ML20113G633
| ML20113G633 | |
| Person / Time | |
|---|---|
| Site: | Vogtle  |
| Issue date: | 08/29/1989 |
| From: | Gregory Stone GEORGIA POWER CO. |
| To: | |
| Shared Package | |
| ML20092F288 | List:
|
| References | |
| CON-IIT05-193-000J-90, CON-IIT5-193-J-90, RTR-NUREG-1410 NL-IU-11205-007, NL-IU-11205-7, NUDOCS 9202260340 | |
| Download: ML20113G633 (14) | |
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GIDGIA I%'ER IGER GDIEPATIQ4 DEE'AllD4DE VtXTI1E DirIRIC GUTEPATDC PIAt&
EE7T6XTIOGL Uff2T TITIEt RIEIQ10 '10 D4EFCDCl DUSEL
!JtNERI 111rIU+11205-007-01-C GDfDWTOR (DISAillED) AINN3 HOGRAM:
CUIS1[E ARE\\ OTERt.IOR ltIVISlait 1
Al1110R1 G. D. S7 0 1E DATE
-7/31/89 as o
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W UI1E M W EDURE 17035-1, NJNUlJCIAIDR RESTQEE TTOCEDUREE (REV 4) 4 IVAS"ER 30PY.
9202260340 920116 ADOCK0500g4 PDR S
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!HrIU-11205-007-01-c; Pasporti to Diesel Generator Disabled Alarva fl21 LT M ! Z.l illIX'l M Given a directivo frun the control roan, respord to a DIESEL G2a3% TOR DISABLED alarm.
The alarm mst te ad:nmlak od and its validity dotamined. The cxnlition J
caunirq the alam tust be investigated ard, where applicable, cortretive actions taken.
All aterunication arvi activities must be performod in accordarce with current, approved precadures.
11ECW.A12CU 1he seven DIESEL GDUJWIOR DISABLID alams on the annunciator snel at the ergine control pnel also appear on the diesel generator anrutrciator pvwl in the control rexxu. These alams are:
1.
DG1A DISABUD IDW Muro STARITIG AIR 2.
CGIA DISABLED DC START KMER TAILURE 3.
DGIA DISAf1LFD DCDTE CJtIDDL D17DCAL 4.
IG1A DISABLED ICitRIBUT OF DEEGDICY 1 RIP 5.
D31A DISABIED CG 07 BRKR DOlEPABLE 6.
DGlA DISABLED MADirDIA!JCE IIm>Jr 7.
DG1A DISAntm GDI ODtTIPOL FWR FAILURE
'Itvuse alarms iniicate coniitior.a that aculd lead to the inability of the diesel generator to start and Icad autcrnatically when rtquired to do so in an emergency. Sane of these alarms irdicate that the diesel genarator will not start due to interlocks. Upon receipt of any one of these alams, the control roctu operator will dirret perforvance of QAO local actions in acconbnco with Plant Vcgtle ARP 17035-1 (17038-1 for CGlB).
EV2 D31A DISABLED LCW PRESS bTARrDG AJt ACmtwmcE 'ng_ggs The ID will contact the OAO after the alarm is ad:rowlockjal in the contIul recra.
These alarm also appear locally at the same tim.
An Alam horn will sound for each of the alarms. In response, silence the alam by press 119 the SILDJCE pushbutton. With mitiple alarms on the annunciator pnel, it is helpful to mke note of the alams.
DNFFTIGATE 'nE AIMM This alarm will activate at a startirq air pressure of 215 psi tri deczrasirg. The diesel engim has a startirg interlock of 150 psi startirg 7-1
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tileIU-11205-007-01-C; Fespord to Diesel Geterator Disabicd Alame air pressure, i.e., tM vtattity air pressuru mst te gmater than or cq.nl to 2 50 psi in otWr for the diesel generator to te started on a safety injcction sigml (or energemy start.) 1he IE can to romsl startcd telow this presutur hcwver.
Upon recolpt of this alam, the crotrol rocn cperator will dispitd) the CM tot 1.
mock the startiry air prer.stuu at 1-PI-9052 ard 1-PI-9056 on the ergirn contrul pTnel to detemire the system that is affectcd.
2.
Gock local gauges 1-PI-9060 ard 9064 for startirg air pressure, ard otrpare the readlins with the ones on the engino control parel. There local gatycs are located at the startirg air tv;eiver tar.k.
The startirn air pmmre rust to above 210 psig in at least are ruxiver to root Technical Specifications.
3.
Invcstigate the cause of the Icw startirg air pressuru upon direction frum the control rocxn cperator as follow, a.
mock to ersure that the startiJn air ccrpresser bruakern on the MCC are cloc.cd.
If the air cxrpressor is rot mnnity, theru will be a green irdicator light on the MCC.
If rn lights are illuntimtod on the MCC for the air ccepmssor ard the circuit breaker is cloced, this irdicates that the incanirn 400V to the MCr is interTupted.
If this enrdition irtitiated the alatin, there would to ro indicatirg lights on the MCC.
If the breaker is c1cned aid irdication lights are 111tendmtod (amter-ALTIO green-OFF) for the air cxrpressor, ard the oil level is norm 1, pressity the FISET pushbutton at the breaker for the air ocopressor noter resets them21 overloads.
'Ihe air ctrpressor rAculd restart if the problan is due to therral overload boirn overheated ard openirn, b.
Check to enstra that the haniswitch indicatirg light (amber) is illtuninated.
The air compressor startiry in MA!UAL lxt rot in AtJIU when the air pressure is 1N, irdicates tjut the start air ocrpressor switch for the air crrpor has m1functi ard the control roam cperator should be ratifirx1 to initiate an M C for repairs.
Chock for icw oil level in the air crrpressor usirn the dipstick.
c.
If Icw oil level is cinerved, oil shculd to addcd beforu startify the air ctrpressor. There is a Icw oil level trip on the startiry air crupnssors, d.
Check for air leaks in the air ccrpressor.
Owck the prnssure rulief valves for the air ccrpressor disdiartJe header and the relief air start rucuiver to see if they are leakirg.
If a leak is present, you will te able to hear it.
Check that air receiver isolation valve 765 ard 7C9 are cpen.
e.
IFE ux<ktrnVE 6qUW l
'Ihe LO will dispatch the CM to restore the starting air pressure as scon l
as possible.
Follcw the actions dire <~tcd by the 10.
l 7-2
i W IU-11205-007-01-c; Pap:rd to Diesel Gercrator Disabled Alarm W
At least one innk of the Startirq Air Syste:n mst be above 210 psig or the 10 will have to refer to Technical Specifications.
1DG THC.hq1 tid't The activity must be logged in the DG log bcek. 'ntis mst be dono after the cam of the alam is determinrxi ard action is taken to corra:t the corx11tica causirg the alarm.
F04 IX',1A DISABIID TC STAirr POWER FA11LTE AGEWIEDGE 'IME AINE:
The 10 will contact the mo after the alatu is acknwlcdged in the control ruam.
'Ihese alens also appear locally at the same time.
An alam bom will txurd for nach of the alams. In response, silerce the alarm by pressim the SIIalCE pashbutton. With multiple alrm on the annunciator pnel, it is halpful to rakn rote of the alamo.
Ilf/DRl(EX,1HE AIMM Upon recenpt of this alam, the control tum operator will direct the Go to chock for DC pcwer failuru at the arg!no control paml.
Check for tripped breakers for A, B, ard C power on the finit of the engino control panel. Report the findirgs to the control tw;rn operator ard await further instructions.
If the breaken atu in the Ctl position, and no white lights atu lit, this irdicates that 125V DC pcwer is not available to the ergire control pnel.
Reoort this to the control room operator, ard resperd to any request fram the contrul ruxn operator.
TMT co@ECTIVE ACTICU (brrtctive actions, for the mmt part, are described in the apprrpriate prtadure. Perfor.n the actions, as directed by the CPO, in accordance with the precedure.
