ML20004F748
| ML20004F748 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 06/05/1981 |
| From: | Rogers L VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | |
| Shared Package | |
| ML20004F746 | List: |
| References | |
| NUDOCS 8106220273 | |
| Download: ML20004F748 (7) | |
Text
L T'
VIRGINIA ELE.TRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH MAY YEAR 1981
- 5 APPROVED:
//
/
~ STATION MANAGER V
' 816833ss73
==-.-w==-
-c OPERATING DATA REPORT DOCKET NO.
50-338 DATE 06-05-81 COMPLETED BY L.L. Rogers TELEPHONE- (703) 894-5151 X2510.
i OPERATING STATUS-Notes
-le Unit Nase:
North Anna 1 2.
Reporting Period:
Mqy 1981 3.
-Licensed Thermal Power (M(!t):
2775 4.
Nameplate Rating (Gross MWe):
947 5.
Design Electrical Rating (Net MWe):
907 6.
Maximum Dependable Capacity-(Gross MWe):
915
- 7.. Maximum Dependable Capacity (Net MWe):
865 8.
If Changes Occur in-Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons:
Reevaluation of auxiliary load consumption.
9.
Power Level'To Which Restricted, If Any (Net MWe):
N/A 10.- Reasons For Restrictions, If Any:
N/A This Month Yr.-to-Date Cumulative 11.
Hours In Reporting Period 744 3,623 26,184 12.
Number of Hours Reactor Was Critical 744 1,333.6 19,306.7
- 13. Reactor Reserve Shutdown Hours 0
~~
1,243.6 18,891.7 2.2 215.3
- 14.. Hours Generator Gn-Line 744 15.
Unit Reserve Shutdown Hours 0
0 0
16.
Gross Thermal Energy Generated (MWH) 2,060,316 3,168,324
-48,337,027 17.
Gross Electrical Energy Generated (MWH) 679,537 1,042,502 15,377,414 Net Electrical Energy Generated (MWH) 642,950 983,096 14,468,099 s.
19.
Unit Service Factor 100 34.3 72.1 20.
Unit Availability Factor 100 34.3 72.1 21.
Unit Capacity Factor (Using MDC Net) 99.9 31.4
'22.
Unit Capacity Factor (Using DER Net) 95.3 29.9 63.9 60.9
- 23. Unit Forced Outage Rate 0
0.6 5.6
- 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
Fall Maintenance 02-81 thru 10-16-81
- 25. 'If Shut Down At End Of Report Period, Estimated Date of Startup:
- 26. Units In Test Status (Prior to Commercial Operation):
Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICI?Y COMMERCIAL OPERATION c
- g..
UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
50-338 UNIT NAME North Anna 1 DATE 06-05 RSPORT MONTH MAY COMPLETED BY_
L. L. ROGERS T":,LEPHONE (703) 894-5151 X2510 l
2 No.
Date Type Duration Reason Method'of Licensee System Component Cause & Corrective (Hours)
. Shutting vent de Code Action to 3
4 5
Down Reactor Report #
Prevent Recurrence 4.
Narmal power operation through the month.
d 1
3 i
.I i
1 2
3 4
i F: Forced Reason:
Method:
Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram.
Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Other (Explain)
E-Operator Training & License Examination F-Administrative 5
G-Operational Error (Explain)
H-Other (Explain)
Exhibit 1 - Same Source I
y_
j:
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
50-338 UNIT NA-1 DATE 06-05-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH May DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1 866 17 857 2
867 18 854 3
865 19 861 4
867 20 862 5
868 21 868 6
867 22 868 7
869 23 859 8
869 24 863 9
859 25 866 10 864 26 867 11 863 27 867 12 863 28 866 13 863 29 866 14 864 30 866 15 862 31 864 859 INSTRUCTIONS On this formac, list the %verage daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.
l OPERATING Uk.n.9F. PORT DOCKET NO.
50-339 DATE 06-05-81 COMPLETED BY L.L. Rogers TELEPHONE _ (703) 894-5151 X2510 OPERATING STATUS Notes 1.
Unit Name:
North Anna 2 2.
Reporting P'eriod:
May 1981 3.
Licensed Ti.ermal Power (MWt):
2775 4.
Nameplate Rating (Gross MWu):
947 5.
Design Electrical Rating (Net MWe):
907
- 6. ' Maximum Dependable Capacity (Gross MWe):
938 7.
Maximum Dependable Capacity (Net MWe):
890 8.
