ML20033A467
| ML20033A467 | |
| Person / Time | |
|---|---|
| Site: | Shoreham File:Long Island Lighting Company icon.png |
| Issue date: | 11/23/1981 |
| From: | LONG ISLAND LIGHTING CO. |
| To: | |
| Shared Package | |
| ML20033A463 | List: |
| References | |
| TASK-1.C.8, TASK-TM 29.023.03-DRFT, NUDOCS 8111250470 | |
| Download: ML20033A467 (16) | |
Text
_.-
[, Subalttedi SP tiuaber 29.023.03
. Approved:
Revision F
(Plant Manager)
Effective Date-
--~
. r. -- p
.h CO : TAI ;!tEtiT CO ! TROL E!1ERGE: IC
Y. PROCEDURE
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ik..
I i S~
1.0 PURPOSE t_
The purpose of this procedure.is to control primary containment temperatures, pressure and level.
2.0 E!TRY' CO:IDITIO!!S Enter the paragraphs of this procedure as required by the entry condition.
The paragraphs can and should be performed concurrently with each other aslthe entry conditions dictate and concurrently with the procedure from which it was entered.
The entry conditions for this procedure are any of the following:
Paragraph 2.1 Suppression Pool Terr,erature Above 90*F 3.1 2.2 Drywell Temperature Above 135'F 3.2 2.3 Drywell Pressure Above 1.69 psig 3.3 2.4 Suppression Pool Level Above 26'8" 3.4 2.5 Suppression Pool Level Below 26'0" 3.4 c;
M SP 29.023.03 Rev. F
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Page 1 of 16 q
y 8111250470 0111 O
PDR ADOCK 05 E
3.0 OPERATOR ACTIONS Supp Pool Teap > 90*F 3.1 "GNITOR and CONTROL sunnression pool tenperature by perforning the followina:
3.1.1 Attenpt to close any 3.1.1 Ref to SP 23.116.01 open SRV which is not (tiain and Auxiliary required to be open Steam) by placing the valve switch to the open AND close position two tines.
3.1.2 IF the open SRV is 3.1.2 Ref SP 29.010.01 stuck open, (Emergency Shutdown)
THEN scran the reactor CAUTION If continuous LPCI is required to assure core cooling, do not divert RHR pumps froa the LPCI mode.
3.1.3 Jg; suppression pool 3.1.3 Ref SP 23.121.01.
temperature exceeds 90*F, (Residual !! eat Renoval (RHR) System)
THEN operate available suppression pool cooling 3.1.4 1]; suppression pool 3.1.4 Ref SP 29.010.01 temparature reaches 110*F, (Energency Shutdown)
THEN scran the reactor CAUTION Cooldown rates above 100*F/hr may be required to accomplish steps j3.1.5and3.1.6.
i CAUfION Ik) not depressurice the RPV below 110 psig unless notor driven punps sufficient to maintain RPV water level are running and the systens are available for injection.
SP 29.023.03 Rev. F
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Page 2 of 16 s
s l
CAUTIO::
i.
NPSH requirecents for pumps taking a suction f rom the t
suppression pool requires a miniaun level of 14 feet.
j 3.1.5 IE[ suppression pool temperature cannot be naintained beloa the heat capacity limit of Figure 1 THEN naintain RPV pressure below the heat capacity temperature limit of Figure 1.
3.1.6 Ij[ suppression pool temperature A'!D RPV pressure cannot be restored S.R maintained below the heat capacity temperature limit (Fig 1)
THEN proceed to SP 29.023.05 (Rapid RPV Depressurization).
SP 29.023.03 Rev. F
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Page 3 of 16
3.2
- DNITOR and CONTROL 'drywel'1 tennerature DryLifell ' Temp. >135'F by: performing the following:
' 3 '. 2.1 21F drywell tenperature-cicceds 135*F, TIIEN operate all avail-able drywell. cooling.
CAUTION If continuous'LPCI operstion'is required to assure-adequate' core cooling,'do not divert - RiiR' pumps from the? LPCI. node. -
- 3. 2. ? -
IF drywell temperature approaches 296*F,
.TREN shutdown the.
Reactor Recirculation
~
Pumps MID Drywell Fans MID Initiate drywell sprays i
CAUTION Do not depressurize the RPV below 110 psig unless notor driven pumps sufficient to maintain RPV vater level are -running and the systems are available for injection.
CAUTION Cooldown rates above 100*F/hr may be required to accomplish step 3.2.3.
e SP 29.023.03 Rev. F
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Page 4 of 16 s
3.2.3 IF drywell teaperature
-3.2.3 I:0TE reaches the RPV satura-Drywell cold reference tion limit (Fig 2) leg tenperature instruments ar.2 (later)
_OR cannot be r.aintained below 296*F, THEN proceed to SP 29.023.05 (Rapid RPV Depressurization)
.i i
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l 1
l SP 29.023.03 Rev. F
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Page 5 of 16 l
t 4
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- 1
' Containment.
- Press. >l.691 ps ig 3.3 MONITOR and CONTROL primary containment -
oressure uith the>following> systems as required:
CAUIION
, ELEVATED SUPPRESSION CHA'IBER PRESSURE !!AY TRIP Tile RCIC' TURBINE
- 0N HIGil EXHAUST, PRESSURE, 25 psig i
~3.3.1 Operate the post loca 3.3.1 Refer to SP'23.402.01
~
hydrogen recombination
'(Primary Containment system-Post Loca Hydrogen
~
Recombination) 3.3.2 Operate the IISIV Leakage 3.3.2 ' Refer to'.SP 23.406.01 Control Systen if
-(MSIV' Leakage Control necessary Systen) 3.3.3 Sample and analyze pri-mary containment atmosphere to ensure environmental release limits are cet.
