Robotic artificial muscles: Current progress and future perspectives

J Zhang, J Sheng, CT O'Neill, CJ Walsh… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
Robotic artificial muscles are a subset of artificial muscles that are capable of producing
biologically inspired motions useful for robot systems, ie, large power-to-weight ratios …

Knee exoskeletons for gait rehabilitation and human performance augmentation: A state-of-the-art

B Chen, B Zi, Z Wang, L Qin, WH Liao - Mechanism and Machine Theory, 2019 - Elsevier
The number of patients with knee impairments caused by a stroke, spinal cord injury, post-
polio, injury, osteoarthritis, or other related diseases is increasing worldwide. Robotic …

Optimal design of a fractional-order proportional-integer-differential controller for a pneumatic position servo system

HP Ren, JT Fan, O Kaynak - IEEE Transactions on Industrial …, 2018 - ieeexplore.ieee.org
In this paper, a fractional-order model of pneumatic servo system is introduced by replacing
the integer-order dynamic equation with the corresponding fractional order one. Then, a …

Research status and prospects of control strategies for high speed on/off valves

Q Gao, J Wang, Y Zhu, J Wang, J Wang - Processes, 2023 - mdpi.com
As the working conditions of host equipment become more complex and severe,
performance improvement and increased intelligence of high speed on/off valves (HSV) are …

Fractional order sliding mode control of a pneumatic position servo system

HP Ren, X Wang, JT Fan, O Kaynak - Journal of the Franklin Institute, 2019 - Elsevier
Gas flow has fractional order dynamics; therefore, it is reasonable to assume that the
pneumatic systems with a proportional valve to regulate gas flow have fractional order …

An integrated intelligent nonlinear control method for a pneumatic artificial muscle

DX Ba, TQ Dinh, KK Ahn - IEEE/ASME Transactions on …, 2016 - ieeexplore.ieee.org
This paper proposes an advanced position-tracking control approach, referred to as an
integrated intelligent nonlinear controller, for a pneumatic artificial muscle (PAM) system …

Needle-guiding robot for laser ablation of liver tumors under MRI guidance

E Franco, D Brujic, M Rea… - IEEE/ASME …, 2015 - ieeexplore.ieee.org
This paper presents the design, control, and experimental evaluation of a needle-guiding
robot intended for use in laser ablation (LA) of liver tumors under guidance by magnetic …

Nonlinear adaptive control with asymmetric pressure difference compensation of a hydraulic pressure servo system using two high speed on/off valves

Q Gao - Machines, 2022 - mdpi.com
A hydraulic pressure servo system based on two high-speed on/off valves (HSV) is a
discontinuous system due to the discrete flow of HSV when driven by pulse width …

Design, implementation and control of an improved hybrid pneumatic-electric actuator for robot arms

B Rouzbeh, GM Bone, G Ashby, E Li - IEEE access, 2019 - ieeexplore.ieee.org
Actuators used in robot arms need to be powerful, precise, and safe. We present the design,
implementation, and control of a novel rotary hybrid pneumatic-electric actuator (HPEA) for …

Adaptive backstepping slide mode control of pneumatic position servo system

H Ren, J Fan - Chinese journal of mechanical engineering, 2016 - Springer
With the price decreasing of the pneumatic proportional valve and the high performance
micro controller, the simple structure and high tracking performance pneumatic servo system …