Hexamove
The Hexmove, or HexaPod is an electric operated model positioning device for model positioning and oscillation in six degrees of freedom. The Hexamove is used to position and oscillate models under the carriage in the towing tank while advancing with forward speed.
| Reach translations | x | +/- 200 mm |
| y | +/- 235 mm | |
| z | +/- 175 mm | |
| Reach rotations | x-axis | +/- 27 deg |
| y-axis | +/- 25 deg | |
| z-axis | +/- 30 deg | |
| Motion combinations | Arbitrary, limited by maximum stroke of the individual electric servos | |
| Dynamic reach | Depending on workload (maximum 200 kg) | |
| Manufacturer | Symmetry | |
| Drive system | 6 software controlled electric servos | |
| Motion control | Software, using input files | |
| Motions | Sinusoidal, pulse, predefined path | |
| Engine power | 11 kW | |
| Instrumentation | Absolute measurement of cylinder length | |
| Tests performed | Control of steady trim and sinkage in ship resistance experiments | |
| Forced oscillation tests in six degrees of freedom of segmented models | ||
| Sailing yacht manouvring (tacking motion) | ||
| Model position control in hull pressure experiments |
