A TWSME extension spring, which can extend upon heating and contract upon cooling was obtained using constrained annealing and thermo-mechanical training, the elongation can reach 60%.
首次利用约束热处理结合热机械训练获得了加热伸长、冷却收缩的双向记忆效应弹簧,其伸长率达60%。
Local heating on the structure of metal produces the plastic contract of some places of the structure. After cooling, the remained contract can repair the beams bend.
在金属结构上局部加热,使结构的某些部位被塑性压缩,冷却以后由残留的局部收缩而获得矫正。
Gases expand on heating and contract on cooling.
气体加热时膨胀,冷却时收缩。
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