If a breaker is open ard the light is rot on, confer with the control rom operator before attapt.ing to reset the breaker.
Check that, bivakers 1AI)-11-11 and 1N> 11-12 are citral.
IDG 'IHE ACITVITY
'Ihe activity nust be logged in the CG Icq book. 'Ihis utst be done after the cause of the alarm is determincd ard action is taken to cornwt tne condition causirq the alarm.
EOS IrelA DISARTrn acIffE COtlITOL Ill IDCAL 7-3 I.
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NIrlU-11205-007-01-C; Tapend to Diesel Cercrutor Disabled Alarm AQ1rMELUE 11E AINH:
'Iho to will contact the OAO after the alarm is ackrwicdg(d in the contml rcm.
'Ibeso alarns also apinar locally at the cane tim.
An alam hom sill scund for each of the alatTn. In responra, silence the alam by pressity the SILE2K.T pushbutton. With n11tiple alatTs on the annunciatet" parnl, it is helpful to mke note of the alatws.
1m ia vate when thu LOCAI/PI2CII contrul witch csi the generator mntrul pmel has been placed in the LOCI.L position, l'pon recolpt of this alarm, verity the pocition of the contial witch at the generator control panol (1-16-4516 at pmel IR;2).
If the control witch is placed in LOCAL, the diesel generator will not start automatically on receipt of a safety injection actuation sigmi (SIAS); therefore, it is not in stardby readiness when in IDCAL.
If the control switch is in toCAL, detemine why it has been plactd in this position. Obrerve the area for the preserce of any personini kho my be in the diesel generator rocat, ard ask why the control switch has been placed in IEAM L.
!U1Et Inliscrimimte civtrgity of switches for the diesel generator, without prior apptuval frm the control recn crexator, nist never be done.
TAXE uacorrr4 ACTICtj Cortwtive actions, for the nmt part, are described in the ar.prtpriate procattre. Ibrfom the acticni, as directa! by the CIO, in accortlance with the procedure.
Detemine why the cmtrol switch is in the IDCAL position, ard report ycur firdirns to the control Itm operator.
14cn direction frun the control rocra cperator, place tha control witch back to the RDUTE position and recat the alam.
IDG 'I1E ACTIVITV
'Ihe activity nust be Icgged in the D3 log book Tais nist be done after the cause of the alaru is detemined ard action is taken to cortret the condition causlig the alarm.
C10 DS ; DISAntrn NCimESET OF mERGDJCY TRIP
'Ihe two types of emeJtgercy stop are r.mual and autamtic. 'Jhe manual stcp can te performed frua two different 1ccations, the eIgine control pmel and 7-:
NIeIU-11205-007-01-Cf Paspent to Diesel Generator Disabled Alarm frrn the actitrul tectn. The AIJIO eretgemy stop includes diesal generator differential relay trip, two-aut-of-thrte lube oil pmssuta detaMrs dettetirn pressuru less thv1 30 poi, tver-out-of-three jacket water terporature detoctors detecting turnrature greater thari or equal to 200 degrecs F, or ar overspni of 517 rpn.
A?RKElmIE 'nE ALMjtj The 10 will contact the OAO after the alann is ackrowlexkjed in the mntrol trx:rn.
These alarns also appear locally at the sann tirn.
An alann horn will
=aird for each of the alan:o. In response, silerca the alann ty pressity the SIU2 ice p2shbutton. With multiple alarws on the annunciator tunel, it is helpful to mke rete of the alarms.
nursticATr 'nE AIMM Upon recnipt of this alam, the OAO will be directed to the ergino control parel to assist in deteminity a!d correctiry the cause of the mergency trip. Verify the rrd emrgercy stop light is illumimtcd on tlw en3 rm i
control parn1 ard the diesel generator has shut dcwn.
11ote any gancrator differential targets that are prment.
In the event of an AlfIO emrgency trip, dotannine the cause.
Peport your finiirgs to the control rtxan cperater.
TAKE corGWC Q C13g11 m Correx:tive actions, for the nest ynrt, are decribed in the appropriate procatire. Perfom the actions, an dimeted by the 00, in accordarce with the prucedere.
After the situation has been correct 1d, ard ordy upon dixmetion frcrn the control retra cperator, you should depress the INDEDCY SIUP PJULT pish b2tton. The Imd mergeluy stcp light should extirguish.
If the TX;1A DISABIID 130ttRESET OF DERGDiCV 1 RIP alam exists because of a marAnl meryeary trip, dism with the LO when the ercergercy stop car, be reset.
If the alarm is present and the diesel generator has tripped due to 1cu lube oil pressuru or high jacket vater terperature, perfom t)m actions as airected by the 10.
Corrective actions due to leaks are u.nlly perfomd by Wintemrre personnn1.
If the alom is present, and the diesel gererator tripped due to one or noro of tha three 187 differedal relays detectirn a fault, verify it by:
a.
Checkiry that the IX31A '.- GUI DIFF alarm nas annunciatAM on the ar.nurciator panel.
b.
Checking for target flags on the 187 relay for each phase.
7-5
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IIIr11)-ll205-007-Ol*C; Paspord to Dieml Generatcr Disabled Alatro c.
Choc)drq that the IBM Icekcut switd) has tri[ pod wer to the TRIP
[ca t ticri. Never reset a lockcot relay until dttuctcd.
d.
Perottiry firdinp tn the control rocrn cperater.
1ho cause of the differential alam caustig the dional generator to cargency trip mst s
to deteminod by KTintemnoa potwoorni ard corrtxital leform an attaqt is rude to reset the ditrel generator.
If tho alam is ptteent, ard the dienol geretator tripped due to an w ervpoed, the CGIA TRIP 'WI7GPEED aletm also arvunciates.
After boiry diopstchcd by the ocntrol rean cperator, check the goverror for loss of oil, or loose or damgd liidage fttxn tho goverror to tha tuol racks.
Peport fiIdirns to tho control ITxxn cperator. Der.cminity the cause of the overspwd may ircludo an extwsivo investigation beforv the diocol generator is cperablo again.
hhen the cause has botv) detemirrd nrd ctrtictrd, ard dittetr4 to do no, reret the crmrspcxd trip device by depressirn bath ovetTpecd latches downward to mlatch then, then preas the EMITCDKN TRIP RESUr pushhutton to reset the alam. Thin is pisltutton 1-HS-4581 on the cryine contml panel.
Pastote the dies 61 gerarator to stardby tradiness or restart it as dim.ted by the contzol ruc operator, itG MIE ACTIv13 The activity rmist to 1crncd in the C, log book. 7his r,ust te dcm after the cause of the alam is detemirrd ard action is taken to correct the ccrdition causify the alann.
910 IU!A DISABIID CC CT 170R DJ0PD%EII
'Ihis alam would be annurciatixi both locally ard in the control rtxn, ard response to this alam is incre aIplicanle to the auxiliaty tuildity operator (ADO) than to the 7.0.
The OAO should be aware, bcwwer, of how it affects diesel gercrator operation in that the diesel generator is iroparable when this alam is Jn. 'Iho breaker will not close khan requirtd.
i Pitbable causes imitde the contnal tucun harr1 witch beirn in pull-to-leck, the selector switch cwn the switctnear in local, the breaker rot rackod in, ard Ices of DC control pcuar.
hpMWIJIUE 'DIFJM 1he ID will crutact the CM after the alam is acknwleckyd in the control rocIn.
7hese alatts also arr,.mr locally at the save tire.
