ML20091L002

Rev 17 to AP-580, Reactor Trip

ML20091L002
Person / Time
Site:	Crystal River
Issue date:	12/16/1991
From:	Marshall W FLORIDA POWER CORP.
To:
References
AP-580, NUDOCS 9201270192
Download: ML20091L002 (26)

Text

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DOCUMENT TRMSMITTAL* FORM 63727 i

FOR DOCUMENTS TRANSMITTED 10 DC DESMNRC)*

I D ATE: 17 DEC 1991 DATCH:

100 I

T DOCUMENT NUMDER BHEET NUMDER REVISION NUMBER COPY NUMDER AP 000 17 7

INSTRUCTIOND TO THE ADDRESSEE COMPLETE EACH OF THE INSTRUCTIONS DELOW WHICH ARE MARKED WITH AN " X"

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(5) 'BIGN Dr M INDICATING THAT YOU HAVE RE AD AND UNDERSTOOD THE i

CHANGES AB IDENTIFIED

_X_ (6) RETURN TO DOCUMENT CONTROL, CRYDTAL RIVER UNIT 3, MAC#

NA1C___

NR2AM SA10 FLORIDA POWER CORP., P. D.

DOX'219 CR YSTAL R 3 VER FLA.

32623 SIONATURE OF ADDRESSEE DATE INDEPENDEN' VERIFICATION DATE (OP S) t t

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1 9201270192 911216 i/

PDR (DOCK 05000302

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RT REV 17 DATE 12/16/91 AP 580 l

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REACTOR TRI'r S

LO... ENTRY C0hDlI19M

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IE Rx trips, ks 03 in Modes 1 or 2 o

1 6!!P Lny of the following conditions exist:

.p o

RCS PRESS is 2 2355 PSIG, o

RCS PRESS is i 1800 PSIG, js%,

O ?:$

o Th is 2 618'f, O

o Rx power is 1 104.9%fP, 4(

o Rti PRESS is 2 4 PS10, o

less than 3 RCPs are operating.

o Turbine trip at 2 45%fP, (Aj

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Loss of both MfWPs at 1 20%fP, o.

o RCS PRESS and TEMP are below variable PRESS TEMP curve, o

Rx power and imbalance outside limits of barn curve, o

PZR level is 2 290",

o 2 or more HSIVs are. closed, o

All MfW is lost at 2 15%fP, IllLd use this procedure.

e This Procedure AgNssys) Safety Related Components Approved by NOS d/p (4 Addate(k-d_-1 AP 580 PAGE 1 of 25 R1

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• . 2.0' ItLMEDI ATE _AC110R$

i ACTIONS DETAlli

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CAUTION Steps 2.1 through 2.3 must be performed prior to performing any other immediate Actions of this procedure.

This is to ensure adequate heat removal capabilities.

2.1 Depress Rx Trip pushbutton.

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2.2 insure CRD Groups 1 through 7 are fully inserted.

LE 801, IBM:

o Select Reactor Diamond to

manual, o Open both 480V Bkrs:

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o 3305 o.3312.

s ARQ reclose.

2.3 Ensure Reactor Power is decreasing on Intermediate Range.

LE 801, 1UD.i CONCURRENTLY PERFORM EP 140. Emergency Reactivity l'

Control, beginning with Step 2.1.

2.4 Depress Turbino Trip pushbutton.

1 2,5 Ensure TVs or GVs are closed.

1 IE 801,

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lliG close the MSIVs.

v AP-5B0 REV PAGE 3 of 25 RT i

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- AP-5805.

REV 17 PAGE 4 of 25 RT t

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'2.0 IMMEDJAILAJLIMLIGOBEDJ ACTIONS QIIAILS

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2.6 Ensure " MAIN fW BLOCK" valves are closing and MfW flows are decreasing.

E MI, M trip both MfWPs.

2.7 Ensure "LO LOAD fW BLOCK" valves are closing.

E E01.

E close associated Low Load Control Valves.

2.8 Ensure PZR icvel is 2 50".

E t101.

lliG open MUV 24

-e E PZR level does EDI recover,

(

lll[S perform the following:

1.

