Institutt for industriell teknologi: Recent submissions
Now showing items 81-100 of 209
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Atmospheric Ice Accretion Measurement Techniques
(Journal article; Tidsskriftartikkel; Peer reviewed, 2011-09-30)Atmospheric icing on structures has proven to be an area of concern in many cold climate geographical regions like arctic and alpine. Difficulties encountered by the communication, construction and power industries in these areas are the subject of intense investigations for researchers from decades. Three main methods of investigation are generally employed by researchers to study atmospheric ice ... -
Study of Ice Accretion on Horizontal Axis Wind Turbine Blade Using 2D and 3D Numerical Approach
(Journal article; Tidsskriftartikkel; Peer reviewed, 2020-09-07)In order to optimize the wind turbine operation in ice prone cold regions, it is important to better understand the ice accretion process and how it affects the wind turbine performance. In this paper, Computational Fluid Dynamics (CFD) based 2D and 3D numerical techniques are used to simulate the airflow/droplet behaviour and resultant ice accretion on a 300 kW wind turbine blade. The aim is to ... -
Last Mile Distribution of COVID-19 Vaccines: A Cold Chain Logistical Challenge
(Master thesis; Mastergradsoppgave, 2021-05-18)The COVID-19 pandemic is a global health and humanitarian crisis that has wreaked havoc on economies and industries around the world. This study aims to address the distribution of the COVID-19 vaccines at the last mile by evaluating the vaccine supply chain and how it can be effectively utilized to address the last mile distribution of the COVID-19 vaccines through simulation. The first part includes ... -
Meta-Lamarckian-based iterated greedy for optimizing distributed two-stage assembly flowshops with mixed setups
(Journal article; Tidsskriftartikkel; Peer reviewed, 2022-02-03)Integrated scheduling of distributed manufacturing operations has implications for supply chain optimization and requires further investigations to facilitate its application area for various industry settings. This study extends the limited literature of the distributed two-stage production-assembly scheduling problems offering a twofold contribution. First, an original mathematical extension, the ... -
Moving from Industry 4.0 to Industry 5.0: What Are the Implications for Smart Logistics?
(Journal article; Tidsskriftartikkel; Peer reviewed, 2022-04-01)Given the importance of human centricity, resilience, and sustainability, the emerging concept of Industry 5.0 has pushed forward the research frontier of the technology-focused Industry 4.0 to a smart and harmonious socio-economic transition driven by both humans and technologies, where the role of the human in the technological transformation is predominantly focused on. Several studies discuss ... -
Disassembly Line Balancing of Electronic Waste Considering the Degree of Task Correlation
(Journal article; Tidsskriftartikkel; Peer reviewed, 2022-02-10)With growing concerns about the depletion of rare-earth elements, managing End-of-Life products has become a key sustainability initiative in the supply chains of global corporations. Recycling, the process of dismantling, separating, and recovery of components and raw materials from wastes, is technologically challenging and should be planned in such a way as to ensure operational efficiency ... -
Adjusted Iterated Greedy for the optimization of additive manufacturing scheduling problems
(Journal article; Tidsskriftartikkel; Peer reviewed, 2022-03-19)As a disruptive technology, additive manufacturing (AM) is revolutionizing manufacturing supply chains. AM consists of producing 3-dimensional objects through layer-by-layer addition of compound material based on digital models. The scheduling of additive manufacturing operations differs from traditional (i.e., subtractive and injection molding) manufacturing with a single production run involving ... -
A DEA-based decision analytics framework for product deletion in the luxury goods and fashion industry
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-13)Traditionally, product deletion is a reactive decision driven by low sales volume and profit margin. However, the complexities involved in product management and consumer behavior volatilities make it necessary to account for a broad range of financial and non-financial factors. Besides, proactive product deletion may be required for a company to reduce the risk of draining resources, adjust to the ... -
Using Slightly Imbalanced Binary Classification to Predict the Efficiency of Winter Road Maintenance
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-11-30)The prediction of efficiency scores for winter road maintenance (WRM) is a challenging and serious issue in countries with cold climates. While effective and efficient WRM is a key contributor to maximizing road transportation safety and minimizing costs and environmental impacts, it has not yet been included in intelligent prediction methods. Therefore, this study aims to design a WRM ... -
Energy, Exergy, And Environmental Assessment Of A Small-Scale Solar Organic Rankine Cycle Using Different Organic Fluids
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-09)This article presents an energetic, exergetic, and environmental (3E) analysis of a solar powered simple Rankine Organic Cycle (ORC). The ORC is simulated using three organic working fluids, such as Toluene, Cyclohexane, and Acetone, meanwhile the solar system uses thermal oil Therminol 75. The present study shows the performance of this coupled system using historical solar annual radiation data ... -
