ML20141E268
| ML20141E268 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 04/30/1997 |
| From: | Matthews W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| 97-288A, NUDOCS 9705200385 | |
| Download: ML20141E268 (12) | |
Text
_
VinorNIA Er.ucrurc AND Powna COMPANY Rrcr:Monn,VraorstA 20261 May 12,1997 United States Nuclear Regulatory Commission Serial No.
97-288A Attention: Document Control Desk NAPS /JHL Washington, D. C. 20555 Docket Nos. 50-338 50-339 License Nos. NPF-4 NPF-7 Gentlemen:
YlRGINIA ELECTRIC AND POWER COMPANY NORTli ANNA POWER STATION UNIT NOS.1 AND 2 MONTHLY OPERATING REPORT The April 1997 Monthly Operating Report for North Anna Power Station Unit 1 and 2 is
- being re-submitted due to an error in the " Hours in Reporting Period." Daylight Savings Time caused the hours to decrease by one.
Very truly yours, GBW &
W. R. Matthews Station Manager
< 7/ \\
Enclosure cc:
. U. S. Nuclear Regulatory Commission g
Region 11 l
Atlanta Federal Center 61 Forsyth St., SW, Suite 23T85.
Atlanta, Georgia 30303 NRC Senior Resident inspector c na Power Station sppsMH5
~
9705200385 970430 c-PDR ADOCK 0500o338:
R FDR [n
OPERATING DATA REPORT a.cxrt No.:
50-33s DATE: May 5, 1997 CONTACTS W. R. Matthews PHONE:
(540) 094-2101 OPERATING STA1V$
1.
Unit Namet................................
North Arina 1 April 1991 8.
Reporting Period (.....
3, Licensed Thermal Power (Wtis.............
2,093 4.
Nameplate Rating (Gross MWe)..
994 Design tiect rical Rating (Not FMe) t...........
907 6..
Maximum Dependable Capacity (Gross PNeln....
940 1.
Maaimum Dependable Capaci ty (Net FMe) s........
$?3 9.
If changes occur to Capacity Ratings (Items 3 thru 7) since last report, give reasons:
N/A 9.
Powes level to which restricted, if any (Wet MWe):
N/A~
10.
Reasons for restrictions, if any:
N/A This Month Y-t-D Cumulative 119.0 2,879.0 165,299.0 11.
Hours in Raporting Period.........
12.
Number of Houta Reactor was Critical............
119.0 2,079.0 128,096.2 13.
Reactor Reserve Shutdown Hours........................
0.0 0.0 7,046.0 719.0 2,879.0 125,052.8 14.
Hours Generator On-Line......
15.
Unit Reserve Shutdown Hours...................
0.0 0.0 0.0 2,079,201.4 0,325,771.9 335,906,308.5 16.
Gross thernial Energy Generated (MWH).
691,702.0 2,728,067.0 147,370,153.0 11.
Gross Electrical Energy Generated tMWH)..
lb.
Met Electrical Energy Generated (>t40.
449,799.0 2,597,708.0 104,584,362.0 19.
Uni t Service Factor.............
100.06 190.04 75.1%
100.06 100.06 75.74 20.
Unit Availability Factor...
21.
Unit capacity Factor (using M:n Net)...
101.24 101.04 10.84 22.
Unit Capacity f actor (using DEA Net)...
99.64 99.56 69.86 23.
Forced Outatje Rate..........................
0.04 0.04 8.64 24.
Shutdowns $cheduled Over Next 6 Months (Type, Date, Duration of Each) $cheduled Refueling Outage beginning May 11, 1997, durationa35 days.
35.
If shutdown -it end of Report Period, estimated time of startups
_N/A 26.
Units in Test Status (Prior to Conenercial Operation)1 2
1 Forecast Achieved
)
INITIAL CRITICALITY j
INITIAL ELECTRICITY ComERCIAL OPERATION
)
AVERAGE DAILY UNIT POWER LEVEL Docket No.:
50-338 Unit:
NA-1 Date:
May 5, 1997
Contact:
W. R. Matthews Phone:-
(540) 894-2101 l
MONTH: April 1997 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
LEVEL (MWe-Net) 1 903 17 907 2
903 18 907 3
903 19 908 4
903 20 907 5
903 21 903 6
902 22 903 7
902 23 903 8
903 24 903 9
903 25 899 10 903 26 903 11 903 27 904 12 903 28 902 13 903 29 903 14 907 30 903 15 907 16 907 Instructions :
On this format, list the average daily unit power level in MWe-Net. for each day in the reporting month.
