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Dialogue essais-simulation et identification de lois de comportement ...

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Image<br />

Annexes<br />

U (pixel)<br />

V (pixel)<br />

1<br />

1<br />

121<br />

t=201s<br />

2<br />

2<br />

1<br />

1<br />

131<br />

t=217s<br />

2<br />

2<br />

pastel-00910076, version 1 - 27 Nov 2013<br />

141<br />

t=233s<br />

151<br />

t=249s<br />

2<br />

2<br />

1<br />

1<br />

2<br />

2<br />

1<br />

1<br />

1<br />

1<br />

161<br />

2<br />

2<br />

t=265s<br />

Figure C-2 : Champs <strong>de</strong> déplacements (U <strong>et</strong> V respectivement dans les directions 1 <strong>et</strong> 2)<br />

calculés par Vic-2D. Essai <strong>de</strong> traction-traction à 50°C sur NiTi. Allongement maximal dans<br />

les <strong>de</strong>ux directions u =2,22mm <strong>et</strong> v =2,21mm. Taille <strong>de</strong> l’imag<strong>et</strong>te 16 pixels <strong>et</strong> espacement 8<br />

pixels, taille du pixel 0,03 mm.<br />

232

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