Results 51 to 60 of about 250,310 (289)

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

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

Electrospun Core–Shell Bioadhesive Nanofiber Sheets Enable Durable Pulmonary Air Leak Sealing Under Wet and Dynamic Conditions

open access: yesAdvanced Healthcare Materials, EarlyView.
A core–shell electrospun nanofiber sheet provides strong adhesion and durable sealing on the wet and dynamic lung surface. The engineered fibrous architecture maintains airtight integrity and offers a potential alternative to fibrin sealants for pulmonary air leak management in thoracic surgery.
Tomohito Okubo   +10 more
wiley   +1 more source

Experimental Study on the Atomization Characteristics of Internal Mixing Dust-Suppression Nozzles with Different Structures

open access: yesTaiyuan Ligong Daxue xuebao
[Purposes] This work is carried out to investigate the impact of different structures on the atomization performances of internal mixing air-assisted atomization nozzles.
SHAO He   +3 more
doaj   +1 more source

Analysis of internal flow and outlet velocity characteristics associated with dust suppression nozzles and their impact on spray field

open access: yesAdvances in Mechanical Engineering, 2019
In order to understand the relationship between nozzle structure and spray field, the present paper conducts velocity-based parametric study on two types of dust suppression nozzles, focusing on the link among nozzle structure, velocity distribution, and
Cuicui Xu   +3 more
doaj   +1 more source

Carrier Volume and Nozzle Effect on 2,4-D and Glufosinate Performances in Hazelnut Sucker Control

open access: yesHortScience, 2020
Hazelnut (Corylus avellana L.) basal sprouts, or suckers, are removed to train trees as a single trunk, facilitating mechanization. Suckers are routinely controlled with herbicides, often by using nozzles that generate fine droplets and spray volumes as ...
Larissa Larocca de Souza   +1 more
doaj   +1 more source

Microfluidic Engineering of Microgels: A Review of Emerging Technologies, Materials, Fabrication Strategies, and Applications

open access: yesAdvanced Healthcare Materials, EarlyView.
Recent advances in microfluidic technologies for microgel fabrication are critically reviewed, highlighting the capabilities and limitations of major microfluidic platforms and discussing how platform design, material selection, and crosslinking strategies influence microgel architecture and functionality. Current challenges and future opportunities in
Afshin Abrishamkar   +6 more
wiley   +1 more source

Effect of Low ALR on the Spray Characteristics of a Pressure-swirl Duplex Nozzle

open access: yesJournal of Applied Fluid Mechanics, 2021
The objective of this study is to investigate the effect of the air-to-liquid ratio (ALR) in a low range on the characteristics of the spray issuing from a pressure-swirl duplex nozzle.
R. A. Dafsari   +3 more
doaj  

Phase‐Engineered MoS2 Quantum Monolayer Catalysts

open access: yesAdvanced Materials, EarlyView.
A new type of catalyst model—phase‐engineered MoS2 quantum‐monolayer catalyst (∼0.8 nm thick, < 6 nm in the lateral size; switchable freely among metallic 1T, semiconducting 2H, and a hybrid phase of metallic‐semiconducting 1T‐2H)—is reported. It can efficiently and stably drive photochemical H2, syngas and ammonia synthesis as a catalyst or co ...
Ruijie Yang   +12 more
wiley   +1 more source

A Laboratory System for Nozzle Spray Analysis [PDF]

open access: yesChemical Engineering Transactions, 2017
Droplet spray spectrum is one of the most important factors affecting the biological efficacy of a phytosanitary treatment and water sensitive papers (WSP) are one of the most widely used tools to asses spray coverage. Aim of this study is to present a low cost laboratory test bench, suitably designed to analyse nozzle sprays according to the procedure
CERRUTO, Emanuele   +4 more
openaire   +2 more sources

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