ML17266A217: Difference between revisions

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{{#Wiki_filter:~~-+,~e~IeNRCPORMSSSIT771LICENSEEEVENTREPORTUSNUCLEARRlfCULATORY COIIIIIIISSIOH
{{#Wiki_filter:~~-+,~e~I e NRC PORM SSS IT 771 LICENSEE EVENT REPORT U S NUCLEAR RlfCULATORY COIIIIIIISSIOH
~[001]7CONY~o0iCONYROLSLOCICIlIII.lsLSi1lQz9LICENSEECQQEQlIPLEAsKPRINTORTYPAIL,O'EcvIAKo IHPORI4ATIQNI 0fOI0IOt-'iIII..illIQeI~Qe156LIC~seef4TTPSJo51~e56UCSNSK:IIeMd KAf11t8I0'QK061I0I810QsRKPCATQA.330I4154VKNTQATKinful'":*iL'0~""'O~6061COCEATNUMSKII 6667sVKNYOKSCRIPY!ON
~[001]7 CON Y~o 0 i CON YROL SLOCICI l I I I.ls L Si1 lQz 9 LICENSEE CQQE Ql IPLEAsK PRINT OR TYP AI L, O'EcvIAKo IHPORI4ATIQNI 0f OI0 I Ot-'i I II..ill IQeI~Qe 15 6 LIC~seef 4 TTPS Jo 51~e 56 UCSNSK:IIeMd KA f 1 1t 8 I 0'QK 0 6 1 I 0 I8 10 Qs RKPCAT QA.3 30 I4 15 4VKNT QATK in ful'":*iL'0~""'O~60 61 COCEATNUMSKII 66 67 sVKNYOKSCRIPY!ON
'NOPROSAglKCC,'IscCU~VCES QIPowerac.a'n1acordalewasinitiated withreactoroweraTheow"rsuly,unitforCHA19hadfailed.Theowersu77.vTa~osre'lcCEA19wasalinedwithitsCEArounheiht.On5-11-80CEA58drc77oed.
'NO PROSAgl K CC,'IscCU~VCES QIP ower a c.a'n 1a corda le was initiated with reactor ower a The ow"r su ly, unit for CHA 19 had failed.The ower su77.v T a~os re'l c CEA 19 was ali ned with its CEA roun hei ht.On 5-11-80 CEA 58 drc77oed.Ao ro riate act on was taken a d E 8 1 P~07 I.6-.c rouTI osition.Similar occurrences were re or ed as I,EP~ps 335-76-37.
AororiateactonwastakenadE81P~07I.6-.crouTIosition.Similaroccurrences werereoredasI,EP~ps335-76-37.
78-21 79-6, 80-2.~QS 7 6 9~'0 STSTK4 CAUSE CAU5E CCMP.VA LV K CQCS CCQE SUSCCPE CCMPQNKNT<<QQK SJ90009 5USCQCK~dS~4S 14 I oQ~S~lS 7 6 9 10 I I IZ Ig~15 19'0 540UENTIAL OCCJ44EIICE RSPQAT RKVISIQk LsAIRO rVSNTTsAA AKPOIITNO CQCK TTPS~NQ, Qii i~" LK l~~~oz'~~of~z~~o OS 73 ZIP TF'e~KF'77~A TICN rvTUAK KPPKci SNUTppwy ATTACHMKNT eIPAQA PRIM s COMP, CQM roy SN 7 TAKEN AL<<TICN Cy r~'IT 5IETNCO AQUAS QZZ SUSM!TTKO PQAed Sud.5 JPPUKA MAN U r A~eel A EA~Si'-iS LJS LJS'LJS LJS MS~S 55 94 76 01~40 41$7 CAUSK