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Smart Materials Research
/
2012
/
Article
/
Tab 3
/
Research Article
Microstereolithography of Three-Dimensional Polymeric Springs for Vibration Energy Harvesting
Table 3
Comparison of theory with experimental results.
Given parameters:
g,
,
Theory
Experiment
Natural frequency
60 [Hz]
61 [Hz]
43.9 [N/m]
45.4 [N/m]
400 [
μ
m]
372 [
μ
m]
160 [
μ
m]
163.5 [
μ
m]
1.04 [mm]
1.01 [mm]
1.94
1.99
0.317
0.304
1.23
1.24
533 [MPa]
530 [MPa]
[m/s
2
]
73 [g]*
70 [g]*
* Assuming a
MPa [
14
].