Results 21 to 30 of about 42,563 (310)

Simulation Study of a New Magnetorheological Polishing Fluid Collector Based on Air Seal

open access: yesApplied Sciences, 2022
Inverted magnetorheological (MR) polishing device mainly use a magnetic sealing ring to collect polishing fluid. This collection method wears the wheel surface of the polishing wheel, affects the surface accuracy of the polishing wheel, and introduces ...
Mingchun Li   +5 more
doaj   +1 more source

Effects of Nozzle Arrangement Strategies on Spray Uniformity in Soybean–Maize Intercropping

open access: yesAgronomy
Soybean–maize intercropping involves the simultaneous planting of maize and soybean. Compound planting sprayers are equipped with a dual-spraying system, particularly for herbicide application, where isolation between crops is essential.
Wei Zhong   +7 more
doaj   +1 more source

Distribuição volumétrica de pontas de pulverização Turbo Teejet 11002 em diferentes condições operacionais Distribution pattern of nozzle TT 11002 under different operational conditions

open access: yesPlanta Daninha, 2005
Este trabalho teve como objetivo determinar a uniformidade de distribuição para a ponta de pulverização TT 11002 em função de espaçamento entre bicos, altura de barra e pressão de trabalho, bem como avaliar a possibilidade de redução do volume de calda ...
F.C.L. Freitas   +5 more
doaj   +1 more source

Structure and arrangement optimization of non-diagenetic gas hydrate jet crushing nozzles based on CFD simulation

open access: yesJournal of Engineering and Applied Science, 2022
To optimize the optimal nozzle structure and multiple nozzle arrangement for hydrate jet crushing and to promote the development of solid fluidization extraction technology for shallow unconformity hydrate in China’s oceans, the submerged jet flow field ...
Xiaoyu Fang   +4 more
doaj   +1 more source

Ultrasound directed self-assembly of filler in continuous flow of a viscous medium through an extruder nozzle for additive manufacturing

open access: yesAdditive Manufacturing Letters, 2023
We use ultrasound directed self-assembly (DSA) to organize filler dispersed in a viscous medium into concentric circle patterns during continuous flow through an extruder nozzle for additive manufacturing.
Alan Felt, Bart Raeymaekers
doaj   +1 more source

Adaptable Tile‐Based Pneumatic Origami through Structurally Coupled Localized Actuation

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents tile‐based pneumatic origami structures with rigid tiles and flexible fabric creases, achieving adaptable properties including morphing shape, selective multistability, and tunable stiffness. Independently pressurized folding bladders at each crease enable structurally coupled localized actuation of origami structures.
Tiantian Li, Jonathan Luntz, Diann Brei
wiley   +1 more source

Using Low Pressure Sprayers [PDF]

open access: yes, 1984
PDF pages:
Huber, Samuel G.
core  

An Inkjet‐Printed Platinum‐Based Temperature Sensing Element on Polyimide Substrates

open access: yesAdvanced Engineering Materials, EarlyView.
An inkjet‐printed, meander‐structured, nanoparticle platinum‐based resistive temperature sensors on polyimide substrates are demonstrated as proof‐of‐concept. Optimized sintering at 250°C enables stable conductive structures. The Pt100‐ and Pt1000‐type sensors exhibit linear resistance–temperature characteristics with stable TCR in the 20°C–80°C range,
Shawon Alam   +6 more
wiley   +1 more source

Experimental study on the hydraulic performance of impact-sprinkler system using aquaculture water for irrigation

open access: yesGuan'gai paishui xuebao
【Background】 Sprinkler irrigation is a widely used technique across various sectors. This study examines the impact of using aquaculture water for irrigation on the hydraulic performance of the 20PY2H impact sprinkler systems.
JIANG Yue   +3 more
doaj   +1 more source

Numerical investigation on the cooling performance of a novel jet cooler design for a supercritical CO2 turbine rotor shaft cooling

open access: yesMechanics & Industry, 2021
Numerical investigation was carried out to study the heat transfer performance for a high-speed rotating cylindrical surface subjected to single row array round jets impingement, under a very small gap spacing.
Li Jun   +5 more
doaj   +1 more source

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