Blar i SINTEF Open på forfatter "Cloete, Schalk Willem Petrus"
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1D modelling of membrane-assisted chemical looping reforming
Francisco Morgado, Joana; Cloete, Schalk Willem Petrus; Morud, John; Gurker, Thomas; Quinta-Ferreira, Rosa; Amini, Shahriar (Peer reviewed; Journal article, 2017)Membrane-assisted chemical looping reforming (MA-CLR) has been proposed as an alternative to the conventional CLR technology. In this work, a non-isothermal 1D model is used to simulate the MA-CLR fuel reactor. The effect ... -
A MULTI-DOMAIN 1D PARTICLE-REACTOR MODEL FOR PACKED BED REACTOR REACTOR APPLICATIONS
Tabib, Mandar; Cloete, Schalk Willem Petrus; Morud, John; Lysberg, Magne; Amini, Shahriar (Chapter, 2017)A validated multi-domain 1D particle-reactor model has been developed to simulate packed bed reactor operation. Two main components of the model are: (1) a particle model for simulating the radial distribution of chemical ... -
Blue hydrogen and industrial base products: The future of fossil fuel exporters in a net-zero world
Cloete, Schalk Willem Petrus; Ruhnau, Oliver; Cloete, Jan Hendrik; Hirth, Lion (Peer reviewed; Journal article, 2022)Is there a place for today's fossil fuel exporters in a low-carbon future? This study explores trade channels between energy exporters and importers using a novel electricity-hydrogen-steel energy systems model calibrated ... -
Blue, green, and turquoise pathways for minimizing hydrogen production costs from steam methane reforming with CO2 capture
Pruvost, Florian; Cloete, Schalk Willem Petrus; Arnaiz del Pozo, Carlos; Zaabout, Abdelghafour (Peer reviewed; Journal article, 2022)Rising climate change ambitions require large-scale clean hydrogen production in the near term. “Blue” hydrogen from conventional steam methane reforming (SMR) with pre-combustion CO2 capture can fulfil this role. This ... -
Carbon-negative hydrogen from biomass using gas switching integrated gasification: Techno-economic assessment
Helf, Antonia; Cloete, Schalk Willem Petrus; Keller, Florian; Cloete, Jan Hendrik; Zaabout, Abdelghafour (Peer reviewed; Journal article, 2022)Ambitious decarbonization pathways to limit the global temperature rise to well below 2 °C will require large-scale CO2 removal from the atmosphere. One promising avenue for achieving this goal is hydrogen production from ... -
Carbon-negative hydrogen: Exploring the techno-economic potential of biomass co-gasification with CO2 capture
Arnaiz del Pozo, Carlos; Cloete, Schalk Willem Petrus; Jiménez Álvaro, Ángel (Peer reviewed; Journal article, 2021)The hydrogen economy is receiving increasing attention as a complement to electrification in the global energy transition. Clean hydrogen production is often viewed as a competition between natural gas reforming with CO2 ... -
COMPARISON OF PARTICLE-RESOLVED DIRECT NUMERICAL SIMULATION AND 1D MODELLING OF CATALYTIC REACTIONS IN A PACKED BED
Singhal, Arpit; Cloete, Schalk Willem Petrus; Radl, Stefan; Quinta-Ferreira, Roas; Amini, Shahriar (Chapter, 2017)The work presents a comparison of catalytic gas-solid reactions in a packed bed as simulated on two widely different scales: direct numerical simulation (capable of accurately predicting transfer phenomena in and around a ... -
COMPOSITE: A concept for high efficiency power production with integrated CO2 capture from solid fuels
Larring, Yngve; Cloete, Schalk Willem Petrus; Giuffrida, Antonio; Romano, Matteo C.; Chiesa, Paolo; Morud, John; Pishahang, Mehdi; Chikukwa, Actor; Amini, Shahriar; Tobiesen, Finn Andrew (Peer reviewed; Journal article, 2017)The COMPOSITE concept combines packed bed chemical looping combustion (PBCLC) with chemical looping for oxygen production (CLOP) in an integrated gasification combined cycle for high efficiency power production. Detailed ... -
Cost-effective clean ammonia production using membrane-assisted autothermal reforming
Cloete, Schalk Willem Petrus; Kahn, Mohammed Nazeer; Nazir, Shareq Mohd; Amini, Shahriar (Peer reviewed; Journal article, 2020)Ammonia is a widely produced industrial chemical, primarily for use in the fertilizer industry. Recently, interest has also grown in ammonia as a carbon-free energy carrier because it is easier to store and transport than ... -
Economic assessment of membrane-assisted autothermal reforming for cost effective hydrogen production with CO 2 capture
Cloete, Schalk Willem Petrus; Khan, Mohammed Nazeer Ul Hasan; Amini, Shahriar (Peer reviewed; Journal article, 2019)A recent techno-economic study (Spallina et al., Energy Conversion and Management 120: p. 257–273) showed that the membrane assisted chemical looping reforming (MA-CLR) technology can produce H2 with integrated CO2 capture ... -