An alam horn will sount for each of the alarm. In response, silerce the alam by preesirg the SIla1CE pushbutton With mltiple alans on the annunciator Forel, it is helpful to mka rote of the alarm, 7 -,3
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4 NIrIV-11205-007-01-Cf thg1d to Dietal Ckurator Dimbled Alarm DGTM1G&lL11ERMN kbich culud the alam. Follw the dim tions of the 00ctuurve the cordition is holdiry steady, ctargin),
. Detemiro khe.*her causin; the alam cordition or can to affceted by the or wonenhq. Detamiru hw i
Relate all of your fin 11nrJs to the CO. Nrform N1y actics as direct d b the CD.
t y
IME.QMCUVE _ ACTICtI CD/ DOL LOCH position, the breaker is racked in, ar n the in Ctl.
ul pwor 1
LQCLiliE ACTWITf 1he activity mst to lerfgod in the DC Icq book. This cust to doro af t cordition causirg the alam.cause of the alam in deteminrd ard ac+; ion in taken er the I
E10 CGIA D13ABLID PADWWE IDCJnIf N 2 D WL G G C.1191 bl N B The ID will contact the OAD after the alarm is acknwlatjat in the Itcm.
cr;ntrol Th'tse alarm also appear locally at the rame time.
sourd for each of tha alarm. In response, silence the alarm by prussin)
An alair horn will the SIIDG ptthtutton. With mitiple a'. arm en the anrunciator is helpful to mke rwtc of the alum.
panel, it RNLEILMUL11ERNt!
diesel gererator.This alam will N expected when minterntre is teirg perform start in unual or autcutic.With this alarm present, - the diesel gemrator will not e
If this alam activates unexprtally, this irdicates that scroona hu imdvertently placed the LOCAL /ItIturE switch in the LTAL position ar pressed the MAD W TANCE purhbutton, l
MUIL 1rrilscrimirate cturning of switches for the diesel gem without prior apprt7/a1 from the control roca cperator, cust never te
- rator, doryt.
TAKE COLTJM1ACQDi The OAO wi)1 te dirccted to go to the diesiel garerator rucn to dete the cause of the switch being plavd in this position mine L
1 1
7-7
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NIrIU-11205-007-01<; Prgrad to Diesel Gemrator Disabird Alams flotify tJm conttul rtan cporator of all firdiros.
Once the situation has teen corneted ard the ID has issued a directive, reset the alam, K G.l RU E TIZlTi
'Ihe activity cust be lo7yd in the LG Icq texak. '1his nutt to dcre after the cause of the alam is detamined aid action in taken to corrtd the cordition causiry the alam, i
B10 IG1A DISAldED GGi CD11T01. LWR l'MIURE
'this alarm occurs if conttel puct is not available to the gerniator, ard probable causes in:ltdo the tritp m of breaker 1AD11.46 at parel 1ADil, or j
trippirn of the breaker on the right hard bly of the gcmrator crintrol parm1.
With the cryire runnlig, there will te in prutoctive relaying available for the diesel gercrator.
AQ1KMIEDd' L111EXAlM
'Iha ID will contact the QW after the alam is acknculedgal in the control rocn.
'nwJe clarm also crpar locally at the cam tim.
An alam ham will sound for each of the alaim. In IETxnce, nilorre the alam by pressity the SIIENCE punhbutton. With nultiple alarm on the annunciator }unel, it in helpful to unke rote of the alarm.
.ILWsTIGATC 11IR.AINE Ensure breaker lADil-06 is c1crni ard the breaker in parrl PCG1 in cleccd.
IAY.E CDiMTirIVE ACTICt1 Cbrruct the situation by closity a tripped breaker (as directed by the contrul tran operator.
Should a breaker trip open again, irra11ately rotify the control tTra cparator prior to resettirg it.
EKL711EXTUTDI obtain the prtper log book ard tocorti the event aid any actions taken.
7-8
InrIU-11205-007-01-c; Respord to Diesel Generator C.' abled Alarms MEINEE_GllDE Follw those stein to investigata a DII23EL GDE3% TOR DISABITD alam.
1.
Idanculedge the alarm.
2.
Irwestig3tive the alare.
3.
7td.e corrective action.
4.
In] the activity.
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f(IrIU-11205-007-01-c; Respard to Diesel Cererator Disabicd Alams S11MRil Betore prtccaliny to the Task Practico, answer the fo11os119 cpostions.
1.
hhen you are investigatirq the IEIA DISAD1II) DC firART FAIll]RE alam, if the breake, tis are in tJvn Oil p:cition aid no %hite lights atu lit, what does th.is lidicate?
2.
hhen the diosol germntor's 1&WREM7FE control witch is in the IOCAL position, it is availat0e for an autcrati : crctyency start on an SIAS.
a.
True b.
False 3.
hhan a lockout rulay trips, ycu should reset it imodiately and rotif/
your r;urnzvisor.
a.
True b.
Fdse l
s 7-10 i
y
e e
a W IU-11205-007-01<1 imspond to Diesel Gercrator Disabled Alarm N3 bht 2M 1.
125V LC power is not available to the engire control ranol 2.
Falso.1ho diocol generator is nat aval]able for an autamtic sergency start on an SIAS if the control switch in in LOCAL.
3.
Faire. Do not teret a lockout relay until directed 17/ ycur suretvisor, s
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N 7-11 I
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NIrIU-11205-007-01-C; Respord to Dier41 Gemxator Disdicd Alarra l
TiGK FFACTICE Defore pruwxlirq to the Performnoo Test, oc Plote the follcuiry Tusk i
Practice exert:iae(s).
1.
Pavics Proordares 17035-1 ard 17038-1.
De sure tJat you urderstard all precautions, limitations, ard styn arsociatal with twpordity to DG " Disabled" alarro.
2.
Take this instructioral unit ard Procodures 17035-1 ard 17038-1 to the i
diesel ger,erator buildirq.
Do sure that ycu can locate all local ccq:onents aid istnrentation associated with rmpordity to 00,
" Disabled" alarms.
3.
In the dietel generator buildirg, valk throxft tJw) task of rwport11rq to DG "Disabicd" alarrn.
If possible, have a fellcu trainee crvaluate ycur pertonrance usirq Prtxnfurcs 17035-1 ard 1703e-1 ard this imtructioral unit.
b S
7-12
6 s
i ifIrIW11205-007-01-C; Ecspcni to Dierol Generator Didled Alarra UZDfaQL(i TMtLIl%CIICI 1.
If ycu have any questions about the prtcautions, limitations, or'stepe in Prootdures 17035-1 ard 17038-1, ask ycur instructor.
2.
You chculd have bmn able - to locate all 1ccal acrgrenents ard instrumntation asscciated with responding to DG " Disabled" alarTro.
If you had any difficulty, ask your instructor for help.
3.
Ycu thcnid have walkcxi through the steps necessary to Inspord to DG "Disabicd" alarms.
If ycu had any difficulty, re-read the pettinent l
mctions of this instructicnd unit ard the proceduzu.
Perolve any auestler:s with your instructor, l
l 3
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7-13 l
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1%TR GUTIFATIGi DEP/ RIM 12fr
\\D711E E1ICDUC GDURATIN3 Pudfr INSHUCTICitAL LUIT TITLE:
12tDCDiCY START 11tE DiDG2JCY NUMIVR: NIrIU-11205-003-01-C DIESEL GD(D%10R ITOGRM1:
CUISIDE isREA OITPA1DR REVIS101:
1 AUI1DR G. D. SIGIE DATE:
7/31/89 W
6\\
ll h'f O'
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RDUIDJCES:
V0G11I ITtXHLHE 13145-1, DIESEL GUTIRA10f6 (rdN 17)
V AS 9 CD3Y
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2-
NIr1U-11205-003-01-C; D'ntgency Start Diesel Generator U21G nVKE fM W U.YE Given a directivo frue the control rtun cprator, enenjeiry st. art the diccel generator.
The diesel generator cust to verified to tuve starttd aid curating turamters rtut be conitored.
All orrunication 3rd activitics rust be perforrod in acconivre with current, approved proccdures.
1ho Diesel Gelnrator Operation 109 rust to otrpleted, signed, ard returnrd to the Shift Supuvisor.
