ML20084E261
| ML20084E261 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 03/31/1984 |
| From: | Jun Lee VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | |
| Shared Package | |
| ML20084E258 | List: |
| References | |
| NUDOCS 8405020207 | |
| Download: ML20084E261 (14) | |
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1 VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH March YEAR 1984 APPROVED:
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STATIONMANAGEf i
i 8405020207 840416 PDR ADOCK 05000338
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OPERATING DATA REPORT DOCKET NO. 50-338 DATE 04-04-84 COMPLETED BY Joan N. Lee TELEPHONE (703) 894-5151.s2527 OPERATING STATUS 1.
Unit Name:
North Anna 1 2.
Reporting Period:
March, 1984 3.
Licensed Thermal Power (MWt):
2775 4.
Nameplate Rating (Gross NWe):
947 5.
Design Electrical Rating (Net NWe):
907 6.
Maximum Dependable Capacity (Gross MWe):
930 7.
Maximum Dependable Capacity (Net NWe):
883 8.
If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons:
No change in aross MDC. MDC net changed to reflect Station Service loads effective 02-01-84.
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 2,184 50,625.0 12.
Number of Hours Reactor Was Critical 744 1,452.6 35,039.1 13.
Reactor Reserve Shutdown Hours 0
7.1 3,028.6 14.
Hours Generator On-Line 744 1,431.8 34,093.4-15.
Unit Reserve Shutdown Hours 0
0 0
16.
Gross Thermal Energy Generated (NWH) 2,058,504.0 3,891,696 88,943,469 17.
Gross Electrical Energy Generated (NWH) 699,411 1,317,626 28,701,813 18.
Net Electrical Energy Generated (MWH) 665,347 1,251,466 27,082,640 i
i 19.
Unit Service Factor 100.0 65.6 67.3 i
20.
Unit Availability Factor 100.0 65.6 67.3 1
21.
Unit Capacity Factor (Using MDC Net) 101.3 66.5 61.0 22.
Unit Capacity Factor (Using DER Net) 98.6 63.2 58.9 23.
Unit Forced Outage Rate.
0 52.2 12.4 24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
Unit 1 Refueling Outage 05-11-84 i
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 i
INITIAL ELECTRICITY COMMERCIAL OPERATION
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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
50-338 UNIT NA-1
)
DATE 04-04-84 COMPLETED BY Joan N. Lee TELEPHONE 703-894-5151X2527 MONTH March DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL l
(MWe-Net)
(MWe-Net) i 1
898 17 891 2
899 18 892 3
876 19 900 4
898 20 899 5
890 21 899 6
898 22 878 4
c 7
898 23 874 l
l 8
898 24 875 4
9 901 25' 889 i
10 900 26 900 11 889 27 899 i
12 901 28 898 13 898 29 898-
]
14 898 30 898 15-
- 896 31 885 16 901 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.
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UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO.
50-338 REPORT MONTH March UNIT NAME.
NA-1 l
YEAR 1984 DATE 04-04-84 l
COMPLETED BY Joan Lee NO ENTRIES THIS MONTH.
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I UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
50-338 UNIT NAME North Anna 1 DATE 04-04-84 REPORT MONTH March COMPLETED BY Joan Lee TELEPHONE (703) 894-5151 X2527 Ns.
Date Type Duration Reason Method of Licensee System Component Cause & Corrective l
(Hours)
Shutting Event Code Action to 3
4
- 5 Down Reactor Report #
Prevent Recurrence 1
84-06 840303 B
5 NA NA NA Unit I ramped down for Turbine l
Valve Freedom Test. Unit i
j returned to full power.
l 84-07 840310 B
5 NA NA NA Unit I ramped down for Turbine Valve Freedom Test. Unit I
returned to full power.
l 84-08 840317 B
5 NA NA NA Unit I ramped down for Turbine Valve Freedom Test. Unit returned to full power.
84-09 840324 B
5 NA NA NA Unit I ramped down for Turbine Valve Freedom Test. Unit returned to full power.
i 84-10 840331 B
5 NA NA NA Unit I ramped down for Turbine
]
Valve Freedom Test. Ended j
this month with unit at 94%
power level at 881 MW for 3
Turbine Valve Freedom Test.
1 2
3 4
i F: Forced Reason:
Method:
Exhibit F - Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data
~B-Maintenance or Test 2-Manual Scram.
Entry Sheets for Licensee 4
C-Refueling 3-Automatic Scram Event Report (IER) File D-Regulatory Restriction 4-Continuations (NUREG-0161)
E-Operator Training & License Examination 5-Load Reduction F-Administrative 9-Other G-Operational Error (Explain) 5 H-Other (Explain)
Exhibit H - Same Source l
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VIRGINIA ELECTRIC AND l'0WER COMPANY NORTH ANNA POWER STATION UNIT No.
1 MONTH March
SUMMARY
OF OPERATING EXPERIENCE 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 March 1, 1984 0000 Started this month with Unit at 100% power.
