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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 ...
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 ...
Cardan Gear Mechanism versus Slider-Crank Mechanism in Pumps and Engines
(Lappeenranta University of Technology, 2008-02-29)
In machine design we always want to save space, save energy and produce as much power as possible. We can often reduce accelerations, inertial loads and energy consumption by changing construction. In this study the old ...
Russian Enterprise Restructuring - the Effect of Privatisation and Market Liberalisation on the Performance of Large Enterprises
(Lappeenranta University of Technology, 2008-09-04)
The fundamental question in the transitional economies of the former Eastern Europe and Soviet Union has been whether privatisation and market liberalisation have had an effect on the performance of former state-owned ...
Purchasing and supply management capabilities in Finnish medium-sized enterprises
(Lappeenranta University of Technology, 2008-08-29)
Purchasing and supply management (PSM) has become increasingly important for companies to survive in current highly competitive market. Increased outsourcing has extended the role of PSM, making external resource management ...
Drivers and Barriers of Collaboration in the Value Chain of Paperboard-Packed Consumer Goods
(Lappeenranta University Technology, 2008-12-19)
Value chain collaboration has been a prevailing topic for research, and there is a constantly growing interest in developing collaborative models for improved efficiency in logistics. One area of collaboration is demand ...
Many valued algebraic structures as measures of comparison
(Lappeenranta University of Technology, 2008-11-07)
This thesis studies the properties and usability of operators called t-norms, t-conorms, uninorms, as well as many valued implications and equivalences. Into these operators, weights and a generalized mean are embedded for ...
Adaptive MCMC methods with applications in environmental and geophysical models
(Finnish Meteorological Institute, 2008-03-14)
This work presents new, efficient Markov chain Monte Carlo (MCMC) simulation methods for statistical analysis in various modelling applications. When using MCMC methods, the model is simulated repeatedly to explore the ...
Validation of plant dynamic model by online and laboratory measurements – a tool to predict online COD loads out of production of mechanical printing papers
(Lappeenranta University of Technology, 2008-11-14)
COD discharges out of processes have increased in line with elevating brightness demands for mechanical pulp and papers. The share of lignin-like substances in COD discharges is on average 75%. In this thesis, a plant ...