Open Access

表1

SMA解锁机构仿真参数表

参数 数值
输入电压U/V 1~3
SMA丝长度L/mm 200
SMA丝直径d/mm 0.3~0.8
SMA丝密度ρ/(kg·m-3) 6 500
逆相变开始温度As/℃ 75
逆相变结束温度Af/℃ 90
晶体变速系数k 1.150
初始温度T0/℃ 25
SMA初始应变ε0 0.040
SMA最大残余应变εL 0.067
SMA残余应变εres 0.018

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