March 2, 1984 2354 Commenced rampdown for Turbine Valve Freedom Test.
March 3, 1984 0238 Commenced Turbine Valve Freedom Test.
0320 Turbine Valve Freedom Test completed.
0325 Commenced rampup to 100%.
0730 Unit at 100% power.
March 10, 1984 2237 Commenced rampdown for Turbine Valve Freedom Test.
March 11, 1984 0210 Turbine Valve Freedom Test complete. Commenced ramping up to 100%.
0528 Stabilized at 98% power for calorimetric.
0612 Unit at 100% power.
March 17, 1984 2115 Commenced rampdown for Turbine Valve Freedom Test.
2325 Turbine Valve Freedom Test complete.
Increasing power to 100% at 3% per hour.
2335 Stabilized power at 98% for calorimetric.
March 18, 1984 0350 Calorimetric complete. Re-commenced rampup to 100%.
0438 Unit at 100% power.
March 24, 1984 2100 Commenced rampdown for Turbine Valve Freedom Test. 92% power 870 MW.
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i March 25, 1984 0105 Completed Turbine Valve Freedom Test.
Commenced ramp up to 100% power.
March 25, 1984 0415 Stabilized power at 98% for calorimetric.
I 0500 Calorimetric complete and unit at 100% power.
March 31, 1984 2150 Commencing rampdown to 860 MW power at 92%
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for Turbine Valve Freedom Test.
1 March 31, 1984 2400 Ended this month with unit at 94% power, l
881 MW for Turbine Valve Freedom Test.
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l OPERATING DATA REPORT DOCKET NO.~
50-339 2
DATE 04-04-84 I
COMPLETED BY Joan N. Lee TELEPHONE (703) 894-5151 X2527 4
OPERATING STATUS Notes:
1.
Unit Name:
North Anna 2 s~
2.
Reporting Period:
March 1984 i
3.
Licensed Thermal Power (MWt):
2775 4.
Nameplate Rating (Gross MWe):
947 i
5.
Design Electrical Rating (Net MWe):
907 j
6.
Maximum Dependable Capacity (Gross MWe):
939 7.
Maximum Dependable Capacity (Net MWe):
890 8.
If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons:
3 N/A j
9.
Power Level To Which Restricted, If Any (Net MWe):
N/A
- 10. Reasons For Restrictions, If Any:
N/A i
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This' Month Yr.-to-Date Cumulative l
11.
Hours In Reporting Period 744 2,184 28,896 12.
Number of Hours Reactor Was Critical 719.8 2,085.5 21,732.4 i
13.
Reactor Reserve Shutdown Hours 0
3.5 3,783.5 l
- 14. Hours Generator On-Line 713.4 2,041.9 21,549.0 i
15.
Unit Reserve Shutdown Hours 0
0 0
16.
Gross Thermal Energy Generated (MWH)
_1,895,829 5.327,082 55,743,123
- 17. Gross Electrical Energy Generated (MWH) 619,216 1,743,196 18,457,563 1
18.
Net Electrical Energy Generated (MWH) 587,855 1,653,756 17,505,838 i
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- 19. Unit Service Factor 95.9 93.5 74.6 20.
Unit Availability Factor 95.9 93.5 74.6 i
1 21.
Unit Capacity Factor (Using MDC Net) 88.8 85.1 68.1
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22.
Unit Capacity Factor (Using DER Net) 87.1 83.5 66.8 23.
Unit Forced Outage Rate 1.3 5.6 14.5 j
- 24. Shutdowns Scheduled Over Next 6 Months.(Type, Date, and Duration of Each):
r
]
Unit 2 Refuelina Outane 08-17-84 1
25.
If Shut Down At End Of Report Period, Estimated Date of Startup:
04-09-84 26.
Units In Test Status (Prior to Commercial Operation):
Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COP 9tERCIAL OPERATION
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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
50-339 UNIT NA-2 DATE 04-04-84 COMPLETED BY Joan N. Lee TELEPHONE 703-894-5151X2527 MONTH March DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1 871 17 620 2
871 18 866 3
872 19 865 4
868 20 866 5
871 21 866 6
854 22 866 7
869 23 866 8
869 24 860 9
869 25 867 10 865 26 865 11 870 27 865 12 868 28 867 13 560 29 867 14 292 30 843 15 629 31 26 16 720 INSTRUCTIONS On this format, list the average daily unit power level in NWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.
UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
50-339 UNIT NAME North Anna 2 DATE 04-04-84 REPORT MONTH March COMPLETED BY Joan Lee TELEPHONE (703) 894-5151 X2527 No.
Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours)
Shutting Event Code Code
^
I" 3
4 5
Down Reactor Report #
Prevent Recurrence 84-14 840304 S
B NA NA NA Ramped down for Turbine Valve Freedom Test.
Unit returned to full power.
84-15 840306 S
B 5
NA NA NA Ramped down for load following.
Unit returned to full power.
