Text

Tech Spec 3/4.2 for Power Distribution Limits
	ML20126F233
Person / Time
Site:	Brunswick
Issue date:	03/05/1981
From:	; CAROLINA POWER & LIGHT CO.
To:	;
Shared Package
ML20126F231	List: BSEP-81-0515, Application for Amend to License DPR-71 Revising Tech Specs to Allow Operation Up to 50% of Rated Thermal Power W/One Recirculation Loop Out of Svc Until 810315; ML20126F233;
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	NUDOCS 8103110691
	Download: ML20126F233 (4)
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3/4.2.1 AVERAGE PLANAR LINEAR HEAT GENERATION RATE s.

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LIMITING CCNDITICN FOR OP'eRATION 3.2.1 All AVE JGE PLANAR LINEAR HEAT GENERATION PATES (APLHGR*:) for each type of fuel as a functicn of AVERAGE PLANAR EXPOSURE snall not exceed the limits shewn in Figures 3. 2.1-1, 3. 2.1 -2, 3. 2.1 -3, 3. 2.1 -4, 3.2.1-5 or 2.3.1-6.*

APPLICABILITY:

CONDITION 1, when THEPMAL POWER > 25% of RATED THEPJ%L POWER.

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ACTION:

With an AFLHGR exceeding the limits of Figure 3. 2.1-1, 3. 2.1-2, 3.2.1 -3,

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3.2.1-4, 3.2.1-5 or 3.2.1-6, initiate corrective actien within 15 minutes and ccntinue ccrrective acticn se that AFLHGR is within the limit within 4 hcurs or reduce THER!dAL POWER to less than 25% of RATED THEPMAL POWER

'A, within the next 4 hcurs.,.

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SURVEILLANCE REOUIREMENTS

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3 4.2.1 All APLHGR's shall be verified to be equal to or less than the applicable limit determined fr::m Figure 3.2.1-1, 3.2.1-2, 3.2.1-3, 3.2.1-4, 3.2.1-5 or 3.2.1-6:

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At least once.per 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months , i...

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Within 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months after ecmoletion of. a THERMAL POWER increase s

..of at least 1E: of T&c.a THE??AL POWER, and

Initially and at least.-once per 12 hcurs when the reacter is operating with a LIMITING CONTROL ROD PATTERN for AFLHGR.

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In single reactor recirculation loop operation, the APLHCR-limit shall be reduced to.65 of the values specified in the above tables. This portion of the Specification expires on March 15, 1981.

4 SRUNSWICX-UNIT 1 3/4 2-1r Anendment No.

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P08.ER DISTRIBUTION LIMITS 3/4.2.2 AP:.H Sc woINTS

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LIMITING C010tTION FOR OPERATION

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3.2.2 The flow biased APRM scram trip setpoint (5) and rod block trip set-point (SRB) shall be established according to the following relationships:

Si (0.66H + 54%) T ' s 2 (0.66w + 50.7%).(single Loop)*

l, S

1 (0.66W + 42 8 T sg 1 (o.66w + 38.7%) (single toop)*

RB where: S and 5 are in percent of RATED THER".AL POWER,

'W = Loefi recirculation flow in percentor of rated flow, 3

T = Lowest value of the ratio of design TPF divided by'the MTPF.

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cobta,ined for any class of fuel in the core (T 1

Design T?F for:

8 x 8 fuel = 2.45.

8 x SR fuel = 2.48.

PB x SR fuel = 2.48.

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APPLICABILITY:

CONDITION 1.-when THEPSL POWER > 25% of RATED THEFJiAL

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ACTION:

e$ceeding the allowable value, initiate corrective ictich- <

With 5 or S.3 within 15 mitlutes and. continue corrective action so that S and S.3,"to are t-within the required limits within 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months or reduce TriERMAL PCHER less than 25% of RATED THE?. MAL POWER withi,n the next 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months .

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SURVEI EANCE*RECUIREM.ENTS q

4.2.2 The MIFF for each class of fuel shall be deterr.ined, the value of T calculated, and the. flow biased APFJi trip se: point adjusted, as required:

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At least once per 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months , b.

within 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months after ce=cletion of a THERu.AL POWER increase of at least 15% of RATED TriETW.AL POWER, and c.

Initially and at least once per 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months when the reactor is operating with a LIMITING CONTROL ROD PATTE?Ji for MT?F.