Ensure BWST suction is open 2.

Start second MVP 3.

Open additional HPI valves as required 2.9 Ensure steam Hdr PRESS is = 1010 PSIG.

E NOT, MSSV TV monitor may be used ILG verify position of:

to verify MSSV/ADV closed.

o TBVs, o ADVs, o MSSVs.

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AP 580 REV 17 PAGE 5 of 25 RT l.

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O AP-580 REV 17 l

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2.0 IMMEDI ATE AG110R$_LCONT'D1 ACT10NS Q[JAlLS

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2.10 Ensure output Bkrs are open.

11 1101, 1tini notify Dispatcher.

2.11 Ensure ICS and NNI power is available.

If 1101, 111f3 trip both HFWPs.

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AP-580 REV 17 PAGE 7 of 25 RT

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3.0. FOLLOW-UP ACTION _$

ACTIONS DETAlLS c

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3.1 jf more than 1 safety or-regulating control rod is HQI fully inserted, JJ1M start-toration at 1 55 gpm from BWST, QB 2 10 gpm from BAST.

3.2 Notify SOTA of plant conditions.

3.3 CONCURRENTLY PERFORM VP-580, Plant Safety Verification Procedure,-beginning with Step 1.1.

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AP-580 REV 17 PAGE 9 of 25 RT

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'i Table 1:- Tsat Monitor Adequate Subcooling Margin MARGIN Reactor Coolant

> 1500 PSIG.

30*f 1 1500 to >.250-PSIG 50'f 1 250 to > 150 PSIG 70*F 1 150 PSIG SPDS 1 200'F N/A f}

<.g.

4 I

- AP-580 REV 17 PAGE 10 of 25 RT

'3.0 FOLLOW-UP ACTIONS _(CONT'Q1 ACllQHS DETAILS tL) -

CAUll0N E RCPs have HQ1 been stopped within 2 min frr'- time that adequate subcooling margin was lost, It![H RCPs must remain running to prevent core damage, 3.4 E, at any time while See Table I for adequate performing this procedure, subcooling margins.

adequate subcooling margin does HQ1 exist, Ilifh:

Stop all RCPs, Stop all RCPs and ensure Oil Lift Pumps start.

Raise OTSG levels to Raise OTSG level to 95%:

95% using EFW,-

1.

Depress both "EFW INITIATE" pushbuttons on Channels A and B.

2.

Depress "95%" level (3

select pushbuttons

,<'-)

on OTSG A and B.

Start full HPl.

Start full HPI:

CONCURRENTLY PERFORM AP-380,

~-~ Open HPI suctions from 1

BWST:

ES Actuation, beginning with Step 3.4.

o MUV-58.

o MUV-73.

2' Ensure > ? MVPs and their cooling water pumps are operating.

3 Open all 4 HPl valves:

_ MVV-23 MUV-24 MUV-25 MUV-26.

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l REV 17 PAGE 11 of 25 RT AP-580

/

Table: 1: Tsat Monitor Adequate Subcooling Margin Reactor Coolant MARGIN y

- t,/

> 1500 PSIG 30'F

$ 1500 to > 250 PSIG 50'f-1 250 to > 150 PSIG 70'F 5 150 PSIG SPDS s 200'F N/A 3.4 If adequate subcooling margin does @l exist, 111 3 :

o'

' Within 2 min, stop all RCPs, o

Raise OTSG levels to 95'4 with EFW,

-0 Start full HPI, o

CONCURRENTLY PERFORM AP-380, ES Actuation,

-beginning with Step 3.4, p-f,g.

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'AP-580 REV 17 PAGE 12 of 25 RT I

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'20 FOLLOW-UP ACTIONS [ CONT'D)

ACTIONS DETAILS

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3.5 E TB Operator reports a lower OlSG PRESS using TBVs.

MSSV is NOT fully seated, IllEN momentarily lower E TBVs are 801 available, affected OTSG's PRESS THEN use ADVs.

50 to 200 PSIG to reseat valve.

