ML19326C408

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Proposed Tech Specs Revisions Re Power/Flow/Imbalance Setpoint Envelope
ML19326C408
Person / Time
Site: Arkansas Nuclear Entergy icon.png
Issue date: 07/29/1975
From:
ARKANSAS POWER & LIGHT CO.
To:
Shared Package
ML19326C222 List:
References
NUDOCS 8004220980
Download: ML19326C408 (3)


Text

e p

t' O'

nw' 0:ca.riIc Power Level, %

m a2;W.Vt! 4314 120 kW/ft Limit kW/ft Limit 100 80 c

b DNBR Limits 60 u

.- 40 I.

w.

20

\\

I I

1 1

1 1

-60

-40

-20 0

20 40 60 Reactor Power imbalance CURVE REACTOR COOLANT FLOW (LB/HR) 6 1

131.3 x 10 6

2 98.1 x 10 0

3 64.4 x 10 l

l I

8004220 dd ARKANSAS POWER & LIGHT CD.

-FIG.N0

I ARKANSAS NUCLEAR ONE - UNIT 1 2.1-2 r

.9 I

,f e

-. ~.

Power Level,.5

. $.Rkh5

' ~ ~ ' " ~ ~ ~

~

-- 120 our Pump.

100 Setpoints 80 Three Pump Setpoints i

- 60 3

t Two Pump

}'

Setpoints-- 40 i,

l l

I

!I 20 i

l' r

-60 40

-20 0

20 40 60 Power imbalance, 5 ARXANSAS POWER & LIGHT CD.

PROTECTIVE SYSTEM MAXIMUM FIG,NO.

ARKANSAS NUCLEAR ONE - UNIT 1 ALLOWA8LE SETPOINTS 2.3-2 1

.w-m, Poner Level, ".

. 1.M *7I

"~

RESTRICTED 102 6-*-'^

REGION

-20.4

+6.1 I-100 80

--60---

PERMISSIBLE OPERATING REGION 40 D

C

-20 t

5

-40 20 0

+20

+40 Core imbalance, 5 b

ARKANSAS POWER & LIGHT C0 OPERATIONAL POWER IMBALANCE FIG.NO.

ARKANSAS NUCL AR ONE-UNIT I ENVELOPE 3.5.2-3 46e