Results 1 to 10 of about 37,031 (117)

Parkinson’s Disease Wearable Gait Analysis: Kinematic and Dynamic Markers for Diagnosis

open access: yesSensors, 2022
Introduction: Gait features differ between Parkinson’s disease (PD) and healthy subjects (HS). Kinematic alterations of gait include reduced gait speed, swing time, and stride length between PD patients and HS.
Lazzaro di Biase   +4 more
doaj   +3 more sources

Kinematic and dynamic analysis of walking dynamic balance stability in children with spastic cerebral palsy diplegia [PDF]

open access: yesFrontiers in Bioengineering and Biotechnology
ObjectiveThis study aims to compare biomechanical features during walking between children with spastic cerebral palsy (SCP) and typically developing children, providing evidence to improve walking ability and prevent falls in children with SCP ...
Tingting Ma   +14 more
doaj   +2 more sources

KINEMATIC AND DYNAMIC ANALYSIS OF CAM AND FOLLOWER USING MATLAB [PDF]

open access: yesProceedings on Engineering Sciences, 2022
In this paper, the complete kinematic and dynamic analysis of cam and follower is done and critical angular speed is determined for each design to predict when the follower jumps off the cam.
Branislav Milenković
doaj   +1 more source

Kinematics and Dynamics Analysis of a 3UPS-UPU-S Parallel Mechanism

open access: yesMachines, 2023
In this paper, a two-rotational degrees of freedom parallel mechanism with five kinematic subchains (3UPS-UPU-S) (U, P, and S stand for universal joints, prismatic joints, and spherical joints) for an aerospace product is introduced, and its kinematic ...
Jing-Shan Zhao   +2 more
doaj   +1 more source

Kinematic and Dynamic Simulation Analysis of Modified Conventional Beam Pumping Unit

open access: yesEnergies, 2022
The large net torque fluctuations in the reducer output shafts of conventional beam pumping units and the existence of negative torque are the decisive factors that lead to their low efficiency and high energy consumption. This study developed a positive
Jinchao Xu, Wei Li, Siyuan Meng
doaj   +1 more source

Kinematic and Dynamic Modelling for a Class of Hybrid Robots Composed of m Local Closed-Loop Linkages Appended to an n-Link Serial Manipulator

open access: yesApplied Sciences, 2020
Recently, more and more hybrid robots have been designed to meet the increasing demand for a wide spectrum of applications. However, development of a general and systematic method for kinematic design and dynamic analysis for hybrid robots is rare.
Anh My Chu   +5 more
doaj   +1 more source

Engineering Design, Kinematic and Dynamic Analysis of High Lugs Rigid Driving Wheel, a Traction Device for Conventional Agricultural Wheeled Tractors

open access: yesAgriculture, 2023
Traction failure on loose terrain is common in conventional agricultural wheeled tractors due to poor traction ability and lower power transfer efficiency of drive wheels, which leads to excessive energy consumption and soil compaction in agriculture. To
Hafiz Md-Tahir   +8 more
doaj   +1 more source

Kinematics of Mechanical Systems by Dynamic Geometry

open access: yesMathematics, 2022
The advancement of technology influenced the development of mechanical and mechatronic systems. This article presents the integration of new technologies into traditional mechanics.
Gabriel Ciobanu, Dănuţ Rusu
doaj   +1 more source

Kinematic and Dynamic Analysis of New Polar Positioning System Dedicated to Mechatronic Laser Glass Engraving System

open access: yesInternational Journal of Applied Mechanics and Engineering, 2014
Analytical formulas describing the kinematics and dynamics of a multibody system of a new polar positioning system dedicated to mechatronic laser glass or other transparent dielectrics engraving system will be presented in this work.
R. Trochimczuk
doaj   +1 more source

Modal Kinematic Analysis of a Parallel Kinematic Robot with Low-Stiffness Transmissions

open access: yesRobotics, 2021
Several industrial robotic applications that require high speed or high stiffness-to-inertia ratios use parallel kinematic robots. In the cases where the critical point of the application is the speed, the compliance of the main mechanical transmissions ...
Paolo Righettini   +2 more
doaj   +1 more source

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