Results 161 to 170 of about 37,520 (314)

Preparation, Component Identification, and Antioxidant Activity of Anthocyanins From Punica granatum “Tunisia”

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
The preparation for Tunisian pomegranate anthocyanin extract. The molecular mechanisms underlying the antioxidant effects of these compounds were investigated using network pharmacology and molecular docking. Antioxidant activity was evaluated through DPPH, ABTS, and FRAP assays, whereas the effects on oxidative stress and inflammation were examined in
Jing Zhang   +6 more
wiley   +1 more source

Integrated fluidized bed combustor and Stirling engine for micro-scale cogeneration

open access: yes, 2018
The paper deals with the direct integration between a Stirling engine and a fluidized bed combustor for micro-scale cogeneration. A pilot-scale facility integrating a fluidized bed combustor (up to 60 kWt) and a -type Stirling engine (0.5 kWe) was set up
Massimo Urciuolo   +5 more
core  

Theoretical Analysis and Experimental Research of the Bed Pressure Drop in Vibrated Fluidized Bed

open access: yes工程科学与技术, 2007
:A mathematical model was proposed to predict the pressure drop of vibrated fluidized bed based on the physical significance of the pressure drop of the bed.
doaj  

Challenges and enablers in fluidization technology

open access: yesAIChE Journal, EarlyView.
Abstract Gas–solid fluidized beds provide excellent heat and mass transfer for high‐throughput operations from coating to catalytic conversion and underpin emerging low‐carbon technologies. Yet industrial reliability, scale‐up, and control lag scientific understanding, particularly as finer, stickier, and more variable feedstocks increasingly challenge
J. Ruud van Ommen, Jia Wei Chew
wiley   +1 more source

Magnetic field‐assisted concentration swing adsorption for CO2 capture over Fe3O4/fibrous nanosilica‐PEI adsorbent

open access: yesAIChE Journal, EarlyView.
Abstract Magnetic field‐assisted concentration swing adsorption (CSA) provides an electrification‐compatible alternative to conventional temperature swing adsorption (TSA) by enabling rapid heating/cooling and energy‐efficient regeneration under near‐isothermal conditions, thereby eliminating the need for sensible heat input.
Xiaohao Jia, Fateme Rezaei
wiley   +1 more source

GAS MIXING IN BUBBLING FLUIDIZED BED COMBUSTORS: HYDRODYNAMICS AND MACROMIXING ASSOCIATED WITH BUBBLE BURSTING AT THE BED SURFACE

open access: yes, 2003
Gas-mixing phenomena may play a significant role in fluidized bed combustion of solid fuels. Issues associated with gas mixing include: a) effectiveness of mass transfer between the bubble and the emulsion phases in the bed; b) degree of mixing between ...
SALATINO, PIERO   +3 more
core  

Perimeter‐intensified inverse Zr‐Co oxygen carrier for biomass chemical‐looping gasification with high CO selectivity

open access: yesAIChE Journal, EarlyView.
Abstract Chemical‐looping gasification (CLG) offers a promising route for renewable biomass valorization, yet conventional oxygen carrier regeneration with O₂/H₂O is energy‐intensive and often produces low‐quality syngas. Here, we develop an inverse ZrO2/Co3O4 oxygen carrier that enables selective biochar oxidation and efficient lattice‐oxygen transfer
Junling Gao   +9 more
wiley   +1 more source

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