Results 51 to 60 of about 19,696 (299)

Design and Simulation of Rotating Spray Nozzles for Greenhouse Hanging Track Spray Robots

open access: yesApplied System Innovation
This paper addresses deficiencies in existing spray carts and suspended sprayers regarding operational scenarios, spray coverage, versatility, and wall film thickness adjustment by designing a rail-mounted rotating nozzle application robot.
Siyi He, Jialin Yu, Yong Chen
doaj   +1 more source

Experimental Studies on the Spraying Pattern of a Swirl Nozzle for Coal Dust Control

open access: yesApplied Sciences, 2018
The experimental and numerical studies were performed to understand the atomization mechanism of pressure spray of a swirl nozzle. The design and performance parameters such as spray cone angle, velocity of particles, spray pressure, and Sauter Mean ...
Guijun Gao, Changjiang Wang, Ziming Kou
doaj   +1 more source

Computational fluid dynamic simulation of a pulse-width modulated spray nozzle

open access: yesJournal of Agricultural Engineering, 2021
Computational fluid dynamics (CFD) is a useful tool used by engineers in many industries to study fluid flow. A relatively new industry to adopt the use of CFD is the agricultural industry.
Zachary Chapman, Jeffrey Doom
doaj   +1 more source

A Super‐Adhesive Air Filter With Capillarity‐Mediated Spontaneous Particle Absorption via Dynamic Bond Exchange

open access: yesAdvanced Materials, EarlyView.
We address the inherently weak particle adhesion of conventional air filters by coating a dynamically crosslinked adhesive layer that delivers capillarity‐driven strong adhesion and particle absorption mediated by dynamic bond exchange. The resulting enhancement in particle adhesion enables efficient ultrafast (up to 20 m s−1) and omnidirectional ...
Junyong Park   +11 more
wiley   +1 more source

Improvement of spray characteristics of injection nozzle for direct injection Diesel engine

open access: yesNihon Kikai Gakkai ronbunshu, 2017
It is important to improve spray characteristics of an energy conversion engine in order to reduce carbon dioxide and exhaust gas emission. The purpose of this study is to design and develop high-dispersion injection nozzle for direct injection Diesel ...
Nobushige TAMAKI   +2 more
doaj   +1 more source

Overcoming Printing and Interfacial Challenges in Liquid Metal Direct Writing for Integrated Stretchable Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
Liquid metal direct writing is advanced from a technological and fundamental point. Utilizing a kinematic bed, printing on large surfaces with irregularities is enabled. Furthermore, a pressure‐driven flow during printing is discovered that affects the thickness of traces.
Maximilian Krack   +15 more
wiley   +1 more source

Effect of nozzle spray distance on the secondary cooling uniformity of continuous casting billet

open access: yes工程科学学报, 2020
In the secondary cooling zone of continuous casting, the cooling uniformity of the billet largely depends on water flux distribution and is closely related to crack formation.
Yan-shen HAN   +5 more
doaj   +1 more source

Design and fabricate of micro spray nozzle [PDF]

open access: yes, 2012
This report shows the design and fabricate of a micro spray nozzle. The objective of the report is to design and fabricate a micro spray nozzle. This report also described the micro spray nozzle which is available among the lecturer or tester or maybe a ...
Muhammad Syafiq, Razali
core  

Parametric study on spray cooling system for optimising nozzle design with pre-cooling application in natural draft dry cooling towers

open access: yes, 2016
Pre-cooling of inlet air with water spray is proposed for performance enhancement of natural draft dry cooling towers (NDDCTs) during high ambient temperature periods.
He, Suoying   +4 more
core   +1 more source

Characterization of Droplet Formation in Ultrasonic Spray Coating: Influence of Ink Formulation Using Phase Doppler Anemometry and Machine Learning

open access: yesAdvanced Materials Technologies, EarlyView.
This study explores how machine learning models, trained on small experimental datasets obtained via Phase Doppler Anemometry (PDA), can accurately predict droplet size (D32) in ultrasonic spray coating (USSC). By capturing the influence of ink complexity (solvent, polymer, nanoparticles), power, and flow rate, the model enables precise droplet control
Pieter Verding   +5 more
wiley   +1 more source

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