IL@R1MIGi Respcr.d quickly to an crergercy start of the diesel generator. A diesel generator canrut te mnually encryency started frun the control rocan.
It in vital to preocod to the diesel generator buildirq as r. con as instructions are given to erertjency start the diesel genemtor.
PICEIVE DIRECTICUS_litti 1HE GM{HE Foli OPEPAIOR 10 FFHGDiCY START THE_M DDEEL GDIERATOR Cbtain a ocpy of P.lant VaJtle procedure 13145-1, " Diesel Gemra*. ors."
Refer to the section, " Diesel Generator Cpration Under LOCA Ccniitions."
Procmd to the 1A diesel generator tuildirq.
If tirn allcus, verify ergino control parel indicatiors. This check chould take no longer than 10 socords if no alatra are present.
1.
At least one startiry air circuit rust have wter tjun 150-polg pressure. This is indicated by the STARrDG AIR THESS IHT DANK ard STARrDC AIR FPJES RIGir IWIK gauges.
2.
The follcuiry annunciators are not illumimted:
a.
CG1A DISABIID IIM ERESS STARTDG AIR b.
DG1A DISABIID DC START FChTR EAllDRE DG1A DISARIED MAINTDWiCE IfCK CUT d.
LX;1A DISABIED CG CKr 1RKR DOPEPABIE e.
DGlA DISABIED IKERESET OF D4ETCDiCY 1 RIP 3.
Chcck that the UNIT AVAILABIE blue light is illumirated.
Notify the control room operator tefero pInxeding if thern are any discrepancies.
Ensure that anyone in the generator room is away frun the generator bhem it is started. This rhould take approxirately 30 rerrds te ecccrplish before the generator starts.
3-1
. ~.
e tileIU-11205-003-01-C; Dwryency Start Dice.el Gercrator fore: tw suru to wear your heariro ptrtection aid verify that others in tho generator rtern are kuarity theirs.
IMITIA1L1MUMNfEVEAIIT A button is encloscd behird a glass wirdcu on the ergine control parel.
A smil turrer is attached to a chain en the left side of the wirdcv.
Dy either urecriulig the glass (prutorable), or by breakiry it, the spriry loadcd tutton will "pcp out" slightly, ard the diesel generator will cronyercy start, yplift.J11AT 71E DnEEL 17tARIU Q1ock the follcuiry irdications on the ergine control rmel:
1.
Verify that the ITd STAI&DU lamp illumimtes. 7ho light should stay on for approximtaly 5 caords after the start sigml is initiated.
2.
Verify that the green SAFEIY I!UICTICti SIGIAL lamp illininates.
3.
Verify that ergine speed is increasiry.
4.
Note that the DEJGDKY START annunciator is flashing.
Ackrxuledge the alam.
5.
!Jote that the rod 10!#iIIG light ilhanimtes. 'Ihis occurs at 200 rpn.
6.
Note that the blue READY TO IDAD light illuminates. 'Ihis occurs at appmximtely 440 rIn.
Note the tan of the start for entry into the log book.
!KrrIIY WE CrtDTOL PLX24 OPEPA70R TlMT 71E DIESEL HAS Pmi D4ETCDJCT STARITV Infom the contxcl recrn operator of the tien the diesel generator was started.
7ho control rocn operator my advice the Ito to ronitor the generator controls and cperation.
U2TIOR 'I1E DIFSEL GDIEPA70R 'ID DISURE IYOPER QPERATIQH After an emergency start locally, several of the diesel generator's protective trips are byymsed. Those remining include:
-Generator Differential overcurrunt Relay
-Icu Inbe 011 Pressure (30 psig)
-High Jacket Water Terperature (200 degrees F)
-Engina Overspeed (517 rpn)
Initiate the diesel generator operating log. This aid in nonitority scr:o of the paraneters which at this point will not shut dom the diesel generator autcratically. Clccaly nonitor:
-lube oil prwssure
-lube oil torporature
, Jacket water teqmrature
-Generator bearing torperature
-Fuel oil day tank level Notify the control rucun operator if trip points are reached, or if an alam annunciates.
3-2 l
e IIIrIU-11205-003-01-Ci DmIgeref Start Diesel Gemrator Use the DORIC temperaturn irdicator with the thermxuple selector switd on the engine control nnel to treni DG terperatures.
I if any alarms occur, rotify the contrul rean cperator incertiately.
The control rocn cperator may instniet the IY.D to investigate the alann.
POTIFY 11E CttfrEOL PpCH OPEPATOR 711AT 11E ACTIVrIY IS CCtf1LTED Ctrplete ard sign the " Diesel Generator Cperatical log."
flotify the Shift Supervisor that the tad, is canplete and rmiin in the diesel generator building until further instructions are given.
LOG THE ACTIVEY Pocord the act:.vity in the agrrpriate 1cq book.
l 3-3 T
l
111rIU-11205-003-01-c; Dwirjency start Diecul Generator PEMVIMWG.sUlDE Follcw there steps to enrgercy start the diesel gercrator.
1.
Ra ive a dittetive ft:ra the control rtxan operator to emergeJcy start the diesel generator.
2.
Initiate the D4LTG22Ci STNG.
3.
Verify that the diesel starta. Check the follcuiry inilcations on the ergim contxul panel:
a.
Verify that the rtd UTMEDG lanp illuminatos. The light chould stay on for apptuxistely 5 seconis after the start sigral was initiatal.
b.
Verify that the green SMTrY DUCCTICil SIGIAL lam illumimtes c.
Verify that ergire specd is ircreasirq.
d.
Ilote that the ENEE12JCl STMC annunciator is flarhirq.
Ackr.awlatye the alann.
e.
!!ote that the Itxi EU!DCC light illumimtes. 'Ihis cxrum at 200 rTn.
f.
14ote that the blue READY 10 IMD light illumiStes. 'Ihis occurs at apprVYimtely 440 ITE.
4.
llotify the contIul rtxn operator that the diesel has lxx-n erett;ctry started.
5.
Monitor the diesel generator to ensure proper ctr. ration.
6.
flotify the control Itxxn operator that the activity is conpletal.
7.
Icg the activity.
f 3-;
t.L-IU-11205-00bO1-C; DTtgercy Start Diesel Generator E13f-lWI Def,rc plumlirn to the Task Practice, answer the follevirg questions.
1.
'Iho IMDY1DKN STARP prh button runt bo depresocd after the lens of the break glass is broken in onder to a cryency start the dicael engi3m.
a.
nuo b.
Falso i
2.
The dicsol generator can be mnually cretyancy started fim the control tumn.
a.
True b.
False 4
) **
I l
!ErIU-11205-003-01-Q FentrJefef Start Dieral Cerator i
NEinTRi 1.
Fals6. With the DFJCDJCY START, ycu rad only break the glasn' to start im :!'.esel orgine.
2.
False, h diesel generator cannot be mnually emrgency startal frran r
the control rrxan.
L L
1 4
"b
~. -
l l-NicIU-11205-00"J-01-C; li.virgerry Start Diesel Gerwrator 16SILEMCPICE Before proceedity to the Performtre 1bst, ctx.plete the follosirg Task Practice exercise (s).
1.
Review Procedure 13145-1.
De sure that ycu urderstard all precauticns, limitations, ard steps associattd with crergercy starting the diesel generator.
2.
Take this instructiorkd unit ard Procedarn 13145-1 to the diesel generittor build.ing.
De sum tMt you can 1ccate all loc.11 campcnents ard irstn:nentation am-iated with emtgency startirg the diesel generator.
3.
In the diesel generator txtilding, walk through the task of emergerry startirg the diesel gelvrator.
If possible, have a fellow trairwe Waltate your perfonsnce usiry Procatare 13145-1 ard this instructionf. unit.
I k
3-7 W
IGrIU-11205-003-01-C; Etergency Start Diesel Generator i
IIIDLEKltLTMK likW11t%
1.