84-16 840309 S
B NA NA NA Ramped down for Turbine Valve Freedom Test. Unit returned to full power.
84-17 840313 F
9.5 H
3 Unit 2 Reactor Trip, due to low steam generator level. Steam generator level dropped when "A"
main feed regulator valve failed shut due to a voltage spike which occurred when a process rack power supply was replaced.
84-17 840313 F
H Repairs were made. Unit returned to full power.
84-18 840324 S
B NA NA NA Ramped down for Turbine Valve Freedom Test. Unit returned to full power.
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F: Forced Reason:
Method:
Exhibit F - 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-Continuations (NUREG-0161)
E-Operator Training & License Examination 5-Load Reduction F-Administrative 9-Other G-Operational Error (Explain) 5 H-Other (Explain)
Exhibit H - Same Source
UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
50-339 UNIT NAME North Anna 2 DATE 04-04-84 REPORT MONTH March COMPLETED BY Joan Lee TELEPHONE (703) 894-5151 X2527 I
No.
Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours)
Shutting Event Code Code
^#
3 4
5 Down Reactor Report #
Prevent Recurrence 84-19 840331 S
21.1 B
Ramped down to to begin scheduled Spring Maintenance Outage. Ended this month with Unit 2 in Mode 5.
I 2
3 4
F: Forced Reason:
Method:
Exhibit F - 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-Continuations (NUREG-0161)
E-Operator Training & License Examination 5-Load Reduction F-Administrative 9-Other G-Operational Error (Explain) 5 H-Other (Explain)
Exhibit H - Same Source
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i UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO.
50-339 j
REPORT MONTH March UNIT NAME NA-2 YEAR 1984 DATE 04-04-84 COMPLETED BY Joan Lee 84-17 F
(1)
On March 13, 1984, at 1530.. Unit 2 reactor tripped due to low steam generator level.
Steam generator level dropped when "A" main feed regulator valve failed shut due to a voltage spike which occurred when a process rack power supply was replaced.
Repairs were made and
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commenced start up.
Reactor critical at 1840 on March 13, 1984.
At 2036 on March 13, 1984, Unit
- 2. had a reactor trip caused by S/G lo-lo level on "C"
Initiated auxiliary feed, restored level using main and auxiliary feed system. Commenced reactor start-up at 2241 on March 13, 1984 and by 0057 March 14, 1984 Unit 2 was or.-line.
84-19 S
(21)
Commenced rampdown of Unit 2 for scheduled spring maintenance outage on March 30, 1984 at'2137.
By March 31, 1984 Unit 2 was off-line.
Ended this month with unit in Mode 5.
Expected on-line date is Aptil 9, 1984.
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VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT NO.
2 MONTH March
SUMMARY
OF OPERATING EXPERIENCE 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 March 1, 1984 0000 Began this month with Unit at 100%.
March 4, 1984 0019 Commenced rampdown for Turbine Valve Freedom Test.
0155 Turbine Valve Freedom test complete.
Commenced ramp up to 100%.
0302 Unit 2 at 100% power.
March 6, 1984 0130 Commenced rampdown for load follow.
0225 Unit stabilized at 800 MW per System Operator.
0405 Commenced ramp up to 100% power.
0450 Stabilized power at 97% for calorimetric.
0528 Calorimetric complete. Re-commenced ramp up to 100%.
0605 Unit at 100% power.
March 9, 1984 2333 Commenced rampdown for Turbine Valve Freedom Test.
March 10, 1984
'0046 Turbine Valve Freedom Test complete.
0117 Commenced rampup to 98% power.
0155 Stabilized power at 98% for calorimetric.
0212 Calorimetric complete.
Commenced ramp up to 100%.
0228 Unit at 100% power.
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March 13, 1984 1530 Unit 2 reactor trip due to low steam generator level caused by "A" main feed regulator valve failing shut.
1803 Commenced reactor start-up.
1840 Reactor critical.
2036 Reactor trip on "C" S/G Lo-Lo level.
2241 Commenced reactor start-up.
2305 Reactor critical.
March 14, 1984 0057 Unit 2 on-line.
0220 Unit at 30% power for chemistry hold.
March 17, 1984 0630 Commenced rampup to 100%.
1115 Stabilized at 90% for Turbine Valve Freedom Test and calorimetric.
1240 Turbine Valve Freedom Test complete.
1241 Calorimetric complete.
1249 Re-commencing rampup to 100%.
1335 Unit at 100% Power.
March 24, 1984 0015 Commenced rampdown to 845 MW for Turbine Valve Freedom Test.
0130 Turbine Valve Freedom Test complete.
0135 Commencing rampup to 100%.
March 30, 1984 2137 Commenced rampdown for Unit 2 Spring Maintenance Outage per System Operator at 150 MW per hour.
March 31, 1984 0252' Unit 2 off-line.
2400 Ended this mo5th with unit in Mode 5 for Spring Maintenance Outage. Expected date on-line is April 9, 1984.
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