Results 61 to 70 of about 113 (105)

Numerical Modeling and Analysis of Pendant Installation Method Dynamics Using Absolute Nodal Coordinate Formulation

open access: yesApplied Sciences
Accurately simulating the deployment process of coupled systems in deep-sea environments remains a significant challenge. This study employs the Absolute Nodal Coordinate Formulation (ANCF) to dynamically model and analyze multi-body systems based on the
Yongkang Chen, Shiping He, Xinhao Luo
doaj   +1 more source

Contact Dynamics of a Rotary Drillstring System in Elliptical Wellbores

open access: yesMachines
As drilling depths continue to increase in oil and gas operations, the associated downhole environment has grown more complex. Data from recent field measurements reveals significant differences between the major and minor axes of the wellbore cross ...
Haiquan Li   +5 more
doaj   +1 more source

Reduced order modeling and model order reduction for continuum manipulators: an overview. [PDF]

open access: yesFront Robot AI, 2023
Sadati SMH   +3 more
europepmc   +1 more source

The Development of a Robust Rigid–Flexible Interface and Continuum Model for an Elephant’s Trunk Using Hybrid Coordinate Formulations

open access: yesApplied System Innovation
The goal of this study was to construct a mathematical and computational model that accurately represents the complex, flexible movements and mechanics of an elephant’s trunk.
Ahmed Ghoneimy   +3 more
doaj   +1 more source

A computational framework for drop time assessment of a control element assembly under fuel assembly deformations with fluid-structure interaction and frictional contact

open access: yesNuclear Engineering and Technology
This paper presents a computational framework for drop time assessment of a control element assembly (CEA) under fuel assembly (FA) deformations. The proposed framework consists of three key components: 1) finite element modeling of CEA, 2) fluid ...
Dae-Guen Lim   +3 more
doaj   +1 more source

An effective nonlinear dynamic formulation to analyze grasping capability of soft pneumatic robotic gripper

open access: yesInternational Journal of Smart and Nano Materials
Soft pneumatic robotic grippers have found extensive applications across various engineering domains, which prompts active research due to their splendid compliance, high flexibility, and safe human-robot interaction over conventional stiff counterparts.
Qiping Xu   +4 more
doaj   +1 more source

Dynamic Behavior and Libration Control of an Electrodynamic Tether System for Space Debris Capture

open access: yesApplied Sciences
This study focuses on the dynamic responses and libration angle control of an electrodynamic tether (EDT) system with a flexible tether that was designed for space debris capture.
Woojae Jang   +3 more
doaj   +1 more source

Model Order Reduction for Rigid–Flexible–Thermal Coupled Viscoelastic Multibody System via the Modal Truncation with Complex Global Modes

open access: yesActuators
A spacecraft is a typical rigid–flexible–thermal coupled multibody system, and the study of such rigid–flexible–thermal coupled systems has important engineering significance.
Qinglong Tian   +3 more
doaj   +1 more source

Dynamic Modeling and Analysis of a Flying–Walking Power Transmission Line Inspection Robot Landing on Power Transmission Line Using the ANCF Method

open access: yesApplied Sciences
To enhance the safety of hybrid inspection robots (HIRs) landing on power transmission lines (PTLs) with inclination and flexibility, this research derives a coupled dynamic model for a developed flying–walking power transmission line inspection robot ...
Wenxing Jia   +6 more
doaj   +1 more source

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