Browsing SINTEF Open by Author "Krishnamurthy, Shreenath"
Now showing items 1-11 of 11
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3D Printed PEI Containing Adsorbents Supported by Carbon Nanostructures for Post-combustion Carbon Capture From Biomass Fired Power Plants
Krishnamurthy, Shreenath; Blom, Richard; Andreassen, Kari Anne; Middelkoop, Vesna; Rombouts, Marleen; Borras, Adolfo Benedito (Peer reviewed; Journal article, 2021)Processes that utilize solid adsorbents to capture CO2 are promising alternatives to state-of-art Amine based technologies for capturing CO2 from large point sources. Although the energy needs of solid sorbent-based processes ... -
Adsorption and diffusion of CO2 in CPO-27–Ni beads
Krishnamurthy, Shreenath; Blom, Richard; Ferrari, Maria-Chiara; Brandani, Stefano (Peer reviewed; Journal article, 2019)The present work involves the scale-up and characterization of CPO-27–Ni metal organic framework using a range of experimental techniques aimed at determining equilibrium and kinetic parameters to assess its potential for ... -
CO2 Capture with Structured Sorbents Containing Multiwalled Carbon Nano Tubes and Polyethyleneimine (PEI)
Krishnamurthy, Shreenath; Blom, Richard; Andreassen, Kari Anne; Grande, Carlos; Middelkoop, Vesna; Rombouts, Marleen; Borras, Adolfo Benedito (SINTEF Proceedings;7, Chapter; Peer reviewed; Conference object, 2021)In this work monolithic adsorbents containing polyethyleneimine (PEI) and multiwalled carbon nanotubes obtained by 3D printing. CO2 and N2 isotherms were measured using a commercial volumetric apparatus. Breakthrough ... -
Evaluation of Electrosorption Process for Phosphate and Nitrate Removal from Wastewater
Krishnamurthy, Shreenath; Jayasayee, Kaushik; Enebakk Eide, Tom-Andre; McCay, Katie; Tschentscher, Roman; Stensrød, Ruth Elisabeth; Sunding, Martin Fleissner (Peer reviewed; Journal article, 2022)The present work is dedicated to the preparation and characterization of carbon-based electrodes for the removal of phosphates and nitrate ions from wastewater by CDI method. Carbons obtained from the pyrolysis were used ... -
A Multiscale Approach for Evaluating UTSA-16 Adsorbent for Post Combustion Carbon Capture
Krishnamurthy, Shreenath; Mangano, Enzo; Ferrari, Maria-Chiara; Blom, Richard; Grande, Carlos; Friedrich, Daniel; Sarkisov, Lev; Brandani, Stefano (SINTEF Proceedings;7, Chapter; Peer reviewed; Conference object, 2021)UTSA-16 is considered as one of most promising Metal-Organic Frameworks (MOFs) for post combustion carbon capture in a vacuum swing adsorption (VSA) process. Current studies base their predictions on the equilibrium ... -
Performance-Based Screening of Porous Materials for Carbon Capture
Hajiahmadi Farmahini, Amir; Krishnamurthy, Shreenath; Friedrich, Daniel; Brandani, Stefano; Sarkisov, Lev (Peer reviewed; Journal article, 2021)Computational screening methods have changed the way new materials and processes are discovered and designed. For adsorption-based gas separations and carbon capture, recent efforts have been directed toward the development ... -
Post combustion carbon capture with supported amine sorbents: From adsorbent characterization to process simulation and optimization
Krishnamurthy, Shreenath; Lind, Anna Maria; Bouzga, Aud Mjærum; Pierchala, Joanna; Blom, Richard (Peer reviewed; Journal article, 2021)Supported amine sorbents are extensively studied in literature due to their moisture tolerating abilities. Most of the work with this group of adsorbents pertain to experimental studies on adsorption capacity, kinetics, ... -
Production of MOF Adsorbent Spheres and Comparison of Their Performance with Zeolite 13X in a Moving-Bed TSA Process for Postcombustion CO2 Capture
Mondino, Giorgia; Spjelkavik, Aud I.; Nord, Lars O.; Krishnamurthy, Shreenath; Didriksen, Terje; Stensrød, Ruth Elisabeth; Grande, Carlos Adolfo; Blom, Richard (Journal article; Peer reviewed, 2020)Well-shaped 300–700 μm spheres of aggregated metal–organic framework CPO-27-Ni crystallites have been produced using a spray-granulation method with cross-bonded alginate as the binder. The spheres are suitable for use in ... -
Screening Supported Amine Sorbents in the Context of Post-combustion Carbon Capture by Vacuum Swing Adsorption
Krishnamurthy, Shreenath; Boon, Jurriaan; Grande, Carlos Adolfo; Lind, Anna; Blom, Richard; de Boer, Robert; Willemsen, Hans; de Scheemaker, Gabriel (Peer reviewed; Journal article, 2021)The aim of this work was to evaluate the performance of three different supported amine sorbents in a 6-step vacuum swing adsorption (VSA) cycle through process simulation and optimization for a representative post-combustion ... -
Sorbents screening for post-combustion CO2 capture via combined temperature and pressure swing adsorption
Dhoke, Chaitanya; Cloete, Schalk Willem Petrus; Krishnamurthy, Shreenath; Seo, Hwimin; Luz, Ignacio; Soukri, Mustapha; Park, Yong-ki; Blom, Richard; Amini, Shahriar; Zaabout, Abdelghafour (Peer reviewed; Journal article, 2020)Adsorption-based post-combustion CO2 capture is enjoying significant research attention due to its potential for significant reductions in energy penalty, cost and environmental impact. Recent sorbent development work has ... -
Vacuum swing adsorption process for post-combustion carbon capture with 3D printed sorbents: Quantifying the improvement in productivity and specific energy over a packed bed system through process simulation and optimization
Krishnamurthy, Shreenath (Peer reviewed; Journal article, 2022)This fully computational work is dedicated to the simulation and optimization of a 6-step vacuum swing adsorption (VSA) process to study the performance of a 3D printed silica sorbent grafted with amino silane. The performance ...