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Wyniki wyszukiwania dla: EXFOLIATION PROCESS
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Generative Process Planning with Reasoning Based on Geometrical Product Specification
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A system solution for integration of process planning and control in flexible manufacturing
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Modeling of production planning and control process consistent with theory of constraint
PublikacjaArtykuł dotyczy problematyki zastosowania metody werbel-bufor-lina do planowania produkcji w systemach produkcyjnych z wielokrotnymi buforami. W artykule przedstawiono algorytm - jego funkcje, dane wejściowe i wyjściowe - który może mieć zastosowanie do modelowania procesu planowania i sterowania produkcją. Algorytm umożliwia określenie wielkości czasowych buforów w systemie oraz terminów rozpoczęcia i zakończenia realizacji zadań....
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Organic light sources look forward to optimize the photosynthesis process
PublikacjaW pracy opisano własności organicznej diody EL, zbudowanej na bazie organicznego kompleksu platyny, emitującej światło czerwone i niebieskie, które może być wykorzystane w procesie fotosyntezy.
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Molecular Insight into the Self-Assembly Process of Cellulose Iβ Microfibril
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Ti3C2 MXenes-based catalysts for the process of α-pinene isomerization
PublikacjaIn this study, the catalytic performance of Ti3C2 MXene materials in the reaction of α-pinene isomerization was demonstrated. The influence of etching agents (HF, HF/H2SO4, and HF/HCl; weight ratios of mixed acids: 1 : 3, 1 : 4, and 1 : 5) on removing Al atoms from MAX phase, creation of an accordion-like structure typical...
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Teaching methodology of the diagnosing process on the example of the fire alarm system
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Adapting the pinch point analysis to improve the ORC design process
PublikacjaPinch point analysis can be adapted so as to assist in the early stages of designing the ORC systems. Typically used in determining the working parameters of heat exchangers, it can be employed to improve the heat fitting between the source of heat and the working fluids of the ORC system. To attain the parametric match, an algorithm was built enabling quick estimation of the possible heat reception by the specific working fluid....
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Pyrolysis Process of Whole Waste Tires as a Biomass Energy Recycling
PublikacjaThe article is devoted to the description of material recycling of whole waste tires, including a new method of pyrolysis process, resulting in the final products: technically oil fractions (rubber plasticizer of rubber compounds) or diesel fuels (light, medium and heavy), activated carbon, gas fuel and steel scrap. Operational and performance tests of the first version of the pilot plant, consisting of three contributions cooperating...
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What determines export diversification in the development process? Empirical assessment.
PublikacjaThis paper assesses the role played by country-specific factors as determinants of relative export diversification. Using a panel data set for 60 countries and 20 years (1985–2004), we confirm that even after clearing out differences in income per capita, cross-country variability in the degree of export diversification is significant. In general, apart from per capita income, features influencing the size of accessible markets...
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AN INTELLIGENT SYSTEM TO SUPPORT THE DESIGN PROCESS OF HYBRID PHOTOVOLTAIC INSTALLATIONS
PublikacjaThe paper presents the final version of intelligent system to support the design process of hybrid photovoltaic systems supported by fuel cells and / or thermoelectric generators developed and constructed at the Institute of Electron Technology, as well as to conduct experiments and research. A block diagram of the system and the selection of its components is described and discussed. The paper considers the availability of the...
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Creative sprints: an unplanned broad agile evaluation and redesign process.
PublikacjaWe report how a request for routine usability work rapidly evolved into a novel agile process for evaluation and redesign. This process is described and then analysed to identify reasons for success. This analysis supports realistic knowledge transfer between User Experience professionals by outlining how similar future processes could succeed.
