Nonlinear disturbance observer design for robotic manipulators

A Mohammadi, M Tavakoli, HJ Marquez… - Control Engineering …, 2013 - Elsevier
Robotic manipulators are highly nonlinear and coupled systems that are subject to different
types of disturbances such as joint frictions, unknown payloads, varying contact points, and …

Frequency-domain damping design for time-delayed bilateral teleoperation system based on modal space analysis

A Suzuki, K Ohnishi - IEEE Transactions on Industrial …, 2012 - ieeexplore.ieee.org
Time delay in bilateral control system seriously deteriorates performance and stability.
Acceleration-based bilateral control (ABC) is hybrid of position and force control in the …

Novel four-channel bilateral control design for haptic communication under time delay based on modal space analysis

A Suzuki, K Ohnishi - IEEE Transactions on Control Systems …, 2012 - ieeexplore.ieee.org
Time delay in bilateral control system seriously deteriorates performance and stability.
Acceleration-based bilateral control (ABC) is hybrid of position and force control in the …

Stable and transparent time-delayed teleoperation by direct acceleration waves

B Yalcin, K Ohnishi - IEEE Transactions on Industrial …, 2009 - ieeexplore.ieee.org
For time-delayed bilateral teleoperation systems, this paper presents a novel structure to
considerably improve performance in terms of transparency and perception bandwidth …

Performance conditioning of time delayed bilateral teleoperation system by scaling down compensation value of communication disturbance observer

A Suzuki, K Ohnishi - 2010 11th IEEE International Workshop …, 2010 - ieeexplore.ieee.org
Time delay in bilateral control system seriously deteriorates the performance and stability. A
time delay compensation method based on the concept of network disturbance (ND) and …

Transparency of a geographically distributed test platform for fuel cell electric vehicle powertrain systems based on X-in-the-loop approach

W Niu, K Song, Q Xiao, M Behrendt, A Albers, T Zhang - Energies, 2018 - mdpi.com
X-in-the-loop is a new vehicle development and validation method for increasingly complex
vehicle systems, which integrates the driver and the environment. In view of recent …

触觉反馈遥操作机器人关键控制技术的发展现状

田大鹏 - 2013 - ir.ciomp.ac.cn
摘要针对现有的综述难以全面涵盖在触觉反馈遥操作控制领域的新成果与新方向这一问题,
分析了传统双向控制结构, 对国内外新提出的改进四通道控制方法, 移动机器人异构双向控制 …

[PDF][PDF] Disturbance observer design for robotic and telerobotic systems

A Mohammadi - 2011 - era.library.ualberta.ca
Employing disturbance observers is an effective way of enhancing the stability and
performance of the control systems subject to disturbances. Disturbance observers have …

Effects of controller parameters on transparency of time delayed bilateral teleoperation systems with communication disturbance observer

K Natori, R Kubo, K Ohnishi - 2008 IEEE International …, 2008 - ieeexplore.ieee.org
This paper discusses the effects of controller parameters on transparency of time delayed
bilateral teleoperation systems with communication disturbance observer (CDOB). A time …

Mechanical power factor as performance index of bilateral teleoperation systems

K Natori - 2014 IEEE 13th International Workshop on Advanced …, 2014 - ieeexplore.ieee.org
Performance indices are useful as design guidelines of control systems. One of useful
performance indices for bilateral teleoperation systems is transparency. It evaluates bilateral …