ML20206C229
| ML20206C229 | |
| Person / Time | |
|---|---|
| Site: | Vogtle  |
| Issue date: | 03/31/1999 |
| From: | Sheibani M SOUTHERN NUCLEAR OPERATING CO. |
| To: | |
| Shared Package | |
| ML20206C226 | List: |
| References | |
| NUDOCS 9904300199 | |
| Download: ML20206C229 (6) | |
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ENCLOSURE 1 VOGTLE ELECTRIC GENERATING PLANT - UNIT 1 MONTHLY OPERATING REPORT FOR MARCH 1999 TABLE OF CONTENTS OPERATING DATA REPORT and CHALLENGES to PORV and SAFETY VALVES Page El-1 UNIT SHUTDOWNS and NARRATIVE REPORT Page El-2
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9904300199 990421 PDR ADOCK 05000424 R
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i ENCLOSURE 2 VOGTLE ELECTRIC GENERATING PLANT - UNIT 2
. MONTHLY OPERATING REPORT FOR MARCH 1999 l
TABLE OF CONTENTS l
I OPERATING DATA REPORT and CHALLENGES to PORV and SAFETY VALVES Page E2-1 j
' UNIT SHUTDOWNS and NARRATIVE REPORT Page E2-2 l
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OPERATING DATA REPORT l
Docket No.:
50-424 Unit Name:
VEGP UNIT 1 l
Date:
Apnl 1,1999 Completed By:
M. Shelbani Telephone:
(706) 826-3209 l
l Qperatina Stelug
- 1. Reporting Period:
March - 1999 1 Design Electrical Rating (Net MWe):
1169 I
- 3. Maximum Dependable Capacity (Net MWe):
1151 I
Ibis Monitl Year To Date Cumulative i
- 4. Number Of Hours Reactor Was Critical:
140 0 1531.6 91263 6
- 5. Hours Generator On Line:
117.9 1609.3 89922.6
- 6. Unit Reserve Shutdown Hours:
0.0 0.0 0.0 l
7, Net Electrical Energy Generated (MWHe):
82603.0 1698369 0 99377628.0 CHALLENGES TO PRESSURIZER PORV AND PRESSURIZER SAFETY VALVES Date Tag No.
Event Desenption N/A N/A N/A f
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UNIT SHUTDOWNS Docket No :
50-424 Unit Name:
VEGP UNIT 1 Date:
Aoni 1,1999
)
Completed By:
M. Snelbani Telephone:
(706) 826-3209 Reporting Period:
March - 1999 Type Method of F: Forced Duration Shutting Cause/ Corrective Actions No.
Date S: Scheduled (Hours)
Reason (1)
Down (2)
Comments 99-1 2/27/99 S
622.2 C
4 See Below 99-2 3/27/99 S
2.8 8
2 See Below 99-3 3/23/99 S
1.1 B
2 See Below (1) REASON:
(2) METHOD.
A Equipment Failure (Explain) E - Operator Training / License Examination 1, Manual
- 4. Continuation B - Maintenance or Test F Admi,$trative
- 2. Manual Trip / Scram
- 5. Other C Refueling G OperationalError(Explain)
- 3. AutomaticTrip/ Scram D Regulatory Restriction H Other(Explain) j CAUSE/ CORRECTIVE ACTION / COMMENTS:
EVENT 99-1 CA_MSE; Scheduled Refueling Outage (continued from Feb )
CORRECTIVE ACTIOR Routine Outage Maintenance CRITICAL PATH WAS:
Cooldowa, le "10 Deg. F, Vessel Disassembly, Fuel off load, Mid-loop Maintenance, Re-load fuel in core, Reasse nble veissel, Fill and vent reactor vessel and, complete prerequisites for mode changes.
EVENT 99-2 CAQSE; Turbine Oierspeed Test CQBBECINEAQEQR Routine Turbine overspeed trip test.
CRITICAL PATH WAS:
Complete overspeed trip test and re-tie generator to grid.
EVENT 99-3 CAUSE:
Reperformance of Turbine Overspeed Test CORRECTIVE ACTIOtt Reperformance of Turbine Overspeed Test to verify Generator Output Breaker trip delay.
CRITICAL PATH WAS; Complete overspeed trip test and re-tie generator to grid.
