4 l
20. Unit Availability factor 100.0 99.4 75.4 j
21. Unit Capacity Fatter (Using MDC Net) 96.3 78.1 71.6

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22. Unit Capacity Facter (Using IER Net) 94.9 96.7 70.8 j
23. Unit forced Outage Rate 0.0 0.6 9.4
24. Shutdown Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

i Refueling - February 11, 1995 - 53 days E5. If Shut Dcwn At End Of Report Feriod. Estisated Date of Startup:

l

26. Units In Test Status (Prior to Ceasercial Operation):

Forecast.

Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMERCIAL 0FERATI0h

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-l 9410190159 940930 DR ADOCK 05000413 FDR i

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DPERATINGDATAREPORT i

DDCKET ND 50-413 l

UNIT Catawba 1 l

DATE October 14, 1994 COMPLETED BY R.A. Willins i

TELEPHONE 704-382-5346 90 NTH' Secterber 1994 l

i t

M.

_AVEEASE DAILY POWER LEVEL

-fH AVERAGE DAILY PDWER LEVEL (MWe-Net)

(MWe-Neti-

1. _

1130 17 1129

{

2 1136

.10 1133 3

1140 19-

^139 4

-1140 20 1141 5

-!!41 21 1139 1

6 1137 22 1139 7

B74 23 1137 l

l 0

6B5 24 1132 9

1091 25 1131 10 719 26 1136 B47 27 1139 j

12 1134 2B

!!39 13 1133 29 1136 14 1130 30 1136 15 1131 i

16

!!30

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-413 UNIT NAME caiawtsa 1 DATE lu/14/we REPORT MONTH September 1994 COMPLETED BY x.

a.

w1Luland TELEPHONE tius;-auz-aaso (1) 2)

3 (4)

(5)

E HOD T

A OF LICENSE N

Y S

SHUT EVENT SYS-CAUSE AND CORRECTIVE O

P DURATION O

DOWN REPORT TEM COMPONENT ACTION TO DATE E

HOURS N

R/X NO.

CODE CODE PREVENT RECURRENCE 7-P 94 7 F

B HH PUMPXX

'1A' MAIN FEEDWATER PUMP MAINTENANCE HB VALVEX

  1. 3 MAIN TURBINE CONTROL VALVE 8-P 94 7 F

A 9-P 94 7 F

B IA INSTRU NUCLEAR INSTRUMENTATION CALIBRATION HH PUMPXX

'1A' MAIN FEEDWATER PUMP 10-P 94 8 F

B MAINTENANCE 11-P 94-9-10 F

A HH PUMPXX MANUAL TRIP OF

'1A' MAIN FEEDWATER PUMP 12-P 94-9-10 F

B HH PUMPXX

'1A' MAIN FEEDWATER PUMP MAINTENANCE (1)

(2)

(3)

(4)

F Forced Reason-Method:

Exhibit G - Instructions A-Equi ment FailureB-Main enance or test (Explain)

S Scheduled 1-Manual for Preparation of Data 2-Manual Scram EntW Sheets For Licensee C-Refueling 3-Automatic Scram Event Report (LER (NUREG-0161))

D-Regulatory Restriction 4-Other (Explain)

File E-Operator training & License Examination F-Administrative (5)

(Explain) (Explain)

Exhibit I - Same Source G-Operator Error H-Other l

l

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l DOCKET: 50-413 1

UNIT: ' Catawba 1 Date:

10/14/94 I

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NARRATIVE

SUMMARY

[

I MONTH: September 1994

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Catawba Unit 1 began the month of September operating at 100% full power. The unit j

commenced decreasing power on 09/07/94 at 1155 and held at 65% power from 1520 to 1555 due to '1A' main feedwater pump maintenance. The unit had increased to 70%

't power when the unit experienced an immediate decrease to 63% power and held from

=

1557 to 1609 due to the closure of main turbine control -ralves #1 and #2 in response to main turbine throttle pressure transient created by the #3 main turbine control valve opening. The unit held from 1618 to 09/08/94 at 0037 to' correct T-AVG /T-REF I

error resulting from main tarbine runback initiated by closure of control valves #1 and #2. The unit held at 65% power from 0208 to 2249 due to

'lA' main feedwater pump f

maintenance. The unit returned to 100% full power on 09/09/94 at 1045. On 09/10/94 at 0052 a unit runback occurred due to manual trip of

'1A' main f eedwater pump and the unit held at 70% power from 0101 to 0650. The unit began decreasing power at 0650 and held at 63% power from 0859 to 09/11/94 at 1219 to complete

'1A' main feedwater pump maintenance. The unit returned to 100% power on 09/11/94 at 1950 and operated the remainder of the month at or near 100% full power.