3.3.4 g dry well temperature 3.3.4 Refer to:SP_(later) is below 212*F (later)'
AND Release limits are cet THEN vent the pritury containment CAUTION If continuous LPCI operation is. required to assure adequate core cooling, do not divert RHR pumps from the LPCI mode.
l SP 29.023.03 Rev. F
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Page 6 of 16-4 w
3.3.5 INITIATE suppression pool sprays dEFORE the suppressica chamber pressure reaches the suppression pool spray lini t (Fig 3) 3.3.6
))[ suppression chamber pressure reaches the pressure suppression limit (Fig 4)
THEN SHUTD0'.!N the Reactor Recirculation pumps AND The drywell fans A'iD Initiate drywell sprays as necessary to caintain suppression chanber pressure below the pressure suppression linit.
3.3.7
))[ suppression chamber pressure cannot be maintained below the pressure suppression limit (Fig 4),
THEN proceed to SP 29.023.01 (Rapid RPV Depressurization)
Ft' 29.023.03 Rev. F
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Page 7 of 16 s
Supp Pool Lepel
> 2 6 '8" o r < 2 6 '0" 3.4 MONITOR and CONTROL suppression pool water 1cvel
{
CAUTIUS NPSH requirements for paaps taking a suction froa the
{ Suppression Pool require a mininua level of 14 feet.
i 3.4.1 Maintain suppression pool water level betueen 26'0" and 26'S" 3.4.2 Ij[ suppression pool Refer to SP (later) 3.4.2 water level is BELO'd (Later) 26'0" THEN initiate suppression pool makeup CAU rlON Do not depressurize the RPV below 110 psig unless cotor driven pumps sufficient to naintain RPV water level are running and the systees are available for injection.
CAUTION Cooldown rates above 100*F/hr may be required to accoaplish steps 3.4.3, 3.4.8, and 3.4.9.
3.4.3 IJ[ suppression pool level cannot be maintained above the heat capacity level limit (Fig 5)
TIIEM proceed to SP 29.923.03 (Rapid RPV Depressurization)
SP 29.023.03 Rev. F
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Page 8 of 16
~.
g 3.4.4 IJ; signals of high suppression pool water level (26'11")
2.R.
Low condensate storage tank water level (3'4") occur, THEN confirn rutomatic transfer of /or nanually transfer HPCI and RCIC suction from the condensate tank to the suppression pool.
3.4.5 Ij[ the suppression pool water level is above 26'8" AND adequate core cooling is assured, THEN terminate injection into the reactor vessel from sources external to the pricary containment.
3.4.6 Sample and analyze suppression pool water to ensure suppression pool discharge limits are met.
3.4.7 IF suppression pool
- 3. 4.'7 Refer to SP 23.708.01 witer level is above (Fuel Pool Cleanup) 26'8" AND discharge limits are cet THEN lo er suppression pool level.
SP 29.023.03 Rev. F
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Page 9 of 16
3.4.8
~IF~ suppression pool.,
water ~1evel cannot be
.-naintalndd beloT the suppression ~ pool' load
- lini t, '
THEN maintain RPV
-pressure below:the load linit'of Figure 6..
4 3 4.9-
))[ suppression pool-water level 4 _- AND' RPV pressure cannot be restored-i J'
. OR' maintained below.the suppression pool-load
. lini t,
THEN proceed to
-SP 29.023.05
{
.(Rapid Depressurization) 3.4.10 ))[ primary containment water level reaches (later) feet, i
THEN terminate injection into the RPV from sources-external to the primary containment irrespective
~
of.whether adequate l
core cooling 1s assured.
~
l
4.0 REFERENCES
r s_
'4.1 SP 23.116.01 Main Auxiliary Steam l
4.2 SP 23.121.01 Residual Heat Renoval (RHR) System l
4.3 SP 2'9.010.01 Energer.cy Shutdown
'4. 4 SP 29 023.05 Rapid RPV Depressurization l
4.5 SP 23.402.01 Primary Containment Post LOCA Hydrogen Recombination V
L SP 29.023.03 Rev. F i
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Page 10 of 16 I
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n c" 203 w
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=160 -
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A Og Heat capacity
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tE=perat';re iimi t
= 122..
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witt 56 /;uirit,w u s
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Page 11 of 16 n-,
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. RPV Pressure (psis) 1000 t
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Page 12 of 16 s
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Page 13 of 16 s
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esy 56-au ukc.
k 35 u.oue 625.5-c
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? assure suppression I.ini:
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2 7:1=s:7 Cce:21==cr.: V.t:er Level (f:.)
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f/6 Ujitt. BE fiw/ildpla cb/h7] 7#c~ 6ffO'M77e^)5 ftf3E 6McKK a
4 SP 29.023.03 Rev. F
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P.1ge 14 of 16
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Heat capac!ty level liait o>
ua
+d M
U 7
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e.=
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dI p... ( e -)
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'Jhere dTHC *
- U @dD7 te=perature li./_t du.s ::u;;re:d.ed l
pool tecperature t,
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.i F/6 f Wrm/2L&'
f/6 un t l.
B &~ dut?ru?9&? tw/cd 7AW Aft?a%r7osuS N
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SP 29.023.01 Rev. F
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Page 15 of 16 z
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t.*
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~5o Ce Suppresssica paal a
'lcad limit
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O' 400 lica f
RPI Pressure (pstg) f/6 6 SAMPLE
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h?s fok//stf, SP 29.023.03 Rev. F
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Page 16 of 16 s
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