ML20031C206

Change 18 to Tech Specs of License DPR-6,permitting Operation W/Modified E-G Fuel Bundles

ML20031C206
Person / Time
Site:	Big Rock Point File:Consumers Energy icon.png
Issue date:	04/24/1969
From:	US ATOMIC ENERGY COMMISSION (AEC)
To:
Shared Package
ML20031C204	List: ML20031C203 ML20031C206 ML20031C208
References
NUDOCS 8110060633
Download: ML20031C206 (3)

Text

.6 CHANGE NO. 18 TO THE TECHNICAL SPECIFICATIONS FACILITY LICENSE NO. DPR-6

_ CONSUMERS PO?ER COMPANY DOCKET NO. 50-155 CHANGES 1.

In Section 5.1.1, change Structural Components to read:

" Structural Components (fuel cladding will, in addition to 304 SS and Incoloy 800, include Zr-2, Inconel 600; and Zr-3Nb-1Sn)"

2.

In Section 5.1.5, change "(c)" to read:

"(c) Fuel Bundles The general dimensions and. configuration of the seven types of fuel bundles shall be as shown in Figures 5.2, 5.3, 5.4, S.5, 5.6, 5.7, 5.8 and 8.1 of these specifications.

Principal design features shall be essentially as follows:"

3.

At the end of Section 5, add Figure 5.8.

4.

Under Section 5.1.5.c, replace the present table on Fuel Bundles (Rev. 4/18/69) with the attached table.

5.

In Section 5.2.1(b), change the column titled " Reload

'E' and

'E-G' Fuel" to read " Reload

'E',

'E-G' and ' Modified E-G' Fuels".

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'5.1.5 (cont'd)

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• HJEL StHDI.ES Research and Development Originci keload Reload Reload Centermelt Centermelt crer=1 (A) 84C E

E-C

• • D" Fuel Intermediate Advanced

" Modified E4" -

bsome t r y, rue' 8tod Array

2 x 12 11 x 11 9x9 9x9 11 a 11 8x8 7m7 9x9 R

d Pitch. ledes 0.50 0.577 0.707 0.707 0.580 0.807 0.921

0. TOT 109 36 29 p

Standard re+t bJS per Bundle 132 109 74 70.5 4'

T 4

20 29 Spacial Feri A3+ Per Bundle 128 12 73 gg3 12 28 2

Spicers Per knaie 3

5 3

3 7

5 5

3 Zr-2 Fuel Rai Claddfng Zr-2 with various 304SS 2r-2 Zr-2

'Zr-2 304SS, Zr-2 Zr' 2 Zr-2

.I"I"'*

M**"**

Material Inconel 600 and/or pr Perties

' Zr-t:b-ISn Incoloy 800 Standard Rod Tube Wall, In.

0.019 0.034 0.040 0.040 0.010 to 0.030 0.035 0.040 0.040 Inclusive Special Rod Tube W.ill, In.

0.031 0.031 0.040 0.040 0.010 to 0.030 0.035 0.040

'0.040 inclusive Fuel Rods 0.5625

~

Standard Rod Diameter, In.

0.388 0.449 0.5615 0.5625 0.425 0.570 0.700 0.5625 94 Pellet' 0.5625 0.320 0.570 0.700 Special Rod Diameter, In.

0.3g0 0.3g4 0.5625 7 94 rellet?

90-95 Inclusive 94 Pellet' 94 Pellet UO S ucked Density, Percent 94 - 1 94 - 1 Pellet 90-95 Pellet 85 Powder 85 Powd ar -

y 85 Powdered 70;

' /'*

TLeoretical Activa fuel L.ength, Inches 66-67.3 65-60.3 G6.9. central, 68.6 Removable SttnJard Fod 70 70 69.75 70 68 to 70, inclusive Helium SpIcial Rod 59 (Corner) 64.6 Central 64.9 Central Fill Crs Helium Helium Helium Helium Belium Helissa lielium 8 Tcur special fuel rods at bundle ccrners are segmented.

Raload 5,C.E. and EG fuel bundles may contain (in the corner regions of the bundle) four Zr-2 tubes having encapsulated cobalt targets 2

sealed within.

In addition, two of the interior Reload E and EG fuel bundles have a special central fuel rod to which the bundle spacers are fixed.

3 burdle fuel tods are removable and may contain UO -Puo

"*I*

• y 2

Sp1cial rods hare depleted uranium.

• 'la addition to special rods for reload E, reload E-C has four gadolinia containing rods.

With 32 dishing on selected rods.

fuelrodstackdensitywillvaryfromN1-92percenttheoreticalba using annular, dished, or nondished pellets in selected rods.

UO -tug y

y (I6avised 4/24/69)

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