If you have any questions about the precauticm, limitations, or stepc, in Pruxdure 13145-1, ask your imtnrtor.
2.
You nhould have been able to locata all local ccuponents ard imtnmentation associated with energency starting the diesel gemrator locally. If you had any difficulty, ank your imtzuctor for help.
(
3.
You should have walked through the swps nects;ary to enntgency start the diesel generator locally.
If you had any difficulty, re-read the pertinant sections of this instructional unit aid the pITrature.
Resolve any questions with your instructor.
m M
~
3-8 I
l
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ^ ~ - - - - -'
a o*
l e
/
l GDDIGIA IO7ER j
I%'ER CDIDV."70i DEPARIFOff Q
WGIIE ELECTRIC GDIERATDG PLN7f
'IFADIDG IESSQT PIRI TITIE:
DEGDCi DIESEL GDIEP/M NLHBER:
NIrLP-11205-01-C COtTff0L AND MUTECTICtl PIOGPR4:
CUISIDE AREA OPERATOR REVISICri:
1 AUIIDR:
G. D. S'IOLTE Dr\\TE:
7/31/89 Sh?,h4
%,,) b, INS'ITUCIOR GJIDELUIL'*:
I.
FOI@'AT A.
Incture with visual aids II. FATERIAIS A.
Overhead projector B.
Transparencies C.
hhite innd with nvPEIU III. EVALUATICH A.
Written or oral m:am in conjunctic:a with otler lesson plans IV.
RD e s A.
A perforrance tased instructional unit (IU) is attactied to the lesson plan as a student.Mndout. After the lecture, instnction shculd to provided for thu attached instructional unit. ' Die instructor sin 11d be available to answr any questions that my arise concerning the IU mater.%1. After instruction on the IU, the student will perform, cinulate, cbserve or discuss (as ide.atified (n) the cluster signoff criteria list) the task covered in the irstructional unit in the presence et an evaluator.
wwy_
~ -.. _.. -.. _
.t.
N! RIP-11205-01-C I.
~IWR$E STAHMNT:
~
FOLINIIG CmPIETION OF 'DIIS II.SSON, 'UE C71UDQfr WIIL POSSESS ' HOSE DWIEICES SYSTD'.ATICAILY ITE2trIFIED TOR 'HE PERFDT4WJCE OF DIISEL DCINE COthBOL AND ETUTECTION SYSTDI TAS}3 4
7 11.
LIST W ~DP2/TTIVES:
~
~
1.
State the pnTxce of the gerarator.
2.
State the basic function of the voltago rcqulator.
3.
State the itrc, tion of the Neutral Groundity Transforcer.
4.
State the fury: tion of curtrat transformrs on the generator leads.
5.
State the function of potential Lransformrs on the generator lead.
6.
For the folicwirq controls on the generator wntrol pmel, atate the respcose of the diesel generator to the.e.# lection of eacti position, and state operatirg corxiitiom in which that selection would be mde:
a.
IDCAI/RDUIE switch
- b. - SFEED RAISF/INER switch c.
NJIo,%NUAL phbutton fcc voltage regulator d.
EXCfrER ENARIE switct1 e.
FIELD FIAS!! pushbutton f.
VOLTAGE CCNIPOL S'41TCHES/ RAISE /IDER (Auto, and Kin sw) g.
EXCTIER SM1IV0WN prJ1 button h.
tRET PARALLEL switch 7.
State F=inwives that nust be made to allow automatic c1cauru
-of the Baergency Diesel Generater Output Breaken, 8.
State the ocurre of excitation voltage for the generator section of the EDG, 9.
State 1dtich 480V auxiliary systems of the emergercy diesel-generator are affectai when the non-class 1E busses (DID01 and INB10) are rot energized.
10.
Describe the purpcse for which 12SVDC systtre interfsce with the emergency diesel generator system;
?
r
- 1IrLP-11205-01-C REnRDTMs
1.
PLWT WGTLE ITOCEIURES:
13145, DIFSEL GDIERATOR 13146, DIESEL GD4ERATOR IUEL OIL TF#ISHR SYSTDi 14980, DIESEL GDIERATOR OPERABIUTI 'ITSr 13427, 4160 VAC 1E EULTRICAL DL9TRIIUTIQ1 SYSTDi 17035, MOUJCIAIOR RESIULSE ITOCEUURES 17038, MRU'CIATOR RESPOf1SE ITOCEDURES 2.
TEQifiICAL SPECIFICATIQ1S:
3.8.1 E!ICIRICAL IGiER SYS7DE, AC SOCRCES 3.
STMIDBY (EERGDICY) DIESEL GDIER130R, WGTI.E ITREfDC TEXT QiAFTER 16C, VEGP 4.
I'I.RTT VW10AL OfAFTER 23 5.
P& IDS,10GICS MiD CrfHER DRAh'UCS:
PIPDG M4D D6ITLHDTl' DIAGlW"S:
LX4DB170-1 1X4DB170-2 VU4 DOR 27&DGS:
AX4AK01-27 (11 TEE OIL)
AX4AK01-26 (JACITT HATER)
AX4AK01-29 (SDWrDG AIR)
AX4AK01-2P (FUEL OIL) 00tTITOL IDGIC DIAGBME:
1X50T107-1 (DG FUEL OIL SYSTD4) 1X5CN107-2 (DG LWIT DiGINE) 1X3CN10'/-3 (GDiERATOR)
EL952fIARY DIAGRNG:
1X3D-m 4;03C 1X3D-MH303D 1X3D-Efi-G03E 1X3D-N-G03F 1X3D-EH-G03G 1X3D-EM<,03H 1X3D-5 4;03I 1X3D-m<,03J OTE-LUE DIAGRAMS 1X3D-AA-A01A 1X3D-AA-KOLA 3
NIrLP-11205-01-C
' VdMh5:
~~~
6.
VDIDOR MAtUAIS:
AX4AK01-509 AX4AK01-510 AX4AK01-563 7
F.S.A.R.: 8.3, 9.5.4, 9.5.5, 9.5.6, 9.5.7, 9.5.8 8.
CAP OO MrIMDTIS:
SOB 83.006 UNAVAIIABILITY OF EMETGDICY ECWER CAUSED BY DIESEL NiD DREAKER Ut&VAIIABIITfY SOIR 83.001 DIESEL GDERATOR FAIIURES SOER 84.042 SYSID4 INrkJEPDIDDICY OVERSIGfIS RESULTS IN IIES OF REIXJNENTT SAFDGUARDS EUNMGIS IDI 85.028 PARTIAL IDSS OF AC IGER N4D DIESEL GDIERATOR DDGRAIATION IDi 84.069 OITRATIQi OF DERGDICY DIISEL GDERATORS CNR 297 GRID HIGI VOLTAGE AND LUDERVOLTAGE TRIP REIAYS C0tTIRIIUTE 'IO E*2G OUITUr BREAKUt IOCEDUT NURDG 1216.000 SAETTY EVAIDATION REIORT-RFIATED 'IO OPERABIIIN AND RELIABIIITY OF DERGDiCY DrESEL GDinw1DRS MA!UFACIURED BY TTANSAMERICA DEIAVAL, DiC" (tCT AN OAP ACTION ITEN, IUT A TRADTDG inNTIMDir) 9.
