ML20140E537
| ML20140E537 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 05/31/1997 |
| From: | Matthews W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| 97-350, NUDOCS 9706120133 | |
| Download: ML20140E537 (12) | |
Text
.
l VIHOINIA ELucTHIC AND Powna Courm I
Ricinnown,VIHOINIA 2I3261
+
l June 5,1997 United States Nuclear Regulatory Commission Serial No.97-350 Attention: Document Control Desk NAPS /JHL Washington, D. C. 20555 Docket Nos.
50-338 50-339 License Nos. NPF-4 NPF-7 j
Gentlemen:
YlRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT NOS.1 AND 2 MONTHLY OPERATING REPORT Enclosed is the May 1997 Monthly Operating Report for North Anna Power Station Units 1 and 2.
Very truly yours, C-!B W Y u W. R. Matthews Station Manager Enclosure cc:
U. S. Nuclear Regulatory Commission Region ll
~;
Atlanta Federal Center 61 Forsyth St., SW, Suite 23T85 h6 I
l Atlanta, Georgia 30303 l
M. J. Morgan NRC Senior Resident inspector k!,!{ Ilk!{ Ilk!I!!,
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North Anna Power Station 9706120133 970531 DR ADOCK 050003 8
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i VIRGINIA POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH: May YEAR:
1997 l
Approved:
LB d p
Station Manager
CPERATIN3 DATA REPORT i
i l
l DOCKET No.:
50-338 DATE: June 5, 1997 CONTACT:
W. R. Matthews PHONE:
(540) 894-2101 OPERATING STATUS 1.
Ur.it Names.
North Anna 1 2.
Peporting Periods.
May 1997 3.
Licensed Thermal Power (MWt).
2,893 4.
Nameplate hating (Gross MWe) t.
994 6
Design Electitcal pating (Net MHe)1.
907 6.
Maximum Dependable Capacity (Gross th ).
940 7
Mahimum DepenC ble Capacity (Net MWe)1.
893 8.
If changes occur to capacity Ratings (items 3 thru 7) since last report, glve reasons:
N/A 9.
Power level to which restricted, if any (Net MWe)
N/A 10.
Reasons for restrictions, if any:
N/A This Month Y-t-D Cumulative 11.
Hours in Reporting Period.
744.0 3,623.0 166,043.0 12.
Nupber of Hours Reactor was critical.
242.5 3,121.5 128,338.7 j
13.
Reactor Reserve Shutdown Hours.
13.5 13.5 7,059.5 14.
Hours Generator On-Line.
241.8 3,120.8 125,294.6 15.
Unit Reserve Shutdown Hours.
0.0 0.0 0.0 16.
Gross Thermal Energy Generated (HWH).
691,860.9 9,017,632.8 336,598,169.4 17.
Gross Electrical Energy Generated (MWHl.
226,650.0 2,954,717.0 147,597,403.0 18 Het Electrical Energy Generated (HWH).
215,699.0 2,813,406.0 104,800,060.0 19.
Unit Service Facter.
32.5%
86.14 75.54
+..
20.
Unit Availability Factor.
32.56 86.14 15.54 1
21.
Unit Capacity Factor (using MDC Net).
32.54 97.04 70.6%
22.
Ur.lt Capacity Factor (using DER Net).
32.04 85.6%
69.6%
23.
Forced Outage Pate.,
0.04 0.04 8.6%
24.
Shutdowns Scheduled over Next 6 bbnths (Type, Da te, Duration of Each): j ejuled Refuelinq Outage S
beginning May 11, 1997, duration =35 days.
25.
If Shutdown at end of Report Period, estimated time of Startups Estimated startup from Refueling Outage on June 10, 1997 26.
