Blar i NTNU Open på forfatter "Deng, Liyuan"
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Performance of Nanocomposite Membranes Containing 0D to 2D Nanofillers for CO2 Separation: A Review
Janakiram, Saravanan; Ahmadi, Mahdi; Dai, Zhongde; Ansaloni, Luca; Deng, Liyuan (Journal article; Peer reviewed, 2018)Membrane technology has the potential to be an eco-friendly and energy-saving solution for the separation of CO2 from different gaseous streams due to the lower cost and the superior manufacturing features. However, the ... -
Physical absorption of carbon dioxide in imidazole-PTSA based deep eutectic solvents
Qin, Hao; Song, Zhen; Cheng, Hongye; Deng, Liyuan; Qi, Zhiwen (Peer reviewed; Journal article, 2021) -
Poly(1-trimethylsilyl-1-propyne)-Based Hybrid Membranes: Effects of Various Nanofillers and Feed Gas Humidity on CO2 Permeation
Dai, Zhongde; Løining, Vilde; Deng, Jing; Ansaloni, Luca; Deng, Liyuan (Journal article; Peer reviewed, 2018)Poly(1-trimethylsilyl-1-propyne) (PTMSP) is a high free volume polymer with exceptionally high gas permeation rate but the serious aging problem and low selectivity have limited its application as CO2 separation membrane ... -
Poly(vinylimidazole-co-butyl acrylate) membranes for CO2 separation
Ting, Song; Deng, Jing; Deng, Liyuan; Bai, Lu; Zhang, Xiangping; Zhang, Suojiang; Szabo, Peter; Daugaard, Anders E. (Peer reviewed; Journal article, 2019)Room temperature ionic liquids (RTILs) are known to exhibit high CO2 solubility, which makes them interesting candidates for separation and purification of mixed gas streams. Particularly, RTILs based on imidazoles have ... -
Polymeric membranes and their derivatives for H2/CH4 separation: State of the art
Huang, Liu; Xing, Ziman; Zhuang, Xinyi; Wei, Jing; Ma, Yulei; Wang, Bangda; Jiang, Xia; He, Xuezhong; Deng, Liyuan; Dai, Zhongde (Peer reviewed; Journal article, 2022)The hydrogen economy becomes an important route in approaching carbon neutrality. Compared to conventional methods, membrane separation possesses combined merits, including energy-saving, convenience, and economic efficiency. ... -
Post-combustion carbon capture technologies: Energetic analysis and life cycle assessment
Zhang, Xiangping; Singh, Bhawna; He, Xuezhong; Gundersen, Truls; Deng, Liyuan; Zhang, Suojiang (Journal article; Peer reviewed, 2014)An integrated framework focusing on the energetic analysis and environmental impacts of a CO2 capture and storage (CCS) system is presented, in which the process simulation method and the life cycle assessment (LCA) method ... -
Prediction of CO2 solubility in deep eutectic solvents using random forest model based on COSMO-RS-derived descriptors
Wang, Jingwen; Song, Zhen; Chen, Lifang; Xu, Tao; Deng, Liyuan; Qi, Zhiwen (Journal article; Peer reviewed, 2021) -
Preparation and Optimization of a Membrane for 3rd Generation Solvent Membrane Contactor
Arif, Asad (Master thesis, 2016)Third generation solvent is a new class of CO2 absorbents with a great potential in terms of reduction of the regeneration energy requirement for post combustion carbon capture, but their use at the industrial scale is ... -
Preparation of cellulose nanofibrils for imaging purposes: comparison of liquid cryogens for rapid vitrification
Torstensen, Jonathan Ø; Johnsen, Per-Olav; Riis, Henrik; Spontak, Richard J; Deng, Liyuan; Gregersen, Øyvind Weiby; Syverud, Kristin (Journal article; Peer reviewed, 2018)Artifact-free imaging of cellulose nanofibrils (CNFs) from aqueous nanocellulose suspensions is nontrivial due to frequent irreversible agglomeration and structure damage during the course of sample preparation, especially ... -
PVA/nanocellulose nanocomposite membranes for CO2 separation from flue gas
Torstensen, Jonathan Økland; Helberg, Ragne M Lilleby; Deng, Liyuan; Gregersen, Øyvind Weiby; Syverud, Kristin (Peer reviewed; Journal article, 2019)In this paper, we explore the use of nanocelluloses as an additive to poly (vinyl alcohol) (PVA) nanocomposite membranes for CO2/N2 mixed-gas separation. Our findings are that several types of nanocellulose can be used to ... -
PVA/PVP blend polymer matrix for hosting carriers in facilitated transport membranes: Synergistic enhancement of CO2 separation performance
