Browsing NTNU Open by Author "Pinto, Diego Di Domenico"
Now showing items 1-20 of 24
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Absorption and Desorption Study of Alkylamine Promoted DEEA Solvents for CO2 Capture
Bernhardsen, Ida Mortensen; Perinu, Cristina; Jens, Klaus-Joachim; Pinto, Diego Di Domenico; Knuutila, Hanna K (Journal article; Peer reviewed, 2018)Three primary and two secondary mono-alkylamines, and a di-alkylamine (3 (Methylamino)propylamine, MAPA) were investigated in blend with a tertiary amine (2-(Diethylamino)ethanol, DEEA). The aim of the study was to ... -
Activity-based Kinetics of the Reaction of Carbon Dioxide with Aqueous Amine Systems. Case studies: MAPA and MEA
Monteiro, Juliana Garcia Moretz-Sohn; Pinto, Diego Di Domenico; Luo, Xiao; Knuutila, Hanna; Hussain, Saddam; Mba, Emmanuel; Hartono, Ardi; Svendsen, Hallvard Fjøsne (Journal article; Peer reviewed, 2013) -
Aqueous Mapa, DEEA, and Their Blend as CO2 Absorbents: Interrelationship between NMR Speciation, pH, and Heat of Absorption Data
Perinu, Cristina; Bernhardsen, Ida; Pinto, Diego Di Domenico; Knuutila, Hanna K; Jens, Klaus-Joachim (Journal article; Peer reviewed, 2019)On the basis of speciation by nuclear magnetic resonance (NMR) spectroscopy, heat of absorption, and pH data, the reactions occurring in aqueous MAPA (3-(methylamino)propylamine), DEEA (2-(diethylamino)ethanol), and their ... -
CO2 capture solvents; modeling and experimental characterization
Pinto, Diego Di Domenico (Doktoravhandlinger ved NTNU, 1503-8181; 2014:233, Doctoral thesis, 2014)With more than 80% of the world’s energy consumption coming from the burning of fossil fuel (BP, 2013; IEA, 2013), the mitigation of greenhouse-gas from the energy sector is crucial for avoiding climate change. Amine ... -
Combined subsea hydrate control and H2S removal
Shoukat, Usman (Doctoral theses at NTNU;2019:127, Doctoral thesis, 2019)In Norway natural gas production mostly comes from offshore facilities and contains impurities such as acid gases (hydrogen sulfide (H2S) & carbon dioxide (CO2)), water vapor, and mercury, etc. These impurities can cause ... -
Density measurements and modelling of loaded and unloaded aqueous solutions of MDEA (N-methyldiethanolamine), DMEA (N,N-dimethylethanolamine), DEEA (diethylethanolamine) and MAPA (N-methyl-1,3-diaminopropane)
Pinto, Diego Di Domenico; Monteiro, Juliana Garcia Moretz-Sohn; Johnsen, Birgit; Svendsen, Hallvard Fjøsne; Knuutila, Hanna (Journal article; Peer reviewed, 2014) -
eNRTL Parameter Fitting Procedure for Blended Amine Systems: MDEA-PZ Case Study
Pinto, Diego Di Domenico; Monteiro, Juliana Garcia Moretz-Sohn; Bersås, Anita; Haug-Warberg, Tore; Svendsen, Hallvard Fjøsne (Journal article; Peer reviewed, 2013) -
Evaluation of a phase change solvent for CO2 capture: Absorption and desorption tests
Pinto, Diego Di Domenico; Zaidy, Syed Amjad Hussain; Hartono, Ardi; Svendsen, Hallvard Fjøsne (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
Pinto, Diego Di Domenico; Zaidy, Syed Amjad Hussain; Hartono, Ardi; Svendsen, Hallvard Fjøsne (Journal article; Peer reviewed, 2014) -
From hybrid solvents to water-lean solvents – A critical and historical review
Wanderley, Ricardo Ramos; Pinto, Diego Di Domenico; Knuutila, Hanna K (Journal article; Peer reviewed, 2020)Every year, a plethora of studies focused on developing water-lean solvents for CO2 capture is published in the scientific literature. More often than not, these studies lack a satisfactory contextualization with the ... -
Hydrogen Sulfide Solubility in 50 wt.% and 70 wt.% Aqueous Methyldiethanolamine at Temperatures from 283 to 393 K and Total Pressures from 500 to 10000 kPa
Skylogianni, Eirini; Mundal, Ingvild; Pinto, Diego Di Domenico; Coquelet, Christophe; Knuutila, Hanna K (Peer reviewed; Journal article, 2020)The hydrogen sulfide (H2S) absorption capacity of a 70 wt% aqueous methyldiethanolamine (MDEA) solution was investigated in a static-analytic apparatus at temperatures of 283, 353 and 393 K and pressures of 2000, 6000 and ... -
