ML050400272
| ML050400272 | |
| Person / Time | |
|---|---|
| Site: | Robinson  |
| Issue date: | 02/07/2005 |
| From: | NRC/NRR/DLPM |
| To: | |
| Patel C P, NRR/DLPM, 415-3025 | |
| Shared Package | |
| ML050400028 | List: |
| References | |
| TAC MC4160 | |
| Download: ML050400272 (2) | |
Text
RCS P/T Limits 3.4.3 MATERIALS PRtlPERTIES BASE CONTROLLING MATERIAL: Upper Shell Plate Limiiting ART Values at 35 EFPY:
1/4T, 167°F 3/4T. 147°F Curves applicable for heatup rates up to 600F/Hr for service period up to 35 EFPY Heatup Curves include +10°F and -60 psig Allowance for Instrunentation error.
2750 2500 2250*
I 2000
.w 1750 1-U7) a)
3 1500 U)
U) a)
L-
-a 1250 (V
4-3 U
1000
'-4
_ l I ll l I Ie l l l I,,1 iI111 I Il I I I Leak Test Limit Unacceptable Operation111J i
i Z T i i i I i i i Acceptable Operation lIII I III III
......................... I.............
I I I -..
I I... I -
I I I I I.. I. I I I... 1-1..
u11+J Heatup Rate to
+60'F/Hr I
--u Cr1 ti cal iI ty Liruit based on Inservice Hydrostatic test tenperature (226°F) for the service neriod uo to 35 EFPY 750-500.
250.
o4-0 50 100 150 200 250 300 350 400 450 500 550 Indicated-Temperature (°F)
Figure 3.4.3-1 Reactor Coolant System Heatup Limits Applicable Up to 35 EFPY HBRSEP Unit No. 2 3.4-7 Amendment No. 202
RCS P/T Limits 3.4.3 MATERIALS PROPERTIES BASE Controlling Material: Upper Shell Plate and Girth Weld Liniting ART Values at 35 EFPY:
1/4T, 167°F and 242°F 2750 I
I I I I
1 I
I I Curves applicable for cooldown rates up to 1000 FlHr for the service period up to 35 EFPY Curves include +10°F and -60 PSIG Allowance for Instruaentation error.
2500
.11........
I-I.........
2250 2000 p2 1750 U) 1500 (D
u, CL
.0 1250 CD U
-" 1000 r_
b-I4 750 500 Unacceptabl e Operation H
I 4000F/Hr 0 and 2 11 0L 11111101110 an 20 111111111111 I I II II Irr I
I 1 A pra t i
] AceptbleOperation ii_,n ~kfFi iviH Hi H i H+H-Trm-1 250 -
I I I I III I 11111111111 II I I I I I I I I I I I II I
TT-L I IS I1 Irl r
r I I I 1 iil i I
...lli 1J H I
-I I __
I I
-J -
III 0
0 50 100 150 200 250 300 350 400 450 500 550 Indicated Temperature (OF)
Figure 3.4.3-2 Reactor Coolant System Cooldown Limits Applicable Up to 35 EFPY
. 2 3.4-8 Amendm HBRSEP Unit No ient No. 202