ML20024B497

Graph Representing Temp & Pressure Levels Vs Time at Davis-Besse on 770924

ML20024B497
Person / Time
Site:	Davis Besse, Crane
Issue date:	09/24/1977
From:	GENERAL PUBLIC UTILITIES CORP.
To:
References
TASK-07, TASK-7, TASK-GB GPU-3133, NUDOCS 8307090032
Download: ML20024B497 (1)

Text

SPO 383 l

HALF TRIP OF SFRCS HPl NORMAL FLOW 4

FULL SFRCS TRIP QUENCH TANK RUPTURE OlSC BURST:

HPI PUMPS TURNE0 0FF PORV STUCK 0 PEN REACTOR COOLANT 0

REACTOR SFAS TRIP TRIP LOOP #2 (ONE PUMP)

LOOP #1 (ONE PUMP) n 2300 g

-REACTOR COOLANT PRESSURE 320 MSIV'S 2100 g

CLOSc PRESSURIZER,.e 580 e

o 4'

LEVEL

\\

/

Y',M i

s N#

m 1900 E

300 T

d 570 MOT

,' j i,

3',,,,,', i

j s,

j

$ 1700 3

280 3

d^

'-'-i i

T E 560 T '4'

\\

5 E

1500 5

260

)

i b,

550 E

E TCOLO

.i

'\\.,~

f' i

=

1300

/

=

240 540 S

E

/

'Y PRE SURE 530 s

900 200

's

.. - W

'"V N

i I

NL..

l i

1 I

f 0

1 2

3 4

5 6

7 8

9 10 TIME (MINUTES) i Davis Besse Reactor Trip from 9% Full Power September 24,1977 N % % N o % Q G % %

l

.