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16 articles for “Reverse-Osmosis (R.O)”
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Study of Energy Recovery Method Using Pressure Exchanger Device for Various Capacities Reverse Osmosis Plants
Abstract: Water is required to produce energy, and energy is required to produce potable water by reverse osmosis process. An RO water desalination system consists of the pretreatment section, the desalination section, and the post treatment section. In the new design of plants, different energy recovery methods are adopted to reduce the energy consumption of desalination section. Among the various energy recovery systems, the pressure exchanger system is used to reduce …
Published in Journal of Experimental & Applied Mechanics · Vol. 8, Issue 1, 2017 · pp. 23–27 Read article
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To Study the Effect of Change in Pressure and Temperature on Performance of Reverse Osmosis Process
Abstract: Day-by-day population is increasing and this increasing population leads to some problems one of them being availability of pure and usable water. As population is increasing, demand for pure water is increasing and the water resources are limited, in fact resources are depleting. This demands to find out some new ways to save water. One of source of wastage of water is the brine rejection from Reverse Osmosis process and …
Published in Journal of Mechatronics and Automation · Vol. 6, Issue 1, 2019 · pp. 37–40 Read article
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Evaluating the Efficacy of Implosion Water Treatment Versus Traditional Methods
Abstract: The first worry of all people is the quality of the water. The majority of the water that is accessible is unfit for immediate usage. Certain methods are frequently employed to purify water for optimal use. These methods include UV treatment, chemical treatments, reverse osmosis, filtration, and ultrafiltration, among others. Each of these water treatment methods is applied separately or in combination. There are benefits and drawbacks to each of …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 1, 2025 · pp. 10–21 Read article
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Use of Advanced (i.e., Membrane) Technology for the Wastewater Treatment of Coke Ovens
Abstract: Coke plants produce gas, and coke for metallurgical purposes and also supply the raw materials for the manufacture of dyes, drugs, and high explosives. Naturally found coal is converted into coke in coke ovens. A large quantity of water is used for quenching hot coke and for washing gas. After quenching the wastewater contains high-suspended solids, high biochemical oxygen demand (BOD) (600–1300 mg/L), chemical oxygen demand (COD) (1500–3000mg/L), phenols(500–650 mg/L), …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 2, Issue 1-3, 2012 · pp. 114–126 Read article
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Wastewater management in developed and developing countries
Abstract: Water is essential for humans and every other living being on earth. Everyone needs to use water efficiently by reducing and reusing methods. Managing wastewater in developed and developing countries is one of the methods. Wastewater management had importance in history as ancient Rome had a drainage system in which surface conduits were to the Tiber River. In the 19th-century, wastewater threw out of the cities with the help of …
Published in Recent Trends in Fluid Mechanics · Vol. 8, Issue 2, 2021 · pp. 13–24 Read article
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Photovoltaic Cell Powered Water Purifier for Flood Affected and Polluted Areas
Abstract: AbstractThe lack of clean drinking water was a serious issue in many areas of Kerala during the flood. According to the Kerala migration survey (KMS), 90% of water supply in Malappuram was affected as around 31 schemes stopped functioning due to power failure and flood and around 60% water supply was affected in Palakkad and Kozhikode. People were depending upon bottled water at that time. Here lies the importance of …
Published in Journal of Microcontroller Engineering and Applications · Vol. 6, Issue 3, 2019 · pp. 29–43 Read article
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Is Bottled Water Better than Tap Water?
