The static actuation of dielectric elastomer actuators : how does pre-stretch improve actuation?

作者： Guggi Kofod

DOI: 10.1088/0022-3727/41/21/215405

关键词: Cuboid 、 Mechanics 、 Isotropy 、 Ogden 、 Hyperelastic material 、 Pure shear 、 Actuator 、 Stress (mechanics) 、 Elastomer 、 Materials science

摘要: … of a dielectric elastomer actuator undergoing very large stretches, it is necessary to depart from models based on linear stress–stretch. Indeed, the stress– stretch behaviour should be …

参考文章(38)

Dielectric elastomers as electromechanical transducers: Fundamentals, Materials, Devices, Models and Applications of an Emerging Electroactive Polymer Technology Elsevier Book. pp. 1- 329 ,(2008) , 10.1016/B978-0-08-047488-5.X0001-9

Yoseph Bar-Cohen, Electroactive polymer (EAP) actuators as artificial muscles : reality, potential, and challenges SPIE Press. ,(2001)

Ron Pelrine, Roy Kornbluh, Qibing Pei, Jose Joseph, High-speed electrically actuated elastomers with strain greater than 100% Science. ,vol. 287, pp. 836- 839 ,(2000) , 10.1126/SCIENCE.287.5454.836

Patrick Lochmatter, Development of a shell-like electroactive polymer (EAP) actuator Ingenieurwissenschaften. ,(2007) , 10.3929/ETHZ-A-005430675

P Lochmatter, G Kovacs, P Ermanni, Design and characterization of shell-like actuators based on soft dielectric electroactive polymers Smart Materials and Structures. ,vol. 16, pp. 1415- 1422 ,(2007) , 10.1088/0964-1726/16/4/056

Raymond William Ogden, Large Deformation Isotropic Elasticity—On the Correlation of Theory and Experiment for Incompressible Rubberlike Solids Proceedings of The Royal Society A: Mathematical, Physical and Engineering Sciences. ,vol. 326, pp. 565- 584 ,(1972) , 10.1098/RSPA.1972.0026

Guggi Kofod, Peter Sommer-Larsen, Roy Kornbluh, Ron Pelrine, Actuation Response of Polyacrylate Dielectric Elastomers Journal of Intelligent Material Systems and Structures. ,vol. 14, pp. 787- 793 ,(2003) , 10.1177/104538903039260

Lochmatter Patrick, Kovacs Gabor, Michel Silvain, Characterization of dielectric elastomer actuators based on a hyperelastic film model Sensors and Actuators A-physical. ,vol. 135, pp. 748- 757 ,(2007) , 10.1016/J.SNA.2006.08.006

Michael Wissler, Edoardo Mazza, Electromechanical coupling in dielectric elastomer actuators Sensors and Actuators A-physical. ,vol. 138, pp. 384- 393 ,(2007) , 10.1016/J.SNA.2007.05.029

Federico Carpi, Piero Chiarelli, Alberto Mazzoldi, Danilo De Rossi, Electromechanical characterisation of dielectric elastomer planar actuators: comparative evaluation of different electrode materials and different counterloads Sensors and Actuators A-physical. ,vol. 107, pp. 85- 95 ,(2003) , 10.1016/S0924-4247(03)00257-7