Research Article
A FEM-Experimental Approach for the Development of a Conceptual Linear Actuator Based on Tendril’s Free Coiling
Table 2
List of parameters of the entire tendril body model.
| Parameter | Symbol | Value |
| Total length | l | 60 mm | Total thickness | t | 0.3 mm | Total height | h | 0.9 mm | Spring constant | k | 0.5 N/mm | Material 1 | | | Young’s modulus | E | 200000 N/mm2 | Poisson’s ratio | v | 0.3 | Thermal expansion coefficient | α | 0.0015 mm/mmK | Thermal conductivity | λ | 0.0054 W/mmK | Yield stress | σ | 360 Mpa | Tangent modulus | T | 2000 MPa | Material 2 | | | Young’s modulus | E | 120000 N/mm2 | Poisson’s ratio | v | 0.3 | Thermal expansion coefficient | α | 0.0015 mm/mmK | Thermal conductivity | λ | 0.0054 W/mmK | Yield stress | σ | 180 MPa | Tangent modulus | T | 1500 MPa | Material 3 | | | Mooney-Rivlin hyperelastic table | C10 | 0.0275 | C01 | 0.13077 | C11 | 0.68026 | d | 0.048694 |
|
|