NARRATIVE REPORT Varch 01,1999 00.00 Unit 1 in mode 4 for scheduled refueling outage.
March 01,1999 00:27 Unit i entered mode 5.
March 03,199916:36 Unit i entered mode 6.
March 05,199911:13 Unit 1 commenced fuel off-load.
March 07,199916 25 Unit 1 core off-load complete; entered defueled window.
i March 11,199915:58 Unit 1 entered mode 6.
March 17,1999 23:22 Unit i entered mode 5.
March 23,1999 31:14 Unit i entered mode 4.
March 24,1999 03:33 Unit i entered mode 3.
March 26,1999 01:25 Unit i entered mode 2.
March 26,1999 04:02 Unit i reactor entical.
March 26,199917:00 Unit i entered mode 1.
March 26,1999 22:14 Unit 1 generator tied to grid.
March 27,199910:20 Unit 1 turbine tripped for overspeed test.
March 27,199913:08 Unit 1 generator tied to grid.
March 28,1999 02:31 Unit 1 turbine tripped for overspeed test.
March 28,1999 03:37 Unit i generator tied to grid.
March 30,1999 22:00 Unit i retumed to 100% power.
March 31,1999 23.59 Unit 1 at 100% power with no operating problems.
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7-4 OPERATING DATA REPORT Docket No.:
50425 Unit Name:
VEGP UNIT 2
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Date:
April 1,1999 Completed Bv:
M. Stwibani Telephone:
(706)826-3209 Defratine Status
- 1. Reporting Period:
March - 1999
- 2. Design Electrical Rating (Net MWe):
1169
- 3. Maximum Dependable Capacity (Net MWe):
1154 This Month Year To Date Cumulative
- 4. Number Of Hours Reactor Was Oritical:
710.2 2135.2 78373.9
- 5. Hours Generator On Line:
711.9 2115.3 77624.6
- 6. Unit Reserve Shutdown Hours:
0.0 0.0 0.0
- 7. Net Electrical Energy Generated (MWHe):
828526 0 2483304.0 86458642.0 l
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CHALLENGES TO PRESSURIZER PORV AND PRESSURIZER SAFETY VALVES Date Tag No.
Event Desenption N/A N/A N/A
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I UNIT SHUTDOWNS Docket No.:
50-425 Unit Name:
VEGP UNIT 2 Date:
Apnl 1,1999 l
Completed By:
M. Sheibani Telephone:
(706) 826-3209 Reporting Period:
March - 1999 Type Method of F: Forced Duration Shutting Cause/ Corrective Actions No.
Date P Scheduled (Hours)
Reason (1)
Down (2)
Comments 99-2 3/2/99 F
32.1 G
2 See Below (1) REASON:
(2) METHOD:
A EquipmentFailure(Explain) E - Operator Training / License Examination
- 1. Manual
- 4. Continuation i
k B-Maintenance or Test F - Administrative
- 2. Manual Trip / Scram
- 5. Other J
C - Refueling G - Operational Error (Explain)
- 3. AutomaticTrip/ Scram
{
D - Reguq1 tory Restriction H - Other (Explain) l CAUSE/ CORRECTIVE ACTION / COMMENTS:
EVENT 99-2 CAUSE.
The b5it 2 reactor was manually tripped due to low Steam Generator water level caused by Feedwater isolation. The loss of the feedwater was due to personnel error hanging equipment clearance.
CORRECTIVE ACTION:
Replace fuse removed in error i
I CRITICAL PATH WAS:
Complete prerequisites required for retuming reactor to power operations NARRATIVE REPORT March 01,1999 00.00 Unit 2 at 100% power with no operating problems.
j March 02,1999 02:06 Unit 2 manually tripped due to loss of feedwater flow.
i March 02,199916:55 Unit 2 entered mode 2.
March 02,199918:07 Unit 2 te+ntered mode 3 due to descrepancy with rod control demand position indication.
March 03,1999 01:53 Unit 2 entered mode 2.
March 03,1999 02:52 Unit 2 Reactor critical.
March 03,1999 05:38 Unit 2 entered mode 1.
March 03,199910:11 Unit 2 Generator tied to Grid.
March 04,1999 07:00 Unit 2 Retumed to 100% power.
Mart h 31,1999 23:59 U:,it 2 at 100% power with {1 operating problemn.
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