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Prepared by: R. A. Williams Telephone: (704)-382-5346

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MONTHLY REFUELING INFORMATION REOUEST 1.

Facility name: Catawba.

Unit 1 2.

Scheduled next refueling shutdown: February 1995 3.

Scheduled restart following refueling: April 1995

)

l THE PROJECT MANAGER HAS BEEN ADVISED BY SEPARATE COMMUNICATION OF J

ANY T.S.

CHANGE OR LICENSE AMENDMENT. THEREFORE, QUESTIONS 4

THROUGH 6 WILL NO LONGER BE MAINTAINED IN THIS REPORT.

1 4.

Will refueling or resumption of operation thereafter require a technical specification change or other licence amendment?

If yes, what will these be?

If no, has reload design and core configuration been reviewed by

{

Safety Review Committee regarding unreviewed safety questions?

i 5.

Scheduled date(s) for submitting proposed licensing action and j

supporting information.

6.

Important licensing considerations (new or different design or supplier, unreviewed design or performance analysis methods, significant changes in design or new operating procedures).

7.

Number of Fuel assemblies (a) in the core: 113 (b) in the spent fuel pool: 181 L

8.

Present licensed fuel pool capacity: 1418 Size of requested or planned increase:

9. Projected date of last refueling which can be accommodated by l

present licensed capacity: SeDtember 2009 DUKE POWER COMPANY DATE:

October 14, 1994 Name of

Contact:

R.

A. Williams Phone:

(704)-382-5346 l

i

4 4

r DPERATING DATA 8tEPORT 5

DOCKET NO 50-414 DATEDctober 14. 1994 QffPATINGSTATUS.

C0MPLETED BY R.A. Williams T

l TELEPHONE 704-382-5346 i

1. Unit Name: Catawba 2 2.' Apporting Period: September 1,1994-Septesber 30,1994
3. Licensed Thersal Power (MWth 3411
4. Naseplate Rating (Bross MWeb 13055 Notes
  • Nameplate Rating
5. Design Electrical Rating (Net NWe):

1145 (Bross MWel calculated as

6. Mnisca Dependable Capacity (6ross MWe):

1192 1450.000 MVA x.90 poser

7. Maximus Dependable Capacity (Net MWe):

1129 factor per Page sii, B. If Changes Occur in Capacity Ratirgs (Itess Wusber 3 Through 7) Since Last WREG-0020.

Report. Give Reasons:

9. Power Level To Which Restricted, If Any (Net MWe):

l

10. Reason For liestrictions, If any:

This' Month Yr.-to-Date Ceaulative.

i 11.' Hours in Reporting Period 720.0 6551.0 71160.0

12. Nusber Of Hours Reactor Was Critical 649.2 4891.1 54032.0
13. Reatter Reserve Shutdown Hours

--0--

--0--

--0--

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14. Heurs Generator On-Line 644.9 4B10.1-53289.6
15. Unit Reserve Ehutdown Hours

--0--

--0--

--0--

16. Gross Thermal Energy Generated (MWH) 2067391 154707B4 172359823
17. Stess Electrical Energy Generated (MWH) 732881 5503918 61081177-
18. Net Electrical Energy Generated (MWH) 691060 6189057 57479114
19. Unit Service Factor 89.6 73.4 75.7 l

20.UnitAvailabilityFatter 89.6 73.4 75.7

21. Unit Capacity Factor (Using MDC Net) 95.0 70.2 71.4
22. Unit Cancity Factor (Using DER Net)

B3.8 69.2 70.6

-23. Unit Forced Outage Rate 10.4 3.2 9.1

24. Shutdown Scheduled Over Next 6 Menths (Ty;e, Date, and Duration of Each):

l None

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25. 1.f Shut Down At End Of Report Period. Estimated Date of Startup:
26. Units In Test Status (Prior to Coseercial Operation):

Forecast Achieved i

i INIllAL CRITICALITY INITIAL ELECTRICITY CDMERCIAL OPERATION l

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OPERATINS DATA REP 0pi..

