Blar i Institutt for kjemisk prosessteknologi på tittel
Viser treff 175-194 av 1767
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Carbon molecular-sieve membranes developed from a Tröger's base polymer and possessing superior gas-separation performance
(Journal article; Peer reviewed, 2023)Carbon molecular-sieve membranes possess tremendous practical advantages over unary polymer membranes by providing high gas-separation performance levels, coupled with excellent mechanical and chemical stability. Improving ... -
Carbon nanotubes (CNT) for enhanced oil production from shales
(Master thesis, 2014)The shale gas production has brought a revolution in US energy market and the global prospect of shale gas production is on continuous increase. The advancements in hydraulic fracturing made it possible to extract very low ... -
Carbon-resistant NiO-Y2O3-nanostructured catalysts derived from double-layered hydroxides for dry reforming of methane
(Peer reviewed; Journal article, 2021)Yttrium promoted Ni/Mg/Al double-layered hydroxides were prepared through co-precipitation method and calcined at 550 °C for 5 h in order to obtain nanostructured mixed oxides. The catalysts were tested in dry reforming ... -
Catalysis for Control of Methane Slip in Marine Machinery - Using a Palladium based Catalyst
(Master thesis, 2016)In a world distributing more and more liquefied natural gas (LNG), due to it`s advantages within health, environment and energy compared to gasoline and diesel, it is favourable to research more within this area. The main ... -
Catalysis for control of methane slip in marine machinery - Using platinum-based catalysts
(Master thesis, 2016)Greenhouse gas abatement in the shipping industry has become increasingly relevant in the recent years, due to stricter laws and regulations. The use of ships running on liquid natural gas is thus growing rapidly in the ... -
Catalysis in microstructured reactors - short review on smallscale syngas production and further conversion into methanol, DME and Fischer-Tropsch products
(Journal article; Peer reviewed, 2017)Synthesis gas production and further conversion via the Fischer-Tropsch, methanol and dimethyl ether (DME) syntheses is currently economic only in the large scale. Compact, modular, and safe technology efficient in smaller ... -
Catalyst Deactivation During One-Step Dimethyl Ether Synthesis from Synthesis Gas
(Journal article; Peer reviewed, 2017)Catalysts for direct synthesis of dimethyl ether (DME) from synthesis gas should essentially contain two functions, i.e., methanol synthesis and methanol dehydration. In the present work, the deactivation of both functions ... -
Catalyst Development of Ethylene Oxychlorination to Ethylene Dichloride and Vinyl Chloride
(Doctoral theses at NTNU;2023:372, Doctoral thesis, 2023)Vinyl chloride monomer (VCM) is a critical component in the production of polyvinyl chloride (PVC), one of the most extensively used plastic polymers, through the polymerization process. The global VCM industry capacity ... -
Catalyst formulations for use in microstructured reactors for conversion of synthesis gas to liquids
(Doktoravhandlinger ved NTNU, 1503-8181; 2011:15, Doctoral thesis, 2011)Potential natural gas reserves in the world are more than 6000 trillion cubic feet. However, approximately 25% of these gas reserves are located offshore with no economic feasibility to be produced, transported and sold. ... -
Catalysts for electrochemical conversion of CO2 in aqueous solutions
(Doctoral theses at NTNU;2017:82, Doctoral thesis, 2017)An artificial photosynthesis process can 1) utilise renewable energy from the sun, 2) facilitate convenient energy storage in chemical bonds, 3) supply feed-stock to the chemical industry, and 4) recycle CO2 in a CO2-neutral ... -
Catalytic combustion of methane over nickel cobalt based catalysts derived from hydrotalcite precursors.
(Master thesis, 2017)The bimetallic Ni-Co mixed oxide catalysts derived from hydrotalcite precursors were investigated for the catalytic combustion of methane in order to determine the kinetic of this oxidative reaction. The 5wt% metal loading ... -
Catalytic Conversion of Kerogen in Enhanced Oil Production from Shales
(Master thesis, 2016)Low oil prices, limited oil reserves and an anticipated increase in global energy demand calls for alternative sources of energy. Oil production from shales is an unconventional hydrocarbon source which is currently too ... -
Catalytic conversion of oxygenates to fuels
(Master thesis, 2015)A catalytic study of copper coated on silica CuSiO2, titanium dioxide, TiO2 with and without carbon nanotubes, CNT, as support material and zeolite, HZSM 5, has been performed for conversion of n-propanol into C9+ alkanes ... -
Catalytic Dehydrogenation of Propane: Oxidative and Non-Oxidative Dehydrogenation of Propane
(Master thesis, 2012)The dehydrogenation of propane has a great interest, due to a global growing demand in propene. This reaction needs a catalyst, high temperature and low propane partial pressure. During this work, platinum hydrotalcite-supported ... -
Catalytic Hydrodeoxygenation of Bio-oils with Supported MoP-Catalysts
(Master thesis, 2013)The goal of this thesis was to test the MoP catalysts which were made during autumn 2012, in a HDO reaction of phenol to benzene at a HDO rig. The catalysts were supported by Al2O3, SiO2, TiO2 and ZrO2, and they were ... -
Catalytic isomerization of light alkanes
(Doktoravhandlinger ved NTNU, 1503-8181; 2004:160, Doctoral thesis, 2004)In recent years the levels of sulfur and benzene in the gasoline pool have been reduced, and in the future there may also be new regulations on vapor pressure and the level of aromatics and olefins as well. The limitations ... -
Catalytic Methane Abatement for Natural Gas Engines
(Master thesis, 2018)To reduce the greenhouse emissions it is proposed to use natural gas vehicles in the marine sector, instead of conventional vehicles using heavy fuel oil. Use of natural gas will reduce NOx, SOx and CO2 emissions, and will ... -
Catalytic Oxidation of NO over LaCo1−xBxO3 (B = Mn, Ni) Perovskites for Nitric Acid Production
(Journal article; Peer reviewed, 2019)Abstract Nitric acid (HNO3) is an important building block in the chemical industry. Industrial production takes place via the Ostwald process, where oxidation of NO to NO2 is one of the three chemical steps. The reaction ... -
Catalytic Oxidation of NO to NO2 for Industrial Nitric Acid Production Using Promoted Ruthenium Catalysts
(Master thesis, 2023)Den økende verdensbefolkningen og de økende utfordringene knyttet til klimaendringer krever effektiv og bærekraftig matproduksjon, og kunstgjødsel spiller en sentral rolle for å oppnå dette. En nøkkelingrediens i produksjonen ... -
Catalytic oxidation of NO to NO2 for nitric acid production
(Doctoral theses at NTNU;2019:376, Doctoral thesis, 2019)