Economic assessment of the swing adsorption reactor cluster for CO2 capture from cement production
Cloete, Schalk Willem Petrus; Giuffrida, Antonio; Romano, Matteo C.; Zaabout, Abdelghafour (Peer reviewed; Journal article, 2020)Cement production is responsible for about 8% of global CO2 emissions. Most of these emissions originate from the process itself and thus cannot be avoided via clean energy, leaving CO2 capture as the only viable solution. ... -
The effect of frictional pressure, geometry and wall friction on the modelling of a pseudo-2D bubbling fluidised bed reactor
Cloete, Schalk Willem Petrus; Johansen, Stein Tore; Zaabout, Abdelghafour; van Sint Annaland, Martin; Gallucci, Fausto; Amini, Shahriar (Peer reviewed; Journal article, 2015)The two fluid model (TFM) closed by the kinetic theory of granular flows (KTGF) has been developed to a high level of maturity over the past three decades. However, significant uncertainties still remain about the influence ... -
Efficiency Improvement of Chemical Looping Combustion Combined Cycle Power Plants
Khan, Mohammed Nazeer Ul Hasan; Cloete, Schalk Willem Petrus; Amini, Shahriar (Journal article; Peer reviewed, 2019)Chemical‐looping combustion (CLC) is an innovative technology for power production with inherent carbon dioxide (CO2) capture. Even though CLC imposes no direct energy penalty for CO2 capture, previous works have shown ... -
Efficient hydrogen production with CO2 capture using gas switching reforming
Nazir, Shareq Mohd; Cloete, Jan Hendrik; Cloete, Schalk Willem Petrus; Amini, Shahriar (Journal article; Peer reviewed, 2019)Hydrogen is a promising carbon-neutral energy carrier for a future decarbonized energy sector. This work presents process simulation studies of the gas switching reforming (GSR) process for hydrogen production with integrated ... -
Efficient hydrogen production with CO2 capture using gas switching reforming (GSR): Technoeconomic assessment
Nazir, Shareq Mohd; Cloete, Jan Hendrik; Cloete, Schalk Willem Petrus; Amini, Shahriar (Chapter, 2019)Hydrogen is identified as one of the clean energy carriers in the future energy scenario. This work presents a process to produce low cost hydrogen with CO2 capture using gas switching reforming (GSR). The process steps ... -
Efficient Production of Clean Power and Hydrogen Through Synergistic Integration of Chemical Looping Combustion and Reforming
Khan, Mohammed Nazeer Ul Hasan; Cloete, Schalk Willem Petrus; Amini, Shahriar (Peer reviewed; Journal article, 2020)Chemical looping combustion (CLC) technology generates power while capturing CO2 inherently with no direct energy penalty. However, previous studies have shown significant energy penalties due to low turbine inlet temperature ... -
Exergy Analysis of Gas Switching Chemical Looping IGCC Plants
del Pozo, Carlos Arnaiz; Álvaro, Ángel Jiménez; Cloete, Jan Hendrik; Cloete, Schalk Willem Petrus; Amini, Shahriar (Peer reviewed; Journal article, 2020)Integrated gasification combined cycles (IGCC) are promising power production systems from solid fuels due to their high efficiency and good environmental performance. Chemical looping combustion (CLC) is an effective route ... -
Experimental Demonstration of a Novel Gas Switching Combustion Reactor for Power Production with Integrated CO2 Capture
Zaabout, Abdelghafour; Cloete, Schalk Willem Petrus; Johansen, Stein Tore; Annaland, MV; Gallucci, F; Amini, Shahriar (Peer reviewed; Journal article, 2013)This paper experimentally demonstrates the feasibility of a novel gas switching combustion (GSC) reactor as an alternative to the traditional chemical looping combustion (CLC) process for power production with integrated ... -
Experimental Demonstration of a Novel Gas Switching Combustion Reactor for Power Production with Integrated CO2 Capture
Zaabout, Abdelghafour; Cloete, Schalk Willem Petrus; Johansen, Stein Tore; Annaland, MV; Gallucci, F; Amini, Shahriar (Peer reviewed; Journal article, 2013)This paper experimentally demonstrates the feasibility of a novel gas switching combustion (GSC) reactor as an alternative to the traditional chemical looping combustion (CLC) process for power production with integrated ... -
Experimental demonstration of pressurized chemical looping combustion in an internally circulating reactor for power production with integrated CO2 capture
Osman, Mogahid; Zaabout, Abdelghafour; Cloete, Schalk Willem Petrus; Amini, Shahriar (Peer reviewed; Journal article, 2020)This study presents an experimental demonstration of pressurized chemical looping combustion (CLC) in an internally circulating reactor (ICR). The ICR concept is a novel alternative to the conventional interconnected ...