MSSV Location "A" OTSG "B"

0TSG MSSVs MSSVs MSV-33 MSV-35 MSV-34 M3V-36 MSV-37 MSV-39 MSV-38 MSV-41 MSV-40 MSV-44 MSV-42 MSV-45 MSV-43 MSV-47 MSV-46 MSV-48 3.6 E MSSVs do N_QI fully seat, THEN notify an available e

{y* J-operator or mechanic to manually cycle MSSV.

3.7 E an uncontrolled cooldown o Depress "SG MAIN STM

exists, ISOLATION" pushbuttons on DB steam leak is in the RB, EFIC channels A and B for It!Eh isolate the affected affected 0TSG.

OTSG, AND CONCURRENTLY PERFORM o Depress "SG MAIN FEED AP-460. MS Line Isolation ISOLATION" pushbuttons on Actuation beginning-with EFIC channels A and B for Step 2.1.

affected 0TSG.

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AP-580 REV 17 PAGE 13 of 25 RT

Tab'e 1: Tsat Monitor Adequate Subcooling Margin Reactor Coolant MARGIN

- /'

> 1500 PSIG 30'F s 1500 to > 250 PSIG 50'F s 250 to > 150 FSIG 70'F s 150 PSIG SPDS s 200*F N/A 3.4 lE adequate subcooling margin does 801 exist, THEN:

o Within 2 min, stop all RCPs, o

Raise OTSG levels to 95% with EFW, o

Start full HPI, o

CONCURRENTLY PERFORM AP-380, ES Actuation, beginning with Step 3.4.

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-'~'l Table 2: Required 0TSG Levels Condition Level Inadequate subcooling margin 95%

No RCPs 65%

and adequate subcooling margin RCPs low Level and adequate subcooling margin

- Limits t

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(1 T-is-AP-580 REV 17 PAGE 14 of 25 RT

.'3.0 FOLLOW-UP ACTIONS (CONT'D) fCTIONS DETAILS

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v 3.8 IE unexplained and significant IE valve leakage is suspected RC pressure decrease exists, IHLN consider isolation to verify ldEH ensure proper operation integrity.

of:

IE PZR Heaters are suspect, o RCV-10, PORV IHEU verify operation by observing PZR heater KW loading as indicated o RCV-14, PZR Spray Valve at rear of MCB.

o PZR Heaters o RC-203-JI o RC-204-JI 3.9 IE NNI-X power is NOI available, THEN CONCURRENTLY PERFORM AP-581, Loss of NNI-X beginning with Step 3.1.

s.

3.10 lE NN1-Y power is

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NOT available,

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THEN CONCURRENTLY PERFORM

~AP-582, loss of NNI-Y, beginning with Step 3.1.

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AP-580 REV 17 PAGE 15 of 25 RT

Table 1: Tsat' Monitor Adequate __Subcooling Margin Reactor Coolant-MARGIN

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> 1500 PSIG 30*F s 1500 to > 250 PSIG 50*F 5 250 to > 150 PSIG 70'F 5 150-PSIG SPDS S 200'F N/A 3,4 jf adequate subcooling margin does (LOI exist, ItiElf:

o Within 2 min, stop all RCPs, o

Raise OTSG levels to 95% with EFW, o

Start full HPI, o.

CONCURRENTLY PERFORM AP-380, ES Actuation, beginning with Step 3.4,

,3 V

-Table 2: Required 0TSG Levels Condition Level Inadequate subcooling margin 95%

No RCPs 65%-

and aJequate subcooling margin

-RCPs low Level and adequate subcooling margin Limits AP-580 REV 17 PAGE 16 of 25 RT y

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/3.0 FOLLQX:UP ACTIONS (CONT'D)

AC110NS DETAILS g

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3.11 Ensure " MAIN FW BLOCK" and o

Ensure closed:

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are closed.

- fWV-29, Main Block, "L0 LOAD FW BLOCK" valves

_ FWV 30, Main Block, FWV-31, lo load Block, FWV-32, lo Load Block.

l 3.12 Isolate the MSR HP bundles, o Depress " RESET" pushbutton on reheat control panel, o CLOSE:

MSV-29, MS to "A"

MSR, MSV-30, MS to "B"

MSR,

_ MSV-31, MS to "C"

MSR, MSV-32, MS to "0" MSR.

