Results 81 to 90 of about 8,613 (260)

Accurate and Anti‐Interference Control of Computer Vision‐Assisted Light‐Driven Liquid Crystal Elastomer Actuator

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This article introduces a computer vision‐assisted control strategy for light‐driven liquid crystal elastomer actuators. Through negative feedback regulation, the liquid crystal elastomer actuator exhibits accurate and stable bending deformation in complex environments.
Wei Zhang   +6 more
wiley   +1 more source

Are Local Heat Transfer Quantities Useful for Predicting the Working Behavior of Different Pulsating Heat Pipe Layouts? A Comparative Study

open access: yesFluids
Despite a continuous effort devoted by the scientific community, a large-scale employment of Pulsating Heat Pipes for thermal management applications is still nowadays undermined by the low reliability of such heat transfer systems.
Luca Pagliarini, Fabio Bozzoli
doaj   +1 more source

Low Reynolds number multiple-time-scale turbulence model and calculations of steady and pulsating shear layers [PDF]

open access: yes
A low Reynolds number multiple-time-scale turbulence model (LMS) and its application to fully developed turbulent channel flows and pulsating pipe flows are presented.
Kim, Sang-Wook
core   +1 more source

Does the fluid elasticity influence the dispersion in packed beds? [PDF]

open access: yes, 1996
Reasons are given why the axial dispersion in a gas flowing through a packed bed may be influenced by the elasticity - or compressibility - of the fluid.
Nijhuis, Niek B.G.   +2 more
core   +2 more sources

Multimodal Locomotion of Soft Robots

open access: yesAdvanced Intelligent Systems, EarlyView.
This review comprehensively surveys recent advances in multimodal locomotion within soft robotics. Typical locomotion modes are summarized and categorized. Furthermore, the underlying mechanisms enabling multimodal locomotion are discussed and classified into three primary categories: active control‐based, reconfiguration‐based, and environment ...
Zihao Yuan   +4 more
wiley   +1 more source

The Influence of Gas-Dynamic Non-Stationarity of Air Flow on the Heat Transfer Coefficient in Round and Triangular Straight Pipes with Different Turbulence Intensities

open access: yesApplied Sciences
Unsteady gas-dynamic phenomena in pipelines of complex configuration are widespread in heat exchange and power equipment. Therefore, studying the heat transfer level of pulsating air flows in round and triangular pipes with different turbulence ...
Leonid Plotnikov, Leonid Osipov
doaj   +1 more source

Combustion and Exhaust Emission Characteristics of Low Swirl Injector [PDF]

open access: yes, 2017
This document is the Accepted Manuscript version of the following article: Yangbo Deng, Hongwei Wu, and Fengmin Su, ‘Combustion and exhaust emission characteristics of low swirl injector’, Applied Thermal Engineering, Vol. 110, pp.
Deng, Y, Su, F, Wu, Hongwei
core   +2 more sources

Numerical Optimization of a Hybrid Cooling System for Lithium‐Ion Battery Packs: PCM‐Assisted and Liquid Cooling Integration

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study proposes a hybrid cooling system design that constructs a phase change material (PCM) filled layer between a liquid cooling jacket and cylindrical battery cells, combining the advantages of efficient liquid cooling and passive temperature control from PCM. The system performance was optimized through numerical simulation.
Yuanyuan Ren   +3 more
wiley   +1 more source

Experimental Investigation on the Thermal Performance of Pulsating Heat Pipe Heat Exchangers

open access: yesEnergies, 2020
In this study, the vertically-oriented pulsating heat pipe (PHP) heat exchangers charged with either water or HFE-7000 in a filling ratio of 35% or 50% were fabricated to exchange the thermal energy between two air streams in a parallel-flow arrangement.
Kai-Shing Yang   +4 more
doaj   +1 more source

Sinusoidal shaped hollow fibers for enhanced mass transfer

open access: yes, 2017
Inducing secondary flows and vortices is known to enhance mass transport. They can be imposed by structured flow channels for instance. In particular, these vortices reduce fouling and concentration polarization.
Breisig, Hans   +3 more
core   +1 more source

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