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1701
Relationships between Running Biomechanics, Hip Muscle Strength, and Running-Related Injury in Female Collegiate Cross-country Runners
Published 2022-10-01“…Independent t-tests were used to determine mean differences between injured and non-injured runners for hip abductor muscle strength and selected running kinematics. Pearson correlation coefficients were calculated to examine relationships between hip muscle performance and kinematic variables…”
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1702
MODELING ANALYSIS OF A SPATIAL 3T CABLE-DRIVEN PARALLEL ROBOT
Published 2015-01-01“…Based on the inverse kinematics,the ideal curves of cables’ length have been reached. …”
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1703
Configuration Reconfigurable Design and Experimental Study of Controllable 5R Planar Parallel Mechanism
Published 2016-01-01“…Abstract Taking the controllable 5R planar parallel mechanisms( PPM) as the study object,combining its engineering application,the kinematic model is established,and the full-information parameter modeling method of configuration transformation and movement characteristic analysis integration is proposed.Based on the bottom-up configuration design method,the model of bar-pair,kinematic sub-chain,main configuration are established. …”
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1704
Reconstruction of Riser Profiles by an Underwater Robot Using Inertial Navigation
Published 2012-01-01“…This paper proposes a kinematic model and an inertial localization system architecture for a riser inspecting robot. …”
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1705
Study on the Analyzing and Simulating Method of Workspace of Force Reflecting Main Manipulator
Published 2016-01-01“…As a crucial kinematics index for main manipulator performance,the workspace needs to be considered in design,control and application,it represents the main manipulator action range,and the working performance of main manipulator is discussed from the aspects of geometry. …”
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1706
Design and Coupling Dynamics Research of a Single-drive Multi-mode Flapping-wing Aircraft
Published 2023-11-01“…Aiming at the problems of single flapping wing movement mode and low flight flexibility and stability of flapping-wing aircraft, a single-drive multi-mode flapping-wing aircraft based on the space linkage mechanism is designed. The kinematic model of the flapping-wing aircraft is established, and the driving mechanism is analyzed by Matlab and Adams co-simulation, and the kinematic characteristics of the flapping-wing aircraft is obtained by comparison. …”
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1707
Some Considerations about the Rotating Cell Structure
Published 2009-01-01“…The complete flow field measurements will allow to obtain a complete cinematic description of the cell.…”
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1708
Dynamics Analysis of Spatial Parallel Mechanism with Irregular Spherical Joint Clearance
Published 2019-01-01“…Clearances caused by machining accuracy and assembly requirements are regular, but they will be irregular due to the wear of the kinematic pairs. At present, there are few studies on wear of space kinematic pairs. …”
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1709
Cooperative Space Analysis and Simulation of Multi Manipulator
Published 2022-02-01“…The standard D-H parameter method is used to establish the coordinate system, the kinematics model of the robot is established in Matlab, and the forward kinematics equation of the robot is obtained. …”
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1710
Type Synthesis of 3R2T Hybrid Robot Mechanisms based on Serial-opened-chain Unit
Published 2015-01-01“…Firstly,type synthesis of 3T2 R 5- DOF serial mechanism with single- opened- chain is classified based on the screw theory,then the type synthesis of 3T2 R hybrid mechanisms are accomplished by regarding parallel mechanism as a complex kinematic unit and replacing an equal DOF kinematic chain limb in lower- mobility serial mechanism with single- opened- chain limb. …”
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1711
Design and Analysis of Upper Limb Rehabilitation Robots with Fully-actuated Shoulder Joints
Published 2022-10-01“…Firstly, based on the principles of ergonomics and rehabilitation medicine, the degree of freedom of the upper limbs and the range of motion of each joint are determined, and the structure of the upper limb rehabilitation robot is designed. Secondly, the kinematics model of the upper limb rehabilitation robot is established and the kinematics equation is derived. …”
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1712
Elastic Dynamics Modeling and Characteristic Analysis of a 3T Isotropy Parallel Mechanism
Published 2019-05-01“…Firstly, according to the structure of the parallel mechanism, its kinematics characteristics are analyzed. Secondly, by using the elastic dynamics model of the space beam element, the Lagrange equation, the finite element theory and the kinematics and dynamics constraints of each branch chain, the elastic dynamics equations of the three branches are established under the flexible deformation condition, and the solution is solved based on the Newmark method. …”
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1713
Design and Workspace Analysis of Cable-rod Hybrid Drive Parallel Mechanism
Published 2020-07-01“…A new type of cable-rod hybrid drive parallel mechanism is proposed,and the overall device model is built in SolidWorks. The inverse kinematics model of the mechanism is derived by using the space vector analysis method. …”
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1714
Redesign of Conjugate Cam of Rotation Variable Speed Mechanism of Electronic Dobby
Published 2018-01-01“…From the angle of the kinematics design,based on the theoretically derivate conjugate cam contour line of mathematic model,the conjugate cam curve equation is redesigned,the equation is solved numerically and the theoretical conjugate cam contour curve is reached out. …”
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1715
Performance Analysis of a Five-axis Linkage Hybrid Machine Tool
Published 2019-02-01“…Based on the constraint of rod length in parallel modules, the kinematics model in machining process is established. …”
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1716
Violence et vision : The Dynasts de Thomas Hardy
Published 2007-03-01“…The « mental spectator » both witnesses the violence of the war and experiences it directly, as Hardy shatters the traditional notions of perspective and point of view in a cinematic and highly innovative way.…”
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1717
Transformation of motion and force flow in drive mechanism with minimal side reaction in the translational pair
Published 2018-06-01“…To solve this problem, the fundamental position of mechanics about the addition of the motion of a rigid body is used and it is proved that with the recommended proportions of the kinematic dimensions of the drive links, the trajectory of the pin of the crank being a hypocycloid degenerates into a straight line, which provides the necessary power properties of the kinematic chain of the mechanical drive…”
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1718
Position Control of a 3-CPU Spherical Parallel Manipulator
Published 2013-01-01“…The relative simplicity of machine kinematics allowed to test algorithms requiring the closed-loop evaluation of both inverse and direct kinematics; the compensation of gravitational terms has been experimented as well.…”
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1719
Underactuated Spatial Mechanism of Vehicle Door Latch with Force Constraint
Published 2021-11-01“…By adding a torsion spring force constraint to the kinematic pair of the mechanism,the flexibility and stability of the mechanism are ensured. …”
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1720
Development and Motion Testing of a Robotic Ray
Published 2015-01-01“…The influence of various kinematic parameters and morphological parameters on the average propulsion velocity of the propulsor was analyzed. …”
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