INSTIUCTIOtRL UNITS:
NIrIU-11205-C-001 PREPARE DERGDCY DIISEL GDERA70R FOR STARIUP NIeIU-11205{-002 MANUALLY START THE DIESEL GENERATOR LOCALLY NIcIU-11205-C-003 DiLTGDC START THE DER ~DICY DIEEEL GDIERATOR NIeIU-11205-C-004 MANUALLY SIOP THE DMDCY DIESEL GDIERATOR IOCALLY NIeIU-U.205-C-005 PERFORM D4EFCDiCY DIESEL GDIERA'iOR OPERABILITY TEST NIrIU-11205-C-006 DiERGDICY SIOP THE DIESEL GENERATOR IDCALLY NIrIU-11205-C-007 RESPOND TO DERGENCY DIESEL GDIERATOR "DISABIID" AIAFMS NIcIU-11205-C-008 RESEOND TO FEDGDU DIISEL GDIERATOR "GDIERAIOR" N NL-IU-112054.-009 RESEOND TO EMERGDCY DIESEL GENIRATOR "MISCELIANECUS" AINet9
- 10. TRANSPARENCIES:
s NIrTP-11205-001 IESSoti OBIECTTVE NLarP-L1205-002 TYPICAL SQiD% TIC - EXCITER NIrTP-11205-003 VOLTAGE REGULATOR BIDCK DIAGRAM NIrTP-11205-004 SOLID STATE VOLTAGE REGUIATOR NIrTP-11205-005 EG COtIITOIS, QEAB NL-TP-11205-OOti GDIERATOR COffrROL PN&1.
11.
SIUDENT HANDOUIS: NONE l
L 4
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_-..-....~. -. ~. _ _. _ _.
-'n i
NL-IP-11205-01-C
- III.. UESON 01EINE:
lbrES
~~
I.
UTITOCIMPION
-A.
'Ihis lenson describes the gemrator ard generator -
related controls of the EDG, primarily at the 1ccal station. Ircluded will bo.a brief wetview of the remote station (QEAB)', a'id same of the permissives/
interlocks involviry the output breaker, located in the Centrol EkA11dirg B.
'Ihis is the final lesson in the diesel generator reries-C.
Present lere objoctives NI#rP-11205-001 II.
19ESINTATICH A.
Purpose 1.
Generator
.1he cutput of the genentor provides 4150VAC Objective.1
. for the purpose of ptuvidirri the powr requirements of the 4160V class ik bus when needed (if Preferred Power Sourte is lost)
- 2. -- Generator Cbntrols Provides ineans fer controllirq tra electrical output of the generator, ard prwides.cfarerator protection-B.
Function
'1. - Voltage regulation ard excitatico Otrjective 2
.a.
Provides enough DC pcwr. for the generator field under-all corditions of generator -
Icmiiry while Inaintaining. voltage.at a prt:per level
- b.~ Sources of excitation
^
objectivo 8
~
1)'. 12%'DC initially, frcn LG ci.rtuits A E B, 125VDC 1E
_2) ' Self-axcited once the 125VDC has -
~ 50 - 60%
i4 excited the field to a certain
_ normal voltagez mininum voltage _
,2._
DG Btwaker (overview).
a.- When ciceed, connects generator cutput to its 4160V bus. Closes automatically cm 5
i i
s e
w
fileIP-11205-01-C ITf.
IISSoti CUIUhT:
tKrIEs
~
undexvoltages on bus b.
Opens in response to mnual or autmatic trip signals 3.
Safoguards So<pr (overview) a.
Responds to:
1) 1E bus urdervoltage (W)
- 2) Satety Injection sigml b.
Initiates the following; 1)
Start creI9ency diesels
- 2) stcp any sequencer test in prcgress 3)
Strip 1E tus of loads (W only) 4)
Shut DG breaker 5;
Enezgize a riate E!*9 loads as determined nitiatir ; sigrn1 (SI or W)
C.
Ccmponent Description l
1.
Generetor a.
Single-twnrire (insulated sleeve-type pedestal tearing) j b.
AC Syncitronous c.
7000 IW i
d.
Suitable for 10% overload for 2 hm/24 hrs o.
8750 EVA f.
4160V g.
1214.4 arps h.
Three phase (six leads out, wye cornacted) 1.
60 Hz
- j. Power factor 0.8 k.
16 Poles 6
6
. -.~.
- l' NL-IP-11205-01-C.
CY.Eshfli OJILINE:
NCII13 I
'1.
Contirnxw duty
- m. - 450 rpn 2.
Exciter and Regulator a.
12SVEC b.
40 l'W continuous
- o. - 303 anps, DC f
d.
60 Hz-
-e.
Dual bridge exciter.
f.
Solid state voltage regulation
- g.. Ir. cal ard ruota control h.
Brushes arvi slj irgs overhtug from l
bearirg 3.
DC Output Breaker (4160 VAC)
.-a.
Not controls from EG room b.
2000 anps cantinuous ratiry c.
1AA02/lBA03
- d. ' Inal control at breaker's switchgear D
e.
Pmote ecsttrol at Control Roca 4.
Ceneral Electrical Iayout
- b. ' Neutral transfomer low side grtunded
-ci On phase-to-grourd fault, current flows thzugh neatral.transfonner before it can return to phase-d.
Noutral transforrer
- 1) Provides rathod of protectirq-the Objective:3 generator should-a phase-to ground fault occur
- 2) = Neutral overcurrent relay operates-to trip a lockout relay, opening the DG
,,,-+. ~
m-
-e n-
~
a NielP-11205-01-C III.
t#TordUrLutE:
tcHE-
~~
~~
breaker and shutting do n the DG (dererriing upon e.tnlitions under which the DG was started) t;eutral transferwr pruvides step-dcAm vultage to cparate the relay 3) 1.85 chm seconitry resir.tcr is a krKun load
- 4) Transformr locattd in cubicle on flect et generator level e.
Current transform rs 1)
Sense atrrent ficwing thrtuyh the generator leads, ard step it down Objective 4 to a level which can be used by mteru and relays 2)
Diff. relays 3)
Fewer relay (132, revenm Ixuer) 4)
Field relay (1401ces of field 5)
Nvg phase sequence (146)
- 6) Cvero.trrent relays (151, 15DI) 7)
Reg 11ator L
- 8) kp ani W mters
(
Rirns ratio determines hcw nxit current-l-
will ficw in secondary, with a given l
primry current f.
Ebtential transformrs
- 1) Steps dcun bus voltage to a level objcctive 5 Wrich can be used by mters and relays
- 2) Regulator (through reactors) j
- 3) Voltaters
- 4) FrequeJx:y meters
- 5) Undervoltage relay - 127
- 6) Overmitage relay - 159 i
l_
7)
W mter f
3
NIeIP-11205-01-C III. LEG lGti CUILINE:
lOITS
- 8) Var meter
- 9) Peverse power relay (132) 10)
Loss of field relay (140)
- 11) Negative phase sequence relay (146)
- 12) Urklerfreg.tency relay (181)
- 13) cverturrent relay for phases (have an inverse voltage input) (151V)
Prin
-to-secondary wirding ratios de the voltage in the st W,
with a given priltary voltage i.e., 4200 - 120 g.
Generator Protective relays - kt en they operate ard gereral functions Tha 1 of 187
.means 4160V 1) 187: Difierential Inoks for phase-to-phase faults in the area betwen cts See also 1X3D-AA-D02B Causes 186A lockout relay (LOR) to trip Trips D3, and breaker (ard Locks out) regarriless of how started
- 2) 131V: Huse Overturrent (coch phase)
Looks for high current in each phase Tripa 186B lockout relay 3) 151N - Neutral Overcurrent Palay Icoks for high current returnirxg to generator thrumpi gruird (irdicates thase to ground fault)
Trips 186B Lockout relay i
l '
4) 140 Insa of Field Pelay Inlicates collapse of rotating LC field Trips 1868 - Lockout Palay l
5) 186B Lockout Pelay l
g L
NIeIP-11205-01-C Ill. LE550tl OUli.DiC:
il71TE Trips DG bmaker and shuts Can me on down D3 unit (except SI cord.)
1X3D-En-002D Prevents reclosure of breakers or restart (except SI) 6)
132 - Reverr,e ther Palay Detects if LG is beirg carried by grid Trips 186C L.O.R.
7) 146 - Negative thase Sequence Relay Detects p%ue inbalanm Trips 186C L,0.R.
