Results 11 to 20 of about 8,436 (258)

A 3-D multiphase model of proton exchange membrane electrolyzer based on open-source CFD

Digital Chemical Engineering, 2021
In this study, a 3-D multiphase model of the proton exchange membrane (PEM) electrolyzer is developed on an open-source computational fluid dynamics (CFD) platform, OpenFOAM.
Yifan Xu, Guobin Zhang, Lizhen Wu, Zhiming Bao, Bingfeng Zu, Kui Jiao   +5 more
doaj   +1 more source

Deformation Study of Lean Methane-Air Premixed Spherically Expanding Flames under a Negative Direct Current Electric Field

Energies, 2016
This paper compares numerical simulations with experiments to study the deformation of lean premixed spherically expanding flames under a negative direct current (DC) electric field.
Chao Li, Xiaomin Wu, Yiming Li, Juncai Hou   +3 more
doaj   +1 more source

Preparation and tribological property of nano-G/Fe₃O₄ composites

Cailiao gongcheng, 2021
Graphene loaded ferric oxide (G/Fe3O4) composites were prepared by chemical modification using graphene and nano-Fe3O4 as raw materials. The composites were characterized by transmission electron microscope, X-ray diffractometer and Fourier infrared ...
YANG Li-he, CHEN Xu-wang, ZHANG Jian-guo, SUN Yu-de   +3 more
doaj   +1 more source

Experimental and Numerical Study of Jet Controlled Compression Ignition on Combustion Phasing Control in Diesel Premixed Compression Ignition Systems

Energies, 2014
In order to directly control the premixed combustion phasing, a Jet Controlled Compression Ignition (JCCI) for diesel premixed compression ignition systems is investigated.
Qiang Zhang, Wuqiang Long, Jiangping Tian, Yicong Wang, Xiangyu Meng   +4 more
doaj   +1 more source

Combustion Performance and Emission Characteristics of a Diesel Engine Using a Water-Emulsified Heavy Fuel Oil and Light Diesel Blend

Energies, 2015
Using low price heavy fuel oil (HFO) in high-speed diesel engines is a practical way to reduce running costs. However, most high-speed diesel engines’ fuel systems and combustion systems cannot adapt to HFO.
Liyan Feng, Baoguo Du, Jiangping Tian, Wuqiang Long, Bin Tang   +4 more
doaj   +1 more source

Evaluation of Motorcycles’ Handling and Stability Under Slalom Conditions

Machines
Handling and stability are crucial performance characteristics of motorcycles. However, handling and stability are always in opposition, which leads to difficulty in evaluating the comprehensive performance of a motorcycle.
Haoxuan Sun, Yan Yan, Jianjun Liu, Xu Liu, Lipeng Zhang, Chuntao Shi   +5 more
doaj   +1 more source

Research and Development of Miniaturized Fuel Evaporation Closed Chamber for Motorcycle

MATEC Web of Conferences, 2016
With the increasingly serious environmental pollution, pollution emissions of motorcycles had gradually been concerned in all developed countries. But the fuel evaporative emissions had not attracted sufficient attention and its test equipment was far ...
Hong Bin, Zhu Di, Wang Hongmei
doaj   +1 more source

Effects of hexagonal boron nitride based nanofluid on the tribological and performance, emission characteristics of a diesel engine: An experimental study

Engineering Reports, 2020
In recent years, nanoparticles have attracted researchers attention due to its wear and friction reduction characteristics in lubricating oil. Hence, it is of utmost importance to consider nanoparticles additive in the lube oil and study its impact on ...
Sangharatna M. Ramteke, H. Chelladurai
doaj   +1 more source

Smarter Sensors Through Machine Learning: Historical Insights and Emerging Trends across Sensor Technologies

Advanced Functional Materials, EarlyView.
This review highlights how machine learning (ML) algorithms are employed to enhance sensor performance, focusing on gas and physical sensors such as haptic and strain devices. By addressing current bottlenecks and enabling simultaneous improvement of multiple metrics, these approaches pave the way toward next‐generation, real‐world sensor applications.
Kichul Lee, Osman Gul, Yeongjae Kwon, Jaeseok Jeong, Seokjoo Cho, Jihyeon Ahn, Jehee Yu, Cheolmin Kim, Donho Lee, Hyeonseok Han, Byeongju Lee, Jungrak Choi, Ji‐Hwan Ha, Yongrok Jeong, Kyungnam Kang, Ali Javey, Junseong Ahn, Inkyu Park   +17 more
wiley   +1 more source

Pore Size Effects of Mesoporous N‐Doped Carbon Nanospheres as Advanced Support Material on the Activity of Molybdenum Sulfide Catalysts for the Hydrogen Evolution Reaction

Advanced Functional Materials, EarlyView.
By tuning the pore size of mesoporous N‐doped carbon (MPNC) nanospheres as support material for molybdenum sulfide, the electrochemical activity of the composite material for the hydrogen evolution reaction can be optimized. An ideal MPNC pore size of 60 nm allows a high number of molybdenum sulfide active sites while maintaining efficient proton and ...
Niklas Ortlieb, Christian Völker, Lars Guggolz, Anna Fischer   +3 more
wiley   +1 more source