ML20024C585

Graphs Re Event Comparison of 780423 Failed Open Steam Safety Valve & 790328 Accident Concerning Stuck Open PORV

ML20024C585
Person / Time
Site:	Crane
Issue date:	07/11/1983
From:	BABCOCK & WILCOX CO.
To:
References
TASK-*, TASK-11, TASK-GB B&W-4062, NUDOCS 8307120841
Download: ML20024C585 (1)

Text

I.

A 625 g

g NM 'f0G2.

y 4/23/18 E.

STEAR SAFETY VALVES Fall CPEN

.. * " =....

AND T

m'..

E 575 M

3/28MS P

E ACCIDENT: PORV STUCK CPEN i

R

(

A

\\

y 525 u

R

\\

p5-F q

~_

425 o-p 400 p

E.

5 l

5 3

U 300

/

R-I o

/

a Z

4<

/

/

200 y

/

f.

/

t I

\\

/

L 100 t

\\

N I

\\ /[

0,

,,s 2500-R C

s P

• sk 2000

/

s c.,

r 3

U f.

, 1500

)

P S

I 1000 G

S00

-1 0 1 2 3 4 5 6 7 8 9 10 TIME (MINUTES) 8307120041j3p y PDR ADDCK g

p

---

T'-

--. ~. :

,