ROHACELL® 31IG - Crash Behavior
ROHACELL® 31IG - Crash Behavior
ROHACELL® 31IG - Crash Behavior
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ROHACELL ® <strong>31IG</strong> -<br />
<strong>Crash</strong> <strong>Behavior</strong><br />
Based on various publications of<br />
Rickard Juntikka,<br />
KTH Aeronautical and Vehicle Engineering, Stockholm<br />
Axel Zajonz<br />
June 2008
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Quasi-static uniaxial compression<br />
stress-strain response at 20°C<br />
Compression with<br />
three constant velocities and three<br />
different temperatures<br />
sample size: 40 x 40 x 25.4mm<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 2
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Quasi static compression with constant velocity (1.4 m/s)<br />
ROHACELL <strong>31IG</strong> 1.4 m/s (56 1/s)<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 3
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Compression with constant velocity (3 m/s)<br />
ROHACELL <strong>31IG</strong> 3 m/s (120 1/s)<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 4
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Compression with constant velocity (5 m/s)<br />
ROHACELL <strong>31IG</strong> 5 m/s (200 1/s)<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 5
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Free fall impact test, planar deflector, with two different<br />
velocities at different temperatures<br />
Deflector weight: 5.64 kg<br />
sample size: 50 x 50 x 25.4 mm<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 6
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Free fall impact test, planar deflector at -20°C<br />
ROHACELL <strong>31IG</strong> -20°C<br />
ROHACELL <strong>31IG</strong> -20°C<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 7
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Free fall impact test, planar deflector at +20°C<br />
ROHACELL <strong>31IG</strong> 20°C ROHACELL <strong>31IG</strong> 20°C<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 8
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Free fall impact test, planar deflector at +60°C<br />
ROHACELL <strong>31IG</strong> 60°C ROHACELL <strong>31IG</strong> 60°C<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 9
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Free fall impact test, half-sphere, with two different<br />
velocities at different temperatures<br />
Half-sphere weight: 5.18 kg<br />
diameter: 150 mm<br />
sample size: 50 x 50 x 25.4 mm<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 10
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Free fall impact test, half-sphere at -20°C<br />
ROHACELL <strong>31IG</strong> -20°C<br />
ROHACELL <strong>31IG</strong> -20°C<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 11
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Free fall impact test, half-sphere at +20°C<br />
ROHACELL <strong>31IG</strong> 20°C ROHACELL <strong>31IG</strong> 20°C<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 12
ROHACELL ® <strong>31IG</strong> - <strong>Crash</strong> <strong>Behavior</strong><br />
Free fall impact test, half-sphere at +60°C<br />
ROHACELL <strong>31IG</strong> 20°C ROHACELL <strong>31IG</strong> 20°C<br />
ROHACELL <strong>31IG</strong> crash behaviour / Zaj / 2008-06-13 Page | 13
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