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(' J 3.13 Ensure main turbine oil.

Ensure started:

pumps have Auto started, o TBP-2, "TG BRG Oil PP AC,"

o TBP-8, "HP SEAL OIL E/V PUMP."

3.14 Maintain MUT level o LE MI i s > 86",

between 55 and B6".

THEN bleed to RCBT.

o lE MUT is < 55",

THEN feed from RCBT, a@ ensure MVV-ll2 is selected to MUT.

JJ. feeding from RCBT does NOT restore level, THEN open BWST suction to operating MVP.

3.15 Maintain required 0TSG See Table 2 for required 0TSG levels.

levels.

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AP-580 REV 17 PAGE 17 of 25 RT

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Table 1: Tsat Monitor Adequate-Subcooling Margin 4 -

Reactor Coolant MARGIN b /I

> 1500 PSIG 30*F i 1500 to > 250 P31G 50*F s 250 to > 150 PSIG 70'F s 150 PSIG.

SPDS s 200*F N/A.

3.4 IE adequate subcooling margin does MI exist, t

ILLDi:

o Within.2 min, stop all RCPs, o

Raise OTSG levels to 95% with EFW, i

o Start ful' HPI, o

CONCURRENTLY FERFORM AP-380 CS Actuation, beginning with Step 3.4.

-g!.

' '~y Table 2: Required 0TSG Levels Condition

' Level Inadequate subcooling margin.

95%

No RCPs 65%

and adequate subcooling margin RCPs Low Level and adequate subcooling margin Limits H

3(V AP-580 REV 17 PAGE 18 of 2.5 RT i

3.0 ' FOLLOW-UP ACTIONS (CONT'D) 6fT10NS DETAILS 3.16 Maintain PZR level between o Adjust PZR level "SETPOINT" 80 and 120".

to adjust PZR level, o Adjust MUV-51 controller to adjust letdown flow.

3.17 ___ Notify TB Operator to 1

Ensure ASV-18 is opened.

ensure Aux steam is supplied from 2 ___ Open ASV 16.

Units 1 and 2.

3 ___ Regulate ASV-26 between 125 and 175 PSIG.

3.18 Notify TB Operator to close HVV-103, DFT Vent to Atmosphere.

'O 3.19 Notify TB Operator to HDV-47, FWHE-5A Drain to

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isolate FWHE-5A and SE

DFT, drains to thc DFT.

___ HDV-48, FWHE-5B Drain to DFT.

3.20 Ensure-TDV-1 thru TDV-10, Turbine Drains Valves, are open.

3.21 Select the voltage regulator to "0FF."

l 3.22 Ensure the main generator Field Bkr is open.

O AP-580 REV 17 PAGE 19 of 25 RT

Table 1: Tsat Monitor Adequate Subcooling Margin g.

Reactor. Coolant MARGIN

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> 1500 PSIG 30'T s-1500 to > 250 PSIG 50*F s 250 to > 150 PSIG 70*f s 150 PSIG SPDS-1 200'T N/A 3.4-If adequate subcooling margin 'does @I exist, ItH:

o Within 2 min, stop all RCPs, o

Raise OTSG-levels to 95% with EfW, 0

Start full HP1, o-CONCURRENTLY PERFORM AP-380, ES Actuation, beginning with Step 3.4.

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AP-580, REV 17 PAGE 20 of 25 RT a.

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73.0 F0ll0W-UP ACTIONS (CONT'D) 6CT10NS DETAllS 7s

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I s~s 3.23 WHEN IR lowers to

= 5x10-10 amps.

IBf8 verify SR energizes.

Continue on in this procedure.

3.24 1E any safety or regulating o LE 1 control rod is stuck, control rod is HQI fully THEh refer to OP-103C, Curve

inserted, 18 IH[N determine boration requirements to ensure o if > 1 control rod is stuck, 21% shutdown margdn.

