Results 51 to 60 of about 2,928 (184)

Hexapod Locomotion Across Structured and Unstructured Terrains: A Data‐Driven Review of Modeling, Control, and Validation

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT The design of a hexapod is complex and requires integration between kinematic models, control systems, and sensing. Existing literature has reviewed these sub‐systems in isolation. Since 2021, there has been no review of the field despite significant advancements in soft soil, lunar traversal, and artificial intelligence.
Akhil Rampersad, Bashan Naidoo
wiley   +1 more source

Deep-subwavelength and hydrostatic-pressure-resistant meta-absorber for broadband low-frequency underwater sound

open access: yesApplied Physics Express
By embedding center-supported graded-circular-plates (CS-GCPs) into an elastomer, a deep-subwavelength and hydrostatic-pressure-resistant meta-absorber was designed and manufactured for sound absorption (SA) under hydrostatic pressure.
Yanni Zhang   +4 more
doaj   +1 more source

Live‐Line Work on High‐Voltage Transmission Overhead Lines: From FRP Flashover to Air‐Gap Breakdown Physics and Emerging Technologies

open access: yesHigh Voltage, EarlyView.
ABSTRACT This paper presents a comprehensive review of live‐line work on high‐voltage transmission overhead lines, with a focus on insulation performance, air‐gap breakdown and discharge physics under realistic operating conditions. This review primarily covers journal publications from approximately 2014 to 2026, with emphasis on recent developments ...
Mona Ghassemi, Masoud Farzaneh
wiley   +1 more source

Evolution of the DeNOC-based dynamic modelling for multibody systems [PDF]

open access: yesMechanical Sciences, 2013
Dynamic modelling of a multibody system plays very essential role in its analyses. As a result, several methods for dynamic modelling have evolved over the years that allow one to analyse multibody systems in a very efficient manner.
S. K. Saha, S. V. Shah, P. V. Nandihal
doaj   +1 more source

Unraveling authoritarian reform decision‐making: A metacognitive–subcognitive model

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract Recent research indicates that state reforms in East and Southeast Asia have been predominantly top‐down and authoritarian‐led. However, this significant observation implicitly relies on important assumptions about authoritarian decision‐making behavior and psychology that remains understudied.
Eugene Yu Ji
wiley   +1 more source

Applied mathematics analysis of the multibody systems

open access: yesAIP Conference Proceedings, 2012
A methodology is developed for the analysis of the multibody systems that is applied on the vehicle as a case study. The previous study emphasizes the derivation of the multibody dynamics equations of motion for bogie [2]. In this work, we have developed a guide-way for the analysis of the dynamical behavior of the multibody systems for mainly ...
Sahin, H., Kar, A. K., Tacgin, E.
openaire   +3 more sources

Wear prediction for dry revolute joint with clearance in multibody system by integrating dynamics model and wear model

open access: yesLatin American Journal of Solids and Structures
This work presents an investigation on wear prediction of multibody system including dry revolute clearance joint using a computational methodology. A procedure to analyze multibody system in which wear is present at revolute joints is presented.
Z.F. Bai, H.B. Zhang, Y. Sun
doaj   +1 more source

Standing on a common ground: a comparison of static stability approaches for pallet loading

open access: yesInternational Transactions in Operational Research, Volume 34, Issue 1, Page 501-527, January 2027.
Abstract At the practical level, the static stability constraint is one of the most important constraints in practical pallet loading problems, such as air cargo palletizing. Approaches to modeling static stability, which range from base support and mechanical equilibrium calculations to physical simulation, differ in workflow, focus, and assumptions ...
Philipp G. Mazur   +3 more
wiley   +1 more source

Maggi’s Equations Used in the Finite Element Analysis of the Multibody Systems with Elastic Elements

open access: yesMathematics, 2020
The main method used to determine the equations of motion of a multibody system (MBS) with elastic elements is the method of Lagrange’s multipliers.
Sorin Vlase   +2 more
doaj   +1 more source

On the Design of Model Predictive Setpoint Controllers for Nonholonomic Multibody Systems

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 4, December 2026.
ABSTRACT Systems subject to constraints that are not integrable to position‐level constraints pose significant challenges for setpoint control. In particular, conventional linearization techniques may fail to yield controllable approximations, since certain directions of motion are only accessible through higher‐order interactions of the control inputs.
Mario Rosenfelder   +2 more
wiley   +1 more source

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