Browsing Institutt for kjemisk prosessteknologi by Journals "International Journal of Greenhouse Gas Control"
Now showing items 1-20 of 36
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A review of potential amine solvents for CO2 absorption process: Absorption capacity, cyclic capacity and pKa
(Journal article; Peer reviewed, 2017)Solvent selection is an important element to enable low energy requirement in post combustion CO2 capture process by means of chemical absorption. In this paper, we investigated the CO2 capture performance of 132 different ... -
Aerosol growth in CO2 absorption with MEA, modelling and comparison with experimental results
(Peer reviewed; Journal article, 2021)A new and improved aerosol model has been developed and tested against experimental data. An e-NRTL equilibrium model for MEA was extended to cover sulphuric acid containing droplets and validated against new eboulliometer ... -
An approach for VLE model development, validation, and implementation in Aspen Plus for amine blends in CO2 capture: the HS3 solvent case study
(Journal article; Peer reviewed, 2023)Carbon Capture and Storage (CCS) using chemical absorption is a viable method to significantly cut CO2 emissions in the industrial and energy sectors. However, further development of improved absorbents is necessary to ... -
Assessment of a membrane contactor process for pre-combustion CO2 capture by modelling and integrated process simulation
(Journal article; Peer reviewed, 2018)A membrane contactor process for pre-combustion CO2 capture from shifted synthesis gas originated from IGCC power plant is assessed from the technical and economical point of views. The process is designed as pressure swing ... -
Characterization and modelling of aerosol droplet in absorption columns
(Journal article, 2017)Formation of aerosols can cause serious complications in industrial exhaust gas cleaning processes. Small mist droplets and fog formed can normally not be removed in conventional demisting equipment because their submicron ... -
Characterization of 2-Piperidineethanol and 1-(2-Hydroxyethyl)piperidine as strong bicarbonate forming solvents for CO2 Capture
(Journal article; Peer reviewed, 2017)The solubility of CO2 in the aqueous solutions of 50 mass% 2-Piperidineethanol (2-PPE) and 40 mass% 1-(2-Hydroxyethyl)pyrrolidine (1-(2HE)PRLD) was measured at temperatures from 40 to 120 °C at CO2 loading from 0.04 to 0.8 ... -
Characterization of aerosol emissions from CO2 capture plants treating various power plant and industrial flue gases
(Journal article; Peer reviewed, 2018)Undesired aerosol formation in gas–liquid contact devices has been a well-known phenomenon in the chemical industry for several decades and can cause severe problems in industrial gas cleaning processes. Several studies ... -
Corrosion and degradation in MEA based post-combustion CO2 capture
(Journal article; Peer reviewed, 2016)Two of the main challenges in post-combustion CO2 capture with ethanolamine are solvent degradation and material corrosion. It has been shown that there is a correlation between degradation and corrosion. The present paper ... -
Decomposition of nitrosamines in aqueous monoethanolamine (MEA) and diethanolamine (DEA) solutions with UV-radiation
(Journal article; Peer reviewed, 2014)CO2 capture based on chemical absorption using amine solutions is considered to be the most feasible way to remove CO2 from low pressure sources. However, amines, when exposed to nitrous oxides, may form nitrosamines which ... -
Degradation and corrosion inhibitors for MEA-based CO2 capture plants
(Journal article; Peer reviewed, 2016)In amine based post-combustion CO2 capture and storage, solvent degradation and corrosion of steel materials are the main operational challenges. In this paper the focus was on minimizing degradation and corrosion by ... -
Demonstration of non-linear model predictive control for optimal flexible operation of a CO2 capture plant
(Peer reviewed; Journal article, 2022)Due to the penetration of renewable intermittent energy, there is a need for coal and natural gas power plants to operate flexibly with variable load. This has resulted in an increasing interest in flexible and operational ... -
Effect of the concentration of MAPA on the heat of absorption of CO2 and on the cyclic capacity in DEEA-MAPA blends
(Journal article; Peer reviewed, 2017)n this work, the heat of absorption of CO2 in aqueous blends of 2-(diethylamino)ethanol (DEEA) and 3-(methylamino)propylamine (MAPA) were measured as a function of CO2 loading at 40 °C, 80 °C and 120 °C. The main objective ... -
Evaluation of a phase change solvent for CO2 capture: Absorption and desorption tests
(Journal article; Peer reviewed, 2014)A blend of a tertiary amine (DEEA) and a diamine (MAPA) was studied in a screening apparatus for preliminary absorption tests. Two immiscible liquid phases were formed upon CO2 loading and the system was shown to have large ... -
Evaluation of a phase change solvent for CO2 capture: Absorption and desorption tests
(Journal article; Peer reviewed, 2014) -
Extensive dataset for oxidative degradation of ethanolamine at 55-75 °C and oxygen concentrations from 6 to 98%
(Journal article; Peer reviewed, 2016)Post combustion CO2 capture using amines as chemical absorbents is a relatively mature technology. Rate of reaction and desorption energy demand are normally prime criteria for evaluation of new solvents while degradation ... -
Field test of a pre-pilot scale hollow fiber facilitated transport membrane for CO2 capture
(Journal article; Peer reviewed, 2019)In this work, a pre-pilot scale hollow fiber membrane module with a PVA/ProK hybrid membrane containing up to 40 wt% amino acid salt was fabricated and tested infield for CO2 capture. The petroleum coke-fired flue gas ... -
Gas phase amine depletaion created by aerosol formation and growth
(Journal article; Peer reviewed, 2017)Aerosols are systems of droplets or wet particles suspended in gases. In post combustion CO2 absorption systems aerosols can be formed by spontaneous phase transitions in supersaturated gas phases or by droplets or particles ... -
Impact of dissolved oxygen removal on solvent degradation for post-combustion CO2 capture
(Peer reviewed; Journal article, 2021)One of the major issues encountered in the Post Combustion CO2 Capture processes is the degradation of the solvent which can be in great part attributed to the presence of oxygen in the solution. The present report focuses ... -
Influence of experimental setup on amine degradation
(Journal article; Peer reviewed, 2014)Chemical stability of amines under CO2 capture conditions is a well known problem both for process operability and related to economy and environmental issues. Many degradation studies have been conducted under different ...