Results 41 to 50 of about 31,166 (292)

Structural design of self-thermal methanol steam reforming microreactor with porous combustion reaction support for hydrogen production

open access: yesInternational journal of hydrogen energy, 2020
To replace the traditional electric heating mode and increase methanol steam reforming reaction performance in hydrogen production, methanol catalytic combustion was proposed as heat-supply mode for methanol steam reforming microreactor.
Tianqing Zheng   +9 more
semanticscholar   +1 more source

Heat exchanger/reactors (HEX reactors): Concepts, technologies: State-of-the-art [PDF]

open access: yes, 2008
Process intensification is a chemical engineering field which has truly emerged in the past few years and is currently rapidly growing. It consists in looking for safer operating conditions, lower waste in terms of costs and energy and higher ...
Bayer   +54 more
core   +1 more source

Model Development and Exergy Analysis of a Microreactor for the Steam Methane Reforming Process in a CFD Environment

open access: yesEntropy, 2019
Steam methane reforming (SMR) is a dominant technology for hydrogen production. For the highly energy-efficient operation, robust energy analysis is crucial.
Zia ur Rahman   +3 more
doaj   +1 more source

Liquid Flow and Mass Transfer Behaviors in a Butterfly-Shaped Microreactor

open access: yesMicromachines, 2021
Based on the split-and-recombine principle, a millimeter-scale butterfly-shaped microreactor was designed and fabricated through femtosecond laser micromachining.
Haicheng Lv   +6 more
doaj   +1 more source

Intensified processes for FAME production from waste cooking oil: a technological review [PDF]

open access: yes, 2013
This article reviews the intensification of fatty acid methyl esters (FAME) production from waste cooking oil (WCO) using innovative process equipment. In particular, it addresses the intensification of WCO feedstock transformation by transesterification,
Aubin, Joelle   +2 more
core   +3 more sources

An Integrated Chemiluminescence Microreactor for Ultrastrong and Long‐Lasting Light Emission

open access: yesAdvancement of science, 2020
A porous metal–organic framework [Ba(H2LLOMe 2−)·DMF·H2O]·2DMF (UPC‐2) (H4LLOMe = 4ʹ,4ʹʹʹ‐(2,3,6,7‐tetramethoxyanthracene‐9,10‐diyl)bis([1,1ʹ‐biphenyl]‐3,5‐dicarbo‐xylic acid N,N‐Dimethylformamide [DMF]), which can act as an excellent chemiluminescence ...
Zhenyu Xiao   +9 more
semanticscholar   +1 more source

Modelling the kinetics of transesterification reaction of sunflower oil with ethanol in microreactors [PDF]

open access: yes, 2013
Transesterification reaction of vegetable oil with ethanol leads to ethyl esters, used to date for applications principally in food and cosmetic industry.
Prat, Laurent E.   +2 more
core   +4 more sources

Microbubbles enhanced synthetic phorbol ester degradation by ozonolysis [PDF]

open access: yes, 2014
A phorbol-12-myristate-13-acetate (TPA) is a synthetic analogue of phorbol ester (PE), a natural toxic compound of Euphorbiaceae plant. The oil extracted from plants of this family is useful source for primarily biofuel.
Kuvshinov, Dmitriy   +2 more
core   +2 more sources

Effect of microchannel aspect ratio on residence time distributions and the axial dispersion coefficient [PDF]

open access: yes, 2009
The effect of microchannel aspect ratio (channel depth/channel width) on residence time distributions and the axial dispersion coefficient have been investigated for Newtonian and shear thinning non-Newtonian flow using computational fluid dynamics.
Aubin, Joelle   +3 more
core   +2 more sources

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

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