ULNRC-03455, Responds to NRC Bulletin 96-001, Control Rod Insertion Problems. Core Map & Rod Drop Time Data,Provided
| ML20128G375 | |
| Person / Time | |
|---|---|
| Site: | Callaway  |
| Issue date: | 09/30/1996 |
| From: | Schnell D UNION ELECTRIC CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| IEB-96-001, IEB-96-1, ULNRC-03455, ULNRC-3455, NUDOCS 9610090017 | |
| Download: ML20128G375 (5) | |
Text
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1901 Chouteau Avenue Post Othce Box 149 St Louis, Missoun 63166 314-554-2650 i
1 Union 0 '" sa"c"
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U.S. Nuclear Regulatory Commission ATTN:
Document Control Desk Mail Station Pl-137 j
Washington, D.C.
20555 l
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Gentlemen:
DOCKET NLMBER 50-483 CALLANAY PLANT
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CONTROL ROD INSERTION PROBLEMS j
References:
- 1) ULNRC-3360, dated April 4, 1996 j
- 2) NRC letter dated September 4, 1996
- 3) ?"RRC-3 4 4 7, dated September 20, 1996 j
- 4) ULNRC-3454, dated September 27, 1996
]
l The referenced letters pravided Union j
j Electric's response to Bulletin 96-01, " Control Rod Insertion Problems." is an updated core map for Callaway Cycle 9 which shows projected burnups i
for fuel assemblies in rodded locations.
This replaces j
the information provided in Attachment 4 of Reference 1. of this letter is a copy of from Reference 4, which has been annotated to identify the eight rodded assemblies from Cycle 8 4
that will be in rodded locations in Cycle 9.
The core locations for Cycle 9 are provided in the margin.
4 We are available to discuss this matter with you at your earliest convenience.
Very truly yours, Donald F. Schnell DES /plr i
Attachments
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G2;c 9610090017 960930 PDR ADOCK 050004e3 G
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STATE OF MISSOURI
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f' Alan C.
Passwater, of lawful age, being first duly sworn upon oath says that he is Manager, Licensing and Fuels (Nuclear) for Union Electric Company; that he has read the
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foregoing document and knows the content thereof; that he has i
executed the same for and on behalf of said company with full i
power and authority to do so; and that the facts therein stated are true and correct to the best of his knowledge, information and belief.
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By Alan C.
Passwater Manager, Licensing and Fuels Nuclear 1
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SUBSC IBED a d sworn to before me this 3 ay d
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1996.
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BARBARbJ. PFdFE NOTARY PUBUC-STATE OF MISSOURI MY COMMISSION EXPIRES APRIL 22, 1997 ST. LOUIS COUNTY.
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cc:
M. H.
Fletcher Professional Nuclear Consulting, Inc.
19041 Raines Drive Derwood, MD 20855-2432 L.
Joe Callan Regional Administrator U.S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive Suite 400 Arlington, TX 76011-8064 j
Senior Resident Inspector Callaway Resident Office U.S. Nuclear Regulatory Commission 8201 NRC Road Steedman, MO 65077 Kristine M. Thomas (2)
Office of Nuclear Reactor Regulation j
U.S. Nuclear Regulatory Commission l
1 White Flint, North, Mail Stop 13E16 11555 Rockville Pike i
Rockville, MD 20852-2738 Manager, Electric Department Missouri Public Service Commission P.O.
Box 360 Jefferson City, MO 65102
i ULNRC-03455 CALLAWAY CYCLE 9 l
CONTROL ROD AND BURNUP INFORMATION R
P N
M L
K J
H G
F E
D C
B A
1 j
1 i
2 v.5 v.5 V-5 V-5 V-5 I
29.116 0.000 0.000 0.000 29.122 l
41.495 26.037 26.904 26.050 41.502
!3 v-5 V5 v-5 V-5 0.000 0.000 0.000 0.000 l
28.216 28.234 28.297 28.224 l
4 V-5 V-5 v-5 v.5 v.5 l
29.122 0.000 20.110 0.000 29.116
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41.502 28.758 41.829 28.758 41.495 5
v.5 v-5 O.000 0.000 28.224 28.216 j
6 v5 v-5 v-5 v-5 v-5 l
0.000 0.000 0.000 0.000 0.000 26.050 28.334 28.909 28.334 26.037 j
7 v.5 v.5 i
0.000 0.000 28.297 28.234 j
8 v-5 v-5 v.5 v-5 v.5 v.5 V-5 l
0.000 20.110 0.000 27.662 0.000 20.110 0.000
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26.904 41.829 28.909 47.396 28.909 41.829 26.904 i
9 v5 v-5 0.000 0.000 l
28.234 28.297 l
10 v-5 v5 v.5 v.5 v5 0.000 0.000 0.000 0.000 0.000 26.037 28.334 28.909 28.334 26.050 l
11 v5 v-5 j
0.000 0.000 l
28.216 28.224 j
12 V-5 V-5 v-5 V-5 V-5 29.116 0.000 20.110 0.000 29.122 41.495 28.758 41.829 28.758 41.502 13 V-5 v5 v-5 V-5 0.000 0.000 0.000 0.000 28.224 28.297 28.234 28.216 14 V-5 V-5 V-5 v-5 V-5 29.122 0.000 0.000 0.000 29.I16 41.502 26.050 26.904 26.037 41.495 15 FUEL TYPE CURR. BU FuelType Infonnation:
Westinghouse 17X17 Vantage-5 (V-5), Improved Zircaloy-4 cladding, EOCBU grids, and guide tubes; Guide Tube I.D. = 0.442 in.