OSSCRIPTTON ANO CORRKC IVK ACTIONS QZ7 0 The cause of both dro77oed CEAs was due to failed 15V ower su 1 units~II S IIN--V)Both CEAs were restored in 30 minutes or less and',rlormall o e.ation was r sumed Sin e th se OT I I a~it is 77ossible that the recent failure a e CZ3 I hT'oo1.'o~ho'3 9 PACIU.V~5 Aiu5~i PCTISA QTIIKil STA, US Q hA ULNAS i~11 I I Q~AQSI I~17 AMcuyTQP ACTIVITY QZE NA 45 44 45 NA NA>IIORPRKPARKR M.A.Scho man.8 0089 9 4 It f/3 IO A&eellTT CCNTKTT AKLKASKO 0*ASLKA~55 f s I 0 I I P.l~57 Lr IQZA 7 3 5 Id I I 7 Ai yySL KIIPCQ 495~eIKUMf Kz TPK QI PIPTIQNQ<<o
78-2179-6,80-2.~QS769~'0STSTK4CAUSECAU5ECCMP.VALVKCQCSCCQESUSCCPECCMPQNKNT
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<<QQKSJ900095USCQCK~dS~4S14IoQ~S~lS76910IIIZIg~1519'0540UENTIAL OCCJ44EIICE RSPQATRKVISIQkLsAIROrVSNTTsAA AKPOIITNO CQCKTTPS~NQ,Qiii~"LKl~~~oz'~~of~z~~oOS73ZIPTF'e~KF'77~ATICNrvTUAKKPPKciSNUTppwyATTACHMKNT eIPAQAPRIMsCOMP,CQMroySN7TAKENAL<<TICNCyr~'IT5IETNCOAQUASQZZSUSM!TTKO PQAedSud.5JPPUKAMANUrA~eelAEA~Si'-iSLJSLJS'LJSLJSMS~S55947601~4041$7CAUSKOSSCRIPTTON ANOCORRKCIVKACTIONSQZ70Thecauseofbothdro77oedCEAswasduetofailed15Vowersu1units~IISIIN--V)BothCEAswererestoredin30minutesorlessand',rlormall oe.ationwasrsumedSinethseOTIIa~itis77ossible thattherecentfailureaeCZ3IhT'oo1.'o~ho'39PACIU.V~5Aiu5~iPCTISAQTIIKilSTA,USQhAULNASi~11IIQ~AQSII~17AMcuyTQPACTIVITYQZENA454445NANA>IIORPRKPARKR M.A.Schoman.8008994Itf/3IOA&eellTTCCNTKTTAKLKASKO0*ASLKA~55fsI0IIP.l~57LrIQZA735IdII7AiyySLKIIPCQ495~eIKUMfKzTPKQIPIPTIQNQ<<o
UMUAeds NUMSKA=-~-8~iIe LoOooo IlQil 7 3 5 ll I.CSSCP CA 04MACK.0 PAC'UTV Q<S TPS QSS Alrl'Qy 7 3)'9 PudLIC'TY Issuxp QKscR!~GS 7!0 QlscQVKAT055CR>>TI y QS 0 erator Observation LOCATION pr AKLKAS>>Qs NA PIRC LS-ONLV I'I'I I 65 6+PNoNel 305-2-3802 90 30 30'0}}
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UMUAedsNUMSKA=-~-8~iIeLoOoooIlQil735llI.CSSCPCA04MACK.0PAC'UTVQ<STPSQSSAlrl'Qy73)'9PudLIC'TY IssuxpQKscR!~GS7!0QlscQVKAT055CR>>TI yQS0eratorObservation LOCATIONprAKLKAS>>QsNAPIRCLS-ONLVI'I'II656+PNoNel305-2-3802903030'0}}