DOCKEI NO 50-414-UNIT Catawba 2 DATE 0ctober 14,1994 COMPLETED BY R.A. Williams TELEPHONE 704-382-5346-

-G0 NTH September,1994

[E AVERASE DAILY PDWER LEVEL

.DJE AVERAGE DAILY PDWER LEVEL (MWe-Net)

(MWe-Net) 343 17 694 l

2 1116 19 745 i

3 1152 19 1125 I

4 1152 20 1152 I

(

5 1151 21 985 l~

I 6

1144 22 1134 l

i

-7 1146 23 1149 l

E 1150

.24 1146 l

-9 1146 25 1145 1

l

' b 10 1147 26 1149 l

11 1149 27 1153 I

- 12 1151 28 1155 13 893 29 1155 14 0

30 1155 15 0

16 10

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-414 UNIT NAME uniawea e DATE lu /14 / 'J e REPORT MONTH September 1994 COMPLETED BY x.

a.

wlbblaris TELEPHONE (suoj-Juz-3J46 (1)

{2)

(4)

(5) 3 E

HOD T

A OF LICENSE N

Y S

SHUT EVENT SYS-CAUSE AND CORRECTIVE O

P DURATION O

DOWN REPORT TEM COMPONENT ACTION TO DATE E

HOURS N

R/X NO.

CODE CODE PREVENT RECURRENCE 6

94 1 F

6.20 A

EB XXXXXX REACTOR TRIP DUE TO SLIDING INCORRECT LINK 19-P 94 1 F

A HG XXXXXX SECONDARY CHEMISTRY 7

94-9-13 F

68.95 A

3 HB VALVEX (REACTOR TRIP) STEAM GENERATOR

'2C' MAIN STEAM ISOLATION VALVE FAILED 20-P 94-9-17 F

A HH PUMPXX

'2B' MAIN FEEDWATER PUMP TURBINE 21-P 94-9-21 F

A HH PUMPXX

'2A' MAIN FEEDWATER PUMP TURBINE OIL LEAK (1)

(2)

(3)

(4)

F Forced Reason

  • Method:

Exhibit G - Instructions A-Equipment FailureB-Maintenance or test (Explain)

S Scheduled 1-Manual for Preparation of, Data 2-Manual Scram Entry Sheets For Licensee C-Refueling 3-Automatic Scram Event Report (NUREG-0161))

(LER D-Regulatory R9striction 4-Other (Explain)

File E-operator Training & License Examination F-Administrative (5)

(Explain) (Explain)

Exhibit I - Same Source G-Operator Error H-Other l

DOCKET: 50-414 UNIT:

Catawba 2 Date:

10/14/94 NARRATIVE

SUMMARY

MONTH: September 1994 Catawba Unit 2 began the month of September in an outage due to sliding incorrect link. The unit returned to service on 09/01/94 at 0612. The unit began power escalation and held at'30% power from 1125 to 1238 due to secondary chemistry. The unit returned to 100% full power on 09/02/94 at 0545. On 09/13/94 at 1854 the unit experienced a reactor trip due to steam generator

'2C' main steam isolation valve failed. The unit returned to service on 09/16/94 at 1551. During power escalation, the unit held at 65% power on 09/17/94 from 0450 to 09/18/94 at 2150 due to '2B' main feedwater pump turbine work. The unit returned to 100% full power on 09/19/94 at 0540. On 09/21/94 at 1152 the unit commenced. power decrease and held at 68% power from 1410 to 2124 due to

'2A' main feedwater pump turbine oil leak. The unit returned to 100% full power on 09/22/94 at 0450 and operated at or near 100% full power the remainder of the month.

Prepared by: R. A. Williams Telephone: (704)-382-5346

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MONTHLY REFUELING INFORMATIOh REOUEST j

.1.

Facility name:~ Catawba.

Unit 2 2.

Scheduled next refueling shutdown: October 1995 3.

Scheduled. restart following refueling: December 1995 I

THE PROJECT MANAGER HAS BEEN ADVISED BY SEPARATE COMMUNICATION OF ANY T.S.

CHANGE OR LICENSE AMEND"

. THEREFORE, QUESTIONS 4

l THROUGH 6 WILL NO LONGER BE MAINTAi.,

1 THIS REPORT.

4.

Will refueling or resumption of operation thereafter require a i

technical specification change or other licence amendment?

If yes, what will these be?

t If no, has reload design and core configurati - '

an reviewed by Safety Review Committee regarding unreviewed c.

cy questions?

j 5.

Scheduled date(s) for submitting proposed licensing action and i

supporting information.

i 6.

Important licensing considerations (new or different design or I

supplier, unreviewed design or performance analysis methods, l

significant changes in design or new operatina procedures).

{

7.

Number of Fuel assemblies (a) in the core 121 f

(b) in the spent fuel pool: AAA l

8. Present licensed fuel pool capacity: 1418 Size of requested or planned increase:

j

9. Projected date of last refueling which can be accommodated by present licensed capacity: September 2011 i

i DUKE POWER COMPANY DATE:

October 14, 1994 Name of

Contact:

R.

A. Williams Phone:

(704)-382-5346 i

j i

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