Results 61 to 70 of about 8,216,256 (334)

Optimization Design of the Bucket Lifting Mechanism of Meal and Kitchen Truck based on Genetic Algorithm

open access: yesJixie chuandong, 2017
Taking the bucket lifting mechanism of meal and kitchen truck of a company as research target,the mechanical and hydraulic integration virtual prototype model of bucket lifting mechanism of the meal and kitchen truck is built by the multi-body dynamics ...
Wang Zhongchang
doaj  

Development of Lifting and Propulsion Mechanism for Biped Robot Inspired by Basilisk Lizards

open access: yesAdvances in Mechanical Engineering, 2013
The lifting and propulsion mechanism of a novel biped robot inspired by the basilisk lizard's water-walking function has been developed. The movement trajectories of the Watt-I planar linkage are brought out by combining the movement equations of the ...
Linsen Xu   +4 more
doaj   +1 more source

Analysis of the supporting head fracture of a lifting mechanism [PDF]

open access: yesE3S Web of Conferences, 2019
This paper introduces the working principle of a lifting mechanism and analyzes the end factors of the fault using the fault tree analysis method [1].
Xing-chao WU, Jie Zhang
doaj   +1 more source

Generation of twist on magnetic flux tubes at the base of the solar convection zone

open access: yes, 2012
Using two-dimensional magnetohydrodynamics calculations, we investigate a twist gen- eration mechanism on a magnetic flux tube at the base of the solar convection zone based on the idea of Choudhuri, 2003, Sol.
Hotta, H., Yokoyama, T.
core   +1 more source

Transfer of Energy and Momentum Between Magnetoactive Surface Microstructure and a Solid Object

open access: yesAdvanced Engineering Materials, EarlyView.
We demonstrate that magnetoactive multilamellar arrays subjected to a rotating magnetic field can function as platforms for controlled transport of physical objects. Through systematic experimental investigation, we elucidate the underlying physical mechanisms determining the upper limit of the achievable transportation speed in such magnetic “conveyor‐
Arne Geldof   +9 more
wiley   +1 more source

STUDIES ON OPTIMIZING LIFTING MECHANISMS. EVALUATING THE BEHAVIOR OF A LIFTING MECHANISM AT AN ELEVATOR DURING AN EARTHQUAKE [PDF]

open access: yesAnalele Universităţii "Constantin Brâncuşi" din Târgu Jiu: Seria Inginerie, 2018
To study the vibrations of the elevator, use various models for the lifting mechanism. Calculate the first pulsation using the Veresceaghin method.Evaluating the behavior of a lifting mechanism at an elevator during an earthquake.The anti-vibration ...
Carmen Elisabeta Radu   +2 more
doaj  

An experimental study of the efficiency of optimal control for lifting machines [PDF]

open access: yes, 2019
The article is devoted to the synthesis of optimal speed performance control, in which the Pontryagin maximum principle and the phase-plane method are used to search for switching points of the relay control function.
Anishchenko, Galina   +4 more
core  

Carbon-Oxygen White Dwarfs Accreting CO-Rich Matter I: A Comparison Between Rotating and Non-Rotating Models [PDF]

open access: yes, 2002
We investigate the lifting effect of rotation on the thermal evolution of CO WDs accreting CO-rich matter. We find that rotation induces the cooling of the accreting star so that the delivered gravitational energy causes a greater expansion with respect ...
Amedeo Tornambe   +9 more
core   +3 more sources

3D‐Printed Serial Snap‐Through Architectures for Programmable Mechanical Response

open access: yesAdvanced Engineering Materials, EarlyView.
A serial snap‐through architecture is realized using compact 3D‐printed von Mises truss units arranged in a staged cascade. Their geometry and boundary conditions program multistage mechanical responses with plateaux and re‐hardening regimes. An inverted‐compliance model predicts these behaviors and enables analytical design of programmable force ...
Filipe A. Santos
wiley   +1 more source

MODELING OF MANAGEMENT SYSTEM WITH INERTIAL FORCES COMPENSATION FUNCTIONING ALGORITHMS

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
The analysis results of inertial forces effect on the behavior of cargo and trolley, development and research methods of compensation this forces in anti-sway control systems are presented.
A. V. Pashuk   +2 more
doaj  

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