Viimeksi syötetyt

Aineistot 1-20 / 13916

    • GFDM-Based Cooperative Relaying Networks with Wireless Energy Harvesting 

      Carrillo Melgarejo, Dick; Moualeu, Jules M.; Nardelli, Pedro; Fraidenraich, Gustavo; da Costa, Daniel B. (IEEE, 21.10.2019)
      In this paper, the concept of wireless power transfer and wireless information transmission, which have recently received special attention for improving energy efficiency in wireless communication systems, are investigated. ...

    • Framework for the Identification of Rare Events via Machine Learning and IoT Networks 

      Nardelli, Pedro; Papadias, Constantinos; Kalalas, Charalamps; Alves, Hirley; Christou, Ioanns T.; Macaluso, Irene; Marchetti, Nicola; Palacios, Raul; Alonso-Zarate, Jesus (IEEE, 21.10.2019)
      This paper introduces an industrial cyber-physical system (CPS) based on the Internet of Things (IoT) that is designed to detect rare events based on machine learning. The framework follows the following three generic ...

    • Planeettaraja-ajattelu biomassan tuotannossa 

      Kankaanpää, Otto (10.11.2019)
      Metsäbiopolttoaineita pidetään usein ympäristöystävällisenä energiamuotona. Biomassa on määritelty hiilineutraaliksi polttoaineeksi ja se on omiaan luomaan kuvan ympäristöystävällisestä energiamuodosta. Tämän työn tavoitteena ...

    • Strateginen kustannusjohtaminen : menetelmät ja käyttökohteet 

      Koskiaho, Lari (2019)
      Työssä tarkastellaan strategisen kustannusjohtamisen viimeisempiä trendejä vuosien 2015-2019 tieteellisten artikkeleiden avulla. Tavoitteena on tunnistaa, mitä menetelmiä strategisessa kustannusjohtamisessa on viimeaikaisimpien ...

    • Possibilities of utilizing polyethene terephthalate (PET) bottle deposit-refund system in China 

      Kou, Wei (2019)
      To shed light on the potentials and possibilities of domestic Polyethene terephthalate (PET) bottle waste recycling and collection in China, this paper studied the DRS used in developed countries and explored the status ...

    • Factors fostering vocational students’ workplace learning success in the real workplace environment 

      Nisula, Anna-Maija; Metso, Sari (Taylor & Francis, 23.10.2019)
      The present paper proposes a conceptual model in which both personal and perceived workplace-related factors affect vocational students’ workplace learning success in real workplace environments, with workplace learning ...

    • A complex adaptive systems agenda for ecosystem research methodology 

      Phillips, Mark; Ritala, Paavo (Elsevier, 15.10.2019)
      Ecosystems have recently emerged as a visible stream in organization and management research. The ecosystem concept promises a broader, systems view of organizational and technological phenomena beyond traditional firm, ...

    • IoT-järjestelmän toteutus älykkään akkulaturijärjestelmän tiedonsiirtoon 

      Hakkila, Jussi (2019)
      Sähkökatkojen aikana monet laitteet saavat tehonsa keskeyttämättömältä virransyöttölaitteelta eli UPS:lta. UPS laitteistot toimivat akustoilla. Akkujen kuntoa tulisi kuitenkin valvoa paremmin, sillä niiden kunto ja kestävyys ...

    • Chemical recycling of magnetic tape 

      Pöntynen, Simo (2019)
      This work aimed to study a recycling path for magnetic tapes. Magnetic tapes at the time of writing have no recycling processes and end up in dump despite their massive volumes. In the literature review composition of ...

    • Probabilistic Forecasting of Battery Energy Storage State-of-Charge under Primary Frequency Control 

      Mashlakov, Aleksei; Lensu, Lasse; Kaarna, Arto; Tikka, Ville; Honkapuro, Samuli (IEEE, 07.11.2019)
      Multi-service market optimization of battery energy storage system (BESS) requires assessing the forecasting uncertainty arising from coupled resources and processes. For the primary frequency control (PFC), which is one ...

    • Electric drive simulator for system simulations 

      Kuusela, Simo (2019)
      ABB Virtual Drive is a software tool for simulating electric drive system. In this thesis different use cases and challenges for this software were studied. New and improved electric drive simulator was created and integrated ...

    • Sustainable carbon capture in oil refineries 

      Sippola, Jussi (2019)
      Carbon capture is a radical way to reduce greenhouse gas emissions globally to mitigate the effects of climate change when CO2 is stored permanently or utilized sustainably. Modern oil refineries are large stationary ...

    • Sunlight-driven photocatalytic reduction of noble metals ions to nanopartices 

      Ihnatiuk, Daryna (2019)
      The investigation of the noble metal ions photoreduction to nanoparticles was conducted in this Master Thesis. Four types of graphitic carbon nitride powders were synthesized through the thermal polycondensation reaction ...

    • Industrial Ecology in Support of Sustainable Development Goals 

      Awan, Usama (Springer, Cham, 04.10.2019)
      Industrial ecology is a subdiscipline of the natural ecosystem which aims to restructure the industrial ecosystem in ways of managing and designing linear to closed-loop industrial production and consumption system. ...

    • Renewable-energy-based Single and Community Microgrids Integrated with Electricity Markets 

      Narayanan, Arun
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 22.11.2019)
      The deployment of renewable-energy-based microgrids in the electrical power system is a wellknown pathway to realize sustainable energy goals. Further, community microgrids incentivize residential houses to exchange renewable ...

    • Championing processes and the emergence of industrial symbiosis 

      Kokoulina, Liudmila; Ermolaeva, Liubov; Patala, Samuli; Ritala, Paavo (Routledge, 20.07.2018)
      Industrial symbiosis is an important concept for regional development in which industrial organizations seek to use one another's outputs and inputs, reduce waste and achieve economic benefits. Though the technical details ...

    • Innovation alliances: Balancing value creation dynamics, competitive intensity and market overlap 

      Bouncken, Ricarda; Fredrich, Viktor; Kraus, Sascha; Ritala, Paavo (Elsevier, 31.10.2019)
      When created and captured value is unbalanced in innovation alliances, instabilities may emerge. Competitive tensions between the partners may further destabilize the value creation process. How these dynamics affect the ...

    • Working capital management in the Russian automotive industry supply chain 

      Pirttilä, Miia; Virolainen, Veli Matti; Lind, Lotta; Kärri, Timo (Elsevier, 30.08.2019)
      Companies must successfully finance their supply chains if they are to maintain their competitive advantage. Specifically, asset management in a supply chain is an essential component of improving one's financial stance. ...

    • Puhdistamolietteen pumppaus 

      Raiskio, Elisa (2019)
      Työn tavoitteena on vertailla eri pumppuvaihtoehtoja puhdistamolietteen pumppaamiseen. Tarkasteltava puhdistamoliete on kiintoainepitoisuudeltaan 20 – 30 massaprosenttista lietettä. Työssä käsitellään jätevedenpuhdistamon ...

    • Utilization of visual analysis in recovery boilers 

      Lahtinen, Markus (2019)
      The aim of this thesis was to study potential of visual analysis in recovery boilers. Performance of recovery boilers is measured with traditional ways, which are measurements of temperature, volume flow or pressure. Still ...