Electrochemical oxidation of reverse osmosis concentrates using macroporous Ti-ENTA/SnO2-Sb flow-through anode: Degradation performance, energy efficiency and toxicity assessment

2021 ◽  
Vol 401 ◽  
pp. 123295
Author(s):  
Min Chen ◽  
Xin Zhao ◽  
Can Wang ◽  
Shuang Pan ◽  
Cong Zhang ◽  
...  
2020 ◽  
Vol 399 ◽  
pp. 125756 ◽  
Author(s):  
Min Chen ◽  
Shuang Pan ◽  
Cong Zhang ◽  
Can Wang ◽  
Weiqiu Zhang ◽  
...  

2018 ◽  
Author(s):  
Evan Jordan

As freshwater resource decreasing rapidly due to high rate of human population growth, many researchers have done studies to develop methods for producing freshwater supply. Seawater desalination is one of the method that has the credibility to be implemented. However, conventional seawater desalination processes suffer from a number of problems related to energy efficiency and cost. In spite of this, nanotechnology has been applied to the process. In this paper, we give an overview and explanations concerning the roles of nanotechnology in seawater desalination processes which consist of pretreatment, reverse osmosis (RO), and disinfection. In addition, the comparisons between conventional and nanotechnology-applied processes as related to its efficiency and effectiveness are also provided.


Membranes ◽  
2021 ◽  
Vol 11 (10) ◽  
pp. 781
Author(s):  
Federico Leon ◽  
Alejandro Ramos ◽  
S. Ovidio Perez-Baez

This article shows the optimization of the reverse osmosis process in seawater desalination plants, taking the example of the Canary Islands, where there are more than 320 units of different sizes, both private and public. The objective is to improve the energy efficiency of the system in order to save on operation costs as well as reduce the carbon and ecological footprints. Reverse osmosis membranes with higher surface area have lower energy consumption, as well as energy recovery systems to recover the brine pressure and introduce it in the system. Accounting for the operation, maintenance and handling of the membranes is also important in energy savings, in order to improve the energy efficiency. The energy consumption depends on the permeate water quality required and the model of the reverse osmosis membrane installed in the seawater desalination plant, as it is shown in this study.


Author(s):  
Jelena Radjenovic ◽  
Arseto Bagastyo ◽  
Damien Batstone ◽  
Jurg Keller

2011 ◽  
Vol 45 (4) ◽  
pp. 1579-1586 ◽  
Author(s):  
Jelena Radjenovic ◽  
Arseto Bagastyo ◽  
René A. Rozendal ◽  
Yang Mu ◽  
Jürg Keller ◽  
...  

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