Results 21 to 30 of about 27,807 (300)

Motion Planning of a Triple-Link Robotic System

open access: yesEngineering Proceedings, 2022
The Robogymnast is a complex system formed from a triple-inverted pendulum and mimics the action of a gymnast as they hang by their hands from a high bar and perform progressive upswings to eventually rotate completely around the bar.
Bdereddin Abdul Samad   +2 more
doaj   +1 more source

An Investigation of Various Controller Designs for Multi-Link Robotic System (Robogymnast)

open access: yesKnowledge, 2022
An approach to controlling the three-link Robogymnast robotic gymnast and assessing stability is proposed and examined. In the study, a conventionally configured linear quadratic regulator is applied and compared with a fuzzy logic linear quadratic ...
Bdereddin Abdul samad   +3 more
doaj   +1 more source

Complexity of magnetization and magnetic simplification

open access: yesPhysical Review D, 2023
We use the complexity=volume (CV) prescription to study the effect of a magnetic field on the computational complexity for states in the gauge theories dual to two different gravitational models. In one of these theories the complexity increases with the intensity of the magnetic field, while in the other a more interesting behavior is discovered ...
Daniel Ávila   +2 more
openaire   +2 more sources

Impulse Magnetized Magnetic Screws [PDF]

open access: yesIEEE Transactions on Magnetics, 2019
This paper is an investigation in the performance of two types of magnetic screws (MSs). The first is the magnet to magnet and consists of permanent magnet (PM) nut and PM screw and the second is a magnet to reluctance and consists of PM nut and a double-start reluctance screw.
Mohamed, H.M., Atallah, K.
openaire   +2 more sources

A case of ingested multiple magnetic beads: the importance of suspicion based on medical history [PDF]

open access: yesPediatric Emergency Medicine Journal, 2020
We report a 33-month-old boy who presented to the emergency department with mild periumbilical abdominal pain lasting for 3 days. A plain abdominal radiograph showed 7 magnetic beads, which were located possibly in the small intestine without a free air.
Kwang Yeon Kim
doaj   +1 more source

Benefits of Waveform Relaxation Method and Output Space Mapping for the Optimization of Multirate Systems [PDF]

open access: yes, 2014
We present an optimization problem that requires to model a multirate system, composed of subsystems with different time constants. We use waveform relaxation method in order to simulate such a system.
CLENET, Stephane   +3 more
core   +1 more source

ORIENTATION AND THERMAL STABILITY OF ADVANCED RECORDING MEDIA [PDF]

open access: yes, 2013
This study is focused on the characterisation of advanced perpendicular recording media. In particular, the distribution of the effective easy axis orientation and the effect of silica (SiO2) content on the magnetic properties have been investigated via ...
Chureemart, Jessada
core   +6 more sources

Magnet Shape Optimization to Reduce Pulsating Torque for a Five-Phase Permanent-Magnet Low-Speed Machine [PDF]

open access: yes, 2014
The author would like to thank S. Djebarri from the Research Institute of Naval Academy for his help with computing the machines with FEA program FEMM and F.
SCUILLER, Franck
core   +1 more source

Research on the orientation structure of permanent ferrite multi-polar magnet ring

open access: yes上海师范大学学报. 自然科学版, 2019
The Halbach array structure was innovatively applied to the orientation structure of the injection mold of the anisotropic ferrite multi-polar magnet ring for the contrastive study of the ordinary radial oriented structure and Halbach array oriented ...
CHEN Wei, WANG Yunxiang, LI Gang
doaj   +1 more source

Characterization of Permanent Magnet Magnetization [PDF]

open access: yesIEEE Transactions on Magnetics, 2017
The performances of electrical machines highly depend on the behavior of materials, such as steel, copper, and permanent magnet. This paper focuses on permanent magnets whose magnetization must be precisely known. Thus a non-destructive approach which includes a combination of experiments and inverse problem, using the magnetostatic moment method, is ...
Laure Arbenz   +4 more
openaire   +2 more sources

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