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Comparative study of different Methods for Slug control
(Master thesis, 2014)This thesis looks into how to create a dynamic model of riser slugging. The model created is a six-state model based on mass conservation of the gas and liquid phases in the well, pipeline and riser. Matlab is used to ... -
Comparative study of eutectic Al-Si alloys manufactured by WAAM and casting
(Peer reviewed; Journal article, 2020)Wire and arc additive manufacturing (WAAM) of metallic materials is expected to become part of the new industrial revolution. The possibilities for complex designs and superior mechanical properties can in many cases replace ... -
A comparative study of geosynthetically reinforced earth foundations in multi-utility transportation infrastructure for high-speed railways
(Peer reviewed; Journal article, 2023)A high-quality railway track resting on an excellent foundation is required to support high-speed railway transportation. The foundations of high-speed railway tracks are generally constructed on the lifted embankment with ... -
Comparative Study of Mechanical Properties and Microstructure of Components Made by Casting and Wire + Arc Additive Manufacturing of Eutectic Al-12Si Alloy
(Master thesis, 2019)Masteroppgaven vurderer sammenhengen mellom additiv tilvirkning ved lysbuesveising med trådmater (eng. Wire and Arc Additive Manufacturing, fork. WAAM) og støping av aluminium legert med silisiuminnhold (Si) på 12% (Al-12Si). ... -
Comparative Study of Mechanical Properties and Microstructure of Components Made by Casting and Wire + Arc Additive Manufacturing of Eutectic Al-12Si Alloy
(Master thesis, 2019)Masteroppgaven vurderer sammenhengen mellom additiv tilvirkning ved lysbuesveising med trådmater (eng. Wire and Arc Additive Manufacturing, fork. WAAM) og støping av aluminium legert med silisiuminnhold (Si) på 12% (Al-12Si). ... -
Comparative Study of STPA and Bowtie Methods: Case of Hazard Identification for Pipeline Transportation
(Peer reviewed; Journal article, 2020)In this research, two methods, the STPA and Bowtie, were applied to realize a hazard identification on pipeline transportation, more precisely a condensate pipeline, in SKIKDA region. This identification was followed by a ... -
A Comparative Study of STPA-Extension and the UFoI-E Method for Safety and Security Co-analysis
(Peer reviewed; Journal article, 2021)Emerging challenges in cyber-physical systems (CPSs) have been encouraging the development of safety and security co-analysis methods. These methods aim at mitigating the new risks associated with the convergence of ... -
A Comparative Study of the Application of Different Commercial Software for Topology Optimization
(Peer reviewed; Journal article, 2022)Topology optimization (TO) has been a popular design method among CAD designers in the last decades. This method optimizes the given design domain by minimizing/maximizing one or more objective functions, such as the ... -
Comparative Study of the Uniaxial Cyclic Behaviour of Carbide-Bearing and Carbide-Free Bainitic Steels
(Journal article; Peer reviewed, 2018)Bainitic steels play an important role in the modern automotive and rail industries because of their balanced properties. Understanding the relationship between the bainitic microstructure features and the fatigue performance ... -
Comparing Justification Techniques for the Selection of an Acquired Automation Technology: an Empirical Study
(Master thesis, 2016)Manufacturing companies are forced to look for progressive automation technologies to remain competitive in their market. An acquisition of automation technology can entail large investments, which will need justification. ... -
Comparing Offshore Support Vessel Production Times between Different Offshoring Strategies Practiced at Norwegian Shipyards
(Peer reviewed; Journal article, 2022)To save costs and build competitiveness, Norwegian shipyards usually offshore some of the processes required to produce a ship, especially steel-related tasks, i.e., they have them carried out in a country with lower factor ... -
Comparing physiologically relevant corrosion performances of Mg AZ31 alloy protected by ALD and sputter coated TiO2
(Peer reviewed; Journal article, 2020)The utilization of Mg alloys for biomedical applications is so far underexplored due to the accelerated corrosion hampering patient recovery post implantation. Here, we explore the effectiveness of corrosion reduction of ... -
A Comparison Between Topology Optimized and Conventionally Designed Titanium Uprights - On Behalf of Revolve NTNU
(Master thesis, 2018)This thesis covers the design and manufacturing of uprights for Revolve NTNU's 2018 Formula Student car, Atmos. Four titanium uprights have been designed using topology optimization, and produced using additive manufacturing ... -
Comparison of an Enterprise Resource Planning System and a Cloud based Enterprise Resource Planning System in an Aluminium Supply Chain
(Master thesis, 2017)In this master thesis, an investigation has been carried out on whether or not a cloud based enterprise resource planning system (CERP) is better suited for an aluminium supply chain (ASC), than the traditional enterprise ... -
Comparison of DOFS attachment methods for time dependent strain sensing
(Peer reviewed; Journal article, 2021)Structural health monitoring (SHM) is a challenge for many industries. Over the last decade, novel strain monitoring methods using optical fibers have been implemented for SHM in aerospace, energy storage, marine, and civil ... -
A comparison of hazard analysis methods capability for safety requirements generation
(Peer reviewed; Journal article, 2021)A safety-critical system comprising several interacting and software-intensive systems must be carefully analyzed to detect whether new functional requirements are needed to ensure safety. This involves an analysis of the ... -
A Comparison of Hazardous Scenarios in Architectures with Different Integration Types
(Chapter, 2020)Whether or not to allow some integration between process control and safety systems has been an ongoing debate amongst safety researchers and practitioners. The principle of keeping it simple and the principle of having ... -
Comparison of numerical modelling techniques for impact investigation on a wind turbine blade
(Journal article; Peer reviewed, 2019)Wind turbine blades are exposed to numerous impact risks throughout their lifetimes. The impact risks range from bird collisions during operation to impacts with surrounding structures at the time of transportation and ... -
Comparison of risk-based maintenance approaches applied to a natural gas regulating and metering station
(Master thesis, 2020)In the last decades many researchers have directed their efforts towards safety improvement of plants where hazardous substances are processed or handled. This attitude has led to develop strategic plans for minimizing ... -
Comparison of risk-based maintenance approaches applied to a natural gas regulating and metering station
(Peer reviewed; Journal article, 2020)In the last decades, many researchers have directed their efforts towards the safety improvement of plants where hazardous substances are processed or handled. This attitude has led to developing strategic plans for ...