ML20204C570
| ML20204C570 | |
| Person / Time | |
|---|---|
| Site: | Calvert Cliffs  |
| Issue date: | 03/19/1987 |
| From: | Williams J BALTIMORE GAS & ELECTRIC CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| NUDOCS 8703250325 | |
| Download: ML20204C570 (2) | |
Text
_
BALTIMORE GAS AND ELECTRIC CHARLES CENTER. P.O. BOX 1475 BALTIMORE, MARYLAND 21203 March 19, 1987 Nuclear Regulatory Commission Washington, DC 20555 Attention: Document Control Desk
Subject:
Calvert Cliffs Nuclear Power Plant Units 1 & 2; Docket Nos. 50-317 & 50-318 CEA Misalignment Amendment Request - Revised Figure 3.1-3
Reference:
Letter, J. A. Tiernan (BG&E) to A.
C~. Thadani (NRC),
Request for Amendment, October 1, 1986 Gentlemen:
Mr. S. A. McNeil requested revision of Figure 3.1-3 from the reference letter to clarify the time allowed to realign a Control Element Assembly when the measured premisalignment total integrated radial peaking factor is greater than 1.63.
The revised figure is enclosed. This figure is applicable to both Calvert Cliffs units.
?
.ew
/J. F. Williams Analytical Support Unit Nuclear Engineering Services Dept.
Calvert Cliffs Nuclear Power Plant JFW/sjb cc:
D. A. Brune, Esquire J. E. Silberg, Esquire A. C. Thadani, NRC I
S. A. McNeil, NRC T. E. Murley, NRC db T. Foley/D. A. Trimble g
T. Magette, DNR L. S. Larragoite 8703250325 870319 DR ADOCK 050 7
FIGURE 3.1-3 ALLOWABLE TIME TO REALIGN CEA VERSUS INITIAL TOTAL INTEGRATED RADIAL PEAKING FACTOR 70 5
60
=
4 2
50
~_
a E
7 W
=
978 - 600 FR a
2.
=
40 E
E o
30 z
5 ALLOWED REGION
=
E 5
20 5-R m
zp 10
__==
3 (1.63,0) 0 3._
=
2 I
I l
l I
l l
l l
l l
l l
l 1.50 1.51 1.52 1.53 1.54 1.55 1.56 1.57 1.58 1.59 1.60 1.61 1.62 1.63 1.64 1.65 MEASURED PRE-MISALIGNED TOTAL INTEGRATED RADIAL PEAKING FACTOR i