Research Article
A FEM-Experimental Approach for the Development of a Conceptual Linear Actuator Based on Tendril’s Free Coiling
Table 1
List of parameters used to define the G-cell 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 | 0.0075 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 | 0.0075 mm/mmK | Thermal conductivity | λ | 0.0054 W/mmK | Yield stress | σ | 180 Mpa | Tangent modulus | T | 1500 Mpa |
|
|