Units in Test Status (Frior to Conenercial Operation)
Forecast Achieved INITI AL CRITICALITY INITIAL ELECTPICITY COF94ERCIAL OFERATION
a AVERAGE DAILY UNIT POWER LEVEL l
Docket No.:
50-338 Unit:
NA-1 Date:
June 5, 1997
Contact:
W. R. Matthews Phone:
(540) 894-2101 f
i MONTH: May 1997 i
(
4 DAY AVERAGE DAILY POWER DAY AVEt%GE DAILY POWER LEVEL (MWe-Net)
LEVEL (MWe-Net) 1 901 17 0
0 2
902 18
~
0 3
902 19 i
4 903 20 0
5 903 21 0
6 903 22 0
7 903 23 0
8 903 24 0
i 9
901 25 0
10-861 26 0
11 5
27 0
l 12 0
28 0
13 0
29 0
14 0
30 0
t l
15 0
31 0
r l
16 0
l -
I Instructic ns -
On this format, li t the average daily unit power level in MWe-l' Net for each day in the reporting month.
Compute to the nearest whole megcwatt.
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NORTH ANNA POWER STATION 4
UNIT NO.:
1 MONTH:
May SUt44ARY 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.
Dag Time Data May 01, 1997 0000 Began month with unit at 100% power, 949 MWe.
May 10, 1997 2023 Commence unit ramp down for scheduled 1997 Refueling outage from 100% power, 950 MWe.
May 11, 1997 0145 Opened G-12 breaker.
Unit removed from line.
0209 Entered Mode 2.
0228 Tripped the reactor per procedure and entered Mode 3.
0628 Commenced RCS cooldown.
1109 Entered Mode.4.
1555 Entered Mode 5.
i 1625 Commenced breaking containment vacuum.
May 14, 1997 2307 Entered Mode 6.
May 26, 1997 0323 Re-entered Mode 6 after being defueled.
May 31, 1997 0041 Entered Mode 5.
l.
2400 Ended month in Mode 5 of scheduled Refueling
[
Outage.
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4 i
4 t
4
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Page _ 1 of 1
UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.:
50-338 Report Month May Unit Name:
NA-1 Year:
1997 Date: June 5, 1997
Contact:
W. R. Matthews l-
- 97-01 May 11, 1997 0145 hours0.00168 days <br />0.0403 hours <br />2.397487e-4 weeks <br />5.51725e-5 months <br />
(
Unit manually removed from service for scheduled j
Refueling Outage.
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UNIT SHUTDOWS AND POWER REDUCTIONS DOCKET NO.:
50-338 UNIT NAME:
NA-1 DATE: June 5, 190' REPORT MONTH: May 1997 CONTACT: W.
R. t'A t
.h PHONE: (540) 8 94-2P..
1 2
3 4
5 No.
Date Type Duration Reason Method of Licensee System Component Cause & Corrective (hrs)
Shutting Event Code Code Action to Down Reactor Report #
Prevent Pecurrence 97-1 970511 S
502.25 C
1 N/A N/A N/A 1: Type 2: Reason 3: Method 4:
F= Forced A= Equipment Failure (explain) l= Manual Exhibit F - Instructions S= Scheduled B= Maintenance or Test 2= Manual Scram for preparation of Data C= Refueling 3= Automatic Scram Entry Sheets for Licensee D= Regulatory Restriction 4= Continuations Event Report (LER) File E= Operator Training & License Examination 5= Load Reduction (NUREG-0161)
F= Administrative 9=Other G= Operational Error 5:
H=Other (explain)
Exhibit H
.e Source e
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OPERATIN3 DATA REPORT D C ET NO.t
$0-339 DATE: June 5, 1991 CONTACT:
W. R. Matthews PHONE:
(540) 894-2101 OPERATING STATUS 1.
Unit Names.
North Anna 2 2.
Raporting Periods..
May 1997 3.
Liceased Thermal Power (MWtit.
2,893 4.
Namer late Rating (Gross MWel t.
979 S.
Design Electrical Rating (Net MWelI.
907 6.
Maximum Dependable Capacity (Gross MWel:.
944 1
Maximum Dependable Capacity (Net MWe)t.,
8 97 8.
If changes occur to Capacity Ratings (Items 3 thru 7) since last report, glve reasonst N/A 9.
Power leve'. to which restricted, if any (Net MWel N/A 10.
Pe. sons for restrictions, if any:
N/A This Month Y-t-D Cumulative 11.