Compute to the nearest whole megawatt.
' NORTH ANNA POWER STATION UNIT NO.:
1 MONTH: April
}.
SWHARY OF OPERATING EXPERIENCE Page 1 of 1 Listed below.in chronological' sequence is a summary ~ of operating experiences for this month which. required. load reductions or resulted in significant non-load related incidents.
Date Time Data April'01, 1997 0000 Began month with unit at 100% power, 949 MWe.
i April 25,1997 0933 Commence unit ramp down for performance of i
Turbine Valve Freedom Test (TVFT) from 100%
~
power, 950 MWe.
i 1015 Unit stable at 91.9% power, 879 MWe.
1039 TVFT ' complete satisfactorily.
Commence unit ramp to 100% power.
'153 Unit stable at 100% power, 946 MWe.
spril 30, 1997 2400 Ended month with tinit stable at 100% ' power, 949 MWe.
r 4
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Page 1
of 1
Ut4IT SHUTDOWN AND POWER REDUCTIOt4S Explanation Sheet 4
i Docket No.:
50-338 Report Month April Unit Name:
NA-1 i
Year:
1997 Date: May 5, 1997 j
Contact:
W. R. Matthews
- No entries this month.
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i UNIT SHUTDOWS AND POWER REDUCTIONS t
1 1-DOCKET NO.:
50-338 1
UNIT NAME:-.NA-1 DATE: May 5, 1997 REPORT MONTH: April 1997 CONTACT: W. R. Matthews l
PHONE: (540) 894-2101 t
1 2
3 4
5 Nm.
Date Type Duration Reason Method of Licensee system component cause & Corrective (hrs)
Shutting Event Code Code Action to Down Reactor Report 5 Prevent Recurrence l
- No entries this month.
1
-l.
i 1: Type 2: Reason 3: Method 4:
F= Forced A= Equipment Failure (explain) 1= Manual
^
E= Scheduled B-Maintenance or Test Exhibit F - Instructions.
2= Manual Scram for preparation of Data C= Refueling 3= Automatic Scram Entry Sheets for Licensee l
D=Reglilatory Restriction 4= Continuations Event Report (LER) File E= Operator Training & License Examine. tion 5= Load Reduction (NUREG-0161)
F= Administrative 9-Other G= Operational Error 5:
H=Other (explain)
Exhibit H - Same Source 4
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OPERATING DATA REPORT DOCRIT No.:
50-339 DATE May 5, 1997 CONTACT:
W. R. Matthews PHONE:
(540) 094-2101 OPERATING $7ATUS 1.
Un i t N ame s...............................
North Anna 2 April 1997 2.
Reportinc Periedt........................
2,893 3.
Licertsed Thermal Power (MWt)....
4.
Nameplate Rating (Gross MWel s.............
979 5.
Design Electrical Rating (Net Muel s...........
907 6.
Hamianam Dependable Capacity (Gross MWe).....
944 7.
Manisasa Dependable Capacity (Not MWe) s........
897 8.
If changes occur to Capacity Ratings (!tems 3 thru 7) since last report, give reasons:
N/A 9.
Fewer level to which restricted, if any (Not MWe)
N/A 10.
Iteasons for restrictions, if anys N/A This nmth Y-t-D Cumulative 719.0 2,879.0 143,567.0 11.
Hours in Reporting Period.......
12.
Nunt>er of Hours Reactor wa s Cri ti ca 1..........................
719.4 2,879.0 119,834.2 13.
Reactor Reserve shutdown Hours......
0.0 0.0 7,162.2 14.
Hours Generator on-Line......
719.0 2,079.0 110,663.2 15.
Uni t Reserve shutdown Hours.................
0.0 0.0 0.0 2,079,415.6 0,324,016.2 323,90 % 934.2 16.
Gross Thermal Energy Generated (MHH)..............
681,621 0 2,730,115.0 105,999,350.0 17.
Gross Electrical Energy Generated (MHH)...
649,966.0 2,601,177.0 101,294,359.0 10.
Net Electrical Energy Generated (MWH).
19.
Unit service Factor.....................................
100.04 100.06 82.76 20.
Unit Availability Tactor.
100.0%
100.06 82.76 l
100.84 100.76 18.54 81.
Unit Capacity Factor (using MDC Net)..
23.
Unit Capacity Factor (using DER Net).................
99.14 99.6%
17.8%
0.04 0.04 5.3%
23.
Forced outage Rate........
24.
Shutdowns $cheduled Over Next 6 Months (Type, Date, Duration of Each)
N/A 25.
