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H-2-selective Troger's base polymer based mixed matrix membranes enhanced by 2D MOFs
(Peer reviewed; Journal article, 2020)In this work, two two-dimensional (2D) leaf ZIFs (ZIF-L-Zn and ZIF-L-Co) were incorporated into the Troger's base (TB)-based polymers for hydrogen separation. SEM imaging and enhanced performance have demonstrated good ... -
H2 production by sorption enhanced steam reforming of biomass-derived bio-oil in a fluidized bed reactor: An assessment of the effect of operation variables using response surface methodology
(Journal article; Peer reviewed, 2014)High-purity H2 was produced by the sorption enhanced steam reforming (SESR) of acetic acid, a model compound of bio-oil obtained from the fast pyrolysis of biomass, in a fluidized bed reactor. A Pd/Ni–Co hydrotalcite-like ... -
HAMLET forms annular oligomers when deposited with phoshpolipid monolayers
(Journal article; Peer reviewed, 2012)Recently, the anticancer activity of human α-lactalbumin made lethal to tumor cells (HAMLET) has been linked to its increased membrane affinity in vitro, at neutral pH, and ability to cause leakage relative to the inactive ... -
Hazard and Operability Study by Utilizing Hybrid Automata
(Master thesis, 2014)The following thesis is the end of a five year master program at the Norwegian University of Science and Technology, as part of the process eng. group at the institute of chemical engineering. Supervisor for the thesis has ... -
Health-Aware Control of a Subsea Compression System
(Master thesis, 2018)Subsea processing technology is enabling production from oil and gas fields with larger water depths, longer tie-back distances and harsher climate conditions. Although moving production and processing facilities to the ... -
Heat exchanger network self-optimising control: Application to the crude unit at Mongstad refinery
(Master thesis, 2012)This work applies the concept of self-optimising control for the operation of the given network. The steady-state performances of the self-optimising variables derived by Jäschke (Jäschke, 2012) are assessed and two main ... -
Heat Integration Study of CO2 Capture in Blue Hydrogen Production
(Peer reviewed; Journal article, 2023)Hydrogen is an energy carrier that can be used to develop a low-carbon economy: the hydrogen-based industry. For this purpose, a source of hydrogen is needed. Steam methane reforming (SMR) is the current benchmark to produce ... -
Heat of absorption of carbon dioxide (CO2) into aqueous N-methyldiethanolamine (MDEA) and N,N-dimethylmonoethanolamine (DMMEA)
(Journal article; Peer reviewed, 2014)In this work the heat of absorption of CO2 into aqueous solutions of N-methyldiethanolamine (MDEA) and N,N- dimethylmonoethanolamine (DMMEA) has been investigated in a reaction calorimeter. The experiments were conducted ... -
Heat of Absorption of CO2 in Aqueous Solution of DEEA, MAPA and their Mixture
(Journal article; Peer reviewed, 2013)A reaction calorimeter was used to measure the differential heat of absorption of CO2 in phase change solvents as a function of temperature, CO2 loading and solvent composition. The measurements were taken for aqueous ... -
Heat of Absorption of CO2 in Phase Change Solvents: 2-(Diethylamino)ethanol and 3-(Methylamino)propylamine
(Journal article; Peer reviewed, 2013)Heat of absorption of CO2 in phase change solvents containing 2-(diethylamino)ethanol (DEEA) and 3- (methylamino)propylamine (MAPA) were measured as a function of CO2 loading at different temperatures using a commercially ... -
Heat of reaction and VLE of post combustion CO2 absorbents
(Doktoravhandlinger ved NTNU, 1503-8181; 2009:50, Doctoral thesis, 2009)The energy required to operate CO2 capture systems at present significantly reduces the overall efficiency of fossil fuel based power generation and other industrial processes and leads to increased fuel requirements, solid ... -
Heat to H2: Using Waste Heat to Set Up Concentration Differences for Reverse Electrodialysis Hydrogen Production
(Journal article; Peer reviewed, 2018)The present work suggests two concepts for producing hydrogen by reverse electrodialysis. Reverse electrodialysis is a technology that uses concentration differences to create electrical energy. In this work, the energy ... -
Heat to Hydrogen by RED—Reviewing Membranes and Salts for the RED Heat Engine Concept
(Peer reviewed; Journal article, 2022)The Reverse electrodialysis heat engine (REDHE) combines a reverse electrodialysis stack for power generation with a thermal regeneration unit to restore the concentration difference of the salt solutions. Current approaches ... -
Helium separation using membrane technology: Recent advances and perspectives
(Peer reviewed; Journal article, 2021)Helium is an unrenewable noble gas produced from natural gas with a wide range of scientific, medical, and industrial applications. Due to the large differences in the kinetic diameters between helium (0.26 nm) and nitrogen ... -
High capacity Mg batteries based on surface-controlled electrochemical reactions
(Journal article; Peer reviewed, 2018)Mg batteries are one of several new battery technologies expected to partially substitute lithium-based batteries in the future due to the lower cost and higher safety. However, the development of Mg batteries has been ... -
High Peel Strength and Flexible Aligned Carbon Nanotubes/Etched Al Foil Composites with Boosted Supercapacitor and Thermal Dissipation Performances
(Peer reviewed; Journal article, 2019)In this work, aligned carbon nanotubes (ACNTs) were grown on etched Al foil with improved bonding strength by direct thermal chemical vapor deposition. In the interface of the ACNTs adjacent to the etched Al substrate, the ... -
High pressure equation of state for condensed phase thermodynamics
(Master thesis, 2012)In this study a search for an equation of state (EOS) that accurately predicts solids behaviour at both high pressure and temperature has been performed. Firstly, several two-parameter isothermal EOSs for solids under high ... -
High Temperature CO2 Capture Catalytic Combustion of Methane over cobalt cerium-based catalysts.
(Master thesis, 2020)The following master thesis is a work package from a larger project for the design of a novel and commercialize more sustainable process for energy generation. This process is a new hybrid natural gas combined cycle power ... -
High-Capacity Amine-Imidazole Solvent Blends for CO2 Capture
(Journal article; Peer reviewed, 2019)The CO2 absorption performance of aqueous solvent blends containing four imidazoles (2-MeIm, 2-Et-4-MeIm, 2,4,5-MeIm and 1,2,4,5-MeIm) and four promoters (MEA, DEA, PZ, and MAPA) were investigated using a small-scale ... -
High-performance carbon-capture membranes developed by (non)solvent-induced nanostructural rearrangement in Nafion
(Peer reviewed; Journal article, 2023)Membrane materials exhibiting high CO2 permeability and selectivity are needed for CO2 capture to mitigate global climate change. In this study, Nafion is dissolved in and cast from N-methylpyrrolidone to generate membranes ...