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boron removal design
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2022年8月27日 Based on the collected information, the following conclusions and recommendations can be drawn regarding the design and the optimization of technologies shouldering the task of boron removal: (1) The RO process is a suitable technology for
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Technologies for Boron Removal Industrial Engineering
2007年11月23日 This paper critically reviews various technologies used for boron removal, including those recently developed, electrocoagulation (EC) and double
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Rational design of reverse osmosis membranes for boron removal:
By employing molecular dynamics simulations and using nanoporous graphene as model reverse osmosis membranes, this study systematically explores the effects of the pore
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Boron removal from saline water: A comprehensive review
2011年6月1日 Currently there is no simple method to remove boron from saline water. The use of multi-pass reverse osmosis membrane (RO) with pH modification and the use of
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Boron removal and recovery from water and wastewater
2022年8月8日 The boron removal and recovery rates were 98.6% and 86.5%, respectively, for pH 9.5–10.5 and under 12 V (Hung et al. 2022). 4.8 Reverse osmosis.
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Boron Removal from Reverse Osmosis Permeate Using an
2022年6月29日 Effective removal of boron from solutions at circumneutral pH by existing technologies such as reverse osmosis is constrained by high energy consumption and
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Advances in Technologies for Boron Removal from Water: A
2022年8月27日 directions for the development of boron removal technology in the future. Keywords: boron removal; water treatment integrated technology; prospective 1.
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An updated review on boron removal from water through
2021年4月5日 Boron removal by adsorption is more efficient when the boron concentration in the source is very low. For effluent streams with a high boron
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Modelling of boron removal from solutions by ion exchange
The boron exchange reaction of the Purolite S 108 resin was a slow process. The kinetics of boron removal by the resin was analyzed using the Adams–Bohart, Yoon–Nelson and
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Optimization of boron removal from water by electrodialysis using ...
2020年1月15日 Boron removal from water containing 5 mg L −1 of boron using electrodialysis (ED) was studied as a function of several parameters such as flow rates,
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Boron removal in seawater desalination by progressive ... - Springer
6 之 Desalination plays a crucial role in addressing water scarcity and promoting sustainable development. However, the presence of high boron content in seawater poses a significant challenge. This study introduces a progressive freezing-melting method that effectively removes boron while desalinating seawater. The experimental results
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Response Surface Methodology for Boron Removal by Donnan
2021年9月25日 The removal of boron by Donnan dialysis from aqueous solutions has been studied according to response surface methodology (RSM). First, a preliminary study was performed with two membranes (AFN and ACS) in order to determine the experimental field based on different parameters, such as the pH of the feed compartment, the
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Optimal design and operation of reverse osmosis ... - ScienceDirect
2023年1月15日 This paper introduces a superstructure-based simultaneous optimum design and operation of seawater reverse osmosis (RO) system with boron removal under time-variant constraints. Three operational strategies are utilized to improve operability of the system under boron restrictions, including changing the activated number of pressure
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Technologies for Boron Removal Industrial Engineering
2007年11月23日 Boron has been widely used in various manufacturing industries, and the level of boron in the industrial effluent can range from as high as several grams per liter to as low as a few micrograms per liter. Due to the potential adverse health effect of boron on human beings, the World Health Organization (WHO) has provided a guideline for the
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Boron removal from water: needs, challenges and perspectives
2014年8月15日 An overview on this topic is provided. Needs are identified considering information regarding boron level effect on environment, human health and activities. Challenges are described envisaging boron main physical–chemical properties and current approaches for its removal. Perspectives are sketched pointing to possible technology
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Optimal design and operation of reverse osmosis ... - ScienceDirect
2023年1月15日 This paper introduces a superstructure-based simultaneous optimum design and operation of seawater reverse osmosis (RO) system with boron removal under time-variant constraints. Three operational strategies are utilized to improve operability of the system under boron restrictions, including changing the activated number of pressure
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Response Surface Methodology for Boron Removal by
2021年9月25日 removal of boron by Donnan dialysis. The pH of the feed compartment was found to be the most important parameter. The RSM was applied according to the Doehlert model to determine the optimum conditions ([B] = 66 mg/L, pH = 11.6 and [Cl ] = 0.5 mol/L) leading to 88.8% of boron removal with an AFN membrane.
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Practical Considerations of Wastewater–Seawater Integrated
2021年3月28日 This study examines possible design constraints for boron removal by using simulation and experimental methods. Under average and Middle Eastern seawater conditions, 15,000 to 20,000 mg/L turned out to be appropriate in light of a practical mixing ratio and target boron concentration in the final product.
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Rational design of reverse osmosis membranes for boron removal
To date, design principles of reverse osmosis membranes for boron removal have not yet been systematically explored. Using nanoporous graphene as a model system and by employing state-of-the-art molecular simulation techniques, this study discovers the critical role of the adsorptive competition of boric acid against water in the nanopores of ...
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Boron Removal by Reverse Osmosis SpringerLink
2015年12月11日 The effectiveness of boron removal from seawater by RO can be enhanced by adjusting the feedwater pH to above the value of 9.25. The monoborate anion, which dominates in diluted solutions at pH > 9.5, was found to be rejected more effectively than boric acid due to its larger size and discrete charge (Kabay et al. 2010; Hilal et al.
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Optimal design and operation of reverse osmosis seawater
2023年1月1日 @article{Du2023OptimalDA, title={Optimal design and operation of reverse osmosis seawater desalination system for boron removal with economic, energy, and environmental concerns}, author={Yawei Du and Xinrong Zhang and Chuanpeng Cao and Jiangbo Dai and Quanyu Gong and Dongxuan Zhang and Huining Deng and Lixin Xie},
获取价格“Boron Removal From Ultrapure Water By Boron Selective
to reduce boron to below detectable levels in its UPW supply to FAB 25. We will also discuss the theory of boron removal by ion exchange, the design of the pilot plants, the lab data concerning leakage of various ions (including B, Si, Cl, Na, TOC), and the economics driving the project.
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Advances in Technologies for Boron Removal from Water: A
2022年8月27日 The process has the advantages of a flexible device design and application, convenient operation and maintenance, a long device service life, and a high recovery rate of raw water. The boron removal efficiency of the ED process is mainly affected by the membrane type, voltage, pH value, salinity, and flow rate.
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Boron Removal from Reverse Osmosis Permeate Using an
2022年6月29日 Boron is present in the form of boric acid (B(OH)3 or H3BO3) in seawater, geothermal waters, and some industrial wastewaters but is toxic at elevated concentrations to both plants and humans. Effective removal of boron from solutions at circumneutral pH by existing technologies such as reverse osmosis is constrained by high energy
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