Simulation and control of SMA actuators

被引:12
作者
Papenfuss, N [1 ]
Seelecke, S [1 ]
机构
[1] Tech Univ Berlin, Inst Thermodynam, Sekr HF 2, D-10623 Berlin, Germany
来源
SMART STRUCTURES AND MATERIALS 1999: MATHEMATICS AND CONTROL IN SMART STRUCTURES | 1999年 / 3667卷
关键词
shape memory alloys; simulation; control; smart structures; actuators;
D O I
10.1117/12.350108
中图分类号
O42 [声学];
学科分类号
070206 ; 082403 ;
摘要
A one-dimensional model for shape memory alloys is presented that permits the simulation of actuatoric behavior. It is an improved version of the Muller-Achenbach single crystal model and calculates the length change as a response to electric heating. Based on this model, a polycrystalline version is developed, which is shown to be in excellent agreement with experimental results. Finally, as an illustrative application,a real-time control is calculated for an adaptive beam using SMA actuators.
引用
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页码:586 / 595
页数:2
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