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Kumppanuusohjelman strateginen johtaminen - Monitapaustutkimus puolustushallinnossa
(Lappeenrannan teknillinen yliopisto, 2010-12-14)
Puolustushallinnossa syntyi 2000-luvun alussa strateginen aie keskittyä ydintoimintoihin, ulkoistaa pääosa tukitoiminnoista ja saavuttaa kustannussäästöjä, jotka voitaisiin kohdentaa ydintoimintoihin. Puolustusministeriö ...
Centralized Motion Control of a Linear Tooth Belt Drive: Analysis of the Performance and Limitations
(Lappeenranta University of Technology, 2010-11-26)
A centralized robust position control for an electrical driven tooth belt drive is designed in this doctoral thesis. Both a cascaded control structure and a PID based position controller are discussed. The performance and ...
Improving demand forecasting practices in the industrial context
(Lappeenranta University of Technology, 2010-03-26)
Demand forecasting is one of the fundamental managerial tasks. Most companies do not know their future demands, so they have to make plans based on demand forecasts. The literature offers many methods and approaches for ...
Analysis of electricity distribution network operation business models and capitalization of control room functions with DMS
(Lappeenranta University of Technology, 2010-11-26)
Electricity distribution network operation (NO) models are challenged as they are expected to continue to undergo changes during the coming decades in the fairly developed and regulated Nordic electricity market. Network ...
Coopetitive advantage – How firms create and appropriate value by collaborating with their competitors
(Lappeenranta University of Technology, 2010-05-24)
Collaboration between competing firms (coopetition) has emerged as an important issue forn business practice in many industries. Extant literature has examined coopetition on many levels of analysis, but lacks clarity in ...
Magnetic and transport properties of LaMnO3+δ, La1-xCaxMnO3, La1-xCaxMn1-yFeyO3 and La1-xSrxMn1-yFeyO3
(Lappeenranta University of Technology, 2010-12-15)
Interest to hole-doped mixed-valence manganite perovskites is connected to the ‘colossal’ magnetoresistance. This effect or huge drop of the resistivity, ρ, in external magnetic field, B, attains usually the maximum value ...
Parallel-Operating Three-Phase Voltage Source Inverters – Circulating CurrentModeling, Analysis and Mitigation
(Lappeenranta University of Technology, 2010-06-21)
The maximum realizable power throughput of power electronic converters may be limited or constrained by technical or economical considerations. One solution to this problemis to connect several power converter units in ...
Multilevel converter modulation: implementation and analysis
(Lappeenranta University of Technology, 2010-06-07)
Multilevel converters provide an attractive solution to bring the benefits of speed-controlled rotational movement to high-power applications. Therefore, multilevel inverters have attracted wide interest in both the academic ...
Syntyykö Suomeen puulaaksoja - Suomen puutuoteteollisuuden pk-yritysten tila ja tulevaisuus
(2010-08-27)
Metsäteollisuus on tullut Suomeen ulkomaisen pääoman ja tietotaidon avulla
vajaat kaksisataa vuotta sitten. Se on toiminut melkein koko jatkosodan jälkeisen
ajan suojatussa ympäristössä ja ulkomaisesta kilpailusta ...
The role of power relations in strategic supply management – A value net approach
(Lappeenranta University of Technology, 2010-08-27)
Supplier relationships are key elements of supply management and thus have attracted substantial research interest among academics and practitioners. The collaborative nature of relationships has been the focus of the ...