The effects of mode shapes on the temporal response of flexible closed-loop linkages under the impulse excitation

AM Shafei, MM Riahi - Mechanical Systems and Signal Processing, 2022 - Elsevier
In this paper, by relying on the Timoshenko beam theory and the assumed modes method,
we have presented a dynamic modeling of the closed-loop flexible linkages in the non …

[書籍][B] Balancing of linkages and robot manipulators: advanced methods with illustrative examples

V Arakelian, S Briot - 2015 - books.google.com
In this book advanced balancing methods for planar and spatial linkages, hand operated
and automatic robot manipulators are presented. It is organized into three main parts and …

A review of dynamic balancing for robotic mechanisms

B Wei, D Zhang - Robotica, 2021 - cambridge.org
The authors summarize the main dynamic balancing methods of robotic mechanisms in this
paper. The majority of dynamic balancing methods have been presented, and there may be …

Optimize the spatial distribution of crop water consumption based on a cellular automata model: a case study of the middle Heihe River basin, China

L He, J Bao, A Daccache, S Wang, P Guo - Science of the total environment, 2020 - Elsevier
Globally, agriculture is by far the largest water consuming sector and in areas where water is
scarce, the spatial optimization of crop water consumption used to improve irrigation benefits …

The kinematics and kinetics of multi-closed-chain mechanisms in the impact and non-impact stages

AM Shafei, Z Sadeghi - Meccanica, 2022 - Springer
The chief objective of the current research is to outline an automated technique for deriving
the governing equations and also simulating the motions of the multi-closed-chain …

Simultaneous inertia force/moment balancing and torque compensation of slider-crank mechanisms

V Arakelian, S Briot - Mechanics Research Communications, 2010 - Elsevier
This paper proposes a design concept which allows the simultaneous shaking force/shaking
moment balancing and torque compensation in slider-crank mechanisms. At first, the …

Dynamic modeling of planar closed-chain robotic manipulators in flight and impact phases

AM Shafei, HR Shafei - Mechanism and Machine Theory, 2018 - Elsevier
This paper presents a systematic procedure for the dynamic modeling of a closed-chain
robotic system in both the flight and impact phases. In the proposed approach, first, a planar …

[HTML][HTML] Mechanism balancing taxonomy

H Schneegans, JJ De Jong, F Cosandier… - Mechanism and Machine …, 2024 - Elsevier
The balancing of mechanisms consists in distributing their moving masses, inertias, and
elastic components in order to achieve key mechanical properties, such as the elimination of …

Dynamics analysis of a three-DOF planar serial-parallel mechanism for active dynamic balancing with respect to a given trajectory

K Wang, M Luo, T Mei, J Zhao… - International Journal of …, 2013 - journals.sagepub.com
The concept of dynamic balancing with respect to a given trajectory is proposed in this
paper. Trajectory-based dynamic balancing is a technique that brings additional …

Investigation of balancing problem for a planar mechanism using genetic algorithm

S Erkaya - Journal of Mechanical Science and Technology, 2013 - Springer
In this study, optimal balancing of a planar articulated mechanism is investigated to minimize
the shaking force and moment fluctuations. Balancing of a four-bar mechanism is formulated …