Blar i SINTEF Open på forfatter "Li, Zuoan"
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Chemical stability and H2 flux degradation of cercer membranes based on lanthanum tungstate and lanthanum chromite
Polfus, Jonathan M.; Li, Zuoan; Xing, Wen; Sunding, Martin Fleissner; Walmsley, John; Fontaine, Marie-Laure; Henriksen, Partow Pakdel; Bredesen, Rune (Peer reviewed; Journal article, 2016)Ceramic–ceramic composite (cercer) membranes of (Mo-doped) lanthanum tungstate, La27(W,Mo)5O55.5−δ, and lanthanum chromite, La0.87Sr0.13CrO3−δ, have recently been shown to exhibit H2 permeabilities among state-of-the-art. ... -
D 3.3 Oxygen-carrier validation in CLC pilot units
Vin, Nicolas; Lambert, Arnold; Bakoc, Kristina; Bertholin, Stephane; Li, Zuoan; Larring, Yngve; Saanum, Inge; Khalil, Roger Antoine; Langørgen, Øyvind (Research report, 2021) -
Factors Limiting the Apparent Hydrogen Flux in Asymmetric Tubular Cercer Membranes Based on La27W3.5Mo1.5O55.5−δ and La0.87Sr0.13CrO3−δ
Li, Zuoan; Polfus, Jonathan Marc; Xing, Wen; Denonville, Christelle; Fontaine, Marie-Laure; Bredesen, Rune (Journal article; Peer reviewed, 2019)Asymmetric tubular ceramic–ceramic (cercer) membranes based on La27W3.5Mo1.5O55.5−δ-La0.87Sr0.13CrO3−δ were fabricated by a two-step firing method making use of water-based extrusion and dip-coating. The performance of the ... -
Fast redox kinetics of a perovskite oxygen carrier measured using micro-fluidized bed thermogravimetric analysis
Liu, Lei; Li, Zhenshan; Li, Zuoan; Larring, Yngve; Li, Ye; Cai, Ningsheng (Peer reviewed; Journal article, 2020)Redox kinetics of oxygen carrier in chemical looping combustion (CLC) is important for reactor design and its oxidation enthalpy is important in order to establish auto thermal demonstration. Most published redox kinetics ... -
Heterogeneous reaction kinetics of a perovskite oxygen carrier for chemical looping combustion coupled with oxygen uncoupling
Liu, Lei; Li, Zhenshan; Li, Zuoan; Larring, Yngve; Cai, Ningsheng (Peer reviewed; Journal article, 2020)The determination of more exact heterogeneous kinetics of oxygen carriers is a crucial task for modelling, used to predict performance and design of demonstrating pilot units. Thermogravimetric analysis (TGA) is the most ... -
Improved CO2 flux by dissolution of oxide ions into the molten carbonate phase of dual-phase CO2 separation membranes
Xing, Wen; Li, Zuoan; Peters, Thijs; Fontaine, Marie-Laure; McCann, Michael; Evans, Anna; Norby, Truls Eivind; Bredesen, Rune (Peer reviewed; Journal article, 2019)In a solid-liquid dual-phase CO2 separation membrane, the native ions in the molten alkali carbonate, including carbonate anions and metal cations can transport CO2 in a process that is charge-compensated by electronic ... -
Industry-scale production of a perovskite oxide as oxygen carrier material in chemical looping
Liu, Lei; Li, Zhenshan; Wang, Yang; Li, Zuoan; Larring, Yngve; Cai, Ningsheng (Peer reviewed; Journal article, 2021)How to upscale the production of oxygen carrier particles from laboratory level to industrial level is still challenging in the field of chemical looping. The upscaled oxygen carrier must maintain its physical and chemical ... -
Oxygen permeability and surface kinetics of composite oxygen transport membranes based on stabilized δ-Bi2O3
Emhjellen, Linn Katinka Susanne Shi; Xing, Wen; Li, Zuoan; Haugsrud, Reidar (Peer reviewed; Journal article, 2022)Composite ceramic membranes based on the ionic conducting Tm-stabilized δ-Bi2O3 (BTM) and the electronic conducting (La0.8Sr0.2)0.99MnO3-δ (LSM) exhibit among the highest oxygen flux values reported for Bi2O3-based membranes. ... -
Oxygen production at intermediate temperatures using Ca2AlMnO5+δ double perovskite-type oxides
Pishahang, Mehdi; Larring, Yngve; Cloete, Schalk Willem Petrus; Sunding, Martin Fleissner; Denonville, Christelle; Li, Zuoan (Peer reviewed; Journal article, 2023)Double-perovskite Ca2AlMnO5+δ exhibits promising oxygen uptake and release capacity at intermediate temperatures (400–700 °C), which makes it an interesting candidate for in situ oxygen production in an integrated gasification ... -
Perovskite oxygen carrier with chemical memory under reversible chemical looping conditions with and without SO2 during reduction
Liu, Lei; Li, Zhenshan; Li, Zuoan; Larring, Yngve; Cai, Ningsheng (Peer reviewed; Journal article, 2021)Oxygen carrier materials (OCM) are usually exposed to sulfur-contained gases in the fuel reactor for chemical looping combustion. This work provides both experimental and model work to understand the SO2 effect on the ... -
Role of Adsorbate Coverage on the Oxygen Dissociation Rate on Sr-Doped LaMnO3 Surfaces in the Presence of H2O and CO2
Yang, Jing; Polfus, Jonathan Marc; Li, Zuoan; Tuller, Harry; Yildiz, Bilge (Peer reviewed; Journal article, 2020)Sr-doped LaMnO3 (LSM) is a promising oxygen reduction reaction electrocatalyst in solid oxide fuel cells and other electrochemical devices. The presence of CO2 and H2O has been reported to promote the oxygen dissociation ... -
Surface kinetics and bulk transport in La2Ni0.5Cu0.5O4+δ membranes from conductivity relaxation
Li, Zuoan; Haugsrud, Reidar (Peer reviewed; Journal article, 2023)This work reports conductivity relaxation measurements on both uncoated (1.2 mm thick) and coated (2.0 mm thick) La2Ni0.5Cu0.5O4+δ membranes in the temperature range between 550-850 °C and oxygen partial pressures from ... -
Thermochemically stable ceramic compositemembranes based on Bi2O3 for oxygen separationwith high permeability
Xing, Wen; Almeida Carvalho, Patricia; Polfus, Jonathan M.; Li, Zuoan (Journal article; Peer reviewed, 2019)Ceramic oxygen separation membranes can be utilized to reduce CO2 emissions in fossil fuel power generation cycles based on oxy-fuel combustion. State-of-the-art oxygen permeable membranes based on Ba0.5Sr0.5Co0.8Fe0.2O3−δ ...