Results 41 to 50 of about 70,008 (305)

Unsteady Behaviour of the Effervescent Atomizer [PDF]

open access: yesMATEC Web of Conferences, 2020
The effervescent atomizer is a well-established type of the twin-fluid nozzle with internal mixing of fluids. It is popular for the ability to process highly viscous liquids, such as liquid fuels, into a fine spray with low gas consumption.
Mlkvik Marek
doaj   +1 more source

Experimental study of factors influencing the risk of drift from field sprayers Part 2: Spray application technique. [PDF]

open access: yes, 2006
Recently, spray drift and its effects have become an important aspect of risk assessment in the registration process of pesticides in Belgium. In this regulation, drift reducing spray application techniques can be used to reduce buffer zones. The purpose
Baetens, K.   +7 more
core  

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 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

Constant-output atomizer [PDF]

open access: yes, 1983
A constant-output atomizer includes a body which has a generally frustoconical expansion nozzle for producing an air jet when a supply of pressurized air is connected to the nozzle upstream of the throat of the nozzle.
Dea, J. Y.
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

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

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

3D‐Printed Sulfur‐Derived Polymers With Controlled Architectures for Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Rheology‐guided formulation design for direct ink writing enables the fabrication of 3D sulfur copolymer cathodes with controlled architectures for lithium‐sulfur batteries. The printed electrodes exhibit multiscale porosity and high sulfur utilization, delivering enhanced electrochemical performance compared to conventional cast electrodes.
Bin Ling   +7 more
wiley   +1 more source

Low thrust monopropellant engine [PDF]

open access: yes, 1981
The engine has a conventional body and nozzle configuration. The monopropellant fuel is fed into the thruster with dual injection tubes via an injector shell with dual spray jets. The spray jets are positioned generally opposed to each other.
Kuenzly, J. D.
core   +1 more source

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