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Search results for: solar power plant
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Chlorinated solvents in a petrochemical wastewater treatment plant: Anassessment of their removal using self-organising maps
PublicationThe self-organising map approach was used to assess the efficiency of chlorinated solvent removal frompetrochemical wastewater in a refinery wastewater treatment plant. Chlorinated solvents and inorganicanions (11 variables) were determined in 72 wastewater samples, collected from three different purificationstreams. The classification of variables identified technical solvents, brine from oil desalting andrunoff sulphates as pollution...
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Comparison of the characteristics of gold nanoparticles synthesized using aqueous plant extracts and natural plant essential oils of Eucalyptus globulus and Rosmarinus officinalis
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Energy storage device based on flywheel, power converters and Simulink real-time
PublicationThis electronic document is a “live” template and already defines the components of your paper [title, text, heads, etc.] in its style sheet. Paper presents information on Energy Storage Device based on Flywheel and bi-directional IGBT Power Converters – designed for LINTE^2 laboratory owned by Gdansk University of Technology in Poland. Paper is divided into four sections. First section of the paper provides introductory information...
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A Set of Low-power Microcontroller-based Modules Used for Testing of Small Energy Measurement Methods
PublicationEstimation of energy consumption of low-power devices is not widely discussed in the scientific literature, but this topic is getting more and more popular. Evaluation process of newly developed methods and instrumentation requires carefull treatment. In order to fulfill this niche, the set of micro-power microcontroller based devices was proposed. The devices represent typical energy consuption profiles and allow experimental verification...
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Measurements of the rms voltages on main bars in a ship power station with two generators operating in parallel
Open Research DataThe presented dataset is part of research focusing on the assessment of metrological properties of the instrument, Estimator/Analyzer (E/A v.2), developed and made at the Faculty of Electrical Engineering, Department of Marine Electrical Power Engineering of Gdynia Maritime University. The attached dataset contains processed data, expressing the rms...
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Measurements of the rms currents in two phases in a ship power station with two generators operating in parallel
Open Research DataThe presented dataset is part of research focusing on the assessment of metrological properties of the instrument, Estimator/Analyzer (E/A v.2), developed and made at the Faculty of Electrical Engineering, Department of Marine Electrical Power Engineering of Gdynia Maritime University. The attached dataset contains processed data, expressing the rms...
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CUTTING POWER FORECASTING WHILE WOOD SAWING: FRACTURE MECHANICS APPROACH AND AXELSSON’S MODEL COMPARISON
PublicationIn the classical approach, energetic effects (cutting forces and cutting power) of wood sawing process are generally calculated on the basis of the specific cutting resistance, which is in the case of wood cutting the function of more or less important factors. On the other hand, cutting forces (power) could be considered from a point of view of modern fracture mechanics. Another way is to forecast cutting power consumption on...
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Influence of span length and impulse front time on earthing measurement accuracy of power line towers
PublicationThe article discusses the issue of measuring and assessing the features of power line tower earthings using fast-changing waveform. The study analyses the effect of impulse front time and the line span length on errors made during these measurements using impulse meters. It has been found that the assessment conditions similar to the static measurement results occur for the use of 4 μs current impulses and such procedure is useful...
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Polyarmonic model of synchronous generator for analysis of autonomous power generation systems
PublicationAbstract: This paper presents the polyharmonic modelling of synchronous generator (SG) in machine variables. The simple geometry and windings physical layout has been used for inductance calculations of a salient-pole SG. The main advantage of this model is the ease of describing an autonomous power generation system (APGS) in terms of its topology and thus providing effective analysis at the static and dynamic states, both for...
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Analysis of energy consumption at the Rzeszów Wastewater Treatment Plant
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Techniques of preparing plant material for chromatographic separation and analysis
PublicationArtykuł przedstawia dyskusję na temat technik wykorzystywanych podczas przygotowywania próbek materiału roślinnego do rozdzielania chromatograficznego i analizy. Opisane techniki to: suszenie, homogenizacja, ługowanie, ekstrakcja. Przedstawiono także techniki ekstrakcyjne tj. ekstrakcja z wykorzystaniem ultradźwięków, przyśpieszona ekstrakcja rozpuszczalnikiem, ekstrakcja z wykorzystaniem mikrofal, ekstrakcja z wykorzystaniem rozpuszczalnika...
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Application of Plant Oils as Ecologically Friendly Hydraulic Fluids
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Plant-based nutrition supplementation on the well-being of servicemen
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Occupational exposure to anaerobic bacteria in a waste sorting plant
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Potential applications of plant in vitro cultures in phytoremediation studies
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Protective Zone of an Industrial Plant as a Tool for Environmental Protection
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Investigations of a membrane distillation pilot plant with a capillary module
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Editorial: Pharmacology of Plant Polyphenols in Human Health and Diseases
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Defining the Genetic Basis of Plant–Endophytic Bacteria Interactions
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Geothermal heating plant with a combustion engine heat pump.