Smart Monitoring of Manufacturing Systems for Automated Decision-Making: A Multi-Method Framework
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-10-15)Smart monitoring plays a principal role in the intelligent automation of manufacturing systems. Advanced data collection technologies, like sensors, have been widely used to facilitate real-time data collection. Computationally efficient analysis of the operating systems, however, remains relatively underdeveloped and requires more attention. Inspired by the capabilities of signal analysis and ... -
The Application of Industry 4.0 Technologies in Sustainable Logistics: A Systematic Literature Review (2012-2020) to Explore Future Research Opportunities
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-10)Nowadays, the market competition becomes increasingly fierce due to diversified customer needs, stringent environmental requirements, and global competitors. One of the most important factors for companies to not only survive but also thrive in today’s competitive market is their logistics performance. This paper aims, through a systematic literature analysis of 115 papers from 2012 to 2020, at ... -
Overview study on challenges of additive manufacturing for a healthcare application
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021)Additive manufacturing is a rapidly evolving manufacturing technology bringing numerous and wide opportunities for the design team involved in the process by creating intricate and customized products with saving labor, time, and other expenses. Innovative AM methods and numerous practical applications in aerospace, automotive, medical, energy, and other industries have been developed and commercialized ... -
Fast changeovers using AIV and a tool platform
(Master thesis; Mastergradsoppgave, 2021-05-18)Fast changeover is changing from one process or machine to another line, process, or machine to produce different products or services. Lean aims at reducing waste, improving productivity, and eliminating non-value-added activities to the customer. Whilst achieving sustained continual improvement in certain activities and process of an organization. This project focuses on implementing the methodologies ... -
Building Information Modelling : Indoor Localization
(Master thesis; Mastergradsoppgave, 2021-05-19)This thesis presents an integrated system where BIM software is used together with IoT devices to visualize data generated in real-time. Two different IoT devices are modelled as case study that collect environmental and localization data. These devices were installed inside a Test room of an area approx. 22 m2 in UiT Narvik premises . The collected data were, filtered & transferred to database ... -
Guidelines for increasing application of 3D Metal Printing- a case study at Equinor ASA
(Master thesis; Mastergradsoppgave, 2021-05-19)The world is evolving towards automation at a rapid rate. With this, there are lot of gaps that need to be filled as we switch from conventional methodology of doing things to the adaptation of newer automated technology. One of those many news aspects is Additive Manufacturing, also known as 3D printing. 3D Printing has changed significantly over the years, from it being used for making prototypes ... -
Feasibility Study of Hydrogen Production from Wind Energy in Narvik
(Master thesis; Mastergradsoppgave, 2021-05-18)The use of renewable energy sources is gaining momentum globally as possible replacements for fossil fuels which have proven to be serial contributors to global warming. Hydrogen is one such environmentally friendly fuel with zero carbon emission proven to be reliable for use in the transport sector. Since hydrogen is an energy carrier, its mode of production has for a long time relied on high carbon ... -
Developing a Vans-and-Drones System for Last-Mile Delivery
(Master thesis; Mastergradsoppgave, 2021-05-18)The e-commerce industry is experiencing rapid growth, and growing customer expectations and demand challenges the industry to find more cost-efficient ways of performing the last-mile deliveries. Drones have in recent years been a hot topic, and with high versatility and several application areas it may be the answer to the challenge. In this project a Vans-and-Drones System for Last-Mile Delivery ... -
Wind Turbine Wake Effects on Wind Resource Assessments – a Case Study
(Journal article; Tidsskriftartikkel; Peer reviewed, 2020-08-24)This paper describes a case study of wind turbine wake loss effects on wind resource assessment in cold region. One year wind park SCADA data is used. Computational Fluid Dynamics (CFD) based numerical simulations are carried out for wind resource assessment and estimation of resultant Annual Energy Production (AEP). Numerical results are compared with the field SCADA data, where a good agreement ... -
A Simulation-Based Analysis for Effective Distribution of COVID-19 Vaccines: A Case Study in Norway
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-08-24)Since December 2020, the vaccines from several manufacturers, e.g., Pfizer/BioNTech, Moderna, etc., have been approved for mass vaccination to control the COVID-19 pandemic, which has caused more than 100 million infections and 2.4 million deaths. These vaccines are produced and transported in large quantities to suffice the needs of several countries. Before arriving at the end-users, the vaccines ...