Influence of pKa on solvent performance of MAPA promoted tertiary amines
Bernhardsen, Ida Mortensen; Krokvik, Iris Renate Tøkje; Perinu, Cristina; Pinto, Diego Di Domenico; Jens, Klaus-Joachim; Knuutila, Hanna K (Journal article; Peer reviewed, 2018)In the present work, absorption and desorption performance of ten single tertiary amines and their blends with MAPA was studied using a screening apparatus. Absorption experiments were conducted at 40 °C and up to 9.5 kPa ... -
Investigating opportunities for water-lean solvents in CO2 capture: VLE and heat of absorption in water-lean solvents containing MEA
Wanderley, Ricardo Ramos; Pinto, Diego Di Domenico; Knuutila, Hanna K (Journal article; Peer reviewed, 2020)A thorough investigation on a set of organic diluents for water-lean solvent formulation has been carried in this work. The performance of aqueous monoethanolamine (MEA) 30 %w/w has been compared to that of mixtures between ... -
Modeling of oxidative MEA degradation
Pinto, Diego Di Domenico; Brodtkorb, Thea Wilhelmine; Vevelstad, Solrun Johanne; Knuutila, Hanna; Svendsen, Hallvard Fjøsne (Journal article; Peer reviewed, 2014)Considerable amount of work had been recently done researching the degradation of solvents for CO2 post combustion capture, especially for the benchmark solvent MEA. The degradation of the solvent can cause plant corrosion ... -
New Polyalkylated Imidazoles Tailored for Carbon Dioxide Capture
Evjen, Sigvart; Fiksdahl, Anne; Pinto, Diego Di Domenico; Knuutila, Hanna K (Journal article; Peer reviewed, 2018)Aqueous polyalkylated imidazoles have gained interest as potential CO2 capture solvents due to their high oxidative stability and low vapor pressures compared to traditional amines. In this work, 21 aqueous solutions of ... -
NMR Speciation of Aqueous MAPA, Tertiary Amines, and Their Blends in the Presence of CO2: Influence of pKa and Reaction Mechanisms
Perinu, Cristina; Bernhardsen, Ida Mortensen; Pinto, Diego Di Domenico; Knuutila, Hanna K; Jens, Klaus-Joachim (Journal article; Peer reviewed, 2018)The diamine 3-(methylamino)propylamine (MAPA) and eight tertiary amines were studied as single and blended aqueous CO2 absorbents at different concentrations and ratios to investigate their reaction mechanisms. After ... -
Overall Process Analysis and Optimisaton for CO2 Capture from Coal Fired Power Plants basen on Phase Change Solvents Forming Two Liquid Phases
Liebenthal, Ulrich; Pinto, Diego Di Domenico; Monteiro, Juliana Garcia Moretz-Sohn; Svendsen, Hallvard Fjøsne; Kather, Alfons (Journal article; Peer reviewed, 2013)In this work the potential of a novel post-combustion CO2 capture process is analysed with respect to the integrated overall process. As solvent a blend of two amines (DEEA/MAPA) which forms two liquid phases under CO2 ... -
Simulation of H2S Removal from Biogas Using Aspen Plus
Paulsen, Martine (Master thesis, 2019)Biogass er en forbybar energikilde og kan brukes som en substitutt til naturgass. Biogass må renses før den kan oppgraderes til biometan. Komponenter som kan gjøre skade på prosessutstyret, som for eksempel hydrogen sulfid ... -
Study of various aqueous and non-aqueous amine blends for hydrogen sulfide removal from natural gas
Shoukat, Usman; Pinto, Diego Di Domenico; Knuutila, Hanna K (Journal article; Peer reviewed, 2019)Various novel amine solutions both in aqueous and non-aqueous [monoethylene glycol (MEG)/triethylene glycol(TEG)] forms have been studied for hydrogen sulfide (H2S) absorption. The study was conducted in a custom build ... -
The Salting-out Effect in Some Physical Absorbents for CO2 Capture
Wanderley, Ricardo Ramos; Evjen, Sigvart; Pinto, Diego Di Domenico; Knuutila, Hanna K (Journal article; Peer reviewed, 2018)The solubility of CO2 in organic solvents N-methyl-2-pyrrolidone (NMP), methanol and monoethylene glycol (MEG) at 30 °C was measured together with its heat of absorption. The salts lithium nitrate (LiNO3), lithium chloride ...