Blar i Institutt for kjemisk prosessteknologi på emneord "Industriell kjemi og bioteknologi, Miljø- og reaktorteknologi"
Viser treff 1-20 av 38
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A gas to liquid Fischer-Tropsch process integrated with Solar Thermal Water Split - Techno-Economical Feasibility
(Master thesis, 2016)Hydrocarbons are used in many products, and are the primary energy source for current civilizations, mainly as combustible fuel. There is a rapidly growing demand for environmentally friendly and renewable energy sources ... -
Calorimetric measurements with CO2 capture solvents - Heat capacity, Cp, measurements for loaded and unloaded alkanolamine solutions using CPA202 Reaction Calorimeter
(Master thesis, 2015)Most chemical and physical processes are accompanied by heat effects, which may contain significant information concerning the mechanisms of the processes. Quantitative knowledge of the thermodynamic properties of CO2 ... -
Carbon dioxide absorption with non-porous hollow fiber membrane contactors - Module fabrication and characterisation
(Master thesis, 2018)Carbon capture and storage (CCS) is recognised as one of the key technologies to reduce greenhouse gas emissions from industrial plants. Currently, the most established technology is chemical absorption with amines, but ... -
Dynamic modeling and optimalization of the cheese making procedure
(Master thesis, 2017)This thesis has successfully derived an dynamic model based on analytic solutions for production of semi-hard cheeses on the basis of raw milk from the cattle breed Norwegian red. The main emphasis has been to create a ... -
The Effect of Alkalinity, Magnesium and Ferrous on the Precipitation of Calcium Carbonate at Pre-Treatment Conditions of Mono Ethylene Glycol
(Master thesis, 2016)Mono ethylene glycol (MEG) is used to prevent formation of gas hydrate in the pipes transporting natural gas. The MEG is regenerated in a closed MEG loop, where water and salts are removed. The divalent ions are harder to ... -
Effect of Liquid Viscosity on the Performance of Non-Porous Membrane Contactor for CO2 Capture
(Master thesis, 2017)CO2 capture and storage has been proposed as the main option for reduction of CO2 emissions in the short term, and one promising technology is the membrane contactor. Amine based solvents have proved to be effective ... -
The Effect of Supersaturation and Additives on Calcium Carbonate Scaling at Mono Ethylene Glycol Pre-Treatment Conditions
(Master thesis, 2017)In this report the effect of supersaturation and additives on calcium carbonate scaling under mono ethylene glycol (MEG) pre-treatment conditions (T=80°C and 50 wt% MEG) have been studied. The additives used are magnesium ... -
Effects of Seeding on the Crystallization Behaviour and Filtration Abilities of an Aromatic Amine
(Master thesis, 2017)One of the intermediates in the production of X-ray contrast agents at GE Healthcare Lindesnes, commonly referred to as an aromatic amine, is subject to a crystallization. Crystallization parameters such as size, size ... -
Enhancement of the Separation Performances of High Free Volume Polymers for CO2 Capture
(Master thesis, 2017)Poly(1-trimethylsilyl-1-propyne) (PTMSP) is a high free volume polymer exhibiting preferable properties such as a very high permeability for application in gas separation. Still, the poor selectivity of PTMSP need to be ... -
Fluoride Adsorption On Iron Hydroxide Oxide Pricipitates During Zinc Prodcuction
(Master thesis, 2017)In the zinc smelters at Boliden Odda, the zinc is extracted from the purified zinc sulphate solution by electrowinning. If the purified zinc sulphate contains more than 35 mg/L fluoride, the extracted zinc cannot be removed ... -
Hybrid membranes to limit amine evaporation in membrane contactors for CO2 capture
(Master thesis, 2017)In order to meet the global demand of energy from combustion processes with fossil fuels without interfering with the atmospheric levels of CO2 , carbon capture and storage (CCS) is considered a viable solution. Separation ... -
Incoporating Ammonia Synthesis for an Offshore Gas-to-Liquid Process
(Master thesis, 2016)The world energy demand is increasing, and so is the demand for fertilizer to sustain an exponential population growth. Currently, with low oil prices, asso- ciated natural gas is flared off or re-injected into oil reservoirs ... -
Integration of Renewable Production of Hydrogen in Current Biomass-to-Liquid Biofuels Production Systems
(Master thesis, 2017)This report focuses on the production of hydrocarbons in a biomass to liquid (BtL) process with integration of hydrogen production. The hydrogen will be produced from high temperature electrolysis of steam utilizing excess ... -
Mapping of Vapor-Liquid Equilbrium Data for: 1,3-diaminopropane (1,3-DAP) - Experiments and modeling
(Master thesis, 2014)Et nytt sett av datapunkter for et tærnert damp-væske likevektssystem av H2O, CO2 and 1,3-diaminopropan (1,3-DAP) er kartlagt i dette arbeidet. Dataene ble funnet ved bruk av to type apparaturer, der faselikevekt og kjemisk ... -
Måling av reaksjonsvarme og gass-/væskelikevekt for CO2 fangst i solventer med to væskefaser
(Master thesis, 2016)Absorpsjon av CO2 ved bruk av aminer er en velutviklet teknologi for CO2-fangst. Likevel er det stort forbedringspotensial ved dagens teknologi, relatert til blant annet høyt energiforbruk, degradering av aminer og ... -
Measuring gas-liquid mass transfer in very small bubbles
(Master thesis, 2018)Modern industry is always striving for process optimization and reducing emissions, which in many cases requires an accurate modeling of interfacial gas-liquid mass transfer. To study the interfacial gas-liquid mass ... -
Mercury Behaviour in Gas-Condensate-Monoethylene Glycol (MEG) Systems
(Master thesis, 2016)Gas and condensate production gets more challenging as the exploration takes place in deeper and in lower quality reservoirs. Under certain conditions, hydrate plugging is a major problem, causing damages to pipes and ... -
A Methodology for Finding the Optimal Location of the Processing Facility in Offshore Oil and Gas Developments
(Master thesis, 2017)To ensure a sustained and economically feasible production of hydrocarbons in offshore oil and gas developments, it is essential that the oil recovery technique, location of the processing facility and the pipeline design ... -
Modeling and Simulation of a Bubble Column Reactor for Single-Cell Protein Production from Methane
(Master thesis, 2017)The methane fermentation of the bacterium Methylococcus capsulatus (Bath) to produce single-cell protein has been studied by the use of mathematical modeling and simulations. Protein production by fermentation can substitute ... -
Numerical Implementation and Evaluation of a Set of Population Balance Breakage Closures
(Master thesis, 2016)The population balance equation (PBE) can be used to model multiphase processes, where one or more dispersed phases are distributed in a continuous medium. In such systems, the interfacial area is an important quantity, ...