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Paperin laadun ja siihen valmistusprosessissa vaikuttavien tekijöiden on-line mittaukset
Tieteellisiä julkaisuja - Research Papers (Lappeenrannan teknillinen korkeakoulu, 06.03.1993) -
Paradoxes of Director Selection in Agricultural Co-operatives: Understanding Boards’ Conformance and Performance Roles
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 07.06.2024)The research focused on issues related to director selection in agricultural co-operatives. The aim was to gain comprehensive understanding of the paradoxes involved in director selection, and their relation to the conformance ... -
Parallel-Operating Three-Phase Voltage Source Inverters – Circulating CurrentModeling, Analysis and Mitigation
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 21.06.2010)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 ... -
Parameter Estimation of Large-Scale Chaotic Systems
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 30.10.2020)Parameter estimation plays a crucial role in modelling various kinds of phenomena. However, it can be challenging to properly calibrate a model to satisfy the observed quantities and provide reliable forecasts. In the case ... -
Parameter identification and state estimation of multibody systems – bringing and keeping simulation models closer to the reality
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 24.05.2024)Multibody models have proven their effectiveness in the virtual prototyping and testing of mechanical systems. However, increasing computational power and advancements in simulation techniques make it possible to evaluate ... -
Participation in Digital Citizen Science
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 11.12.2020)Digital platforms are playing an important role in shaping current scientific, social, and policy developments. Participatory science, in particular, has risen in popularity through the incorporation of digital citizen ... -
Particle model for simulating limestone reactions in novel fluidised bed energy applications
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 17.12.2013)The development of carbon capture and storage (CCS) has raised interest towards novel fluidised bed (FB) energy applications. In these applications, limestone can be utilized for S02 and/or CO2 capture. The conditions in ... -
Particle transport method for convection-diffusion-reaction problems
Acta Universitatis LappeenrantaensisURN:ISSN:1456-4491 (01.12.2007)Convective transport, both pure and combined with diffusion and reaction, can be observed in a wide range of physical and industrial applications, such as heat and mass transfer, crystal growth or biomechanics. The numerical ... -
Partnering in the Dynamic Environment: The Role of Trust in Asymmetric Technology Partnership Formation
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 27.03.2002)The purpose of this study was to increase the understanding of the role and nature of trust in asymmetric technology partnership formation. In the knowledge-based "learning race" knowledge is considered as a primary ... -
Patents in the Information and Communications Technology Sector - Development Trends, Problem Areas and Pressures for Change
Acta Universitatis LappeenrantaensisURN:ISSN:1456-4491 (03.03.2007)The patent system was created for the purpose of promoting innovation by granting the inventors a legally defined right to exclude others in return for public disclosure. Today, patents are being applied and granted in ... -
Pathways towards a low cost fully sustainable energy supply for Iran
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 11.10.2024)The Paris Agreement and the latest report by the Intergovernmental Panel on Climate Change (IPCC) require nations to curtail their greenhouse gas emissions, but Iran faces a significant challenge due to its heavy reliance ... -
PDM system functions and utilizations analysis to improve efficiency of sheet metal product design and manufacturing
Acta Universitatis Lappeenrantaensis (Lappeenrannan Teknillinen Yliopisto: Yliopistopaino, 27.06.2014)This study will concentrate on Product Data Management (PDM) systems, and sheet metal design features and classification. In this thesis, PDM is seen as an individual system which handles all product-related data and ... -
Perceptions of International Buyer-Supplier Relational Exchange
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 10.11.2017)Business relationships are perceived as successful, when they fulfil the expectations of the exchange parties. Though, the perceptions of business relationships can differ between crosscultural business partners. The ... -
Performance and scalability of isolated DC-DC converter topologies in low voltage, high current applications
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 18.12.2012)Fuel cells are a promising alternative for clean and efficient energy production. A fuel cell is probably the most demanding of all distributed generation power sources. It resembles a solar cell in many ways, but sets ... -
Performance benchmarking and incentive regulation – considerations of directing signals for electricity distribution companies
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 18.06.2008)After the restructuring process of the power supply industry, which for instance in Finland took place in the mid-1990s, free competition was introduced for the production and sale of electricity. Nevertheless, natural ... -
Performance Characteristics of an Axial-Flux Solid-Rotor-Core Induction Motor
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 13.12.2007)The integration of electric motors and industrial appliances such as pumps, fans, and compressors is rapidly increasing. For instance, the integration of an electric motor and a centrifugal pump provides cost savings and ... -
Performance Improvement of Centrifugal Compressor Stage with Pinched Geometry or Vaned Diffuser
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 01.10.2009)Centrifugal compressors are widely used for example in refrigeration processes, the oil and gas industry, superchargers, and waste water treatment. In this work, five different vaneless diffusers and six different vaned ... -
Performance management in digital transformation: A sustainability performance approach
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 05.02.2021)In recent years, the significant potential and ubiquitous use of digital technologies has motivated firms to achieve sustainable competitive advantages and enhance their ability to fully exploit the benefits of digital ... -
Performance management through innovation capability in SMEs
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 29.08.2014)Small and medium-sized enterprises (SMEs) are assuredly important to maintain strong economic growth. How to manage and maintain SMEs’ performance is a sizable challenge, and requires an understanding of the drivers of ... -
Performance measurement and management in a collaborative network
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 15.11.2013)This study concerns performance measurement and management in a collaborative network. Collaboration between companies has been increased in recent years due to the turbulent operating environment. The literature shows ...
