Design and control of tensegrity morphing airfoils

M Chen, J Liu, RE Skelton - Mechanics Research Communications, 2020 - Elsevier
We present a general approach of design, dynamics, and control for tensegrity morphing
airfoils. Firstly, based on reduced order Class-k tensegrity dynamics, a shape control law for …

[PDF][PDF] Motes: Modeling of tensegrity structures

R Goyal, M Chen, M Majji, RE Skelton - Journal of Open Source …, 2019 - joss.theoj.org
Tensegrity system dynamics is a subset of the class of multi-body dynamics which includes
cylindrical rigid bodies (bars) and elastic members (strings) arranged in a stabilizable …

Inverse statics optimization for compound tensegrity robots

AP Sabelhaus, AH Li, KA Sover… - IEEE Robotics and …, 2020 - ieeexplore.ieee.org
Robots built from cable-driven tensegrity (tension-integrity') structures have many of the
advantages of soft robots, such as flexibility and robustness, yet still obey simple statics and …

Inclined surface locomotion strategies for spherical tensegrity robots

LH Chen, B Cera, EL Zhu, R Edmunds… - 2017 IEEE/RSJ …, 2017 - ieeexplore.ieee.org
This paper presents a new teleoperated spherical tensegrity robot capable of performing
locomotion on steep inclined surfaces. With a novel control scheme centered around the …

Long short term memory model based position-stiffness control of antagonistically driven twisted-coiled polymer actuators using model predictive control

T Luong, K Kim, S Seo, J Jeon, C Park… - IEEE Robotics and …, 2021 - ieeexplore.ieee.org
Twisted-coiled polymer actuators (TCA) have many interesting properties that show
potentials for making high performance bionic devices. This letter presents a long short term …

Model-predictive control with inverse statics optimization for tensegrity spine robots

AP Sabelhaus, H Zhao, EL Zhu… - … on Control Systems …, 2020 - ieeexplore.ieee.org
Robots with flexible spines based on tensegrity structures have potential advantages over
traditional designs with rigid torsos. However, these robots can be difficult to control due to …

Model and data based approaches to the control of tensegrity robots

R Wang, R Goyal, S Chakravorty… - IEEE Robotics and …, 2020 - ieeexplore.ieee.org
This letter proposes two approaches to control the shape of the structure or the position of
the end effector for a soft-robotic application. The first approach is a model-based approach …

Deployable tensegrity lunar tower

M Chen, R Goyal, M Majji, RE Skelton - Earth and Space 2021, 2021 - ascelibrary.org
ABSTRACT A tensegrity tower design to support a given payload for the moon mining
operation is proposed in this paper. A non-linear optimization problem for the minimal-mass …

Shape estimation of soft manipulators using piecewise continuous Pythagorean-hodograph curves

H Bezawada, C Woods, V Vikas - 2022 American Control …, 2022 - ieeexplore.ieee.org
In recent years, there has been significant interest in use of soft and continuum manipulators
in diverse fields including surgical and agricultural robotics. Consequently, researchers …

Integrating structure, information architecture and control design: Application to tensegrity systems

R Goyal, M Majji, RE Skelton - Mechanical Systems and Signal Processing, 2021 - Elsevier
A novel unified approach to jointly optimize structural design parameters, actuator and
sensor precision, and controller parameters is presented in this paper. The joint optimization …