If Shutdown at end of Report Period, estimated time of Startup N/A 26.
Units in Test Status (Prior to Connercial Operation):
Forecast Achieved
!NITIAL CPJTICALITY INITI AL ELECTRICITY COPNEhCIAL OPERATION
.)
AVERAGE DAILY UNIT POWER LEVEL Docket No. :
50-339 Unit:
NA-2 Date:
May 5, 1997
Contact:
W. R. Matthews Phone:
(540) 894-2101 MONTH: April 1997 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
LEVEL (MWe-Net) 1 2
903 17 907 902 18 907 3
902 19 908 4
901 20 908
~
5 902 21 904 6
902 22 904 7
902 23 903 8
903 24 903 9
904 25 903 10 904 26 903 i
11 899 27 903 12 903 28 902 13 904 29 903 14 909 30 903 15 908 16 907 l
Instructions:
On this format, list the average daily unit power leve'l in MWe-Net for each day in the reporting month.
Compute to the nearest whole megawa'.t.
NORTH ANNA POWER STATION
)
UNIT No.:
2 MONTH: April Sul4(ARY OF OPERATING EXPERIENCE Page 1 of 2 Listed below in chronological sequence is a summary of operating cxperiences for this month which required load reductions or resulted in cignificant non-load related incidents.
Date Time Data April 01, 1997 0000 Began month in Mode 1 at 100% power, 948 MWe.
April 09, 1997 0710 Received Defoaming Tank Level -
High annunciator 2T-C3.
1010 Received water detection annunciator for 2-GM-LS-211-3.
Investigation revealed oil in detector versus oil.
1118 Commenced unit ramp per step 2.3 of annunciator response 2-AR-T-B2 (Water Detector High) from 100% power, 949 MWe.
Ramping at 0.3% per hour.
1144 Performing change to annunciator response for water detector high 2-AR-T-B2 in accordance with Westinghouse memorandum stating that 2
operation is allowed with limited amount of continuous oil ingress.
Ramp terminated at 97.2% power, 924 MWe.
1156 Commenced ramp to 100% power from 97%, 920 MWe.
1236 Unit stable at 100% power, 948 MWe.
April 11, 1997 1005 CoLmenced unit ramp down for Turbine Valve Freedom Test (TVFT) from 100% power, 948 MWe.
1039 Unit stable at 91% power, 875 MWe.
1121 TVFT complete satisfactorily.
1127 Commenced ramp to full power after TVFT from 91% power, 875 MWe.
4 1147 Stopped ramp at 97.5% power, 933 MWe for resolution on #4 Governor valve stroke.
I l
NORTH ANNA PodER STATICH 1
i I
UNIT NO.:,.i MONTH: gril i
_StX@&RY OF OrdRATING EXPERIENCE Page 2 of 2 Listed below in chronological sequence is a summary of operating f
cxperiences for this month which required load reductions or resulted $n 4
cignificant non-load related incidents.
i pat.
Tim.
cata April 11,.1997 1159 Recommenced ramp to 100% power.
1210 Unit stable at 100% power, 942 MWe.
i April 30, 1997 2400 Ended month in Mode 1 at 100% power, 947 MWe.
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Page _ 1 of 1
UNIT SHUTDORN AND POWER' REDUCTIONS J'
Explanation Sheet-i Docket No.:
5')-339 i
Report Month April Unit Name:
'NA-2 Year:
1997 Date: May 5, 1997
Contact:
W. R. Matthews
- No entries this month.
)
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UNIT CHUTDOWS AND POWER REDUCTIONS i
DOCKET NO.:
50-339
{
UNIT NAME: NA-2 DATE: May 5, 1997 REPORT MONTH: April 1997 CONTACT: W. R. Matthews i
PHONE: (540) 894-2101 l
1 2
3 4
5 N3.
Date Type Duration Reason Method of Licensee System Component Cause & Corrective thrs)
Shutting Event Code code Action to Down Reactor Report i Prevent Recurrence 1
N o entries this month.
1; Type 2: Reason 3: Method 4:
F= Forced A= Equipment Failure (explain)-
l= Manual E=5cheduled B-Maintenance or Test Exhibit F - Instructions 2= Manual Scram for preparation of Data C= Refueling 3= Automatic Scram Entry Sheets for Licensee D= Regulatory Restriction L
4= Continuations Event Report (LER) File E= Operator Training & License Examination 5= Load Reduction (NUREG-0161)
F= Administrative l
9-Other G= Operational Error 5:
j H=Other (explain)
Exhibit H - Same Source i
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