Results 21 to 30 of about 157,504 (261)

Saponification reaction system: a detailed mass transfer coefficient determination

open access: yesActa Chimica Slovenica, 2015
The saponification of an aromatic ester with an aqueous sodium hydroxide was studied within a heterogeneous reaction medium in order to determine the overall kinetics of the selected system. The extended thermo-kinetic model was developed compared to the
Darja Pečar, Andreja Goršek
doaj   +1 more source

Ozone mass transfer and kinetics experiments [PDF]

open access: yes, 1981
Experiments were conducted at the Hanford Site to determine the most efficient pH and temperature levels for the destruction of complexants in Hanford high-level defense waste.
Beary, M. M., Bollyky, L. Joseph
core   +1 more source

Supercritical Fluid Extraction Kinetics of Cherry Seed Oil: Kinetics Modeling and ANN Optimization

open access: yesFoods, 2021
This study was primarily focused on the supercritical fluid extraction (SFE) of cherry seed oil and the optimization of the process using sequential extraction kinetics modeling and artificial neural networks (ANN).
Ivana Dimić   +5 more
doaj   +1 more source

Experimental investigation for water adsorption characteristics on functionalized MIL-125 (Ti) MOFs: enhanced water transfer and kinetics for heat transformation systems

open access: yes, 2022
Employing adsorption technology, metal organic frameworks (MOFs) are found promising to generate cooling, heating, and desalinated water with zero or negligible carbon footprint. In this article, we present various functional groups namely hydroxyl (-OH),
Chakraborty, Anutosh, Han, Bo
core   +1 more source

Carbon Dioxide Absorption in Packed Column in Non-Newtonian Fluid

open access: yesTikrit Journal of Engineering Sciences, 2010
Absorption of carbon dioxide into carbonate solution (Na2CO3) with PAM (non-Newtonian fluid) has been performed in a countercurrent packed column (0.075m i.d. ×1.25 m height) packed with glass Raschig rings (1×1cm) to a depth of 1m.
Farah T. Jasim   +2 more
doaj   +1 more source

Mass transfer in fluidized bed drying of moist particulate [PDF]

open access: yes, 2011
Bubbling fluidized bed technology is one of the most effective mean for interaction between solid and gas flow, mainly due to its good mixing and high heat and mass transfer rate. It has been widely used at a commercial scale for drying of grains such as
Yassir T. Makkawi   +4 more
core   +1 more source

Membrane Gas Absorbers for H2S Removal - Design, Operation and Technology Integration into Existing Odour Treatment Strategies. [PDF]

open access: yes, 2005
A hollow fibre (HF) polypropylene membrane gas absorber was investigated for the removal of hydrogen sulphide (H2S) from gas streams. Gas concentrations between 25-2010 ppmV were fed into the shell side of a membrane module whilst water-NaOH solutions
Jefferson, Bruce   +12 more
core   +1 more source

Kinetics of Propane Hydrate Formation in Agitated Reactor: A Mass Transfer Approach [PDF]

open access: yesIranian Journal of Chemical Engineering, 2017
Understanding the kinetics of gas hydrate formation is essential to model and predict the hydrate formation (or dissociation) process. In the present paper, we investigated the formation of pure propane gas hydrate as a former gas.
P. Goodarzi, V. Mohebbi
doaj  

Osmotic dehydration of carrot in sugar beet molasses: Mass transfer kinetics [PDF]

open access: yesActa Periodica Technologica, 2010
The osmotic dehydration process of carrot in sugar beet molasses solutions (40, 60 and 80%), at three temperatures (45, 55 and 65°C) and atmospheric pressure, was studied.
Koprivica Gordana B.   +4 more
doaj   +1 more source

Mass transfer enhancement of tuna brining with different NaCl concentrations assisted by ultrasound

open access: yesUltrasonics Sonochemistry, 2022
The influence of different NaCl concentrations (2.5, 5, 7.5 and 10% (w/w)) on the mass transfer kinetics of tuna during brining process with and without ultrasound assistance was evaluated.
Yao Yao   +4 more
doaj   +1 more source

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