Results 191 to 200 of about 2,306,049 (216)

Representation of planar kinematic chains with multiple joints based on a modified graph and isomorphism identification

open access: yesMechanism and Machine Theory, 2022
The representation and isomorphism identification of kinematic chains (KCs) with multiple joints are crucial issues to be solved in mechanism research. In this paper, a modified graph—planar face graph (PF graph), is proposed.
Xianwen Kong   +2 more
exaly   +3 more sources

Application of Modified Kinematic Graphs to Analyze the Structures of Passive Relaxation Shock Absorbers

Lecture Notes in Mechanical Engineering
Valeriy Lingur   +2 more
exaly   +2 more sources

Synthesis of a Passive Pressure Reducing Valve Using Modified Kinematic Graphs

2021
Pressure reducing valves are widely used in the industry. The growing requirements for precise pressure control in industrial hydraulic or pneumatic systems, as well as automatic pressure control with maximum energy independence and autonomy of these operations, require the introduction of new design solutions.
Ihor Sydorenko   +4 more
openaire   +1 more source

A modified Hopfield neural networks model for graphs-based kinematic structure design

Engineering with Computers, 2009
Graph theory can be used efficiently for both kinematic and dynamics analysis of mechanical structures. One of the most important and difficult issues in graphs theory-based structures design is graphs isomorphism discernment. The problem is vital for graph theory-based kinematic structures enumeration, which is known to be nondeterministic polynomial ...
Miao Zhang, Ningbo Liao, Chen Zhou
openaire   +1 more source

Structural Analysis of Direct Passive Pressure Reducing Valves Using Modified Kinematic Graphs

2020
Structural analysis is the primary stage in the design of any mechanical system, which completely determines the effectiveness of its application in various fields of technology. One of the most effective tools for solving this problem is graph theory, which provides a convenient device for modeling structural properties of systems and relationships ...
Yiheng Zhang   +4 more
openaire   +1 more source

Multi-part kinematic constraint prediction for automatic generation of CAD model assemblies using graph convolutional networks

open access: yesCAD Computer Aided Design
This paper presents a machine learning-based approach to predict kinematic constraints between CAD models that have potentially never been assembled together before.
Lucas Vergez
exaly   +2 more sources

Modifying the test of understanding graphs in kinematics

2018
In this article, we present several modifications to the Test of Understanding Graphs in Kinematics. The most significant changes are (i) the addition and removal of items to achieve parallelism in the objectives (dimensions) of the test, thus allowing comparisons of students’ performance that were not possible with the original version, and (ii ...
Zavala G.   +4 more
openaire   +1 more source

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