If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons:
Changed to steam flow calorimetric on May 1, 1981 to correct for inaccurate FW flow measurements from fouled flow venturies.
9.
Power Level To Which Restricted, If Any (Net MWe):
N/A
- 10. Reasons For Restrictions, If Any:
N/A This Month Yr.-to-Date Cumulative
- 11.. Hours In Reporting Period 744 3,623 4,055 12.
Number of Hours Reactor Was Critical 465.9 3,320.4 3,749.3
- 13. Reactor Reserve Shutdown Hours 0
35.5 315.5
- 14. Hours Generator On-Line
-457.5 3.250.2 3.662.9
- 15. Unit Reserve Shutdown Hours 0
0 0
16.
Gross Thermal Energy Generated (MWH) 1,198,573 8,605,243 9,727,756 17.
Gross Electrical Energy Generated (MWH) 403,885 2,811,881 3,180,312
- 18. _ Net Electrical Energy Generated (MWH) 382,461 _
2,657,942 3,007,586 19.
Unit Service Factor
- 6).5 89,7 90.3 20.
Unit Availability Factor 61.5 89.7_
90,3 21.
Unit Capacity Factor (Using MDC Net) 57.8 82.4 83.3 22.
Unit Capacity Factor (Using DER Net) 56.7 80.9 81.8 23.
Unit Forced Outage Rate 0.8 2.8 3.0 24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
Fall Maintenance 16-81 thru 10-30-81 25.
If Shut Down At End Of Report Period, Estimated Date of Startup:
N/A
- 26. Units In Test Status (Prior to Commercial Operation):
Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION
^%
1 UNIT SHITTDOWNS AND POWER REDUCTIONS.
DOCKET NO.
50-339 UNIT NAME North Anna 2 DATE 06-05-B1 REPORT MONTH MAY COMPLETED BY L. L. RODGERS TELEPHONE (703) 894-5151 X2510 I
2 Ns..
Date Type Duration Reason Method of Licensee
. System Component Cause & Corrective (Hours)
Shutting
- 4 Code AI "
- 3 5
Down Reactor Report #
Prevent Eecurrence 81-12 210508 S
279.5 B
1 N/A N/A N/A Spring maintenance outage 81-13 810520 F
2.3 G
3 N/A N/A N/A Reactor trip due to "A" steam generator lo-lo level 81-14 810522 S
S B
1 N/A N/A N/A Reduced power to 30% for repair of LCV-2460A 81-15 810523 S
4.7 B
1 N/A N/A N/A Manual shutdown to repair LCV-2460A due to high rad area around the valve.
I 2
3 4
F: Forced Reason:
Method:
Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual
.for Preparation of Data B-Maintenance or Test 2-Manual Scram.
Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatorf Restriction 4-Other (Explain)
E-Operator Training & License Examination F-Administrative 5
G-Operational Error (Explain)
H-Other (Explain)
Exhibit 1 - Same Source l
~ 1 UNIT SHUTDOWN AND POWER REDUCTION EXPLANATION SHEET DOCKET NO.
50-339 REPORT HONTH MAY UNIT NAME NA-5 YEAR 1981 DATE 06-05-81 COMPLETED BY L. L. ROGERS n
81-12 (B)
(1) The unit was removed from service on May 8 at 2213 hours0.0256 days <br />0.615 hours <br />0.00366 weeks <br />8.420465e-4 months <br /> to begin the Spring Maintenance Outage.
Scheduled outage repairs and modifications included:
Multiple Structure ARS Pipe Support Modification, Service Water Rad Monitor Pump and Seal Replacement, Snubber inspection, condenser leak check, containment Rad Monitor Modification, No. 4 Governor Valve Change Out, and general valve repair and rework.
81-13 (G)
(3) Reactor trip due to "A" steam generator lo-lo level.
81-14 (B)
-(1) On May 22 the Unit was ramped down to 30% power to repair LCV-2460A.
81-15 (B)
(1) The Unit was taken off line after ramping the unit down to 30% for repair of LCV-2460A when the general area of the valve was found to have 2R/hr.
'(fi
~~ ~
~
..ew AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
50-339 ImRIT NA Q DATE 06-05-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH
-May DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(HWe-Net) 1 859 17 0
2 882 18 0
3 888 19 0
4 890 20 89 5
892 21 852 6
892 22 880
-7 890 23 269 8
802 24 634 9
0 25 887 10 0
26 891 11 0
27 889 12 0
28 890 13 0
29 866
'14 0
30 886 15 0
31 887 16 0
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.
__