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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Usage of RFID technology in the internal materialhandling process in the automotive industry

de Jong, Jordy, Stracke, Thorben January 2014 (has links)
Background: The automotive industry accounts for a large part of the European economic structure. Due to both economical and environmental impacts, the industry has undergone substantial changes and companies have to increase their efficiency to stay competitive. An improvement-area, which can be directly influenced by the company is the internal material handling. A new technology that potentially supports the internal material handling process is the radio frequency identification (RFID) technology, which is perceived as a fruitful successor of the common barcoding technology. Even though the RFID technology shows multiple benefits over the barcoding technology, many companies are still reluctant to the application of the new method. The authors therefore strive to provide a deeper understanding of the following two research questions:   RQ 1: To what extent and how is RFID currently applied in the internal material handling process in the investigated automotive companies? RQ 2: For what reasons did the investigated automotive companies decide to apply or not apply RFID technologies to support their internal material handling process?   Purpose: The purpose of this thesis is to show through a multiple case study to what extent and how RFID technology is currently applied to support the internal material handling process in a number of companies in the automotive sector, both original equipment manufacturers (OEMs) and suppliers. Thereupon the main reasons for or against the application of RFID in these companies are examined.   Method: This thesis adopts a positivistic perspective and a deductive approach. It is designed as a qualitative multiple case study carried out in four different companies with five different plants in the automotive industry. Empirical data was gathered through interviews. The analysis is based on primary as well as secondary data.   Conclusions: Throughout the course of the study it became apparent that the RFID technology is on the radar of all investigated companies. Only Scania Zwolle, Volvo Skövde and Bosch Homburg apply the technology and see concrete benefits in the usage of RFID above barcoding. The extent of application here differs from a large scale to a small scale. The three companies name benefits such as an improved automatic tracking & tracing system with improved real-time data quality and a reduction in costs, which is mainly achieved through a reduction of manual labour. Additionally they face benefits, which are business-specific such as the possibility for automatic alerts throughout the internal material handling process at Scania Zwolle, the need for a ‘silent’ successor over barcoding at Volvo Skövde and a supporting tool for their lean management program at Bosch Homburg. VDL Nedcar Born and Scania Oskarshamn in turn name concrete reasons for not applying the technology. VDL Nedcar Born is undergoing substantial changes in their production facility which currently has priority and Scania Oskarshamn does not see benefits that outweigh the high costs for the RFID technology.
2

Intern materialhantering på Fläkt Woods AB / Internal material handling at Fläkt Woods AB

Severinsson, Marcus, Karlsson, Andreas January 2012 (has links)
Intern materialhantering är ett ofta bortglömt område inom logistik, ett ämnesområde som annars i takt med den snabba och globala utvecklingen har fått ökad uppmärksamhet de senaste åren. I detta examensarbete studeras den interna materialhanteringen på Fläkt Woods ABs fabrik i Jönköping begränsat till flödet mellan godsmottagning och slutmontering. Syftet med fallstudien är att undersöka vilka problem som finns med den nuvarande interna materialhanteringen samt ge förbättringsförslag för hur den skulle kunna utvecklas för att minimera antalet produktionstopp orsakade av materialbrist. Studien har en abduktiv ansats där datainsamling genom dokumentation, observationer och intervjuer ligger till grund för en flödeskartläggning av tre produktgrupper som företaget bedömt vara mest intressanta att studera. Utifrån flödet identifieras möjliga problem och med hjälp av ett analytiskt ramverk klassificeras dessa för att urskilja de problem som leder till produktionsstopp. Studien visar att dessa handlar om att komponenter av någon anledning är felaktiga/skadade, lagras in/plockas på ett felaktigt sätt eller att det sker felaktigheter vid godsmottagning med avseende på registrering och sortering. Genomförda litteraturstudier ligger till grund för ett teoretiskt ramverk innehållande principer som bör tas i beaktning vid arbetet med intern materialhantering. Ramverket är en utgångspunkt för de förbättringsförslag som tas fram för att lösa de problem som bedöms orsaka produktionsstopp. Övergripande sett hamnar förbättrings­­förslagen inom tre skilda områden. Det första området berör problem orsakade av mänskliga faktorer vilka kan minimeras genom ökad motivation, produktkunskap och helhets­förståelse. Område nummer två täcker fysisk förflyttning av material samt registrering av detta i affärssystemet vilket bör ske på ett standardiserat och mer säkert sätt. Det tredje området innefattar ett behov av utökad mätning och uppföljning av de problem som uppstår i flödet för att få ökad kontroll över vad som sker. Studenterna rekommenderar företaget att, förutom att implementera föreslagna förbättringar, också studera det teoretiska ramverket för att kunna tillämpa detta på ytterligare problem som studien har identifierat men som ligger utanför studiens omfång. / Internal material handling is an area within logistics that receive little attention. Logistics on the other hand has received increased attention in recent years due to the fast and global growth of markets. The aim for this report is to study the internal material handling at Fläkt Woods AB’s factory in Jönköping, Sweden. The study is limited to include activities from receiving goods until the start of final assembly. The purpose with this case study is to identify potential problem within the current setup of the internal material handling system and provide suggestions for improvements in order to minimize downtime in production caused by lack of material. Based on an abductive approach, the data collection performed via documents, observations and interviews lays the foundation for the compilation of a number of flowcharts. These flowcharts describe the flow for three separate product groups which the company previously has identified as most interesting to map. With the flowcharts as a starting point potential problems are identified and, with the use of an own-composed analytical framework, also classified in order to sort out problems that are likely to cause downtime in production. The study states that these problems originate from damaged/defective components, incorrect storing/picking or occur due to errors when recording and sorting newly arrived goods. Literature studies are the basis for a theoretical framework containing a number of principles that should be taken into consideration when handling material internally. This framework is the base on which the presented suggestions for improvements rely. The suggestions can be divided into three separate areas. Problems caused by human factors can be minimized by increased motivation, increased knowledge and a more comprehensive view within the workforce. All kinds of physical movement along with registration in the ERP-system should be conducted in a more standardized and secure way. A need of increased measuring and monitoring has also become evident in order to increase control over different types of undesirable events. Beside implementing the proposed suggestions for improvement the students also advice the company to study the theoretical framework in order to be able to apply it on other problems. This study identifies quite a few other problems, but due to the scope of the study they are not further analyzed.

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