ML20045E704
| ML20045E704 | |
| Person / Time | |
|---|---|
| Site: | Trojan File:Portland General Electric icon.png |
| Issue date: | 01/29/1992 |
| From: | PORTLAND GENERAL ELECTRIC CO. |
| To: | |
| Shared Package | |
| ML20045E702 | List: |
| References | |
| EI, EI-0, NUDOCS 9307020338 | |
| Download: ML20045E704 (2) | |
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REACTOR TRIP, SAFETY INJECTION, AND DIAGNOSIS hh[
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To verify proper response of the i.aiomatic protection systc:ss
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following actuation of the reactor trip or safety injection.
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To natiesa pInnt ccnditions :snd identify the appropriate recovery p,; ;;.
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Appendix A lir:ta syrrp t en n t hn.. require a rr.nnual reactor trip, if one 4
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Syrr p t orns of n renetor trip are:
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One ar l' o t h renctor trlp bronketc open All rods fully Innerted en't rod bot tom lights lit Enpid decrens,e in neutren flux level indicated by the NIs 3
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Appenoix B liotu syn p t era thnt reguire n n.nnuni snfety injection if h
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Symptors of a r,nfety injettlen nie' I
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.'; n f e t y In!cetien sequencer t rr e lights on to: p y r.
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C3 REACTOR TAIP EATETY INJECTION, AND DIACICSIS
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Stop Action / Expected Response Response Not Obtained.
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wm-4 RERP actions should be performed' j?[p,hfM in parallel with this procedure.
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ya i KpW o 12 Vulfy_Iolal_AfM_Ilnw - > 495 gpm IF S/G NR level > 7% (> 14% for l
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i y7 adverse contaitunent) in any S/0, g.g g %
TilDi control feed flow to saaintain
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NR level.
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.nA IF NR level ( 7% (< 14% for l
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" SMM,fj adverse containment) in all S/Cs, r
w TilEN tr.anually start pumps and gt' f
align valves as necessary.
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'[3d IF AIN flow > 495 gpm CANNOT be e s t ab li s he d, ",EN go t o FR-!!.1,
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RESTONSE TO 148S OF SECONDARY
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!! EAT SINK. Step 1.
[; kB qg'? f.3::R 13 Verif y_IC1_lba LEcC0Yall S-hSA k,%
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Tgyg - DrCRIMSING to 557'T n.
Ir t empe r a t ure > 55 7'F, T!!EN
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F/G 10kVs - CLOSED I.
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- 2) Maintain total feed flow U
> '. ') 5 g pu until NR Acvel I.
> 71 (> 14% ACC) in at Icnet one s/G.
- 3) IF coulduwn continues, Tl! EN c I c o e MSIre AND b y ; c r. s. c r.
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