Id[U continue boration until either of the following:

o Actual boron concentration 2 1925 ppmB QB o Actual boron concentration

, -'s 2 value determined by the

(

j-Reactor Engineer or his designee.

-r 3.25 If power reduction was

> 15%FP in 1 hr.

THEN notify Chemistry.

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(.-) -

AP-580 REV 17 PAGE 21 of 25 RT

u Table 1: Tsat Monitor Adequate Subcooling Margin Reactor Coolant MARGIN

>-1500 PSIG 30*F i 1500 to > 250 PSIG 50'F 1 250 to > 150 PSIG 70*F 1 150 PSIG SPDS s 200'F N/A 3.4 If adequate subcooling margin does NOT exist, lug:

o Within 2 min, stop all RCPs, o

Raise OTSG levels to 95% with EFW, o

Start full HPI, o

CONCURRENTLY PERFORM AP-380, ES Actuation, beginning with Step 3.4.

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lU AP-580 REV 17 PAGE 22 of 25 RT

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• FOLLOW-UP ACTIONS (CONT'Q.1 6.01.10HS DETAILS

\\_f 3.26 Notify Health Physics to increase the frequency of radiation surveys on the MU filters.

3.27 RHi[B " TURBINE AT ZERO SPEED" 1.

Ensure TBP-6, "TG BRG OIL alarm is activated, LIFT PUMP," has started.

THEN ensure turbine goes on turning gear.

2.

Select terning gear control switch to " AUTO."

Continue on in this procedure.

1[ turning gear does [1.0T Auto engage, IUf3 select turning gear control switch to " MAN",

ohQ notify TB Operator to engage turning gear locally.

-m 3.28 -- Notify TB Operator to Close at local panel on 119

(

I -

isciate MSR HP and LP ft elevation TB:

bundle vents to FWHE-5 and 6.

HDV-539

_ HDV-540 HDV-543

_ HDV 544 HDV-547

_ HDV-548 HDV-551

_ HDV-552.

3.29 _, Notify TB Operator to Close locally:

isolate MSR HP drain taak drains to FWHE 6A HDV-1

- HDV-3 and 68.

HDV-5

_ HDV-7.

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.AP-580 REV 17 PAGE 23 of 25 RT

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Table 1: Tsat Monitor Adequate Subcooling Margin Reactor Coolant MARGIN

> 1500 PSIG 30*F s 1500 to > 250 PSIG 50'f 5 250 to > 150 PSIG 70'f s 150 PSIG SPDS s 200'F N/A IfadequatesibcoolbgmargindoesRQIexist, 3.4 zuu:

n

-Within 2 min, stop all RCPs, o- ' Raise OTSG 1evels to 95% witi. Ern, 4-o Start full HPI, o

CONCURRENTLY PERFORM AP 380. ES Actuation, beginning.with Step 3.4.

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AP S80, HEV 17 PAGE 24 of 25 RT

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,f3J lM-UP ACTI_01{1,1C_QEL'Q).

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'3430 ~ ~1E SS00 authorizi, 1 - Reset all 4 RPS channels.

withdrawal of Grc.up 3 rods, THEN withdraw Group 1 2 - Select both IBV Control stations to lland.

n 3 _,, Depress " TRIP RESET" on Diamond Panel.

7 4

Balance "DEV" on TBV cor. trol stations using

" MAIN STEAM PRESS" E

st.tpoint control.

b

~ Select T8V control 5

station to Auto.

6 Ruet " REACTOR TRIPPED LOCK 001 86/ REC".

7 _,, Refer to CP-502, Control q=

Roc Drive System, Section 4.2.

l 3.31 _ IE ICS is NOT energized, Refer to OP 504, Integrated AND power is availtbln, Control System, Section 4.1 JH W-stabilize the plant for energizing the ICS.

,A_lQ re energize ICS.

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3.32 _ JE plant conditions requires cooldown, i

IR B GO TO OP-209, Plant Cooldown.

3.33 _ _ JE conditions parmit a plant heatup, IllM GO TO OP-202, Plant Heatup.

RJ AP-580 REV 17 PAGE 25 of 25 RT