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Modeling and nonlinear model predictive control of a subsea pump station
(Journal article; Peer reviewed, 2017)In this paper we present a model of a pump station consisting of two pumps in parallel with a recycle line, and a nonlinear Model Predictive Control strategy for said pump station with suction pressure as the controlled ... -
Modeling and Simulation of Borregaard's Steam System - Construction, Validation and Utilization of the Model
(Master thesis, 2016)The steam-system at Borregaard Sarpsborg big process plant consists of several kilometers of pipelines and different pressure-systems. The steam-system is the most important secondary aid system to Borregaard's main ... -
Modeling and Simulation of the Human Body
(Master thesis, 2016)The theme of this Master Thesis is modeling and simulation of the musculoskeletal system. The purpose is to explore new ways to diagnose the human body, and do so effectively by automation. This Master Thesis investigates ... -
Modeling and Testing of Impact Damage in Composite Pressure Vessels
(Master thesis, 2015)Composite pressure vessels are becoming widely used for transporting gas, lately also hydrogen. In order to enable extensive use of the pressure vessels, it is critical to ensure their societal acceptance, and thus safety ... -
Modeling and testing of small diameter composite tubes under hydrostatic pressure
(Master thesis, 2014)This thesis investigates the behavior of small diameter composite tubes that are exposed to external pressure. Composite tubes have a superior strength to weight ratio compared to steel tubes. The oil industry is facing ... -
Modeling Biological Nutrient Removal in a Greywater Treatment System
(Master thesis, 2015)Many urban centers suffer water scarcity due to increased population growth and dry periods. There has been an increased interest in developing alternative water sources for supplementing the existing urban water supply ... -
Modeling Blowouts During Drilling Using STAMP and STPA
(Master thesis, 2012)The focus of this master thesis has been on modeling the risk of blowouts during drilling using System-Theoretic Accident Model and Processes (STAMP) and System-Theoretic Process Analysis (STPA). The world and technology ... -
Modeling contaminant flows from the U.S. iron and steelsector
(Master thesis, 2009) -
Modeling Cyberattack Propagation and Impacts on Cyber-Physical System Safety: An Experiment
(Peer reviewed; Journal article, 2022)In this article, we present an experiment we conducted with discrete event simulations to analyze the effects of multi-step cyberattacks on the safety of cyber-physical systems. We show how to represent systems, their ... -
Modeling Degradation for Prognosis in a Complex Environment - From a Physics-Based Perspective
(Master thesis, 2021)Med den pågående trenden av automatisering og datautveksling i produksjonsteknologier, kjent som Industry 4.0, har vedlikehold utviklet seg til å bli en viktig funksjon i industrien. Modellering av degradering og prognose ... -
Modeling for evaluation of safety instrumented systems with heterogeneous components
(Peer reviewed; Journal article, 2021)A novel methodology for evaluation of safety instrumented systems (SISs) with heterogeneous components based on multi-stage dynamic Bayesian networks (MDBNs) is proposed. The unified evaluation model for M-out-of-N ... -
Modeling Human and Organizational Factors for Operational Risk Analysis
(Master thesis, 2016)In terms of accident sequences in the offshore oil and gas industry, technical factors have been focused on the risk analysis area widely. However, there are still accidents and losses occurred frequently. To understand ... -
Modeling of Fatigue from Random Corrosion Pits
(Master thesis, 2015)This master thesis is a continuation of the project work Fatigue Assessment of Mechanical Components with Random Surface Defects written during the fall of 2015. Central tasks of this report has been to create a manual ... -
Modeling of overland flow at Overvikfeltet, Trondheim
(Master thesis, 2016)This thesis looks at what factors influence the hydrology of a catchment, and modeling how low impact development can be used to mitigate the effects of urbanization in a catchment through the use of PCSWMM. The catchment ... -
Modeling of Safety Barriers in Risk Analyses
(Master thesis, 2012)In recent years, the concept of safety barriers has become increasingly popular in regulations and standards for the offshore oil and gas industry, both in Norway and internationally. There are requirements from the Petroleum ... -
Modeling of Safety Functions in Quantitative Risk Analysis
(Master thesis, 2012)Quantitative risk analysis in the offshore industry is mandated by the Norwegian legislation. A literature survey is carried out, related to the current legislation from the Norwegian Petroleum Safety Authority (PSA) and ... -
Modeling of Transport Phenomena in Structured Gas Diffusion Layers for Proton Exchange Membrane Fuel Cells
(Master thesis, 2022)To reduce CO2 emissions and reach the ambitious goals towards a greener world, it is crucial to develop more emission-free transport sources. A promising technology for a greener automobile industry is proton-exchange membrane ... -
Modeling Process Leaks Offshore Using STAMP and STPA
(Master thesis, 2012)The industry is rapidly evolving, and getting more complicated and comprehensive with the time by creating dynamic systems that intertwine technical components with humans. Existing models for risk modeling and assessment ... -
Modeling process leaks using FRAM
(Master thesis, 2012)This thesis was written to for man understanding of whether the Functional Resonance Analysis Method (FRAM) is a possible alternative approach to review process leaks on offshore installations and gain some experience on ... -
Modeling the Deepwater Horizon blowout using STAMP
(Master thesis, 2012)This thesis has been based on reviewing literature on Systems-Theoretic Accident Model and Processes theory of accident analysis and accident investigations of the Macondo well blowout. Systems-Theoretic Accident Model and ...