ATTACHMENT 1
l Attaciunent 2 a
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Callaway Cycle 8 Rod Drop Time Data i
RCCA Drop Times (sec)
Assembly RCCA EOC7 EOC8 BOC8 j'
ID Bank ID Burnup BU Share Durnup BU Share Dashpot Turnaround d
X84 A
N/A N/A 28742 1.32 1.9 2.2 K87 A
N/A N/A 28742 1.32 1.8 2.2 I
K88 A
N/A N/A 28742 1.32 1.8 2.2 i
K91 A
N/A N/A 28742 1.32 1.8 2.2 l
K45 B
N/A N/A 25546 1.17 2.1 2.2 K46 B
N/A N/A 25546 1.17 2.1 2.2 K47 B
N/A N/A 25539 1.17 2.1 2.2 i
K53 B
N/A N/A 25539 1.17 2.1 2.2 K59 B
N/A N/A 25546 1.17 2.1 2.2 K61 B
N/A N/A 25546 1.17 1.9 2.2 K62 B
N/A N/A 25539 1.17 2.1 2.2 K64 B
N/A N/A 25539 1.17 2.1 2.2 K49 C
N/A N/A 26660 1.22 1.8 2.0 K54 C
N/A N/A 26660 1.22 1.8 2.0 K55 C
N/A N/A 26660 1.22 1.8 2.0 K58 C
N/A N/A 26660 1.22 1.8 2.0 K69 C
N/A N/A 28914 1.33 1.8 2.0 K74 C
N/A N/A 28914 1.33 1.8 2.2 K78 C
N/A N/A 28914 1.33 1.8 2.0 K79 C
N/A N/A 28914 1.33 1.8 2.0
)
H78 D-N/A N/A 48132 0.94 1.9 2.0 I
J12 D
26285 1.27 47240 0.96 1.9 2.0 J19 D
26285 1.27 47240 0.96 1.9 2.0 J20 D
26285 1.27 47240 0.96 1.9 2.0 J55 D
26285 1.27 47240 0.96 1.9 2.0 J14 SA 26801 1.30 38629 0.54 Note 3 2.2 J15 SA 26780 1.30 38614 0.54 Note 3 2.2 J29 SA 26801 1.30 38629 0.54 Note 3 2.2 J30 SA Q i 26801 1.30 38629 0.54 Note 3 2.2
'J32 SA 26780 1.30 38614 0.54 Note 3 2.2 gpaJ J40 SA 26801 1.30 38629 0.54 Note 3
'2.2 J44 SA n 26780 1.30 38614 0.54 Note 3 2.2
_L W
- J52 SA - 26780 1.30 38614 0.54 Note 3 2.2 P-V K81 SB SA N/A N/A 29122 1.34 Note 3 2.1 P-11 K83 SB N/A N/A 29116 1.34 Note 3 2.1
&lY K85 SB N/A N/A 29122 1.34 Note 3 2.1 B-l2.
K86 SB N/A N/A 29122 1.34 Note 3 2.3 t-sY K92 SB N/A N/A 29116 1.34 Note 3 2.1 B 'I K93 SB N/A N/A 29116 1.34 Note 3 2.1 D-1 K94 SB N/A N/A 29122 1.34 Note 3 2.1 M-2.
K96 SB N/7.
N/A 29116 1.34 Note 3 2.1 K17 SC N/A N/A 27683 1.27 Note 3 2.1 K20 SC N/A N/A 27683 1.27 Note 3 2.1 K28 SC N/A N/A 27683 1.27 Note 3 2.1 K35 SC N/A N/A 27683 1.27 Note 3 2.1 K13 SD N/A N/A 27676 1.27 Note 3 2.1 K15 SD N/A N/A 27676 1.27 Note 3 2.1 K25 SD N/A N/A 27676 1.27 Note 3 2.0 K27 SD N/A N/A 27676 1.27 Note 3 2.3 K67 SE N/A N/A 29334 1.35 Note 3 2.2 K68 SE N/A N/A 29334 1.35 Note 3 2.2 K75 SE N/A N/A 29334 1.35 Note 3 2.2 K77 SE N/A N/A 29334 1.35 Note 3 2.2 Cycle Burnup:
20656 21790 Note 3: Dashpot times available for Control Banks only