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Maximizing Benefits in Information Technology Outsourcing
(2007-05-03)
Information Technology (IT) outsourcing has traditionally been seen as a means to acquire newresources and competencies to perform standard tasks at lowered cost. This dissertationchallenges the thought that outsourcing ...
The effects of some variables on CO2 laser-MAG hybrid welding
(Lappeenranta University of Technology, 2008-05-23)
The CO2-laser-MAG hybrid welding process has been shown to be a productive choice for the welding industry, being used in e.g. the shipbuilding, pipe and beam manufacturing, and automotive industries. It provides an ...
Supplier's position in project marketing networks
(Lappeenranta University of Technology, 2008-10-10)
The present study explores relationships between project marketers and their customers in project marketing context. The purpose of the study is to increase the understanding on supplier’s position in project marketing ...
Introducing Basic Systematic Requirements Engineering Practices in Small Organizations with an Easy to Adopt Method
(2004-11-05)
Requirements-relatedissues have been found the third most important risk factor in software projects and as the biggest reason for software project failures. This is not a surprise since; requirements engineering (RE) ...
FPGA-Based Control Design for Power Electronic Applications
(2006-12-06)
Tehoelektoniikkalaitteella tarkoitetaan ohjaus- ja säätöjärjestelmää, jolla sähköä muokataan saatavilla olevasta muodosta haluttuun uuteen muotoon ja samalla hallitaan sähköisen tehon virtausta lähteestä käyttökohteeseen. ...
Improving Dynamic Characteristics of Open-loop Controlled Log Crane
(2003-10-03)
The improvement of the dynamics of flexible manipulators like log cranes often requires advanced control methods. This thesis discusses the vibration problems in the cranes used in commercial forestry machines. Two control ...
Fusion weld metal solidification:Continuum from weld interface to centerline
(Lappeenranta University of Technology, 2008-03-07)
We present a brief résumé of the history of solidification research and key factors affecting the solidification of fusion welds. There is a general agreement of the basic solidification theory, albeit differing - even ...
Experimental thermal hydraulic studies on the enhancement of safety of LWRs
(Lappeenranta University of Technology, 2007-12-18)
The safe use of nuclear power plants (NPPs) requires a deep understanding of the functioning of physical processes and systems involved. Studies on thermal hydraulics have been carried out in various separate effects and ...
Technology selection and group decision support systems: Case studies on supporting strategic technology selection processes
(2002)
The objective of the dissertation is to increase understanding and knowledge in the field where group decision support system (GDSS) and technology selection research overlap in the strategic sense. The purpose is to develop ...
Analysis of the voltage source inverter with small DC-link capacitor
(2005-11-25)
IIn electric drives, frequency converters are used to generatefor the electric motor the AC voltage with variable frequency and amplitude. When considering the annual sale of drives in values of money and units sold, the ...