Innovations and challenges in adsorption-based wastewater …
2024年5月15日 · Adsorption is the phenomenon where molecules of an adsorbate substance attach to the surface of an adsorbent substance through intermolecular forces. Adsorption has been widely used as a wastewater treatment technique for removing contaminants from aqueous solutions, such as organic pollutants, heavy metals, dyes, nutrients, and pathogens [9].
Adsorption processes for the removal of contaminants from wastewater …
2020年1月1日 · Among these various existing technologies, adsorption method, including ion exchange, is considered to be a more economical, efficient, practical, and environmentally friendly wastewater treatment alternative for a wide variety of pollutants such as pharmaceuticals [7], dyes [8], heavy metals [9], and so on.
Njp 1919021014 adsorption for wastewater treatment | PPT
2020年5月1日 · The document discusses adsorption as a wastewater treatment method. It covers the classification of adsorption, common adsorbent materials like activated carbon, and applications of adsorption such as in water and wastewater treatment plants.
Adsorption Technology for Water and Wastewater Treatments
2023年8月7日 · Among the existing technologies (advanced oxidation process, membrane filtration, biodegradation, coagulation, and flocculation, etc.) for treating pollutants in water, adsorption has garnered great interest due to its low operational cost and fast removal.
Recent Advances in Adsorption Techniques for the Removal of …
2024年11月11日 · With the rapid development of the chemical and pharmaceutical industries, fluoride ion contamination has become an increasingly serious issue in recent years. Addressing large volumes of fluoride-containing wastewater has emerged as a critical research topic. This article begins by discussing the harmful effects of fluoride ions on human health and then reviews various technologies for ...
Removal of heavy metal ions from wastewater: a comprehensive …
2021年7月8日 · Adsorption is the most promising method widely investigated in removing heavy metal ions from wastewater due to simple operation, strong applicability, high removal rate, and low...
Water purification by using Adsorbents: A Review
2018年8月1日 · Because of simplicity and cost effectiveness, adsorption technique is considered to be suitable for wastewater treatment. The adsorbent selection for removal of water contaminants depends on concentration and type of pollutant present in the water, efficiency and adsorption capacity for pollutant.
Adsorption of Heavy Metals: Mechanisms, Kinetics, and ... - MDPI
2023年9月6日 · Kinetic adsorption models describe the mechanism of adsorption of heavy metal ions by biosorbents and particularly determine the rate of biosorption during the removal of heavy metals from wastewater on an industrial scale to optimize the design parameters, including the adsorbate residence time and reactor dimension .
A comprehensive review of cellulose nanomaterials for adsorption …
2024年11月20日 · Up to now, nanocellulose has been widely investigated as a biosorbent to absorb various types of pollutants in wastewater due to its excellent properties, such as large specific surface area, antifouling behaviour, high aspect ratio, high heat resistance, excellent mechanical properties, biodegradability and biocompatibility.
Adsorption Technique for the Removal of Organic Pollutants from …
2013年1月30日 · Adsorption is recognized as an effective and low cost technique for the removal of organic pollutants from water and wastewater, and produce high-quality treated effluent. This chapter highlighted the removal of organic pollutants using adsorption technique with different kinds of natural and synthetic adsorbents.
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