ML20134H296
| ML20134H296 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 01/31/1997 |
| From: | Matthews W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| 97-089, 97-89, NUDOCS 9702110234 | |
| Download: ML20134H296 (12) | |
Text
.
VIRGINIA ELECTHIC AND PownH COMI*ANY Rtcunown,Vxnoints 20261 February 6,1997 United States Nuclear Regulatory Commission Serial No.97-089 Attention: Document Control Desk NAPS /JHL Washington, D. C. 20555 Docket Nos.
50-338 50-339 j
License Nos. NPF-4 1
NPF-7 Gentlemen:
VIRGINlA ELECTRIC AND POWER COMPANY 4
NORTH ANNA POWER STATION UNIT NOS.1 AND 2 MONTHLY OPERATING REPORT Enclosed is the January 1997 Monthly Operating Report for North Anna Power Station Unit 1 and 2.
Very truly yours, 4.J W a W W. R. Matthews Station Manager Enclosure cc:
U. S. Nuclear Regulatory Commission Region ll 101 Marietta Street, N. W.
Suite 2900
!/
Atlanta, Georgia 30323 Mr. R. D. McWhorter b
NRC Senior Resident inspector North Anna Power Station 9702110234 970131 ADOCK0500g8 DR
l l
VIRGINIA POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT i
1 MONTH: Januarv YEAR:
1997 1
I I
i i
Approved:
b M
Station Manager j
l
CPERATING DATA REPORT DOCKET NO.
50-338 DATE: February 5, 1991 CONTACTS W. R. Matthews PHONE:
(540) 094-2101 OPERATING STATUS 1.
Unit Names....
North Anna 1 2.
Reportirig Periods.
January 1997 3.
1.icensed Thermal Power (MWtl.
2,893 4.
Nameplate Rating (Gross h is.
994 5.
Design Electrical Pating (Net MWels...
907 6.
Maximum Dependable Capacity (Gross HWe).
940 7.
Maximum Dependable Capacity (Net MWe)...
893 8.
If changes occur to Capacity Ratings (Items 3 thru 71 since last re;; ort, give 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 Peporting Period.
744,0 744.0 163,164.0 12.
Number of Hours Reactor was Critical.
744,0 744.0 125,961.2 13.
Reactor Peserve Shutdown Hours.
0.0 0.0 7,046.0 14.
Hours Generator On-Line.
744.0 144.0 122,917.8 15.
Unit Reserve Shutdown Hours.
0.0 0.0 0.0 16.
Gross Thermal Energy Generated (MWH).
2,151,416.6 2,151,416.6 329,731,953.2 17 Gross Electrical Energy Generated (MWH).
105,709.0 705,709.0 145,348,395.0 19 Net Electrical Energy Generated (MWH).
671,972.0 671,972.0 102,658,626.0 19.
Unit Service Factor.
100.06 100.0%
15.3%
20.
Unit Availability Factor.
100.0%
100.04 75.36 21.
Unit Capacity Factor (using W Het).
F.01.14 101.1%
70.4%
22.
Unit Capacity Factor (using DET 99.66 99.6%
69.46 23.
Forced Outage Rate.
0.0%
0.0%
A.8%
24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, Duration of Each) j Scheduled Refuelino Ouatae beainninq May 9, 1991 Duration = 35 days.
25.
If Shutdown at end of Report Period, tatimated time of Startup N/A 26.
Units in Test Status (Frior to C,rmercial Operation):
Forecast Achieved INITI AL CRITICALITY INITI AL ELECTRICITY COfEERCI AL OF EPATION
)
e AVERAGE DAILY UNIT POWER LEVEL Docket No. :
50-338 Unit:
NA-1 Date:
February 5, 1997
Contact:
W. R. Matthews Phone:
(540) 894-2101 MONTH: January 1997 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
LEVEL (MWe-Net) 1 905 17 904 2
905 18 904 3
900 19 904 4
904 20 904 5
905 21 904 6
904 22 904 7
905 23 904 8
905 24 902 9
905 25 897 10 904 26 901 11 905 27 901 12 904 28 901 13 904 29 901 14 904 30 901 15 903 31 902 16 904 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.
l
i i
NORTH ANNA POWER STATION j
UNIT NO.:
1 MONTH: January SUte4ARY 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 January 01, 1997 0000 Began month with unit at 100% power, 951 MWe.
i January 03, 1997 0940 Commenced ramp down from 100% power, 950 MWe for swapping Main Feedwater Pumps.
1005 Unit stable at 95% power, 905 MWe, l
1130 Commenced ramp to 100% power after swapping Main Feedwater Pumps.
1330 Unit stable at 100% power, 950 MWe.
January 25, 1997 1345 Commenced ramp down for Turbine Valve Freedom Test (TVFT) from 100% power, 950 MWe.
1437 Unit stable at 92% power, 870 MWe.
1510 TVFT complete satisfactorily.
1525 Commenced ramp to 100% power.
I 1615 Unit stable at 100% power, 945 MWe.
January 31, 1997 2400 Ended month with unit stable at 100% power, 950 MWe.
l i
8 9
Page 1
of 1
l UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.:
50-338 Report Month January Unit Name:
NA-1 Year:
1997 Date: February 5, 1997
Contact:
W. R. Matthews No entries this month.
l 1
i l
I i
i
r______
UNIT-SHUTDOWS AND POWER REDUCTIONS DOCKET NO.:
50-338 UNIT NAME:
NA-1 DATE: February 5, 1997 REPORT MONTH: January 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
- No entries this month.
