ML17313A880
| ML17313A880 | |
| Person / Time | |
|---|---|
| Site: | Palo Verde  |
| Issue date: | 03/31/1999 |
| From: | Fulton J, Overbeck G ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| 035-00533-GRO-J, 35-533-GRO-J, NUDOCS 9904160145 | |
| Download: ML17313A880 (8) | |
Text
CATEGORY 1 REGULATORY INFORMATION DISTRIBUTIOh SYSTEM (RIDS)
ACCESSION NBR:9904160145 DOC.DATE:
FACIL:STN-50-528 Palo Verde Nuclear Station, STN-50-529 Palo Verde Nuclear Station, STN-50-530 Palo Verde Nuclear Station, AUTH.NAME AUTHOR AFFILIATION FULTON,J.D.
Arizona Public Service Co.
OVERBECK,G.R.
Arizona Public Service Co.
RECIP.NAME RECIPIENT AFFILIATION Unit 1, Arizona Publi Unit 2, Arizona Publi Unit 3, Arizona Publi DOCKET ¹ 05000528 05000529 05000530 (formerly Arizona Nuclear Power (formerly Arizona Nuclear Power
SUBJECT:
Monthl o crating repts for Mar 1999 for PVNGS,Units 1,2 1th 9
DISTRIBUTION CODE:
IE24D COPIES RECEIVED:LTR I
ENCL 1
SIZE:
TITLE: Monthly Operating Report (per Tech Specs)
NOTES: STANDARDIZED PLANT Standardized plant.
Standardized plant.
A T
05000528 05000529 0500053(P RECIPIENT ID CODE/NAME PD4-2 PD INTERNAL: AC LE CENTER 01 EXTERNAL: LMITCO MARSHALL NRC PDR COPIES LTTR ENCL "1
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E NOTE TO ALL ERIDSU RECIPIENTS:
PLEASE HELP US TO REDUCE WASTE TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD)
ON EXTENSION 415-2083 TOTAL NUMBER OF COPIES REQUIRED:
LTTR 10 ENCL 10
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Palo Verde Nuclear Generating Station Gregg R. Overbeck Vice President Nuclear Production TEL 602/393-5148 FAX 602/3934077 Mail Station 7602 P.O. Box 52034 Phoenix, AZ 85072-2034 035-00533-8 RO/JDF April 12, 1999 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Mail Station P1-37 Washington, DC 20555
Dear Sirs:
Subject:
Palo Verde Nuclear Generating Station (PVNGS)
Units 1, 2, and 3 Docket Nos. STN 50-528/529/530 Monthly Operating Reports for MARCH 1999 Enclosed are the Monthly Operating Reports for March 1999, prepared and submitted pursuant to Specification 6.9.1.6 of Appendix A (Technical Specifications) to the PVNGS Units 1, 2, and 3 Operating Licenses.
By copy of this letter, Arizona Public Service Company is also forwarding the Monthly Operating Reports to the Regional Administrator, NRC Region IV.
If you have any questions, please contact Judy Fulton at (602) 250-3549.
Sincerely, GRO/JDF/cj
Enclosures:
MARCH 1999 Monthly Operating Reports cc:
E. W. Merschoff P. H. Harrell
'NPO Records Center
~ 6 UtilityData Institute (all w/enclosures)
WSS 9't/04ih0i45,9'tt033i PDR ADOCK 05000528 R
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NRC MONTHLYOPERATING DATAREPORT DOCKET NO.:
UNIT NAME:
DATE:
COMPLETED BY:
TELEPHONE:
50-528
~ PVNGS-1 4/12/99 J. D. Fulton 602 250-3549 Reporting Period:
March 1999 1.
Design Electrical Rating (Net MWe):
1265 2.
Maximum Dependable Capacity(Net MWe):
1243 Unit>1 Generatin Sta istics m
~This*;Nionth.:
58@+~~
~Yr~Tto:-Date~ ~Cumulative I eactor~was!
Critical'HR~
691.8 2,107.8 83,977.0 Hours 4~++4 Generator~was'On-Line
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684.1 2,100.1 82,730.7 f
t]Reserve:Shutdown Hours
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~*a UNITSHUTDOWNS 0.0 837,120 0.0 2,602,229 0.0 98,380,510 No.
Outage Duration Date Type" Hours Reason2 Method of Shutting Down Reactor3 Cause and Corrective Action to Prevent Occurrence 99-01 3/1 0 F
599 G
RX trip on high pressurizer pressure precipitated by operator going to emergency off on steam bypass control needed to respond to turbine controls malfunction.
F-Forced S-Scheduled 2Reason:
A-Equipment Failure (Explain)
B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training / License Examination F-Administrative G-Operational Error (Explain)
H-Other (Explain) sMethod:
1-Manual 2-Manual Trip / Scram 3-Automatic Trip / Scram 4-Continuation 5-Other-(Explain)
SUMMARY
Aninvesti ationhasdeterminedthatthereactortri edduetohi h
ressurizer ressurewhenthe seconda heat removal was reduced b o erations lacin the SBCS to emer enc -off. A relimina evaluation has determined the a arent root cause to be ersonnel error in that su erviso methods did not ensure that sufficient information was collected to su ort o erations decision to lace the SBCS in emer enc -off.
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NRC MONTHLYOPERATING DATAREPORT DOCKET NO.:
~
UNIT NAME:
DATE:
COMPLETED BY:
TELEPHONE:
'50-529 PVNGS-2 4/12/99 J. D. Fulton 602 250-3549 Reporting Period:
March 1999 1.
Design Electrical Rating (Net MWe):
1265 2.
Maximum Dependable Capacity(Net MWe):
1243
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SUMMARY
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NRC MONTHLYOPERATING DATAREPORT DOCKET NO.: UNlT NAME: DATE: COMPLETED BY: TELEPHONE: '50-530 PVNGS-3 4/12/99 J. D. Fulton 602 250-3549 Reporting Period: March 1999 1. Design Electrical Rating (Net MWe): 1269 2. Maximum Dependable Capacity(Net MWe): 1247 j~>tlIj@Pi!"t%8IjirjNI!tIINNtlt> !Unit:=3IGeneratrn ]St tN IS ~ill>>>>i.>>iit~>>i!iiii>>iIIIlI~IIq!!:IiiIit>>i!!>>I;IIlIIll!!>>L>>!I!i>>!i'd!NI;I~i Agpr6gl '*HoursISt+>IIrIINIrfgIPiiiII Reactor Lwas-:Critica IIIIIIIII!IIIIIltilI5jiINI( ,IGenerator<<was,.On;Line, ~ 744.0 744.0 2,160.0 2,160.0 79,355.6 78,495.7 <*0'~*%Hgg~IgjI<IIi~P)II%( Uiiit;Reserve. Shutdown ININI$ Hoursa + t. 0.0 0.0 0.0 ".!l!Ifr%8ÃgI!ItlIIll!fgIIII$ % IINitjINPI>@<(< ¹t,.'.Electrtcal'.,EnergyiGenerated:(MWh) UNITSHUTDOWNS 931,208 2,709,931 95,063,808 Outage Method of Duration Shutting Down No. Date Type'ours Reason2 Reactor No reactor shutdowns occurred during the month of March 1999. Cause and Corrective Action to Prevent Occurrence "F-Forced S-Scheduled
SUMMARY
2Reason: A-Equipment Failure (Explain) B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training / License Examination F-Administrative G-Operational Error (Explain) H-Other (Explain) 3Method: 1-Manual 2-Manual Trip / Scram 3-Automatic Trip / Scram 4-Continuation 5-Other-(Explain) Cv l}}