Blar i Institutt for prosess-, energi- og miljøteknologi på tidsskrift "Linköping Electronic Conference Proceedings"
Viser treff 1-20 av 87
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A Study of the Effect of Relative Permeability and Residual Oil Saturation on Oil Recovery
(Journal article; Peer reviewed, 2015-11-25)The depletion of oil production and the low recovery rate are the major challenges faced in oil production. Several studies have shown that considerable amount of oil still remains in the reservoir after the well shutdown. ... -
Anaerobic Digestion of Hemicellulosic Sugars Implemented in ADM1
(Peer reviewed; Journal article, 2020)Lignocellulosic biomass is a sustainable and renewable source for both solids like biochar and biomethane by anaerobic digestion (AD). Hot water extraction (HWE) improves the total utilization of the biomass and produces ... -
Analysis of the effect of steam-to-biomass ratio in fluidized bed gasification with multiphase particle-in-cell CFD Simulation
(Journal article; Peer reviewed, 2017)Biomass has been identified as a key renewable energy source to cope with upcoming environmental challenges. Gasification of biomass is becoming interested in large scale operation, especially in synthesis of liquid fuels. ... -
Analyzing the Effects of Geometrical and Particle Size Uncertainty in Circulating Fluidized Beds using CPFD Simulation
(Journal article; Peer reviewed, 2019)Computational fluid dynamic modeling and simulation is becoming a useful tool in the detailed analysis of multiphase flow systems. The level of uncertainty is different depending on selected modeling concept and numerical ... -
Analyzing the effects of particle density, size, size distribution and shape for minimum fluidization velocity with Eulerian-Lagrangian CFD simulation
(Journal article; Peer reviewed, 2017)Fluidized bed reactor systems are widely used due to excellent heat and mass transfer characteristics followed by uniform temperature distribution throughout the reactor volume. The importance of fluidized beds is further ... -
Applicability of NRTL Model for Prediction of the Viscosity of Alkanolamine + Water Mixtures
(Journal article; Peer reviewed, 2019)This study discusses the applicability of the non-random two-liquid (NRTL) model to represent viscosity for MEA (monoethanol amine) + H2O and AMP (2-amino-2-methyl-1-propanol) + MEA (monoethanol amine) + H2O mixtures under ... -
Application of Autonomous Inflow Control Valve for Enhanced Bitumen Recovery by Steam Assisted Gravity Drainage
(Peer reviewed; Journal article, 2022)Steam assisted gravity drainage is a thermal method for enhanced bitumen recovery. In this method, steam is injected to bitumen and heavy oil to reduce the viscosity and make the oil mobile. However, early breakthrough of ... -
Aspen Plus simulation of biomass gasification for different types of biomass
(Journal article; Peer reviewed, 2019)A steady-state Aspen Plus model was developed for biomass gasification in a fluidized bed reactor. A combination of different Aspen Plus unit operations was used to model the gasification process. The model was used to ... -
CFD Study of Particle Flow Patterns in a Rotating Cylinder Applying OpenFOAM and Fluent
(Journal article; Peer reviewed, 2017)A rotating cylinder (RC) is a common type of reactor used in the industry, the most typical example being a cement kiln. The particle flow pattern inside such a unit is necessary for the mass and energy transfer, and this ... -
Chemical equilibrium model to investigate scaling in moving bed biofilm reactors (MBBR)
(Peer reviewed; Journal article, 2019)Moving bed biofilm reactor (MBBR) is a robust, flexible and compact technology for treatment of medium to high strength wastewater. However, while treating with high concentration of ammonium, phosphorus and metal ions, ... -
Comparison of experimental and computational study of the fluid dynamics in fluidized beds with agglomerates
(Peer reviewed; Journal article, 2020)Particle agglomeration is one of the obstacles for successful application and commercial breakthrough of fluidized bed biomass gasification. The problem is generally associated with molten ash components that interact with ... -
Comparison of simulation tools to fit and predict performance data of CO2 absorption into monoethanol amine at CO2 Technology Centre Mongstad (TCM)
(Journal article; Peer reviewed, 2018)n this work, several sets of experimental data from the amine based CO2 capture process at CO2 Technology Centre Mongstad (TCM) have been compared with simulations of different equilibrium based models and a rate-based ... -
Comparison of the influence of drag models in CFD simulation of particle mixing and segregation in a rotating cylinder
(Journal article; Peer reviewed, 2017)CFD modelling was used to simulate particle segregation in a transverse plane of a rotating cylinder under different particle-particle drag models. The Eulerian method was used to model the dense particulate phases in the ... -
Computational fluid dynamics study of flow depth in an open Venturi channel for Newtonian fluid
(Journal article; Peer reviewed, 2017)Open Venturi channel flow measurement could be a cheap method to be used in drill bit pressure control. The main objective of this study is to identify the factors related with the flow depth in an open Venturi channel. A ... -
Computational modeling of fluidized bed behavior with agglomerates
(Journal article; Peer reviewed, 2020)Fluidized bed reactors can be used for biomass gasification. The product from biomass gasification is syngas, which can be used for production of bio oil. The main challenge when using fluidized bed for gasification is ash ... -
Computational study of CO2 injection for enhanced oil recovery and storage
(Journal article; Peer reviewed, 2020)Injection of supercritical carbon dioxide (CO2) for enhanced oil recovery (EOR), plays a vital role to minimize the impact of CO2 emissions. CO2-EOR refers to the oil recovery technique where supercritical CO2 is injected ... -
Computational Study of Heavy Oil Production with Inflow Control Devices
(Journal article; Peer reviewed, 2015-11-25)Recovery of heavy oil is associated with challenges in terms of early water or gas breakthrough caused by the fingering phenomenon. This study is related to Californian heavy oil production and includes 2D simulations of ... -
CPFD Modeling to study the Hydrodynamics of an Industrial Fluidized Bed Reactor for Alumina Chlorination
(Journal article; Peer reviewed, 2022)Aluminum is one of the most used metals. Since aluminum has a unique combination of appealing properties and effects, it allows significant energy savings in many applications, such as vehicles and buildings. Although this ... -
CPFD simulation of enhanced cement raw meal fluidization through mixing with coarse, inert particles
(Journal article, 2020)In the current work, computational particle and fluid dynamics (CPFD) simulations are used to study an electrically heated bubbling fluidized bed (BFB) used as a calciner in a cement manufacturing process, applying a ... -
CPFD Simulations on a Chlorination Fluidized Bed Reactor for Aluminum Production: An Optimization Study
(Journal article; Peer reviewed, 2022)Early CPFD simulation studies on designing a fluidized bed reactor for alumina chlorination showed that the model suffers from high particle outflow and dense phase bed channeling. The present study is aimed to optimize ...