1: Type 2: Reason 3: Method 4:
F= Forced A= Equipment Failure (explain) 1= 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 - Same Source
_ _ _ = _ _ _ _ = - - -
EPERATING DATA REPORT DOCrET NO.t 50-339 DATE: February 5, 1997 CONTACT:
W. R. N tthews PHONE:
(540) 894-2101 OPERATING STATUa 1
Unit Names..
North Anna 2 2.
Reporting Periods.
January 1997 3.
Licensed Thermal Power (MWt).
2,893 4.
Nameplate Rating (Gross MWe).
979 5.
Design Elect ical Rating (Net MWe):.
907 6.
Nximum Dependable Capacity (Gross MWe} t.
944 7.
Maximum Dependable Capacity (Net HWe).
897 8.
If changes occur to Capacity Ratings (Items 3 thru 7) since last report, give 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 II.
Hours in Reporting Period.
744.0 744.0 141,432.0 12.
Number of Hours Reactor was Critical.
744,0 744.0 117,699.2 13.
Peactor Reserve Shutdown Hours.
0.0 0.0 7,162.2 14.
Hours Generator On-Line.
744.0 744.0 116,528.2 15.
Unit Reserve Shutdown Hours.
0.0 0.0 0.0 16.
Gross Thermal Energy Generated (MWH).
2,148,955.0 2,148,955.0 317,730,873.0 17.
Cross Electrical Energy Generated (MWH).
705,621.0 705,621.0 103,914,856.0 18.
Net Electrical Energy Generated (MWH).
672,128.0 672,128.0 99,365,310.0 19.
Unit Service Factor..
100.04 100.04 82.4%
20.
Unit Availability Factor.
100.06 100.04 82.44 21.
Unit capacity Factor (using MDC Net).
100.74 100.7%
78.1%
22.
Unit Capacity Factor (using DER Net).
99.66 99.64 77.5%
23.
Forced Outage Rate.
0.04 0.04 5.44 24.
Shutdowns Schedulea Over Next 6 Months (T w o, Date, Duration of Each):
N/A 25.
If Shutdown at end of Report Period, ectimated time of Startup:
N/A 26.
Units in Test Status (Prior to Commercial Operation):
Forecast Achieved INITIAL CRIT 7CALITY INITIAL ELECTP.ICITY COM4ERCI AL OPERATION l
l l
1 l
i AVERAGE DAILY UNIT POWER LEVEL Docket No.:
50-339 l'
Unit:
NA-2 Date:
February 5, 1997 l
Contact:
W. R. Matthews Phone:
(540) 894-2101 i
I IONTH: January 1997 i
l l
DAi AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
LEVEL (MWe-Net) 1 907 17 904 2
907 18 904 3
907 19 904 4
907 20 899 5
908 21 904 l
6 907 22 904 7
906 23 i
8 906 24 904 905 l
9 907 25 904 l
10 906 26 905 11 906 27 905 12 905 28 905 13 905 29 906 14 906 30 868 15 905 31 885 l
16 905 l
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.
T t
4
I NORTH ANNA POWER STATION UNIT NO.:
2 MONTH: January l
SUte4ARY OF OPERATING EXPERIENCE i
Page 1 of 1 l
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 January 01, 1997 0000 Began month in Mode 1 at 100% power, 952 MWe.
January 20, 1997 0938 Commenced ramp from 100% power, 945 MWe for performance of Turbine Valve Freedom Test (TVFT).
1014 Unit stable at 90% power, 860 MWe.
)
1046 TVFT completed satisfactorily.
1049 Commenced ramp to 100% power after completing TVFT.
1125 Unit stable at 100% power, 944 MWe.
January 30, 1997 0459 "A" and "C" Moisture Separator Reheater (MSR) flow valves failed closed.
"B" valve at 10%
open and "D" at 25% open.
Valves then began to cycle between open and closed.
0536 MSR valves started to drift back open.
Reset push-button used to fully close all valves.
0538 Control rods stepped in " auto" to step 204 on "D" bank due to Tave/ Tref mismatch.
0538 Reactor power stabilized at 95.5%, 904 MWe.
January 31, 1997 1035 Moisture Separator Reheaters (MSRs) returned to service.
Returned unit to 100% power, 932 MWe.
1605 All control valves associated with the MSRs raturned to service.
Generator output increased to 950 MWe.
I 2400 Ended month in Mode 1 r* 100% power, 950 MWe.
l i
b i
____.._z__--.
t Page 1
of 1
UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet l
Docket No.:
50-339 Report Month January Unit Name:
NA-2 Year:
1997 Date: February 5, 1997 l
Contact:
W. R. Matthews
- No entries this month.
P l
1 1
{
l l
~
a A
O
4 UNIT SHUTDOWS.AND POWER REDUCTIONS DOCKET NO.:
50-339 UNIT NAME:
NA-2 DATE: February 5,' 1997 REPORT MONTH: January 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 i Prevent Recur.-ence l
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) i F= Administrative 9=Other G= Operational Error 5:
[
H=Other (explain)
Exhibit H - Same Source i
i a
i T
i
... ~.
--