3) 186C L.O.R.
Trips DG breakers only during test when it it operatirq parallel with pmferred power sourm 9) 181 Urderfrequency Relay At one tim, Trips tr, breaker if paralleled trippxd 186C.
!!as been charged to din ct trip to bmaker 10) 160 relay (for Pr failure)
Detects difference in voltages frun the Pts on generator leads (rmully identical voltages)
Blocks functioning of certain relays, since the 160 has detected Pr failum 5.
Ikw Generator and Exciter Operate NT. SP-11205-002 a.
4160VAC conducted to DG output breaker by leads (three phases) b.
Rotor of gemrator driven by engine c.
Rotor has DC field, cimilar to a spinning electrtragnet (N & S poles) 1)
Field's lines of form cut stator wirdirgs 10
i l
NIrIJ'll205-01 -C Tfl.
1 B SCM Olli'DiiE:
~
- tunt,
=. _ _ _.
2)
Pruface vcltage across t leads of stator (stationery wini
..)
- 3) Excitation ptruided to rotating field thrush slipring.vd brutties,
d.
Self-exciti) J (once stardM)
- 1) One three-itano power transforTr.r 2)
Lin.ar rem. tors (3) shift current pruJuccd by the thrce-puso per transforrers, so that current lags voltage
- 3) With load, current flohs through priraries of pcuer cts
- 4) Currents in second.1 ries of cts in phase with load currents
- 5) With Inductive load, CT seconiuy lags gen voltage Capacitive leads cause leacting currents Resistive loads produce in-#wse currents o.
Rectifier Erickps 1X3D-LEsv3H
- 1) Semicercuct: ors
- 2) Output is (+,
-) to gererator via brushes, sl]prirgs 3)
Input to bridge is vector sum of current ftun T-1 ard fran cts
- 4) t o bridges, one on staniby, one in service 5)
Bridge transfer switd) in pdm /3 -
large switch
- 6) Transfer instructions in 13145.1 6.
Ra3ulator a.
Controls output of exciter M M P-11205-003 b.
Solid state l
n il l
~
NIrlP-11205-ni-C m.
irssw wrm.u---
ee c.
Sensirg clintit prcduces DC sigral NIrTP-11205-004 representiry generator output voltage d.
Fxror anplifier certares DC sigml frm generator output voltage with DC a,ignal frca voltage adj. potentier.eter e.
Firity octnparator (eydt phase) saw tooth cituair serres wtwn rc corduction bagins (spc)
Signal frm error arplifier, after coqurirg with sawtcoth (sync) ciratit, deter: Dines hcw lorg SCR shculd cr.xtuct D.
Controls ard Irm,trutentation 1.
Perote (QEAB) Overview - controls a.
DG start PB
!RrTP 11202-005 b,
CG stop PB c.
Raise spcet
- 2) Iner sped
- 3) When parallel with RAT, changirg spwxi charges W load
- 4) When in unit, a:d supplyiry the 1E bus, charging speed charges frequency of generator and bus' loads d.
DG voltage control.PBs
- 1) Raire voltage
- 2) Ic ar voltage
- 3) Chargirg voltage when parallelai will cts ge hvAR load i
4)
Cr.arxJ rg voltage when in unit (D3 only provides 1E bus), generator and bus load voltage charge -
e.
Syrx: node sel. switch f.
Idfo sync pemissive PB 1:
Nlr !#-11205-01-C TIL 155S0(4(FILD O ~
~~~~~ITolff
~ ~ ~ ~
g.
Sync switch (for DG) h.
EDG breaker crxitnal 1.
DG em.Irptry stop - 2 PBs
- j. DC unit /p3rallel ruitch 2.
Ponote (QEAB) indicator a.
Norml irectnity arreter b.
h, D, C, Ihwe amrnetors c.
DG voltreter, with sel' switch d.
DG frequercy e.
Kilowatt roter f.
hWR noter g.
Sync scopa h.
SITc lights (2) 1.
Auto syrc perminsive light
- j. Voltanter and frT.quency noter k.
Fotentitreetar liesits 3.
Eurote Shutdcr 7) Parels a.
Indicators for DG breaker (open/ clos. )
M c.
DG Antreters (3 phares) 4.
Local ContIols NIr'I'P-11202-006 a.
IIXW/ RENT 1IE switc".
Cbjective 61
- 1) Transfertirg to IICAL transfers ccc1 trol to TU rocan
- 2) CG inoperable - will not auto start if in IIXAI.
3)
I.OCAL usually used alorg with thintenance rode O
e Nlr!F 11205-01-C TIT.
1ITEoTt DUtTSt:
noves
- ^ ^
b.
Speed RAISE /IfhTJ1 switch Objective 6h If in ICCAL, will ircrease/docrease it; speed (att frapency) c.
NJIO/PN1UAL pushtuttons for voltaju objective 6e regulators In local, pushing one or the other relects
!WI or NJIO Ivjulator. hhite light illtnimte alxwe selecto:1 inode In Manual, the generator volta e kutid not be cansed for feedback to ator d.
EXCITUt DIAEGE switch C6jcctive 6d
- 1) Mmually etables exciter
- 2) Dcciter normlly embled when DG not triptyx1, and field not Luing flashal
FIEID FLASH pshbutton objective 6e 1)
Ptuvides DC for mnual flashiny of field
- 2) Normlly not needed
- 3) Procedures allow mnual field flash 1rg during less of offsite power aftar 1314S.1 bridge transfer or transfer to m nual voltage regulator f.
Voltage control Switches objective 6f
- 1) Auto - PAISE/OFF/ LOWER haniswitch for settirs the reference vultage of the Auto regulator (if in Incal)
- 2) l'AN - PAISE/CFF/IDdER harriswitch for setting m nual tw3ulator voltage (if in Local)
- 3) Moviry handswitch cranges pcuer -
l driven potentiometer settings 9
EXLT.T. 5LUATXEN pu2 button Objective 6g P Shutsdown exciter, allowing generator l
voltage to go to zero, even with 14 i
l
NIrLP-11205 C TII. IESScti CUILDiE:
liarfs ergine runnirg 2)
Ibssible use: Generator failure durlig loss-of-offsite pcwr. With cryine runtiirg, E(CITER SIMITUiN perfortred prior to transferrity bridges, or changirq to !%N voltage regulator h.
UNIT /PARATJET switch Objective 6h 1)
Spriry mturn to center
- 2) No way to tell locally whether UNIT or PARALIEL 3)
IOCAL delection of PARALIEL unlikely 4)
UNIT is selectexi 1ccally when placiIn CG cn a dead bus frun outside Control Rotan 5)
IDCAL selection priinarily for mintemnce uses
- 6) hhen tralafer is mde flun RDrJfE to IDCAL, unit /carallel made go to UNIT
- Govemor and regulator
- 7) Control of governor and regulator also go to UNIT when SIS, or locs of offsite power signals occur 5.
IDCAL Indicator a.,
Field volt 7neter, 0-150VDC, 125VDC tretiml b.
Field amneter, 0-500 amps DC, variable, full load ratirrj 303 arps c.
Volt:mter (bus) 0-5250VAC d.
Huse arneters ( A, B, C) 0-1500 anps e.
Elis freque:rf meter 55-60-65 HZ NOTE:
10 synchronization irrlicators, or VARneters, }Mneters, lccally -
Parallel operations, and synchronization, donc frtra Control Rocxn 6.
IM OLTTEUT BREAKER - Closure 15 t
~.
- ~ _
.. -~
-i 4
NIrlP-ll205-01-C 111. ID3 SON CUfflRE:
tults-
~
a.
Breakers on 1AA02/11M03, ccrpt 17, in
- Ctrunit:nent Control Building SOER 83.006 1X3D-BA-D02D b.
