The gribot platform general requirements are as follows:
- Weight: 20 kg (±10%)
- Maximum working speed: 1.8 km/h, or 0.5 m/s.
- Travel speed: 1.8 km/h
- Minimum treatable area: 20’000m2
- Delimitation of the surface to be treated by GPS RTK: installing a wire is excluded.
- Distance to the ground of the chassis: min 10cm.
- Autonomy: 4 hours minimum.
- Recharging time: max. 4 hours It may be longer when recharging by solar panels.
- Autonomous navigation and obstacle avoidance.
- Work optimization strategy to make the best use of the battery.
- Maximum crossable slope: 45°.
- Minimum passable obstacle height: 10cm.
- Safety and protection of users and animals.
- Users and animals must not be allowed to come into contact with rotating parts.
- The machine must stop when someone or an animal approaches too close.
- The parts must stop when the machine tilts too much (e. g. lifting by someone).
- Remote access.
- Robot activation/disactivation.
- Status information.
- Position information.
- Programming of the operating area.