Blar i NTNU Open på forfatter "Alfnes, Erlend"
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A Framework for the Implementation of Takt Time in High-Variety, Low-Volume Manufacturing Environments
Øystese, Hallvard (Master thesis, 2019)Verdikjeder med høg produktvariasjon og lave produksjonsvolum (HVLV) blir stadig viktigare då HVLV-produsentar lagar spesialtilpassa produkt i mange variantar som i aukande grad blir etterspurde i marknaden. For å kunne ... -
A Supplier-Oriented LPS Framework
Erichsen, Erik Matthias; Cordero Juarez, Jorge Eduardo (Master thesis, 2016)The engineer-to-order (ETO) sector is characterised with a combination of both uncertainty and a wide range of interdependencies between the different entities, especially due to the disintegration of engineering and ... -
Achieving Balanced Workload Distribution Amongst Cross-Trained Teams
Olaitan, Oladipupo; Alfnes, Erlend; Vatn, Jørn; Strandhagen, Jan Ola (Journal article; Peer reviewed, 2018)This research is focused on improving the flow of items through the cross-trained teams of a leather furniture manufacturing company, which manufactures a high mix of products. Presently, a Push control strategy is applied ... -
Applicability of Lean and Value Stream Mapping Techniques in Turbulent High-Variety, Low-Volume Manufacturing Environments - A Multiple Case Study
Tobro, Runa Lunde (Master thesis, 2017)Many manufacturing companies aspire to achieve performance improvements associated with lean manufacturing to cope with increasingly demanding customers and pressure from global competition. Lean was originally developed ... -
Applying Simulation Enhanced Value Stream Mapping in a High-Mix Manufacturing Environment
Brekken, Håvard Gjengstø; Eide, Mats Moen (Master thesis, 2016)In recent years, as a result of changing market requirements, many manufacturers have been forced to accommodate their manufacturing systems to handle a larger number of product variants in order to stay competitive. With ... -
Assessing Fit of Capacity Planning Methods for Delivery Date Setting: An ETO Case Study
Bhalla, Swapnil; Alfnes, Erlend; Hvolby, Hans-Henrik (Chapter, 2019)The paper studies an engineer-to-order (ETO) manufacturing firm. A novel approach is used to assess the fit of capacity planning methods in the planning environment of the firm, and towards delivery date setting, which is ... -
Begrense Forsinkelser Gjennom Å Identifisere Og Adressere Underliggende Faktorer: Et Forslag Til Rammeverk
Dahl, Gunnleiv (Master thesis, 2019)Nøkkelord: Produksjonsforsinkelser, Begrense forsinkelser, ETO produksjon, Ledetids reduksjon. Bakgrunn: I ETO-produksjon er det mange ulike faktorer som kan forårsake forsinkelser. Noen av disse er en naturlig del av ... -
Bruk av lean produksjonsprinsipper og verdistrømanalyse for å forbedre materialflyt i en MTO komposittproduksjonsfasilitet
Arntsen, Eirik (Master thesis, 2016)Hensikt Denne oppgaven har som hensikt å finne ut hvordan og hvor godt egnet «lean» produksjonsprinsipper og verdistrømsanalyse er for å forbedre materialflyt i en MTO-komposittproduksjonsfasilitet. Det defineres to ... -
Buyer-Supplier Collaboration in New Product Development - Reduction of Ramp-up time for high-tech products
Nielsen, Halvor Eid (Master thesis, 2015)Product development has always been a key activity to gain competitive advantage. Especially in technology based industry, such as the maritime subsea industry. Due to increasing globalization and high competition from low ... -
Company-specific Production System in a Multi-plant Company - Developing the Framework for Design and Implementation of XPS
Bielec, Tomasz (Master thesis, 2017)Success story of Toyota had many followers, however not all of them succeed. Contingency theory suggest that there is no universal improvement approach that fits to all organizations. Each improvement programme has to be ... -
Comparing Justification Techniques for the Selection of an Acquired Automation Technology: an Empirical Study
Bostad, Marthe (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. ... -
Digitalized manufacturing logistics in engineer-to-order operations
Strandhagen, Jo Wessel; Buer, Sven-Vegard; Semini, Marco; Alfnes, Erlend (Chapter, 2019)The high complexity in Engineer-To-Order (ETO) operations causes major challenges for manufacturing logistics, especially in complex ETO, i.e. one-of-a-kind production. Increased digitalization of manufacturing logistics ... -
Enabling Lean Flow in System Configuration, Assembly, and Test by Developing a Hybrid Scheduling and Control System: A Case Study
Ådnanes, Nina Grøsvik (Master thesis, 2017)In production of electronic components, the final stage in the production is often characterised by multidisciplinary system assemblies, also referred to as AT manufacturing. These processes typically include system ... -
Engineering Change Management in Shipbuilding
Norbye, Knut Magnus Gjertsen (Master thesis, 2012)In today’s global competitive market, it is getting increasingly more important to continuously improve by delivering high quality products at a faster rate and to a lower price, in order to stay competitive. In this ... -
Enterprise Reengineering – A Strategic Framework and Methodology
Alfnes, Erlend (Doktoravhandlinger ved NTNU, 1503-8181; 2005:153, Doctoral thesis, 2005)Manufacturing companies find themselves, whether they like it or not, in a more global and changing reality. Fiercer competition, dynamic markets, new consumer habits, stronger environmental regulations, and new technological ... -
Enterprise Resource Planning Systems: An Assessment of Applicability to Engineer-to-Order Companies
Kydland, Marthe (Master thesis, 2018)Many ERP vendors claim that their systems are widely applicable and supports all pro- cesses of a company. But literature suggest that engineer-to-order companies may present some challenges. ERP is developed from MRP and ... -
Factors Affecting Shipyard Operations and Logistics: A Framework and Comparison of Shipbuilding Approaches
Strandhagen, Jo Wessel; Jeong, Yongkuk; Semini, Marco; Strandhagen, Jan Ola; Alfnes, Erlend (Chapter, 2020)Shipyards around the world have several differences that affect the logistics processes at each yard. The purpose of this paper is to develop a framework for mapping the key factors affecting shipyard logistics. We test ... -
Full-Scale Discrete Event Simulation of an Automated Modular Conveyor System for Warehouse Logistics
Ashrafian, Alireza; Pettersen, Ole-Gunnar; Kuntze, Kristian Nordberg; Franke, Jacob; Alfnes, Erlend; Henriksen, Knut F.; Spone, Jakob (Chapter, 2019)This paper presents the use of advanced simulation modeling to optimize the operation of a fully automated modular conveyor system in a large-scale warehouse. At its peak capacity, the smooth flow of material in the system ... -
Genetic Algorithm for Job Shop Scheduling in High-Variety, Low-Volume Production Environments
Aarholt, Haakon Alexander (Master thesis, 2019)Produksjonsplanlegging i produksjonsmiljø som er preget av store produktvarianter og et lavt volum er en stor utfordring i tider hvor korte ledetider og svært tilpassede produkter er høyt ettertraktet. Arbeidet med å ... -
Information Utilisation in the Planning Process of Suppliers in High-Variety, Low-Volume Supply Chains
Oldebråten, Sylvia (Master thesis, 2017)Manufacturers of products with a high number of possible configurations and produced in low volumes, struggle with long delivery lead times. For such products, a substantial part of the product s value is created by ...