Performance of hypersaline brine desalination using spiral wound membrane: A parametric study

Desalination of hypersaline brine is known as one of the methods to cope with the rising global concern on brine disposal in high-salinity water treatment. However, the main problem of hypersaline brine desalination is the high energy usage resulting from the high operating pressure. In this work, w...

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Main Authors: Foo, Kathleen, Liang, Y. Y., Lau, W. J., Rahman Khan, Md Maksudur, Ahmad, Abdul Latif
Format: Article
Language:English
Published: MDPI 2023
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/37066/
http://umpir.ump.edu.my/id/eprint/37066/1/Performance%20of%20Hypersaline%20Brine%20Desalination%20Using%20Spiral.pdf
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author Foo, Kathleen
Liang, Y. Y.
Lau, W. J.
Rahman Khan, Md Maksudur
Ahmad, Abdul Latif
author_facet Foo, Kathleen
Liang, Y. Y.
Lau, W. J.
Rahman Khan, Md Maksudur
Ahmad, Abdul Latif
author_sort Foo, Kathleen
building UMP Institutional Repository
collection Online Access
description Desalination of hypersaline brine is known as one of the methods to cope with the rising global concern on brine disposal in high-salinity water treatment. However, the main problem of hypersaline brine desalination is the high energy usage resulting from the high operating pressure. In this work, we carried out a parametric analysis on a spiral wound membrane (SWM) module to predict the performance of hypersaline brine desalination, in terms of mass transfer and specific energy consumption (SEC). Our analysis shows that at a low inlet pressure of 65 bar, a significantly higher SEC is observed for high feed concentration of brine water compared with seawater (i.e., 0.08 vs. 0.035) due to the very low process recovery ratio (i.e., 1%). Hence, an inlet pressure of at least 75 bar is recommended to minimise energy consumption. A higher feed velocity is also preferred due to its larger productivity when compared with a slightly higher energy requirement. This study found that the SEC reduction is greatly affected by the pressure recovery and the pump efficiencies for brine desalination using SWM, and employing them with high efficiencies (ηR ≥ 95% and ηpump ≥ 50%) can reduce SEC by at least 33% while showing a comparable SEC with SWRO desalination (<5.5 kWh/m3).
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spelling ump-370662023-02-21T02:43:25Z http://umpir.ump.edu.my/id/eprint/37066/ Performance of hypersaline brine desalination using spiral wound membrane: A parametric study Foo, Kathleen Liang, Y. Y. Lau, W. J. Rahman Khan, Md Maksudur Ahmad, Abdul Latif TP Chemical technology Desalination of hypersaline brine is known as one of the methods to cope with the rising global concern on brine disposal in high-salinity water treatment. However, the main problem of hypersaline brine desalination is the high energy usage resulting from the high operating pressure. In this work, we carried out a parametric analysis on a spiral wound membrane (SWM) module to predict the performance of hypersaline brine desalination, in terms of mass transfer and specific energy consumption (SEC). Our analysis shows that at a low inlet pressure of 65 bar, a significantly higher SEC is observed for high feed concentration of brine water compared with seawater (i.e., 0.08 vs. 0.035) due to the very low process recovery ratio (i.e., 1%). Hence, an inlet pressure of at least 75 bar is recommended to minimise energy consumption. A higher feed velocity is also preferred due to its larger productivity when compared with a slightly higher energy requirement. This study found that the SEC reduction is greatly affected by the pressure recovery and the pump efficiencies for brine desalination using SWM, and employing them with high efficiencies (ηR ≥ 95% and ηpump ≥ 50%) can reduce SEC by at least 33% while showing a comparable SEC with SWRO desalination (<5.5 kWh/m3). MDPI 2023 Article PeerReviewed pdf en cc_by_4 http://umpir.ump.edu.my/id/eprint/37066/1/Performance%20of%20Hypersaline%20Brine%20Desalination%20Using%20Spiral.pdf Foo, Kathleen and Liang, Y. Y. and Lau, W. J. and Rahman Khan, Md Maksudur and Ahmad, Abdul Latif (2023) Performance of hypersaline brine desalination using spiral wound membrane: A parametric study. Membranes, 13 (2). pp. 1-13. ISSN 2077-0375. (Published) https://doi.org/10.3390/membranes13020248 https://doi.org/10.3390/membranes13020248
spellingShingle TP Chemical technology
Foo, Kathleen
Liang, Y. Y.
Lau, W. J.
Rahman Khan, Md Maksudur
Ahmad, Abdul Latif
Performance of hypersaline brine desalination using spiral wound membrane: A parametric study
title Performance of hypersaline brine desalination using spiral wound membrane: A parametric study
title_full Performance of hypersaline brine desalination using spiral wound membrane: A parametric study
title_fullStr Performance of hypersaline brine desalination using spiral wound membrane: A parametric study
title_full_unstemmed Performance of hypersaline brine desalination using spiral wound membrane: A parametric study
title_short Performance of hypersaline brine desalination using spiral wound membrane: A parametric study
title_sort performance of hypersaline brine desalination using spiral wound membrane: a parametric study
topic TP Chemical technology
url http://umpir.ump.edu.my/id/eprint/37066/
http://umpir.ump.edu.my/id/eprint/37066/
http://umpir.ump.edu.my/id/eprint/37066/
http://umpir.ump.edu.my/id/eprint/37066/1/Performance%20of%20Hypersaline%20Brine%20Desalination%20Using%20Spiral.pdf