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Practical application of ferrate(VI) for water and wastewater treatment – Site study’s approach [PDF]

Water-Energy Nexus, 2018
This paper presents the work aiming to validate the practical feasibility of ferrate(VI) used as an alternative to the existing coagulant (e.g., ferric chloride/sulphate) for both drinking water and domestic sewage treatment via series of pilot plant ...
Jia-Qian Jiang, Cécile Stanford, Michael Petri   +2 more
doaj   +3 more sources

Thermodynamic Insight in Design of Methanation Reactor with Water Removal Considering Nexus between CO₂ Conversion and Irreversibilities

Energies, 2021
The inevitable nexus between energy use and CO2 emission necessitates the development of sustainable energy systems. The conversion of CO2 to CH4 using green H2 in power-to-gas applications in such energy systems has attracted much interest.
Sayed Ebrahim Hashemi, Kristian M. Lien, Magne Hillestad, Sondre K. Schnell, Bjørn Austbø   +4 more
doaj   +1 more source

Comparison of Water-Removal Efficiency of Molecular Sieves Vibrating by Rotary Shaking and Electromagnetic Stirring from Feedstock Oil for Biofuel Production

Fermentation, 2021
Adequate water-removal techniques are requisite to remain superior biofuel quality. The effects of vibrating types and operating time on the water-removal efficiency of molecular sieves were experimentally studied.
Cherng-Yuan Lin, Lei Ma
doaj   +1 more source

Review of Flow Field Designs for Polymer Electrolyte Membrane Fuel Cells

Energies, 2023
The performance of a polymer electrolyte membrane fuel cell (PEMFC) closely depends on internal reactant diffusion and liquid water removal. As one of the key components of PEMFCs, bipolar plates (BPs) provide paths for reactant diffusion and product ...
Yulin Wang, Xiangling Liao, Guokun Liu, Haokai Xu, Chao Guan, Huixuan Wang, Hua Li, Wei He, Yanzhou Qin   +8 more
doaj   +1 more source

Optimization of Progressive Freezing on Synthetic Produced Water by Circular Moving Cylindrical Crystallizer via Response Surface Methodology

Crystals, 2021
Treatment and disposal are two main approaches for water cycle management in the oil and gas industry. Freeze concentration has been identified as one of the methods to separate water from wastewater samples.
Wan Nur Athirah Mazli, Shafirah Samsuri, Nurul Aini Amran, Eduard Hernández Yáñez   +3 more
doaj   +1 more source

The Correction Method of Water and Fresnel Reflection Coefficient for Soil Moisture Retrieved by CYGNSS

Remote Sensing, 2023
Spaceborne GNSS-R technology is a new remote sensing method for soil moisture monitoring. Focusing on the significant influence of water on the surface reflectivity of CYGNSS, this paper improved the removal method of water influence according to the ...
Qi Wang, Jiaojiao Sun, Xin Chang, Taoyong Jin, Jinguang Shang, Zhiyong Liu   +5 more
doaj   +1 more source

Performance Comparison of Polymeric and Silica-Based Multi-Bed Pervaporation Membrane Reactors during Ethyl Levulinate Production

Membranes, 2022
A detailed numerical study of ethyl levulinate (EtLA) production with levulinic acid (LA) and ethanol (Et) in a multi-bed traditional reactor (MB-TR) and a silica-based and polymeric multi-bed pervaporation membrane reactors (MB-PVMR) was conducted and ...
Kamran Ghasemzadeh, Milad Ghahremani, Elham Jalilnejad, Taher Yousefi Amiri, Angelo Basile   +4 more
doaj   +1 more source

Breaking the Equilibrium and Improving the Yield of Schiff Base Reactions by Pervaporation: Application to a Reaction Involving n-butylamine and Benzaldehyde

Separations, 2023
A comparative study of a Schiff base reaction involving benzaldehyde and n-butylamine was carried out to improve the yield of the resulting imine. This reaction was carried out at different temperatures without and with the elimination of the water ...
Rana Salem Al Khulaifi, Mohammed Mousa AlShehri, Inas Al-Qadsy, Mona A. Al Jufareen, Waseem Sharaf Saeed, Ahmed Yacine Badjah-Hadj-Ahmed, Taieb Aouak   +6 more
doaj   +1 more source

Performance of Thermal-, Acid-, and Mechanochemical-Activated Montmorillonite for Environmental Protection from Radionuclides U(VI) and Sr(II)

Eng, 2023
Low-cost sorption materials based on the clay mineral of the smectite group—montmorillonite—were used for the removal of radionuclides uranium (VI) and strontium (II) from contaminated water.
Iryna Kovalchuk
doaj   +1 more source

Selenite Removal from Water [PDF]

The 4th EWaS International Conference: Valuing the Water, Carbon, Ecological Footprints of Human Activities, 2020
The present study aims at comparing the two most promising water treatment technologies for selenium removal. A techno‐economical comparison of Se(IV) uptake between the laboratory synthesized iron oxy hydroxide (FeOOH/2.5) with the highest positive surface density of 3.25 mmol [OH−]/g and adsorption capacity 4.3 μg Se(IV)/mg FeOOH/2.5 at pH 7, and ...
Kyriaki Kalaitzidou, Andreas‐Arsenios Nikoletopoulos, Loukas Bakouros, Anastasios Zouboulis, Manassis Mitrakas   +4 more
openaire   +1 more source