Research Article
New Volume Change Mechanism Using Metal Bellows for Buoyancy Control Device of Underwater Robots
Table 1
Electrical condition of nichrome wire and peltier device.
| ā | ā | Voltage (V) | Current (A) |
| Without heat sink | Nichrome wire | 36 | 1.2 | Peltier device | 6.3 | 2.3 |
| With heat sink | Nichrome wire | 33 | 1.3 | Peltier device | 6.3 | 2.2 |
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