Shape Memory Alloys: Testing, Modelling and Simulation

• Training Two-way Shape Memory Alloy By Re-heat Treatment

Click  for animation

• Grain Boundary Movement in CuZnAl Shape Memory Alloy

 

• 3-D Modelling of Shape Memory Alloys

 
• SMA coupler

• NiTi-Si composite beam

• Asymmetry in tension and compression

• Yield Surface and Flow Rule for Shape Memory Alloys

 
• V-shape of yield stress vs. temperature phenomenon









• Yield surfaces of some non-textured shape memory alloys

• 3-D view of non-textured NiTi shape memory alloy

• Maximum scheme

• Average scheme

• Flow direction and magnitude of shape memory alloys

 

CuZnAl	CuAlNi
NiAl	NiTi

• Phase Transformation Front Movement

 
• Experiment

Video clips (when you see the picture, click on it to start the show):

• Simulation

• Impact test (constant load, 1 mm diameter NiTi SMA wire)

Video Clips [avi file] (when picture appears, click on it to start the show)

1.0 Kg load
1.5 Kg load
2.0 Kg load