ML18149A077

Proposed Tech Spec Re Max k-effective Allowable During Refueling Conditions,Raising Value from 0.90 to 0.95

ML18149A077
Person / Time
Site:	Surry
Issue date:	04/01/1986
From:	VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML18149A076	List: ML18149A075 ML18149A077
References
TAC-60056, TAC-60057, NUDOCS 8604100304
Download: ML18149A077 (2)

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. ATTACHMENT 1 TECHNICAL SPECIFICATIONS CHANGE FOR A 0.95 K-EFFECTIVE AT REFUELING CONDITIONS 8604100304 860401 PDR ADOCK 05000280 P

PDR SURRY POWER STATION UNIT NOS. 1 AND 2

C, e

TS 1.0-1.

1.0 DEFINITIONS The following frequently used terms are defined for the uniform interpre-tation of the specifications.

A.

Rated Power A steady state reactor core heat output of 2441 MWt.

B.

Thermal Power The total core heat transferred from the fuel to the coolant.

c.

Reactor Operation

1.

Refueling Shutdown Condition When the reactor is subcritical by at least 5% 6k/k and T is avg

~140°F and fuel is scheduled to be moved to or from the reactor core.

2.

Cold Shutdown Condition When the reactor is subcritical by at least 1% 6k/k and T is avg

~200°F.

3.

Intermediate Shutdown Condition When the reactor is subcritical by an amount greater than or equal to i.77% 6k/k and 200°F < T

<547°F.

avg