Biomedical Engineering Reference
In-Depth Information
Forward axis
Vertical axis
Lateral axis
10
1
10
1
10
1
Ankle
Knee
Hip
Chest
Wrist
Elbow
Shoulder
Side/Head
Back/Head
10
0
10
0
10
0
10
-1
10
-1
10
-1
10
-2
10
-2
10
-2
0.5
1
1.5
2
0.5
1
1.5
2
0.5
1
1.5
2
Speed (m/s)
Speed (m/s)
Speed (m/s)
Figure 2.6 Available power comparison at different body locations from walking (gray color lines) and running
(black color lines) for an energy harvester with 1 g proof mass and a
Q
factor of 1.
Forward axis
Vertical axis
Lateral axis
10
2
10
2
10
2
Ankle
Knee
Hip
Chest
Wrist
Elbow
Shoulder
Side/Head
Back/Head
10
1
10
1
10
1
10
0
10
0
10
0
10
-1
10
-1
10
-1
0.5
1
1.5
2
0.5
1
1.5
2
0.5
1
1.5
2
Speed (m/s)
Speed (m/s)
Speed (m/s)
Figure 2.7 Available power density comparison at different body locations from walking (gray color lines) and
running (black color lines) for an energy harvester with ρ
5
10 g/cm
3
and a
Q
factor of 1.