Helberg, Ragne M Lilleby; Dai, Zhongde; Ansaloni, Luca; Deng, Liyuan (Journal article; Peer reviewed, 2019)CO2 separation performance in facilitated transport membranes has been reported depended not only on the CO2 carrier properties but also to a great extent on the polymeric matrix regarding the capacity of retaining water ... -
Recent advances in multi-layer composite polymeric membranes for CO2 separation: A review
Dai, Zhongde; Ansaloni, Luca; Deng, Liyuan (Journal article; Peer reviewed, 2016)The development of multilayer composite membranes for CO2 separation has gained increasing attention due to the desire for energy efficient technologies. Multilayer composite membranes have many advantages, including the ... -
Removing halide ions from sulfate solutions by anion exchange membranes in electrodialysis process: Recent advances, challenges, and prospects
Tekinalp, Önder; Zimmermann, Pauline; Burheim, Odne Stokke; Deng, Liyuan (Journal article; Peer reviewed, 2024)Removing halide ions from wastewater and industrial effluents is crucial to eliminating their potential risks to human health, ecosystems, and industrial operations. However, conventional techniques for this process are ... -
Selective recovery of silver from copper impurities by electrodialysis: Tailoring monovalent selective cation exchange membranes by monomolecular layer deposition
Tekinalp, Önder; Zimmermann, Pauline; Solberg, Simon Birger Byremo; Burheim, Odne Stokke; Deng, Liyuan (Peer reviewed; Journal article, 2023)Selective recovery of silver from secondary resources enriched with copper impurities is a well-known challenge but is urgently needed by the industry. This study addresses the challenge by developing a highly efficient ... -
Selective recovery of silver ions from copper-contaminated effluents using electrodialysis
Zimmermann, Pauline; Wahl, Kristin; Tekinalp, Önder; Solberg, Simon Birger Byremo; Deng, Liyuan; Wilhelmsen, Øivind; Burheim, Odne Stokke (Journal article; Peer reviewed, 2024)With the growing demand for silver, the recycling of this precious metal from secondary sources has become imperative. However, the presence of copper impurities poses a significant challenge. This study aims to explore ... -
Solvent Regeneration by Thermopervaporation in Subsea Natural Gas Dehydration: An Experimental and Simulation Study
Ahmadi, Mahdi; Ansaloni, Luca; Hillestad, Magne; Deng, Liyuan (Peer reviewed; Journal article, 2021)An in-house designed membrane process suitable for subsea natural gas dehydration was studied. The use of a membrane absorber together with a thermopervaporation (TPV) unit for solvent regeneration in a closed loop enables ... -
Subsea Natural Gas Dehydration with Membrane Processes
Dalane, Kristin (Doctoral theses at NTNU;2018:326, Doctoral thesis, 2018)Natural gas in the reservoir is saturated with water, which may condense during transportation causing flow assurance problems such as hydrate formation and corrosion. Dehydration of the natural gas is one of the main ... -
Subsea natural gas dehydration with membrane processes: Simulation and process optimization
Dalane, Kristin; Hillestad, Magne; Deng, Liyuan (Peer reviewed; Journal article, 2019)Subsea processing enables broader exploration of oil and gas reservoir, giving an increased focus on developing alternative processes for subsea oil and gas treatment. This work provides a first evaluation of a new proposed ... -
Subsea Natural Gas Treatment Using Membranes: Experimental and Modeling Study
Ahmadi, Mahdi (Doctoral theses at NTNU;2020:367, Doctoral thesis, 2020)Subsea natural gas reservoirs are usually saturated with water vapor and impurities such as CO2 and H2S, which are the main contributors to the pipeline blockage, hydrate formation, and corrosion. Dehydration is usually ... -
Subsea regeneration of triethylene glycol (TEG) for natural gas dehydration.
Josefsen, Natalie Therese (Master thesis, 2017)The scope of this thesis was to examine the use of pervaporation technology with membranes for the regeneration of triethylene glycol (TEG) in natural gas dehydration. To reduce the need for offshore installations, subsea ...