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What Determines Export Diversification in the Development Process? Empirical Assessment
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Method of data anomaly detection in the process of mobile applications installation
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Enzymatic Activity as New Moorsh-Forming Process Indicators of Peatlands
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Quantum chemical modelling of the process of lithium insertion into WO3 films
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The mycobiota of landfill leachates in the pretreatment process in a sequencing batch reactor
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The role of the European Union and democratisation process in post-communist Romania
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Modification of SiC based nanorods via a hydrogenated annealing process
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Technological and tribological aspects of milling-burnishing process of complex surfaces
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Kinetics studies of recrystallization process of metallic catalysts for ammonia synthesis
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The effect of unfavourable process conditions on the water desalination by membrane distillation
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Environmental fracture of polypropylene membranes used in membrane distillation process
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Effect of flow-rate on ethanol separation in membrane distillation process
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Wettability of polypropylene capillary membranes during the membrane distillation process
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Process Control Challenges and Solutions: TEOS, W, and CU CMP
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Hardware-in-the-Loop Simutation of the Synchronization Process of Electric Power Units.
PublikacjaPrzedstawiono nowoczesne urządzenia do badań synchronizatorów automatycznych w warunkach laboratoryjnych. Szczególną uwagę poświęcono systemowi wizualizacji tych urządzeń )przy ich pomocymożliwa jest ciągła kontrola, sterowanie i wizualizacja procesem synchronizacji w systemie elektroenergetycznym.
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Process management planning in ISO 9001 QMS of small companies.
PublikacjaPaper presents the key elements of process oriented methodology of ISO 9000 QMS implementation designed for SMEs. Particular attention has been paid to present simple documentation structure and its relation to the process approach to quality management.
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Data Extraction, Transformation and Loading process in data warehouse development.
PublikacjaOmówiono podstawowe elementy procesu projektowania hurtowni danych.
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Application of discrete models to describe the fracture process in brittle materials
PublikacjaPraca doktorska ''Zastosowanie modeli dyskretnych do opisu propagacji rys w materiałwch kruchych'' została podjęta z uwagi na fakt, że bardzo istotne jest poznanie mechanizmu powstawania lokalizacji odkształceń w materiałach kruchych takich jak beton (rysty i strefy ścianania) na poziomie mikroskopowym. Poznanie to daje mozliwość bardziej realistycznego wymiarowania elementów konstrukcji betonowych i żelbetowych oraz przewidywania...
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A semi-Markov model of fuel combustion process in a Diesel engine
PublikacjaW artykule przedstawiono czterostanowy model procesu spalania w przestrzeniach roboczych (cylindrach) silników o zapłonie samoczynnym w formie procesu semimarkowskiego, dyskretnego w stanach i ciągłego w czasie. Wartościami tego procesu są stany odpowiadające powszechnie akceptowanym rodzajom spalania w tego rodzaju silnikach a mianowicie takie stany procesu jak: spalanie pełne (całkowite i zupełne), spalanie niezupełne, spalanie...
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Analysis of magnetic field inside of vessel during degaussing process
PublikacjaPole magnetyczne wewnątrz okrętu podczas procesu demagnetyzacji może być niebezpieczne dla urządzeń elektronicznych. Demagnetyzacja okrętu jest przeprowadzana w celu minimalizacji namagnesowania stałego. W pracy przedstawiono wyniki analizy pola magnetycznego wewnątrz okrętu podczas procesu demagnetyzacji. Analizę numeryczną przeprowadzono w pakiecie OPERA 3D.
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Study of abrasive slurry dosage in flat surfaces lapping process
PublikacjaPrzedstawiono wyniki badań dozowania pasty i zawiesiny ściernej w procesach docierania powierzchni płaskich. Badano wpływ wielkości dawki ścierniwa na podstawowe parametry chropowatości powierzchni elementów miedzianych i ceramicznych. Docierano miedź betlenową MOOB oraz ceramikę Al2O3 i Al2O3-ZrO2 mikroziarnami węglika krzemu i węglika boru.
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Diffusible Hydrogen Control in Flux Cored Arc Welding Process
PublikacjaOne of the types of hydrogen degradation of steel welded joints is cold cracking. The direct cause of the formation of cold cracks is simultaneous presence of hydrogen, residual stresses and brittle structure. The way of preventing the occurring of degradation is to eliminate at least one of these factors. Practice has shown that the best solution is to control the amount of hydrogen in deposited metal. In this paper an experimental...
