ML20205Q808

Monthly Operating Repts for Mar 1999 for Vegp,Units 1 & 2. with 990413 Ltr

ML20205Q808
Person / Time
Site:	Vogtle
Issue date:	03/31/1999
From:	Beasley J, Sheibani M SOUTHERN NUCLEAR OPERATING CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
LCV-1306-C, NUDOCS 9904220074
Download: ML20205Q808 (6)

Text

.

J.B;rnie Beasley,Jr P.E.

Souther 2 N: clear Vice President Operating Company,Inc.

Vogtle Project 40 invemess Center Parkway PO Box 1295 l Birmmgham, Alabama 35201 l

Tel 205 992.7110 fax 205 992 0403 SOUTHERN COMPANY Energy to Serve Your World" 999 LCV-1306-C Docket Nos. 50-424 50-425 P

l U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D. C. 20555 l

Gentlemen:

i VOGTLE ELECTRIC GENERATING PLANT l MONTIILY OPERATING REPORT - MARCH 1999 Enclosed are the March 1999, monthly operating reports for Vogtle Electric i

Generating Plant (VEGP) Units 1 and 2. These reports are submitted in accordance with the Technical Specification 5.6.4.

i S'n rely,

'l $ b

. B. 3ea ey,t .

l JBB/JLL Enclosures El- VEGP Unit 1 Monthly Operating Report - March 1999 E2- VEGP Unit 2 Monthly Operating Report - March 1999 cc: Southern Nuclear Operating Company l Mr. J. T. Gasser l Mr. M. Sheibani SNC Document Management U. S. Nuclear Regulatory Commission Mr. L. A. Reyes, Regional Administrator Mr. R. R. Assa, Project Manager, NRR gJN Mr. J. Zeiler, Senior Resident Inspector, Vogtle

, . o (30 9904220074 990331 PDet ADOCK 05000424 R PDR _

I.,.

l I l ENCLOSUREl 1

i VOGTLE ELECTRIC GENERATING PLANT - UNIT 1 MONTHLY OPERATING REPORT FOR MARCH 1999 TABLE OF CONTENTS i l

OPERATING DATA REPORT and CIIALLENGES to PORV and SAFETY VALVES Page El-1 l UNIT SIlUTDOWNS and NARRATIVE REPORT Page El-2

.. i OPERATIN9 DATA REPORT Docket No.: 50-424 Unit Name: VEGP UNIT 1 Date: Aprd 1,1999 j Completed By: M. Sheibani  !

Telephone: (706) 826-3205 i

Duratianaishet j l

1. Reporting Period: March .1999 l

2. Design Electrical Rating (Net MWe): 1169

3. Maximum Dependable Capacity (Net MWe): 1151 This Month year To D_ ate Cymyla1Lvg j l

4. Number Of Hours Reactor Was Critical: 140.0 1531.6 91.263 6 I

5. Hours Generator On Line: 117.9 1509.3 89.922.6

6. Unit Reserve Shutdown Hours: 00 0.0 00

7. Net Electrical Energy Generated (MWHe): 82,603 1,698.369 99.377.628 l

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CHALLENGES TO PRESSURIZER PORV AND PRESSURIZER SAFETY VALVES Date Tag No. Event Desenption N/A N/A N/A I

)

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E11

b UNIT SHUTDOWNS Docket No.: 50-424 Unit Name: VEGP UNIT 1 Date: Apnl 1.1999 Completed By: M. Sheibani 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 i 99-3 3/28/99 S 1.1 B 2 See Below (1) REASON: (2) METHOD: I A Equipment Failure (Explain) E - Operator Training /Licenso Examination 1. Manual 4. Continuation B Maintenance or Test F- Administrative 2. Manual Trip / Scram 5. Other C - Refueling G - Operational Error (Explain) 3. AutomaticTrip/ Scram D - Regulatory Restriction H Other(Explain)

CAUSE/ CORRECTIVE ACTION / COMMENTS:

EVENT 99-1 CAUSE, Scheduled Refueling Outage (continued from Feb.)

CORRECTIVE ACTION: Routine Outage Maintenance CRITICAL PATH WAS: Cooldown to 110 Deg. F, Vessel Disassembly, Fuel off load, Mid-loop Maintenance, Re-load fuel in core, Reassemble vnsel, Fill and vent reactor vessel and, complete prerequisites for mode changes.

EVENT 912 A

Q_A_MSE; Turbine Cverspeed Test CORRECTIVE ACTION: Routine Turbine overspeed trip test.

CRITICAL PATH WAS: Complete overspeed trip test and re-tie generator to grid.

I EVENT 913 CAUSE. Reperformance of Turbine Overspeed Test CORRECTIVE ACTION; Reperformance of Turbine Overspeed Test to venfy Generator Output Breaker trip delay. j CRITICAL PATH WA_S; Complete overspeed trip test and re-tie generator to grid.

i NARRATIVE REPORT Ma'ch 01,1999 00:00 Unit 1 in mode 4 for scheduled refueling outage.

March 01,1999 00.27 Unit i entered mode 5. 4 March 03,199916:36 Unit i enteret toue 6. '

March 05,199911:13 Unit 1 commenced fuel off-load.

March h7,199916:25 Unit 1 core off-load complete; entered defueled window.

March 11,199915:58 Unit 1 entered mode 6.

March 17,1999 23:22 Unit i entered mode 5.

March 23,1999 01:14 Unit i entered mode 4.

March 24,1999 03.33 Unit 1 entered mode 3. l March 26,1999 01:25 Unit i entered mode 2.

March 26,1999 04:02 Unit i reactor critical.

March 26,199917:00 * 't i entered mode 1.

March 26,1999 22:14 w..t 1 generator tied to gnd.

March 27,199910:20 Unit 1 turbine tripped for overspeed test.

March 27,199913 08 Unit i generator ted to grid.

March 28,1999 02:31 Unit i turbine tripped for overspeed test.

March 28,1999 03.37 Unit 1 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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ENCLOSURE 2 VOGTLE ELECTRIC GENERATING PLANT - UNIT 2  !

MONTIiLY OPERATING REPORT FOR MARCH 1999 TABLE OF CONTENTS ,

OPERATING DATA REPORT and CHALLENGES to PORV and SAFETY VALVES Page E2-1 UNIT SHUTDOWNS and NARRATIVE REPORT Page E2-2 i

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OPERATIN3 DATA REPORT Docket No.: 50-425 Unit Name: VEGP UNIT 2 Date: Apnl 1,1999 a

Completed By- M. Shelbant Telephone: (706)826-3209 l l

Operatinaltaly,

1. Reporting Period' March - 1999

2. Design Electncal Rating (Net MWe): 1169

3. Maximum Dependable Capacity (Net MWe): 1154 lhjtMontt) Year To Date Qur.aylgyf

4. Number Of Hours Reactor Was Critical: 719.2 2135.2 78,373.9 5 Hours Generator On Line: 711.9 2115.3 77.624 5

6. Unit Reserve Shutdown Hours: 0.0 0.0 0.0

7. Net Electrical Energy Generated (MWHe): 828.526 2.483.304 86.458.642 CHALLENGES TO PRESSURIZER PORV AND PRESSURIZER SAFETY VALVES  :

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Date Tag No. Event Desenption i

N/A N/A N/A l l

E2-1

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