PublicationPrzedstawiono koncepcję ciepłowni geotermalnej zagospodarowującej zasoby energii zawarte w nisko i średniotemperaturowej wodzie termalnej. W tym celu zaproponowano zastosowanie pompy grzejnej napędzanej silnikiem spalinowym.
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Behavior of lipids in biological wastewater treatment plant processes
PublicationLipidy (oleje, smary, tłuszcze oraz długołańcuchowe kwasy tłuszczowe) są istotnym składnikiem ścieków. Ich ilość np. w ściekach komunalnych stanowi około 30-40% ogólnej wartości ChZT. Przemiany lipidów w procesach biologicznego oczyszczania są obiektem wielu badań, mimo to nie są do końca poznane i zrozumiane. W pracy przedstawiono przegląd literatury dotyczący przemian lipidów w trakcie tlenowego i beztlenowego oczyszczania ścieków...
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Power Electronics Building Blocks for implementing Smart MV/LV Distribution Transformers for Smart Grid
PublicationWith an observed increase in the involvement of active consumers in activities aimed at improving energy efficiency and increasing interest in producing energy from renewable sources, there is a need for the development of new technologies enabling the distribution network operators to offer new services and functionalities. Smart MV/LV distribution transformers are characterized by a compact three-stage design, including an...
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Measurements of the coefficients of current distribution between two generators operating in parallel in a ship power station
Open Research DataThe presented dataset is part of research focusing on the assessment of metrological properties of the instrument, Estimator/Analyzer (E/A v.2), developed and made at the Faculty of Electrical Engineering, Department of Marine Electrical Power Engineering of Gdynia Maritime University. The attached dataset contains processed data, expressing the coefficients...
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Solar light driven degradation of norfloxacin using as-synthesized Bi 3+ and Fe 2+ co-doped ZnO with the addition of HSO 5 – : Toxicities and degradation pathways investigation
PublicationIn this study, solar light responsive Bi3+ and Fe2+ doped ZnO were synthesized and used for photocatalytic degradation of norfloxacin (NOR), an emerging water pollutant. Analysis with Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), field emission scanning electron microscopy (FESEM), transmission electron microscopy (TEM), high-resolution transmission electron microscopy (HRTEM), selected area electron...
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International Journal of Fluid Power
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ELECTRIC POWER COMPONENTS AND SYSTEMS
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IEEE Power Eelectronics Magazine
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IEEE Computer Applications in Power
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Journal of Energy and Power Engineering
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ELECTRIC POWER SYSTEMS RESEARCH
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Journal of Hydrocarbon Power Enigneering
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EUROPEAN TRANSACTIONS ON ELECTRICAL POWER
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Journal of Low Power Electronics
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IEEE Power & Energy Magazine
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IET Renewable Power Generation
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IEEJ Transactions on Power and Energy
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IEEE TRANSACTIONS ON POWER DELIVERY
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Political Power and Social Theory
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IET Electric Power Applications
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Euroheat and Power (English Edition)
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IEEE TRANSACTIONS ON POWER SYSTEMS
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IEEE TRANSACTIONS ON POWER ELECTRONICS
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International Journal of Power Electronics
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Electric Power Engineering Technology
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WSEAS Transactions on Power Systems
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Zhongguo Dianli/Electric Power
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Journal of Power Sources Advances
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Feasibility of combined diesel engine - steam turbine in power station operating in the maritime
PublicationCompression-ignition engines used in ship technology as main propulsion engines are large units reaching even to 50-60 MW. Currently, the efficiency of such engines amounts to 45-50%. With such a large power unit, exhaust gases leaving the engine contain very large quantities of heat available for further treatment. Exhaust gases from the piston engine contain about 25% of the heat supplied to the engine in the fuel. Using the...
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Structural reliability of overhead power lines by means of Monte Carlo Method and RSM
PublicationThe article discusses the issue of reliability assessment of overhead power lines by means of both Monte Carlo Method and Response Surface Method. The suspension tower OS24 ON150+10 is considered, as the weakest element of the line. A comparison is made between deterministic and probabilistic approaches to wind and icing loading. The PDFs for wind and icing loads are proposed. Reliability is assessed for both critical atmospheric...
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Cutting power estimation of the bandsawing process of beech wood (Fagus sylvatica L.) dried in three operating modes
PublicationIn this paper the predicted values of cutting power for bandsawing machine (ST100R, f. Stenner), which is located at the sawmill company Complex in Dziemiany, were presented. The values of cutting power were forecasted for beech wood (Fagus sylvatica L.), from the northern part of Pomerania region in Poland, which was dried in three operating modes: BKP - air drying at 25oC, BKS - air-steam mixture drying at 80oC, BKW - steam drying...