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Effect of Vaneless Diffuser Width on the Overall Performance of a Centrifugal Compressor
(Sage Journals, 2011)Three vaneless diffuser designs, varying in diffuser width, for centrifugal compressor were studied experimentally. Along with the diffuser width, the tip clearance was altered. The compressor overall performance and ... -
Effective momentum induced by steam condensation in the oscillatory bubble regime
(Elsevier, 01.06.2019)The spargers used in Boiling Water Reactors (BWR) discharge steam from the primary coolant system into a pool of water. Direct steam condensation in subcooled water creates sources of heat and momentum determined by the ... -
Effective removal of hazardous trace metals from recovery boiler fly ashes
(Elsevier, 15.02.2018)The objective of this study is to introduce a treatment sequence enabling straightforward and effective recovery of hazardous trace elements from recovery boiler fly ash (RBFA) by a novel method, and to demonstrate the ... -
Effectiveness of Hackathons to Cultivate a Sustainability Mindset among Engineering and Computing Students
(IEEE, 26.01.2024)The use of hackathons to teach students problem-solving and innovation has been gaining popularity in universities in recent years. At the same time, more universities are also incorporating sustainability into their ... -
Effectiveness of innovation capability development methods
(Taylor & Francis, 26.09.2016)The literature presents numerous methods and practices for facilitating organizational innovation capabilities. Less attention has been paid to indicating the actual impact of these methods on different aspects of innovation ... -
Effects of Brief Integrated Information Literacy Education Sessions on Undergraduate Engineering Students' Interdisciplinary Research
(Taylor & Francis Online, 2017)Engineering students often conduct information searches without sufficient consideration of the context of their research topic. This article discusses how development of a new information literacy (IL) mindset through ... -
Effects of Different Blade Angle Distributions on Centrifugal compressor performance
(Hindawi, 2009)A centrifugal compressor with three different shrouded 2D impellers is studied numerically. All impellers have the same dimensions, and they only differ in channel length and geometry. Noticeable differences in efficiency ... -
Effects of energy retrofits on Indoor Air Quality in multifamily buildings
(John Wiley & Sons, 28.03.2019)Abstract We assessed 45 multifamily buildings (240 apartments) from Finland and 20 (96 apartments) from Lithuania, out of which 37 buildings in Finland and 15 buildings in Lithuania underwent energy retrofits. Building ... -
Effects of heat input on the mechanical properties of butt-welded high and ultra-high strength steels
(Elsevier, 09.08.2019)In this study, the mechanical properties of butt-welded thin plates made of S700, S960 and S1100 steels under various heat inputs (HI) are investigated. The gas metal arc welding (GMAW) process with two different levels ... -
Effects of heterogeneous flow on carbon conversion in gas-solid circulating fluidized beds
(Elsevier, 17.07.2020)Gas-solid fluidized beds have heterogeneous flow structures, which affect the reactions due to uneven distribution and limited mixing of reactants. Some model approaches neglect these heterogeneous structures and use a ... -
Effects of machining parameters on Ni-Mn-Ga-based alloys for fabrication of multifunctional micro devices using femtosecond pulse width laser
(IOP Publishing Ltd, 22.12.2023)Ni-Mn-Ga-based magnetic shape memory (MSM) alloy single crystals are known for their large magnetic-field-induced strain (MFIS). This quality makes them a promising material for use in micro actuators and devices. However, ... -
Effects of solar PV installations and solar inverter reactive power control on distribution network losses on Finnish rural areas
International Conference On The European Energy Market (IEEE, 03.07.2023)Energy transition is reshaping energy systems and affecting loading of electricity distribution networks significantly. Household customers are investing in solar PV systems to locally produce electricity for their own ... -
Effectual and causal reasoning in the adoption of marketing automation
(Elsevier, 26.12.2019)Research on technology adoption in organizations traditionally assumes that these organizations follow rational, strategic and planned adoption processes. However, a gradually emerging view is that the adoption of technology ... -
Efficiency of Passive Open Loop Heat Removal Over Wide Range of Loop Flow Resistances – PASI Loop Tests in the EU-PASTELS Project
(American Nuclear Society, 23.11.2023)The PASI test facility, designed and constructed at LUT University, is a model of a containment cooling system using an open passive heat removal loop. The PASI facility consists of a pressure vessel simulating containment ... -
Elaborating Team Roles for Artificial Intelligence-based Teammates in Human-AI Collaboration
(Springer Nature, 20.07.2022)The increasing importance of artificial intelligence (AI) in everyday work also means that new insights into team collaboration must be gained. It is important to research how changes in team composition affect joint work, ... -
Elderly Care and Digital Services: Toward a Sustainable Sociotechnical Transition
(Springer, 04.07.2019)The elderly care system’s sustainability is one of the largest societal challenges of our time. Digitalization and the implementation of technologies in elderly care are viewed as offering possible solutions to the social ... -
Electric vehicle charging measurements in the Nordic environment - charging profile dependence on ambient temperature
(IET, 29.09.2023)This paper aims at providing further understanding of electric vehicle (EV) charging in a cold environment by providing an overview of laboratory tests conducted for several EVs. The paper describes the laboratory test ... -
Electrocatalytic performance and cell voltage characteristics of 1st-row transition metal phosphate (TM-Pi) catalysts at neutral pH
(Elsevier, 07.06.2020)Water electrolysis represents a clean and sustainable route for large-scale hydrogen generation. However, efficient water splitting is hindered by the kinetically sluggish oxygen evolution reaction (OER), which requires ... -
Electrochemical leaching of rare-earth elements from spent NdFeB magnets
(Elsevier, 22.01.2020)Spent NdFeB magnets are highly appealing secondary resources for rare earth elements (REEs), especially for Nd. The goal of this study was to investigate electrochemical leaching of Fe and rare earths from NdFeB magnets ... -
Electrode material studies and cell voltage characteristics of the in situ water electrolysis performed in a pH-neutral electrolyte in bioelectrochemical systems
(Elsevier, 07.05.2019)Hydrogen-oxidizing bacteria (HOB) have been shown to be promising micro-organisms for the reduction of carbon dioxide to a wide range of value-added products in bioelectrochemical systems with in situ water electrolysis ...