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ACR Reactor and Fuel Handling - Bill Garland's Nuclear ...

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Lattice pitch<br />

PT material<br />

PT wall thickness<br />

PT max. operating temperature<br />

PT max. operating pressure<br />

PT max. operating flux (n/m 2 /s)<br />

Cal<strong>and</strong>ria tube material<br />

Cal<strong>and</strong>ria tube wall thickness<br />

<strong>Fuel</strong> channel operating life<br />

<strong>Fuel</strong> Channel Design<br />

CANDU 6<br />

286 mm (11.26”)<br />

Zirconium 2.5wt%<br />

Niobium alloy<br />

4.2 mm (0.165”)<br />

313.2 o C (596 F)<br />

11.1 MPa (1610 psi)<br />

3.7x10 17<br />

Zircaloy-2<br />

1.4 mm (0.055”)<br />

25 years at 80%<br />

capacity<br />

220 mm (8.66”)<br />

Zirconium 2.5wt%<br />

Niobium alloy<br />

327.7 o C (622 F)<br />

13 MPa (1886 psi)<br />

4.1x10 17<br />

<strong>ACR</strong><br />

6.5 mm (0.256”)<br />

Zircaloy-4<br />

2.5 mm (0.098”)<br />

30 years at 90%<br />

capacity<br />

Pg 12

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