Hours in Reporting Period.,
144.0 3,623.0 144,311.0 12.
Nurber of Hours Reactor was Critical.
744,0 3,623.0 120,578.2 13.
Reactor Peserve Shutdown H'..Ars...
0.0 0.0 7,162.2 14.
Hours Generator On-Line.
744.0 3,623.0 119,401.2 15.
Unit Reserve Shutdown Hours.
0.0 0.0 0.0 16 Gross Thermal Energy GenerateJ (MMil.
2,151,729.1 10,475,745.3 326,057,663.3 17 Gross Electrical Energy Genera'.ed (MWH).
702,927.0 3,433,042.0 106,702,217.0 18.
Net Electricas Energy Generated (MWH).
669,026.0 3,270,203.0 102.9 0,385.0 19.
Unit Service Factor.
100.06 100.04 82.7%
20 Unit Availability Factor..
100.04 100.04 82.74 21.
Unit Caracity F# ter (using MDC Net).
100.24 100.6%
78.6%
22.
Unit Capacity Factor (using DER Net).
99.14 99.5%
71.9%
23.
Forced Outage Rate.
0.0%
0.0%
5.3%
24.
Shutdowns Scheduled Over Next 6 Onths (Type, Date, Duration of Eachl:
N/A 25.
If Shutdown at end of Repert Period, estimated time of Startup:
N/A 26.
Units in Test Status (Prior to Comercial Operation):
Forecast Achieved INITI AL CRITICALITY INITIAL ELECTk! CITY CafMERCIAL OPERAT!t41 l
l l
4
4 l
l AVERAGE DAILY UNIT POWER LEVEL Docket No.:
50-339 Unit:
NA-2 i
Date:
June 5, 1997
Contact:
W. R. Matthews Phone:
(540) 894-2101 MONTH: May 1997 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
LEVEL (MWe-Net) 1 902 17 900 2
903 18 898 3
903 19 898 4
903 20 897 5
903 21 897 6
903 22 898 7
903 23 898 8
902 24 898 9
897 25 897 10 899 26 897 11 899 27 898 12 899 28 897 13 898 29 896 14 900 30 896 15 900 31 896 16 900 i
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.
i
NORTH ANNA POWER STATION UNIT No.:
2 MONTH:
May SUt4%RY 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 May 01, 1997 0000 Began month in Mode 1 at 100% power, 947 MWe.
May 09, 1997 0942 Commenced unit ramp down for Turbine Valve Freedom Test (TVFT) from 100% power, 947 MWe.
1010 Unit stable at 929 power, 872 MWe.
1044 TVFT complete satisfactorily.
1046 Commence unit ramp to 100% power after completing TVFT.
1226 Unit stable at 100% power, 947 MWe.
May 31, 1997 2400 Ended month in Mode 1 at 100% power, 940 MWe.
I l
Page 1
of 1
UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.:
50-339 Report Month May Unit Name:
NA-2 Year:
1997 Date: June 5, 1997
Contact:
W. R. Matthews No entries this month, e
UNIT SHUTDOWS AND POWER REDUCTIONS DOCKET NO.:
50-339 UNIT FULME:
NA-2 DATE: June 5, 1997 REPORT MONTH: May 1997 CONTACT: W. R. Matthews*~
PHONE: (540) 894-2101 1
2 3
4 5
No.
Date Type Duration Reason Method of Licensee System Component Cause & Corrective (hrs)
Shutting Event Code Code Action to Down Reactor Report #
Prevent Recurrence N o entries this month.
1: Type 2: Reason 3: Method 4:
F= Forced A= Equipment Failure (explain) l= Manual Exhibit F - Instructions S= Scheduled B= Maintenance or Test 2= Manual Scram for preparation of Data C= Refueling 3= Automatic Scram Entry Sheets for Licensee D= Regulatory Restriction 4= Continuations Event Report (LER) File E= Operator Training & License Examination 5= Load Reduction (NUREG-0161)
F= Administrative 9=Other G= Operational Error 5:
H=Other (explain)
Exhibit H - Save Source
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