介电弹性功能材料(简称DE)是一种新型智能材料,可在电压驱动下产生厚度与面积变形.为了掌握其在电场作用下的变形以及失效规律,本文通过实验方法研究了在不同的预拉伸量、电极特性、电压频率等条件下,DE材料在电场作用下产生变形的最小电压以及发生电击穿时的失效电压的规律,并对实验现象进行了分析和解释,给出了DE材料维持正常工作的条件,为DE材料的工程应用提供了相应的准则.
参考文献
[1] | Hyouk Ryeol Choi;Kwangmok Jung;Sungmoo Ryew;Jae-Do Nam;Jaewook Jeon;Ja Choon Koo;Kazuo Tanie .Biomimetic Soft Actuator: Design, Modeling, Control, and Applications[J].IEEE/ASME transactions on mechatronics: A joint publication of the IEEE Industrial Electronics Society and the ASME Dynamic Systems and Control Division,2005(5):581-593. |
[2] | Plante JS;Dubowsky S .Large-scale failure modes of dielectric elastomer actuators[J].International Journal of Solids and Structures,2006(25/26):7727-7751. |
[3] | Xuanhe Zhao;Zhigang Suo .Method to analyze electromechanical stability of dielectric elastomers[J].Applied physics letters,2007(6):061921-1-061921-3-0. |
[4] | Biddiss E;Chau T .Dielectric elastomers as actuators for upper limb prosthetics: challenges and opportunities.[J].Medical engineering and physics,2008(4):403-418. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%