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离子聚合物金属复合材料的力电耦合模型

Keywords: 复合材料,离子聚合物金属复合材料,力电耦合,建模,热力学,纯弯曲

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Abstract:

?提出了一种基于不可逆热力学和纯弯曲理论的力电耦合模型,以描述和预测离子聚合物金属复合材料的力电特性.力电耦合模型的表达形式可简化为含有两个驱动力(电场e和压力梯度?p)的线性等式,主要依据离子传输、电场作用和弹性变形之间的耦合关系预测ipmc的力电特性;采用纯弯曲理论近似描述了ipmc的受力特征.这个力电耦合模型可解释ipmc材料的驱动特性和传感特性,能较好地预测ipmc在直流激励下的响应,误差在-7%以内.

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