Abstract: Objective: There has been a persistent rise in bottled water consumption over the last two decades. Little is known about the health benefits of bottled water. The purpose of this study was to improve understanding of the public's health believes concerning bottled mineral water, and to know whether these believes influence water consumption habits. Method: Extensive review of literature was done to compare bottled water and tap water and also …
Published in Research and Reviews: A Journal of Toxicology · Vol. 10, Issue 1, 2020 · pp. 30–33 Read article
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Import Substitute for Production of Ultrapure Water by Membrane Integrated Process for Medical and Biotechnological Applications
Abstract: The present invention discloses an inexpensive import substitute compact design of low-cost membrane process for the production of ultrapure water for dialysis and medical applications in different fields like pathological laboratories, biochemical analysis, sterilization and sanitation, dental and optical lens cleansers. The ultrapure water of demineralization (DM) process is related to the cascaded high- flux and high-selective membrane system for hyper permeation which is operated under the pressure of 3-7 …
Published in Research and Reviews : A Journal of Biotechnology Read article
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Innovative Approaches in Bioinspired and Biomimetic Membrane Technologies: Bridging Nature and Engineering
Abstract: Bioinspired and biomimetic membranes represent a ground breaking advancement in membrane technology, offering innovative solutions to critical global challenges in water purification, chemical separation, and energy conversion. These membranes leverage the exceptional transport properties of biological systems, particularly through the incorporation of aquaporin proteins, which facilitate rapid and selective water transport. This review synthesises recent developments in aquaporin-based membranes, highlighting their remarkable efficiency in desalination processes, where they serve as …
Published in International Journal of Membranes · Vol. 1, Issue 2, 2024 · pp. 53–60 Read article
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ZnO Nanostructure Shape Effects in Photocatalysis of Methylene Blue
Abstract: Nowadays, dyes are used in the food industry, textile industry, paper industry, hair coloring, light-harvesting arrays, photoelectrochemical cells, etc. Most of the dyes are nonbiodegradable, toxic, carcinogenic, and consist of organic compounds. These dye wastages are discharged into water bodies and the environment causing serious hazards to the marine ecosystem as well as the humans extensively. To treat toxic dyes traditional methods such as adsorption, activated carbon, ultrafiltration, and reverse …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 722–727 Read article
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Comprehensive Analysis of Advanced Methods, Materials and Technologies for Portable Water Purifier in Domestic and Industrial Applications
Abstract: Safe drinking water is still a major problem in developing countries, especially in areas with water scarcity, pollution or poor infrastructure. Portable water purifiers have come to the fore as solutions that are realistic to narrow this gap providing flexibility and accessibility in household and industrial environments as well. In this study, promising techniques, materials and technologies used in portable water treatment equipment design have been reviewed. We review important …
Published in Trends in Mechanical Engineering & Technology · Vol. 15, Issue 2, 2025 · pp. 8–19 Read article
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Advances in Membrane Technology: A Comprehensive Review of Materials, Processes, and Applications
Abstract: Membrane technology has become a critical platform for sustainable separation processes across water treatment, energy generation, chemical processing, and healthcare. Over recent decades, advances in materials, fabrication methods, and process design have dramatically expanded the performance, efficiency, and applications of membrane-based systems. Polymeric membranes dominate the industry due to cost-effectiveness and scalability, while ceramic, metallic, and composite membranes offer enhanced thermal and chemical resistance for specialized environments. Nanostructured and bio-inspired …
Published in International Journal of Membranes · Vol. 2, Issue 2, 2025 · pp. 1–6 Read article
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Water Comparative Study of Water Quality
Abstract: Water quality plays a vital role in safeguarding human health, maintaining environmental balance, and supporting socio-economic progress. For drinking purposes, water must satisfy established physical and chemical criteria to minimize health hazards and ensure the efficient functioning of biological processes. This research focuses on a comparative assessment of drinking water quality by analyzing key parameters such as pH, Total Dissolved Solids (TDS), hardness, and fluoride levels in both tap water …
Published in Journal of Water Pollution & Purification Research · Vol. 13, Issue 1, 2026 · pp. 85–98 Read article
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Removal of Toxic Metals from Industrial Wastewater by using Natural Adsorbent
Abstract: Heavy metal pollution has become one of the most serious environmental problem nowadays. Numerous investigation have been conducted for removing heavy metals by utilizing agricultural waste which have caught more attraction for its advantages and removal efficiency. Treatment process for removal of toxic metals include Bioadsorption, Precipitation, Ion Exchange, Reverse osmosis, Electrochemical treatment, Membrane Filtration, Evaporation, Flotation, Oxidation. Instead of using commercial materials, we have worked on inexpensive materials such …
Published in Journal of Industrial Safety Engineering · Vol. 7, Issue 2, 2020 · pp. 35–40 Read article
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Drinking Water Problems and Possible Alternatives in Coastal Region of Bangladesh: A Case Study
Abstract: Safe drinking water for the coastal areas of Bangladesh has become a big challenge. Arsenic adulteration and salinity intrusion in surface water body has accelerated the scarcity of water in the coastal region. As situation ameliorating and also investment for water-borne diseases is decreasing, it becomes the major threat for a third-world country like Bangladesh. There are lots of alternatives for water supply but there are also a huge number …
Published in Journal of Water Resource Engineering and Management · Vol. 1, Issue 3, 2014 · pp. 24–34 Read article
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House-hold Waste-water Management System
Abstract: AbstractThe wastewater quantity always exceeds the amount of water purified through R.O system in every household. This wastewater needs to be put to better use for other household activities like kitchen purposes, washroom, lawn etc. In this paper, a model consisting of integrated Programmable logic controller (PLC) and Supervisory Control and Data Acquisition (SCADA) system has been proposed to manage wastewater coming out from Reverse Osmosis (R.O) system. The PLC …
Published in Recent Trends in Electronics Communication Systems · Vol. 7, Issue 2, 2020 · pp. 1–8 Read article