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 …
we have presented a dynamic modeling of the closed-loop flexible linkages in the non …
Kinetics of planar constrained robotic mechanisms with multiple closed loops: An experimental study
This paper presents a direct and straightforward approach for deriving the kinetic equations
of the planar mechanisms comprising multiple kinematic closed loops. What distinguishes …
of the planar mechanisms comprising multiple kinematic closed loops. What distinguishes …
Application of hybrid robotic systems in crop harvesting: kinematic and dynamic analysis
Harvesting of agricultural crops, especially when the ripe products have to be picked one by
one, has always been a major concern of farmers and growers. Consequently, the use of …
one, has always been a major concern of farmers and growers. Consequently, the use of …
Frictional impact-contacts in multiple flexible links
Multiple impacts of 2D (planar) open-loop robotic systems composed of n elastic links and
revolute joints are studied in this paper. The dynamic equations of motion for such systems …
revolute joints are studied in this paper. The dynamic equations of motion for such systems …
On the dynamics of multi-closed-chain robotic mechanisms
Here, a recursive technique based on the Gibbs–Appell (G–A) and the Newton's impact
formulas for dynamic modeling of multi-closed-loop mechanisms has been presented. Each …
formulas for dynamic modeling of multi-closed-loop mechanisms has been presented. Each …
A novel recursive formulation for dynamic modeling and trajectory tracking control of multi-rigid-link robotic manipulators mounted on a mobile platform
This article establishes an innovative and general approach for the dynamic modeling and
trajectory tracking control of a serial robotic manipulator with n-rigid links connected by …
trajectory tracking control of a serial robotic manipulator with n-rigid links connected by …
A recursive algorithm for dynamics of multiple frictionless impact-contacts in open-loop robotic mechanisms
In this paper, the phenomenon of multiple impact-contacts has been dynamically modeled
for an open kinematic chain with rigid links and revolute joints. The dynamic equations of the …
for an open kinematic chain with rigid links and revolute joints. The dynamic equations of the …
A new method for finding the proper initial conditions in passive locomotion of bipedal robotic systems
In this paper, the walking motion of a biped robot consisting of upper and lower body
members (arms, legs, upper trunk and neck) on an inclined surface is analyzed …
members (arms, legs, upper trunk and neck) on an inclined surface is analyzed …
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 …
the governing equations and also simulating the motions of the multi-closed-chain …
Dynamic modeling of closed-chain robotic manipulators in the presence of frictional dynamic forces: A planar case
In this paper, the phenomenon of impact-contact in a closed-loop robotic chain has been
dynamically modeled. The motion of this system, which comprises rigid links and ideal joints …
dynamically modeled. The motion of this system, which comprises rigid links and ideal joints …