Related Experiment Video
Updated: Oct 12, 2025

Design and Implementation of a Bespoke Robotic Manipulator for Extra-corporeal Ultrasound
Published on: January 7, 2019
Integration and Testing of a High-Torque Servo-Driven Joint and Its Electronic Controller with Application in a
Manuel Andrés Vélez-Guerrero1, Mauro Callejas-Cuervo1, Stefano Mazzoleni2
1Software Research Group, School of Computer Science, Universidad Pedagógica y Tecnológica de Colombia, Tunja 150002, Colombia.
This study presents a high-torque, servo-driven joint and its controller for robotic exoskeletons. The system shows consistent performance for applications like human performance enhancement and rehabilitation.
Area of Science:
- Robotics
- Mechatronics
- Biomechatronics
Background:
- Mechatronic systems in robotic exoskeletons are advancing based on application needs and actuation system traits.
- Improving performance and usability through control strategies in electronic devices is crucial for robotic exoskeletons.
Purpose of the Study:
- To propose, develop, and test a high-torque, servo-driven joint and its electronic controller.
- To demonstrate the integration and control of this system within a robotic exoskeleton prototype.
Main Methods:
- Developed a closed-loop control architecture for precise control of torque, rotational velocity, and position.
- Assessed the stability and performance of the servo-driven joint under various load conditions.
Main Results:
- The servo-driven joint achieved consistent performance within the test protocol.
- Maximum recorded values include angular velocity of 97 °/s, torque of 33 Nm, and positioning Root Mean Square Error (RMSE) of 1.46°.
Conclusions:
- The developed servo-driven joint and its control system are suitable for robotic exoskeleton applications.
- This technology can support human performance enhancement, rehabilitation, and daily living activities.
More Related Videos
06:44Development of a Novel Task-oriented Rehabilitation Program using a Bimanual Exoskeleton Robotic Hand
Published on: May 20, 2020
11:16Engineering Platform and Experimental Protocol for Design and Evaluation of a Neurally-controlled Powered Transfemoral Prosthesis
Published on: July 22, 2014
Related Concept Videos
Electro-mechanical Systems
A key component of the DC motor is the armature, a rotating circuit positioned within a magnetic field. As an electric current passes through the...
Development of the Limb Synovial Joints
The mesenchymal stem cells differentiate into chondrocytes that form the hyaline cartilage, and later the cartilaginous model of the bone. This model further transforms into a bone. This process is known as endochondral ossification.
During development, the limbs...
Mechanical Systems
Torque Free Motion
PD Controller: Design
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
One-Degree-of-Freedom System
A one-degree-of-freedom system is defined by an independent variable that determines its state and behavior. One example of a one-degree-of-freedom system is a simple harmonic oscillator, such as a...