This portion of the specification expires'.'on March 15, 1981.

, BRtniSWICX - UNIT 1 3/4 2-8

Amendmant No. ~

f 46 @M e m e.-n w E o. l y_

CONTROL ROD WITilDRAWAL BLOCK I lRUMENTATION SETPOINTS g

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'E TRIP FUNCTION AND INSTRUiiENT !!!!!!aER TRIP SETPOINT ALLOWABLE VAtuE i

2*

1.

APRM(C51-APRH-Cll.AB.C.D.E.F)

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< (0.66 W + 42%)IriFF,

T* **

a.

Upscale (Flow Blased)

< (0.66 H + 42%) W

- T* *

RA b.

Innperative NA

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> 3/125 of full scale i

c.

Downscale

> 3/125 of full scale d.

Upscale (Fixed) 712% of RATED TilERHAL POWER 712% of RATED TilERHAL POWER l

2.

ROD DLocK IIONITOR (C51-RDH-CH.A.8)

T* =**

i(0.66H+41%)HTFT***

T*

< (0.66H + 41%) HiPT l

a.

Upscale NA NA b.

Inoperative c.

Downscale

> 3/125 of full scale

> 3/125 of full scale 3.

SOURCERANCEHONITORS_(C51-SRM-K600A,0C.D)

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a.

Detector not full in NA NA 5

5

=

b.

Upscale

< 1 x la cps -

< 1 x 10 ep, c.

Inoperative RA NA d.

Downscale

> 3 cps

> 3 cps 4.

INTERMEDIATE RANGE HONITORS (C51-IRM-K601A.B.C.D.E.F.G.II)pe '

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Detector not full in NA flA b,

tipscale

< 108/125.of full scale

< 108/125 of full scale c.

Inoperative NA NA g2 d.

Downscale

> 3/125 of full scale

> 3/125 of full scale u

- When in single loop, trip setpoint and allowable value shall be reduced I

T=2.43 for 8 x 0 fuel.

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T=2.48 for 8 x 0 R fuel.

'9 1 (.66u + 38'7%)

T*

within 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months in single recirculation loop

. T=2.48 for Pitxi1R fuel.

11'"fpe$ricationeMes'onMarch 15, 1981.

- - Whqn in single loop, trip setpoint and allowable value shall be reduced to

< (.6dW + 37.7%).T*

within 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months in single racirculation loop operation.

MTPF.

This Specification expires o'n March 15, 1981.

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2 /4.c REA707. C00'. AN~ SYITEM 3/4.$.1 RECIRCUL ATION SYSTEM

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D.EC:RCULATION LOC:S LIMITING CONDITION FOR OPERATION 3.4.1.1.Two reactor coolant recirculation loops shall be in operation with the cross. tie valve closed, the pump dis:.arge valves OPERABLE and s

the pump discharge bypass valves OPERABLE or c;csed.

APPLICABILITY: CONDITIONS 1* and 2*.

ACTION:

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With one or both recirculation loops not in operation, operation may continue; restore both loops to operation within 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months or be in at l le.ast HDT SHUTDOWN within the next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months . **

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SURVEILLANCE REOUIREMENTS c.

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4.4.1.1 Each pump discharge valve and bypass valve shall be demonstrated ' '

OPERABLE by cycling each valve through at least one cc=plete cycle of full travel during each COLD SHUTDOWN which exceecs 48 hours5.555556e-4 days 0.0133 hours 7.936508e-5 weeks 1.8264e-5 months , if.not per-formed in,the preYious 31 days.

4.4.1. 2 Each pump discharge bypass valve, if not OPERABLE, shall be verified to be closed at least once per 31 days,

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See Spe_cial Test Exception 3.10.4.

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- Un'til March 15, 1981, with one recirculation pump not in operation, reduce 1,i power to 'less than 50%'and redsde the setpoints as specified in Table 2.2.1-1, Table 3.3.4-2, Section 3.2.1, and Section.3.2.2, yithin 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

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, With both recirculation loops net'~in opfrat. ion, operation 'niay~ coniniue;

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restore at least one loop to operation withinil2 hours or be in at least Hot Shutdown within the next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months .

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[ BRUNSWICK - UNIT 1

'. 3/44-1 Amendment'No.

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ML20126F233

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