Module 11 : Example study of robots
Lecture 40 : NATARAJ – a case study of a 6-legged robot
Nataraj Robot
  Design issues
Hexapod Configuration
Leg design
Interference between legs.
Multiple gaits
Stability margins
Actuation
Control
   
  Nataraj Development : Specifications
  Motivation for developing Nataraj:
For work in Hazardous unstructured
environment (Nuclear power plants)
 
Affordable indigenous technology
  Broad specifications for Nataraj:
Walking speed 0.2 m/s on level ground
Climb steps of 0.5 m height
Climb ramps of 15 deg incline
Weight 200 Kgf with standard payload
Prototype development in Rs. 2 millions
  In contrast specifications of Odex are:
Walking speed of 0.3 m/s on level ground,
Climb steps of 0.9 m height
Climb ramps of 45 deg incline.
Weight 455 Kgf with the standard payloads
Cost US$ 2 millions