Blar i Institutt for kjemisk prosessteknologi på forfatter "Hägg, May-Britt"
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Carbon Dioxide Capture from Flue Gas by FSC (Fixed-Site-Carrier) Membranes: The Effect on Membrane Separation Properties of Casting Solution pH and Exposure to Contaminants
Leithe, Anna Elise (Master thesis, 2011)Polyvinyl amine (PVAm) Fixed-Site-Carrier (FSC) membranes prepared with various casting solution pH were developed for CO2 capture from flue gas. Among these membranes tested, the membranes prepared from casting solutions ... -
Carbon dioxide separation from flue gas by FSC (Fixed-Site-Carrier) membranes: Investigation on effect of polymer casting solution pH and process parameters on carbon dioxide separation at lab scale and pilot set-up scale
Katto, Aristides Robert (Master thesis, 2012)In this master thesis work, the fixed site carrier (FSC) polyvinylamine (PVAm) composite membranes were studied for their CO2 separation performance with respect to the pH of their casting solution. The study was done at ... -
Combination of ionic liquids with membrane technology: a new approach for CO2 separation
Dai, Zhongde (Doctoral thesis at NTNU;2016:91, Doctoral thesis, 2016)The objective of this PhD study is to combine the advantages of membrane and ILs technologies to develop high-performance IL-based membrane contactors and membranes for CO2 separation from various sources. First of all, ... -
Development of membrane materials for a membrane contactor
Seglem, Karen Nessler (Doctoral theses at NTNU;2017:88, Doctoral thesis, 2017)International Energy Agency reports a continued increase in global use of natural gas in World Energy Outlook 2016. A large part of the total gas reserves has high amounts of one or both of the acid gases carbon dioxide ... -
Development of Membrane Materials for Gas-liquid Membrane Contactors for CO2 Capture from Natural Gas
Tomasa, Tina (Master thesis, 2013)In this work, membrane materials are developed with the purpose to be used in a gas-liquid membrane contactor for CO2 capture from natural gas. The amine, methyl diethanolamine (MDEA), is to be used in the liquid phase as ... -
FSC hollow fibre membranes - Optimization of coating and drying procedures
Ruud, Anniken Amos (Master thesis, 2016)Composite hollow fibre membranes were prepared by coating PVAm and PDMS, on a PSf support. Bundles consisting of 100 fibres were placed in PVC tubes with diameter 0.6cm, which gave a packing density of 30,3%. The bundles ... -
Investigation of a membrane contactor for CO2 capture from natural gas/biogas
Garrido Lopez, Jaime (Master thesis, 2016)Carbon dioxide needs to be separated from natural gas or biogas streams and membrane contactors can be a very good alternative for it. In this work a poly(1-trimethylsilyl-1-propyne) supported by a polyvinylidene fluoride ... -
Investigation of new polymeric membranes with controlled architecture for CO2 capture
Rahman, Mohammad Mashukur (Master thesis, 2011)This paper discusses various characteristics of new polymeric membranes for the purpose of CO2 capture. Different types of single and copolymers were examined; especially by the sorption measurement at different pressures ... -
Investigation of New Polymeric Membranes with Controlled Architecture for CO2 Capture
Prache, Marie Odile (Master thesis, 2012)The capture of CO2 is of high interest in a society concerned by climate change and consequently by greenhouse gas emissions. If the amine absorption or hot potassium scrubbing are widely used, several membrane processes ... -
Mass transfer study for carbon dioxide capture in a gas-liquid membrane contactor
Saeed, Muhammad (Master thesis, 2011)Emission of green house gases especially CO2 has become a major environmental issue. In order to control and reduce the CO2 emissions, carbon capture and storage (CCS) is an important tool. Removal of acidic gases by ... -
Mathematical Modelling and Process Simulation of a Membrane Absorption Process for Pre-combustion CO2 Capture
Usman, Muhammad (Doctoral theses at NTNU;2017:216, Doctoral thesis, 2017)The greenhouse gas emissions, particularly CO2, are significantly impacting the global climate change. There are strong desires to find energy efficient and economical solutions for CO2 capture from energy production, ... -
Novel hybrid membranes for post-combustion CO2 capture
Heredia, Gabriel Guerrero (Doctoral theses at NTNU;2017:274, Doctoral thesis, 2017)Climate change is undeniable. Greenhouse gases emissions such as CO2, CH4, and others, have caused that the global temperature starts to increase, and thus originating several changes in the world atmosphere. On the other ... -
Osmotic membrane pressure actuator
Greene, Jonathan Ashley (Master thesis, 2011)This master thesis has focused on the membrane for the osmotic membrane pressure actuator (OMPA). The OMPA is an autonomous inflow control device for intended use in oil and gas wells. Its function is to prevent water from ... -
Performance Investigation of Membranes Suitable for Osmotic Membrane Pressure Actuators
Trondsen, Gaute Tolås (Master thesis, 2014)Polybenzimidazole (PBI) membrane performance having hydrocarbons mixed with the feed water was investigated. Forward osmosis (FO) and pressure retarded osmosis (PRO) experiments were performed with different ratios of ... -
Preparation of PVAm/PSf composite hollow fibers for flue gas applications
Johannessen, Petra-Kristine (Master thesis, 2012)Polysulfone (PSf) hollow fibres as support for Fixed-Site-Carrier (FSC) polyvinylamine (PVAm)/PSf composite membranes used for CO2 capture were attempted optimized by increasing the air gap and take-up speed during spinning. ... -
Testing and Optimization of Nano Particles Reinforced PVAm/PVA Blend FSC Membranes for High Pressure Natural Gas Sweetening
Sørheim, Anders (Master thesis, 2012)Employing gas separation membranes for natural gas sweetening is a cheaper, simpler, more energy ecient and an environmentally friendly alternative to separate CO2 from methane. Signicant advances has been made in ... -
Testing and Optimization of PVAm/PVA Blend Membranes for Biogas Upgrading
Berstad, Eivind (Master thesis, 2012)Membrane technology is an energy saving, environment friendly and low cost separation technology. This master’s thesis has focused on testing and optimization of polyvinylamine/polyvinylalcohol (PVAm/PVA) blend fixed-site-carrier ... -
The Effect of Liquid Exposure on PTMSP/TiO2 Nanocomposite Membranes for Gas-Liquid Membrane Contactors for Removal of CO2 from Natural Gas
Mortensen, Henriette Iselin (Master thesis, 2014)This project concerns the development of membrane materials for use in gas-liquid membrane contactors for the removal of CO2 from natural gas. In this application, the membrane is primarily intended to prevent any phase ...