ML20203J867

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Rev 10 to AP-660, Turbine Trip
ML20203J867
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 12/10/1997
From:
FLORIDA POWER CORP.
To:
Shared Package
ML20203J799 List:
References
AP-660, NUDOCS 9712220120
Download: ML20203J867 (17)
v • d • e


Text

- e g.

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t INFORMATION

~,,

TT WINL T AP 660 0

TURBINE TRIP 1.0 ENTRY CONDITIONS If Rx power is < 45%,

B1D either of the following:

e Turbine trip has occurred

  • Turbine trip should have occurred IHit{ use this procedure, f

1 Approved by MNPO Date /2 /0 /9 7 (SIGNAMJRE ON FILE)

AP-660 PAGE 1 of 17 TT K

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AP 660 REV 10 PAGE 2 of 17-TT.

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2.0 IMEDIATE ACTIONS ACTIONS [

' DETAILS' L. 2. lL Depress Mein-LTurbineLtrip push button.

-2.2

- Verify 1TVs and-GVs are-

~

iciosed._

IE any TV,-

I close a.11 MSIVs:

AND any GV-are HQI closed, IRB close all MSIVs' and M5V-412

-trip the Rx.

MSV-413 MSV-414 MSV-411 2

Depress Rx trio push button-and 60 TO E0P-02, Vital System

.O Status Verification, beginning with step 2.1 2.3 Stabilize RCS-PRESS.

+

AV AP-660 REV 10 PAGE 3 of 17 TT I

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AP-660 REV 10 PAGE 4 of 17 TT

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4 3,0 FOLLOW UP ACTIONS ACTIONS b]Aj.LS r

3.1,_.,. Notify-personnel of plant e

STA l

conditions.

I e __, Plant Operators 5S00 (evaluate plant _ conditions I

for entry into the Emer incy v

Plan) l

].

i i

3.2 Ensure ICS runback in l

progress, t

'J. 3 Ensure MS Hdr PRESS controlled between 870 and

,, I 900 psig by TBVs or ADVs.

i O

3.4 Ensure Main Generator t

output Bkrs are open.

__ Bkr 1661 Bkr 1662 if, any output Bkr fails to 1 Select affected output Bkr to open.

" BACKUP":

lii[N tttempt to open i

output Bkr using backup "BKR 1661 TRIP C0ll SELECTOR trip coils.

SWITCH" "BKR 1602 TRIP C0ll SELECTOR SWITCH" 2 Open affected output Bkrs:

Bkr 1661-i Skr 1662 3

jf output Bkrs are fiQ1 open, It!LN notify System Dispatcher to separate CR 3 from grid.

'AP 660-REV 10 PAGE 5 of 17 TT-

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1 L9 FOLLOW UP ACTIONS (CONT'D)

ACTIONS DETAILS I

3.5 IE CR 3 i!. separated from e

Open field Bkr.

l the grid.

j liff3 shutdown Main e

Select voltage regulator to j

Generator.

"0FF".

-r 3.6 Ensure plant conditions-RCS PRESS l

1 stabilize.

o _,OTSGs on LLL e __ Steaming rate within capacity of TBVs or ADVs e _ Tm f

i 3.7-Maintain PZR level.

O See OP 100A, Startup Curves, Curve 5 h

3.8 Notify SP0 to perform post 1

Close HVV 103 "Deaerator Vent trip DFT line up.

Iso" (162 ft-TB by DFT).

j 2

Close HDV 47 "SA Heater to Deaerator Level Control Iso" (162 ft TB by DFT).

3 Close HDV 48 "5B Heater to Deaerator level Control Iso" i

(162 ft TB by DFT).

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L.0 f0LL0thDP ACTIONS (CONT'D) 8.C.IlQM DETAltS l

3.9 Ensure Main Turbine drain e Notify SPO to perform the followin9 i

isolation valves are open.

(119 ft TB under HP turbine):

l Open-TDV 104 "TDV 5 Iso" l

_. Open TDV 105 "TDV-10 Iso" l

i 3.10 Ensure Main Turbine oil pumps are running.

TBP 8 TBP 2-f r

3.11 __

Ensure MSR high PRESS.

l bundle: isolation valves MSV 29 are closed, j

_ MSV 30 MSV 31 i

MSV 32 3,12._._ Ensure Main Turbine drain valves are open.