Revision as of 13:26, 7 July 2018

LER 80-023/03L-0:on 800511,during Power Ascension,Control Element Assemblies 19 & 58 Dropped to Full Insertion.Caused by Failure of 15-volt Power Supply Units.Both Control Element Assemblies Were Restored
ML17266A217
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 06/10/1980
From: SCHOPPMAN M A
FLORIDA POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17208A733 List:
References
LER-80-023-03L, LER-80-23-3L, NUDOCS 8006230495
Download: ML17266A217 (2)
v • d • e


Text

~~-+,~e~I e NRC PORM SSS IT 771 LICENSEE EVENT REPORT U S NUCLEAR RlfCULATORY COIIIIIIISSIOH

~[001]7 CON Y~o 0 i CON YROL SLOCICI l I I I.ls L Si1 lQz 9 LICENSEE CQQE Ql IPLEAsK PRINT OR TYP AI L, O'EcvIAKo IHPORI4ATIQNI 0f OI0 I Ot-'i I II..ill IQeI~Qe 15 6 LIC~seef 4 TTPS Jo 51~e 56 UCSNSK:IIeMd KA f 1 1t 8 I 0'QK 0 6 1 I 0 I8 10 Qs RKPCAT QA.3 30 I4 15 4VKNT QATK in ful'":*iL'0~""'O~60 61 COCEATNUMSKII 66 67 sVKNYOKSCRIPY!ON

'NO PROSAgl K CC,'IscCU~VCES QIP ower a c.a'n 1a corda le was initiated with reactor ower a The ow"r su ly, unit for CHA 19 had failed.The ower su77.v T a~os re'l c CEA 19 was ali ned with its CEA roun hei ht.On 5-11-80 CEA 58 drc77oed.Ao ro riate act on was taken a d E 8 1 P~07 I.6-.c rouTI osition.Similar occurrences were re or ed as I,EP~ps 335-76-37.

78-21 79-6, 80-2.~QS 7 6 9~'0 STSTK4 CAUSE CAU5E CCMP.VA LV K CQCS CCQE SUSCCPE CCMPQNKNT<<QQK SJ90009 5USCQCK~dS~4S 14 I oQ~S~lS 7 6 9 10 I I IZ Ig~15 19'0 540UENTIAL OCCJ44EIICE RSPQAT RKVISIQk LsAIRO rVSNTTsAA AKPOIITNO CQCK TTPS~NQ, Qii i~" LK l~~~oz'~~of~z~~o OS 73 ZIP TF'e~KF'77~A TICN rvTUAK KPPKci SNUTppwy ATTACHMKNT eIPAQA PRIM s COMP, CQM roy SN 7 TAKEN AL<<TICN Cy r~'IT 5IETNCO AQUAS QZZ SUSM!TTKO PQAed Sud.5 JPPUKA MAN U r A~eel A EA~Si'-iS LJS LJS'LJS LJS MS~S 55 94 76 01~40 41$7 CAUSK OSSCRIPTTON ANO CORRKC IVK ACTIONS QZ7 0 The cause of both dro77oed CEAs was due to failed 15V ower su 1 units~II S IIN--V)Both CEAs were restored in 30 minutes or less and',rlormall o e.ation was r sumed Sin e th se OT I I a~it is 77ossible that the recent failure a e CZ3 I hT'oo1.'o~ho'3 9 PACIU.V~5 Aiu5~i PCTISA QTIIKil STA, US Q hA ULNAS i~11 I I Q~AQSI I~17 AMcuyTQP ACTIVITY QZE NA 45 44 45 NA NA>IIORPRKPARKR M.A.Scho man.8 0089 9 4 It f/3 IO A&eellTT CCNTKTT AKLKASKO 0*ASLKA~55 f s I 0 I I P.l~57 Lr IQZA 7 3 5 Id I I 7 Ai yySL KIIPCQ 495~eIKUMf Kz TPK QI PIPTIQNQ<<o

~OI lo'Q~!Ql 7 5 I I i If PKASCNNEI.

UMUAeds NUMSKA=-~-8~iIe LoOooo IlQil 7 3 5 ll I.CSSCP CA 04MACK.0 PAC'UTV Q>TI y QS 0 erator Observation LOCATION pr AKLKAS>>Qs NA PIRC LS-ONLV I'I'I I 65 6+PNoNel 305-2-3802 90 30 30'0

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