Review Article
Recent Advances in Energy Harvesting Technologies for Structural Health Monitoring Applications
Table 1
Comparison of energy harvesting methods [
15].
| | Power density (µW/cm3) 1-year lifetime | Power density (µW/cm3) 10-year lifetime |
| Solar (outdoors) | 15,000—direct sun 150—cloudy day | 15,000—direct sun 150—cloudy day | Solar (indoors) | 6—office desk | 6—office desk | Vibrations | 200 | 200 | Temperature gradient | 15 @ 10°C gradient | 15 @ 10°C gradient | Batteries (nonrecharg. lithium) | 45 | 3.5 |
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