ML20024C173
| ML20024C173 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 07/06/1983 |
| From: | VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | |
| Shared Package | |
| ML20024C170 | List: |
| References | |
| NUDOCS 8307120361 | |
| Download: ML20024C173 (9) | |
Text
- - - _
TABLE 15.2-1 (Continued)
TIME SEQUENCE OF EVENTS FOR CONDITION II EVENTS Accident Event Time (sec.)
Excessive Load Increase 1.
Manual Reactor Control (fiinimum 10% step load increase 0
Feedback)
Equilibrium conditions reached (approximate cimes only) 200 2.
Manual Reactor Control (Maximum 10% step load increase 0
Feedback)
Equilibrium conditions reached (approximate times only) 100 3.
Automatic Reactor Control (Minimum 10% step load increase 0
Feedback)
Equilibrium conditions reached 200 4.
Automatic Reactor Control (Maximum 10% step load increase 0
Feedback)
Equilibrium conditions reached (approximate times only) 200 8307120361 830706 PDR ADOCK 05000338 P
PDR 15.2-88 6995A:1 51
m 17.537-13 I
1.200 1.175
-a<
g2 1.150
$jlE 1.125 n.
< $ 1.100 m
W2 y o 1.075 m-2 S 1.050 m
E 1.025 [
1.000 620 610 mem><
600 e
E 3
590
~c
$o 580 m
m><
570 wz O
l
'J MO l
l l
l l
550 0
50 100 150 200 250 300 l
TIME (SECONDS)
Figure 15.2-33 Excessive Load increase Without Rod Control. Minimum Feedback 85
l i
17.537-14 l
l l
l l
q
$ 2300 w
$ 2200 aw
[ 2100 e
N 2000 E
D E 1900 w
E 1800 74 72 70 u
68 66 64 1.8 x
/
g 1.6 O
l l
l 1.4 0
50 100 150 200 250 300 TIME (SECONDS)
Figure 15.2-34 Excessive Load increase Without Rod Control, Minimum Feedback 86
. - _,_=,.,
17.537 15 1.200 l
l l
l l
1.175 a
gz 1.150 W5 g g 1.125 m.
m $ 1.100
<wz go 1.075 m-Z $ 1.050 x
E 1.025 I
1.000 620 E10 gc 3
t-<
600 m
E A
3 590 E
w o E~
580 m
m><
570 m
m O
c2 560 550 0
50 100 150 200 250 300 i
TIME (SECONDS)
Figure 15.2-35 Excessive Load increase Without Rod Control, Maximum Feedback 87
17.537-16 2400 l
l l
l l
w 2300 m
D E
2200 C
w I
m ;;; 2100 b
2000 aw m
1900 1800 74 72 g
70 W
4 68 66 64 1.8 1.6 e
cmz O
1.4 i
l I
I I
I i
1.2 O
50 100 150 200
~250 300 TIME (SECONDS)
Figure 15.2-36 Excessive Load increase Without Rod Control,Plaximum Feedback 88
i 17,537-17 1.200 l
l l
l l
1.175 g $ 1.150
-5 EO 1.125 Oz u
e 1.100
<a
- $ 1.075 8P z y 1.050 e
S. 1.025 1.000 620 610 m
m "3
600 c:
E N
3 590
- C 580 mw><
570
[
w x
0u 560 550 0
50 100 150 200 250 300 TIME (SECONDS)
Figure 15.2-37 Excessive Load increase With Rod Control. Minimum Feedback 89
17.537-18 2400 l
l l
l 2300
~
w c
D 2200 \\
m o.
m y 2100 2000 a
w
{
1900 1800 74 72 g;-
70 c.
<3 68 66 64 1.8 l
1.6 I-e mz Q
1.4 l
l l
l l
1.2 0
50 100 150 200 250 300 TIME (SECONDS)
Figure 15.2-38 Excessive Load increase With Rod Control, Minimum Feedback 90
17.537-20 W
2400 m
I l
l l
D m
2300 e*2 05 2200 h
@E B!zm 2100
$w f
2000 74 72 C
70 L
H
<3 68 66 64 1.8 1.6 m
enzQ 1.4 I
1.2 l
l l
l l
0 50 100 150 200 250 300 TIME (SECONDS) l I
Figure 15.2-40 Excessive Load increase With Rod Control. Maximum Feedback 92 l
t
~
O I'.53'.19 1.200 l
l l
l 1.175
<Z 1.150 g
@ j 1.125 n.
e $ 1.100 h 1.075 3 H z @ 1.050 m
E 1.025 1.000 620 610 me D
600 e
N 3
590
~
$c 580 xw><
570 w
m Ou 560 4
550 I
I l
0 50 100 150 200 250 300 TIME (SECONDS) l Figure 15.2-39 Excessive Load increase With Rod Control. Maximum Feedback 91
..