Gravity Compensation in Robotics

The book highlights recent research developments in gravity compensation in robotic systems, covering topics such as planar articulated manipulators, stiffness modeling, multi-degree-of-freedom counter-balancing, actuator design, cable-driven robotic suits, and medical cobots. It emphasizes the continuous innovation in gravity compensation methods, with applications in cobots, exoskeletons, robotic suits, assistive devices, and biomechanical systems.

Format: Paperback / softback
Length: 273 pages
Publication date: 20 March 2023
Publisher: Springer Nature Switzerland AG

Gravity compensation in robotic systems is a rapidly evolving field, with numerous recent research results being presented in this book. It delves into various aspects of gravity compensation, including the compensation of planar articulated robotic manipulators, the modeling of manipulators with gravity compensators, the implementation of multi-degree-of-freedom counter-balancing, the design of actuators with partial gravity compensation, the development of a cable-driven robotic suit with gravity compensation for load carriage, and the exploration of compensation systems for medical cobots and assistive devices.

The book highlights the continuous development of gravity compensation methods, with new approaches and solutions being reported regularly. These solutions encompass both novel structural designs and their applications in emerging fields such as cobots, exoskeletons, robotic suits, assistive devices, and biomechanical systems.

One of the key findings of the book is the growing importance of gravity compensation in various applications. Cobots, in particular, are emerging as versatile and efficient tools for industrial and medical tasks, and gravity compensation plays a crucial role in their performance and functionality. Exoskeletons and robotic suits are also gaining attention for their potential to enhance human capabilities and assist individuals with disabilities. Assistive devices, such as prosthetic limbs and mobility aids, are also benefiting from gravity compensation to improve their usability and effectiveness.

Furthermore, the book emphasizes the need for further innovation in the field of gravity compensation. Researchers and engineers are continually exploring new materials, technologies, and algorithms to enhance the efficiency, accuracy, and safety of gravity compensation systems. This includes the development of more sophisticated control strategies, the integration of sensors and actuators for real-time feedback, and the exploration of hybrid gravity compensation systems that combine mechanical and electrical approaches.

In conclusion, this book presents a comprehensive overview of the latest research results in the field of gravity compensation in robotic systems. It highlights the growing importance of gravity compensation in various applications, the continuous development of new methods and solutions, and the need for further innovation to enhance the performance and functionality of robotic systems. The book is a valuable resource for researchers, engineers, and practitioners in the field of robotics, automation, and rehabilitation.

Gravity Compensation in Robotic Systems: A Comprehensive Review

Gravity compensation in robotic systems is a rapidly evolving field that plays a crucial role in enhancing the performance and functionality of these systems. This book presents a comprehensive review of the latest research results in this area, covering various topics such as gravity compensation of planar articulated robotic manipulators, the stiffness modeling of manipulators with gravity compensators, the implementation of multi-degree-of-freedom counter-balancing, the design of actuators with partial gravity compensation, the development of a cable-driven robotic suit with gravity compensation for load carriage, and the exploration of compensation systems for medical cobots and assistive devices.

Gravity compensation is a technique used to counteract the effects of gravity on robotic systems, which can be particularly important in applications where these systems are required to operate in environments with gravitational forces. By incorporating gravity compensation, robotic systems can achieve improved stability, accuracy, and efficiency, as well as increased safety and reliability.

One of the key challenges in gravity compensation is the modeling of manipulators with gravity compensators. The stiffness of the manipulator plays a significant role in determining its response to gravitational forces, and accurate modeling is essential for achieving optimal performance. This book explores various stiffness modeling techniques, including finite element analysis, experimental methods, and analytical models, and discusses their applications in gravity compensation.

Another important aspect of gravity compensation is the implementation of multi-degree-of-freedom counter-balancing. This involves the use of multiple actuators to counteract the effects of gravity on the manipulator, ensuring that it remains stable and balanced even in challenging environments. The book discusses the design and implementation of multi-degree-of-freedom counter-balancing systems, including the use of passive and active components, and highlights their advantages and disadvantages.

Actuators with partial gravity compensation are also an important area of research in gravity compensation. These actuators can be designed to compensate for only a portion of the gravitational forces acting on the manipulator, allowing for more precise control and reduced energy consumption. The book discusses the design and implementation of actuators with partial gravity compensation, including the use of passive and active components, and highlights their advantages and disadvantages.

A cable-driven robotic suit with gravity compensation for load carriage is another promising application of gravity compensation. This suit allows individuals with disabilities to carry heavy loads with greater ease and comfort, by leveraging the gravitational forces to assist in the lifting process. The book discusses the design and implementation of a cable-driven robotic suit with gravity compensation, including the use of passive and active components, and highlights its advantages and disadvantages.

Compensation systems for medical cobots and assistive devices are also an important area of research in gravity compensation. These systems are designed to assist individuals with disabilities or mobility impairments by providing them with additional support and assistance. The book discusses the design and implementation of compensation systems for medical cobots and assistive devices, including the use of passive and active components, and highlights their advantages and disadvantages.

Gravity balancing of parallel robots is another important area of research in gravity compensation. This involves the use of multiple actuators to balance the forces acting on the robot, ensuring that it remains stable and upright even in challenging environments. The book discusses the design and implementation of gravity balancing systems for parallel robots, including the use of passive and active components, and highlights their advantages and disadvantages.

The book demonstrates that gravity compensation methods continue to develop, and new approaches and solutions are constantly being reported. These solutions apply both to new structural solutions and to their new applications. Cobots, exoskeletons, and robotic suits, assistive devices, as well as biomechanical systems are among the most promising applications and most pressing areas for further innovation.

In conclusion, this book presents a comprehensive review of the latest research results in the field of gravity compensation in robotic systems. It highlights the growing importance of gravity compensation in various applications, the continuous development of new methods and solutions, and the need for further innovation to enhance the performance and functionality of robotic systems. The book is a valuable resource for researchers, engineers, and practitioners in the field of robotics, automation, and rehabilitation.

Weight: 438g
Dimension: 235 x 155 (mm)
ISBN-13: 9783030957520
Edition number: 1st ed. 2022