Browsing Institutt for kjemisk prosessteknologi by Document Types "Journal article"
Now showing items 1-20 of 902
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3D aligned-carbon-nanotubes@Li2FeSiO4 arrays as high rate capability cathodes for Li-ion batteries
(Journal article; Peer reviewed, 2013-09-27)3D aligned-carbon-nanotubes (ACNTs)@Li2FeSiO4 nanocomposite arrays on Al foil were developed as cathode materials for Li-ion batteries. The ACNTs were grown directly on an Al foil by a chemical vapor deposition method to ... -
A Brief Review of Nanocellulose Based Hybrid Membranes for CO2 Separation
(Journal article; Peer reviewed, 2019)Due to the high specific surface area, high mechanical strength and broad possibility of surface modification, nanocellulose has obtained much attention as a new class of bio-based nanomaterials with promising potential ... -
A comparative study of quality and safety of Atlantic cod (Gadus morhua) fillets during cold storage, as affected by different thawing methods of pre-rigor frozen headed and gutted fish
(Journal article; Peer reviewed, 2017)BACKGROUND The catch of marine whitefish is typically seasonal, whereas the land‐based processing industry has a need for all‐year stable supply of raw materials. This challenge can be met by applying fish frozen at sea. ... -
A comprehensive kinetics study on non-isothermal pyrolysis of kerogen from Green River oil shale
(Journal article; Peer reviewed, 2018)Fundamentally understanding the pyrolysis kinetics of kerogen is of prime scientific and industrial importance. Herein, bitumen- and carbonates-free kerogen sample is prepared through Soxhlet extraction followed by ... -
A Control- and Estimation-Oriented Gravity Separator Model for Oil and Gas Applications Based upon First-Principles
(Journal article; Peer reviewed, 2018)We introduce a simple model for a gravity separator based on first principles. It can be used for controller design to control the levels of oil, water, and the gas pressure as well as observer design to estimate unmeasurable ... -
A correlative spatiotemporal microscale study of calcium phosphate formation and transformation within an alginate hydrogel matrix.
(Journal article; Peer reviewed, 2016)The modification of soft hydrogels with hard inorganic components is a method used to form composite materials with application in non-load-bearing bone tissue engineering. The inclusion of an inorganic component may provide ... -
A critical update of experimental techniques of bulk and interfacial components for fluid characterization with relevance to well fluid processing and transport
(Journal article; Peer reviewed, 2020)The present article reviews techniques to address central flow assurance and separation issues. It is our purpose to update the need for extended information in order to draw adequate conclusions about the reason for ... -
A Distributed Algorithm for Scenario-based Model Predictive Control using Primal Decomposition *
(Journal article; Peer reviewed, 2018)In this paper, we consider the decomposition of scenario-based model predictive control problem. Scenario MPC explicitly considers the concept of recourse by representing the evolution of uncertainty by a discrete scenario ... -
A Distributed Optimization Strategy for Large Scale Oil and Gas Production Systems
(Journal article; Peer reviewed, 2018)n this paper, we consider the problem of real-time optimization of an oil and gas production network. The production network is often made of several wells from different reservoir sections producing to a common processing ... -
A DPD study of asphaltene aggregation: The role of inhibitor and asphaltene structure in diffusion-limited aggregation
(Journal article; Peer reviewed, 2017)The kinetic effects of DBSA (dodecyl benzene sulfonic acid) and a linear amphihile on asphaltene aggregation was investigated, using dissipative particle dynamics molecular simulations. The simulation results indicated ... -
A Dynamic Extremum Seeking Scheme Applied to Gas Lift Optimization
(Journal article; Peer reviewed, 2019)This paper presents the application of a data-driven optimization scheme using transient measurements to a gas-lift optimization problem. Optimal operation of a gas-lifted field involves controlling the marginal gas-oil ... -
A multifluid-PBE model for simulation of mass transfer limited processes operated in bubble columns
(Journal article, 2017)Modeling of reactive dispersed flows with interfacial mass transfer limitations require an accurate description of the interfacial area, mass transfer coefficient and the driving force. The driving force is given by the ... -
A New Termination Criterion for Sampling for Surrogate Model Generation using Partial Least Squares Regression
(Journal article; Peer reviewed, 2019)This paper proposes a new incremental sampling method for the generation of surrogate models based on the application of partial least squares regression (PLSR) as a termination criterion. Compared to existing incremental ... -
A numerical solution strategy for dynamic simulation of post-combustion CO2 capture
(Journal article; Peer reviewed, 2013)This paper describes in detail the numerical solution of a dynamic process developed for post-combustion absorption based CO2 capture. The method used in this work is sequential modular integration. This means that each ... -
A Primal decomposition algorithm for distributed multistage scenario model predictive control
(Journal article; Peer reviewed, 2019)This paper proposes a primal decomposition algorithm for efficient computation of multistage scenario model predictive control, where the future evolution of uncertainty is represented by a scenario tree. This often results ... -
A review of material development in the field of carbon capture and the application of membrane-based processes in power plants and energy-intensive industries
(Journal article; Peer reviewed, 2018)This review highlights recent developments and future perspectives on CO2 capture from power plants and energy-intensive industries to reduce CO2 emissions. Different types of membrane materials for CO2 capture were reviewed ... -
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 ... -
A robust method to calculate the volume phase transition temperature (VPTT) for hydrogels and hybrids
(Journal article; Peer reviewed, 2017)Here, we report three different methods to determine the volume phase transition temperature (VPTT) of various systems including poly(N-isopropylacrylamide) (pNIPAm) based nanogels, Au nanoclusters and a combination of ... -
A Sensory-Motor Control Model of Animal Flight Explains Why Bats Fly Differently in Light Versus Dark
(Journal article; Peer reviewed, 2015)Animal flight requires fine motor control. However, it is unknown how flying animals rapidly transform noisy sensory information into adequate motor commands. Here we developed a sensorimotor control model that explains ... -
A Shortcut Design for Kaibel Columns Based on Minimum Energy Diagrams
(Journal article; Peer reviewed, 2011)In this paper, a shortcut procedure is proposed to design a 4-product dividing-wall column. It is based on the information derived from Vmin diagram. This has the advantage of having more meaningful guesses for energy ...