__ 1DV 2 TDV 6 i

TDV 1 TDV-5 I

TDV 3 TDV-7

_ TDV 4 TDV 9 i

TDV 10 TDV 8 i

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AP 660 REY 10 PAGE 9 of 17 TT i

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.. = _ _..-.-.

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i AP 660 REV 10 PAGE 10 of 17 TT t

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i 1.9 FOLLOW-UP ACTIONS fCONT'D) j O

ACTIONS DETAILS

_j g

3.13,__ Notify Chemistry of 2 15%

Rx power change in any I hour time period.

-3.14,_ ' Align CD system for low I,__,$ elect both CDP 1A and CDP-1B-flow operation.

controllers to " HAND" and reduce demand to "0".

2.__ Ensure only 1 CDP is running.

1 3 Close CD Htr outlet valves +

CDV 44--

t

,__ CDV 43 4

Maintain CD system PRESS between 90 and 250 psig.

5.__ Throttle _CDV 242 to maintain DFT level between 8 and 11 ft.

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-AP6601 REV 10-PAGE ll.of 17,:

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O AP 660-REV 10 PAGE 12 of 17 TT

i Lg FOLLOW-UP ACTIONS fCONT'0)

ACTIONS DETAILS 3.15 _ IE MFW is feeding both.

I _ _ Notify PP0'to obtain keys 11, 74 i

OTSGs, and 75 from Control Room.

M align MFW for reduced flow operation.

2 Notify PPO to select EFIC MFW.

isolation pump trip key switches to L

"BOTH":

"EFIC CHANNEL A MAIN FW ISOLATION MAIN FV PUMP TRIP" (CRD room, Aux Relay Cab RR3A) l "EFIC CHANNEL B MAIN FW ISOLATION MAIN FW PUMP TRIP"-

-(B EFIC-room, Aux Relay Cab RR5B1) 3,_., M EFIC MFW isolation pump trip key switches are selected to "BOTH",

M ensure FWV-28 is open..

4 Ensure one MFWP is tripped:

FWP-2A FWP 2B 5 Open valves associated with tripped MFWP:

FWP-2A FWP-28

_ FWV-18 FWV-19 TDV TDV-23 TDV 16 TDV-30 TDV 32 TDV-33

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AP 660

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s AP 660 REV 10 PAGE 14 of.17 TT 1--

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l a FOLLOW UP ACTIONS (CONT'D)

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ACTIONS QUAILS 3.16 isolate MSR high PRESS and o Notify SP0 to select "CLOSE" on LP bundle vents to FWHEs.

HDCP-1 "MSR REHEATER DRAINS CONTROL PANEL" (119 ft TB) for the following valves:

HDV 539 HDV 540

_ HDV 543 HDV-544

_ HDV-547 HDV-548 HDV-551 HDV 552 3.17,__

lsolate MSR high PRESS

  • Notify SP0 to close MSR high PRESS drain tank drains to drain tank drains to FWHEs:

FWHEs.

HDV-1 "A MSR HP Drain Tank to FWHE-3A Control Iso" (119 ft TB

(

above FWHE-3A) u.-

~

- HDV-3 "B MSR HP Drain Tank to FWHE 3A Control Iso" (119 ft TB above FWtiE-3A)

- HDV 5 "C MSR HP Drain Tank to FWHE-3A Control Iso" (119 ft TB above FWHE-3B)

_ HDV-7 "D MSR HP Drain Tank to FWHE-3A Control Iso" (119 ft TB aaove FWHE-38)

L)

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I L.0 FOLLOW UP ACTIONS (CONT'D)

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ACTIONS DETAILS 3.18 E at any tima, the "TURB 1 _ _ Ensure TBM 1-in " AUTO".

i Al ZERO SPEED" alarm is actuated.

2 __. Ensure TBP 6 is running.

l M ensure Main Turbine

- t goes on the Turning Gear.

3 E Turning Gear does $ 1 Auto

engage, IllG select TBM 1 to " MAN" and notify SP0 to engage Turning i

Gear.

i 3.19 ___. E turbine was tripped due i

to' exceeding condenser l

vacuum limits,

)

111G notify Systems i

Engineering to ' valuate per vendor. Instructions.

3.20,__, E plant shutdown is

required, lHLN GO TO OP 208, Plant Snutdown, beginning with Step 3.2 E plant shutdown is @l
required, ltiG GO TO OP-203, Plant Startup, beginning with Step 3.2 4

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O AP-660-REV 10' PAGE 17-of 17 (LAST PAGE)

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