UndMvoltage (Auto)
Ctjective 7
- 1) No has faults (no lockouts on preferred breakers) 2)
Preferrai breakers cren
- 3) No DG 3cckouts (186A, B, C) 4)
"Close Permissive from Sequencer" (irdicates load shed canplete) 5)
D3 voltage > 901 6)
CG specd > 440 rpm 7)
DG breaker closes approx. 9.5 sec.
after UV initiating signal frcrn sequencer 4
- 8) Sequencer teirgs to sequerce loads back on, at 5 secord intervals c.
Manual Close Sequence (QEAB) l 1; Manual or Auto sync selectr.d
- 2) Sync scope on
- 3) Transfer switch on switchgear in
" Cont. Run"
- 4) Auto sync permissive if 1.n Auto Sync d.
Manual close Sequencer (Local, at SWUt) 1)
Inocaning breakers open 2)
IRS in Iccal
- 3) Manually close e.
Tect Close Sequerra 1)
Breaker in "TESr" position 2)
T.S. to CIEE 7.
DG Breaker Trips a.
186A Trip /lockcut 16 I
e
L
!TIrlP-11205-01 -C TIT ~~1LSSoti CUTLIldE~
IUnTi
/
Trips EG regartiless of hcw started 1X3D-AA-K01A cd 1X3D -EW-D02D b.
186B Trip / lockout Trips D3 urtless SI cordition c.
186C Trip /lcckot.t Trips DG breaker, ergine continues to run d.
Urderfrequ -
relay Tripo LG brea
>r, ergine cor.tinues runn.rq e.
DG Tripped sigml f.
CG D: erg stcp i
g.
CG Overspce) h.
EG Paralleled to PAT, RAT breaker faults, trips /locksout 1.
DG Paralleled with FAT, SIS oocuts, CG breaker trips
- j. Manual Trip (Pacte) 1)
IRS in Pecote 2)
Breaker rackal in 3)
Place C.S. in 'litIP k.
Manual Trip (Local)
- 1) B &aker racked in 2)
IRS in IDCAL
- 3) Trip Ircally Fnd SODI 83.006 8.
Sequencer /CG Relationships a.
'Ihree levels of W detection 1)
Four PPs nonitor bus volt <vge
- 2) Test pushbuttons ard ind, lights on 4160V bus, to sirulate de-ervargization 3)- Pts supply three sets of bistables one sequencer in sequencer icgic cabinet per train
- 4) $ 93.1 % voltage, 2/4 bistables, for
> 10 sec 1
l 4
lib-LN11205-01-C ITi. LES$Ctf OffillNE:
IFJITE Alarm on QEAD
- 5) $ 88.5% voltage, 2/4 bistables for
> 20 soc - degraded voltage Sequencer rearates on W 6)
< 70% voltage, 2/4 bistables (.8 mc)
W due to 1 css of voltage Sequercer op2rutes due to W b.
Sequencer operation on W 1) t = 0 DG Start sigrul generated
- only the CG whcGe bus had W 2) t = '.2 sec Trips preferred normal (or alt.) feeder breaker to 1E bus Safety and ron-safety loads shed (except load conter transformrs) 3)
t = approx 9.5 sec EG breaker closes 4) t = breaker clcoe plus.5 sec.
First mjor Jmd starts, CCP 5)
Other mjor 1 cads requence on at 5 sec intervals c.
Sequencer on SI signal 1)
Daa:9ency start of both Dr.s, but they run unicaded, since PATS are energizcd Start signal from SSFS relays; directly and thtuxpt secptncer
- 2) RATS pser safeguard loads, which start sequercity d.
Ims of Power nonitor Sequencer will allcw two LD starts, shois, and sequencing in a two hour period.
If a third ore oxurs in that same two hour wirrica, DG starts but will not load Prevents excess startire duty of loads 9.
EDG functions rot available while IND01/DIB10, non Class lE, is de-energiz.ed:
Objective 9 la
NIrIP-ll205-01-C III.
1FSSCt1 CUILINE:
ICIES (list 480V loads) i De-enenJ zed in SIS 1X3D-AA-r401A a.
b.
Air conpressors and aften:oolers (480V) c.
JW keepwarm ;mp and heater (480V)'
d.
Inbo oil keepwarm pump ard heater (480V) e.
Gen space heater (480V) f.
CC fans 120V g.
Gen cont. Innel sync voltage 120V h.
Air dr(ers 120V 10.
Interfaces, general uses a.
125VCC Objective 10 1) lE - Circuit A control power startiry and gen annunciators 2) lE - Circuit B control Exner starting, and stoppiJy
- 3) Non-lE circuit C control pcker:
FCG2/4 light indicattars, annunciator control power 4) 125VDC for breaker control pow.r in IAA02 (or lEm03) bus at switchgear 5) 125VDC for field flashing, protection relay control power, and regulator 1X3CH3H-G035
- 1E DIST Panel 1AD11 (1A)
- 1E DIST Panel 1BD11 (lB)
Via breaker inside generator control 1 for eacn (PDG-1, PIE-3) right 11.
Autctatic Field Flashing a.
hhen OG reaches 200 rpn, or after one Objective 8 secord, frun start initiation signal b.
Source of 125 VEC, 1E Dist Panel 1AD11, 1BD11 (see above) for 1A and 1B diesel generators l
l n
l l
i
tile-LP-11205-01-C 111. LESSON CUI'11NE:
IRES c.
Breaker inside right-hand 1.ny of generator control panel d.
125V Control pcVer for startirg:
1)
' A' Circuit 125V, on ergine control panel (fran IE source) 2)
' B' Circuit 125V, on ergine control panel (frun IE source)
- 3) Solenoids 202-5A ard -5B reposition air valves, and su ply control air to PS 30A & B, which, in turn, close contacts, providiry the circuit of 125VDC to the regulator chassis for field flashing E.
Operations 1.
Norral Plant Operatico.s a.
Both DGs in standby, to Auto Start on S1, and to start and power IE bus if preferred pcuer is Icst b.
Be perialically tested 2.
Irss of Offsite Power a.
One or both offsite scuroes not available b.
Ireds on de-crergized system (s) shed frun bus c.
D3 starts, ard enegizes bus d.
Luds sequenced on in pm-pwgarmd order by cw 3.
Accident Conditions (IDCA)
Both D3s start, and are AVAILABE to supply a.
respective trains b.
tk7P cuus;tal if preferred offsite pcwr available 4.
Generator local Limits a.
Normi full load 7000 FM continuous NURDG 1216 b.
Maxinzn durirg overload:
7700 FM for two hours ou*. of 24 houts 20
!TIrIP-11205-01-C III. IJITSOt1 CUIL11TE:
!UTES -
- 1) Tested every eighteen montns when shutdcAn l
c.
Minirum loads - DG should not be operated at less than 30% load for exterded periods d.
If runnirg nr>-load or Icw-Icud, DG is lcuded for two hcurs to 50% load for each j
24 hcuts run at no-load or Icw 1ced 5.
Using Pructxture 13145-1, review:
4.
Precautions l
1) 2.1.2 - relay bypasxd when not i
parallel 2) 2.1.3 - crergency start protective derices 3) 2.1.7 - CG not used for peaking l
4) 2.1.8 - transfer to ILCAL takes j
gcr/. and V.R. out of CROOP 5) 2.1.10 - DG not operated parallel for prolonged tire b.
Procedures:
1) 4.4.7 generator failum during t
l locs of offsite pcuer 6.
Using Procedum 18038, Review Attachment B l
a.
Starting ard placirg a DG on a dead bus frun outside the Conttul Roam i
7.
Using Procedure 14980-1, " Diesel Generator l
Operability Test" review load test local it s for DGs, incitding steps and arrrptance criteria l
III. SCF2#ARY A.
Review Objectives h
4 l
21 I
.'t
\\
LESSON OBJECTIVES l
l
( REPLACE THIS PAGE WITH TI-lE LATEST REVISION OF TI-lE LESSON OBJECTIVES) i
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