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Generative Process Planning with Reasoning based on Geometrical Product Specification
PublikacjaThe focus of this paper is on computer aided process planning for parts manufacture in systems of definite process capabilities, involving the use of multi-axis machining centers for parts shaping and grinding machines for finishing. It presents in particular a decision making scheme for setup determination as a part of generative process planning. The planning procedurę consists of two stages. The first stage is associated with...
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Disruption of the communication process on the example of ALEP-PL web application
PublikacjaBy creating a dedicated web service, such as the presented ALEP-PL solution, you can not assume that its users have suffcient knowledge of the energy sector. This application is dedicated to the local energy planning. The ALEP-PL makes it easier to incorporate in the planning of key players in the local energy market. This group of ALEP-PL users represents mainly the ocials of energy companies and specialist offcers. In the paper...
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Approximate models and parameter analysis of the flow process in transmission pipelines
Publikacjathe paper deals with the problem of early leak detection in transmission pipelines. First we present the derivation of state-space equations of the flow process in the pipelines. This description is then aggregated in order to obtain a principal model. Next, the problem of process model parameterization is addressed, taking into account the maximization of a model stability margin. The location of the maximum is determined using...
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Hardened Steel Surface Waviness Created by Rolling Burnishing Process
PublikacjaThe surface of the finishing machined parts is defined mainly by roughness parameters. Growing demands on the part, especially mating sliding or rolling, require the specification of additional parameters, such as waviness parameters, particularly when there is significant resistance to seizing or noise reduction. This paper presents surface waviness characteristics of hardened burnished steel.
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The Roughness of the Hardened Steel Surface Created by the Rolling-Burnishing Process
PublikacjaBurnishing hard materials can be used as an alternative finishing process. this paper presents the results of burnishing hardened steel. The article discusses surface deformation that occurs during this process and depends on the selected parameters of the geometric structure of the force applied for surface burnishing.
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Business Process Management education in Poland: A manifesto for academic teaching
PublikacjaThis paper critically assesses Business Process Management (BPM) education in Poland and provides evidence-based recommendations for improvement. Through a survey of 44 BPM educators, the study evaluates BPM lifecycle coverage, IT tool utilization, and incorporation of the Six Core Elements of BPM. The findings reveal a focus on process modeling and analysis, identifying gaps in the way the entire BPM lifecycle is addressed. Despite...
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Ship’s de-perming process using coils lying on seabed
PublikacjaA ship built from ferromagnetic steel disturbs the uniformity of the Earth’s magnetic field. Changes of ship’s signature are due to the magneto-mechanical interaction of the hull with the Earth’s magnetic field. The ship’s magnetic field can be detected by a magnetic naval mine. For this reason, the vessel has to be demagnetized. There are several methods of ship’s de-perming. The results of experimental and computer simulations...
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MULTI-CRITERIA MODEL IN MULTIFUNCTIONAL BUILDING SYSTEM DESIGN PROCESS
PublikacjaThe paper presents a multi-criteria approach in multifunctional building system design process. The aim is to develop a theory relative to the engineering system of multifunctional with a mathematical representation defined by a holistic network for the lifecycle of the designed object. The idea of work was to define the structure of a complex system. Background for the presented field is to develop a design strategy for multifunctional...
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Participatory Budgeting in Poland – Missing Link in Urban Regeneration Process
PublikacjaIn last thirty years Poland has gone a long way toward democracy and decentralization. Role of public participation in planning is increasing rapidly and recently many new instruments of empowering the community is being introduced, participatory budgeting is one of the most important. On the other hand, urban regeneration is one of the most important challenges of polish cities are facing. Technical and transport infrastructure...
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Inhibition of the granular anammox process by the high concentration of free ammonia.
PublikacjaHigh concentrations of ammonia and nitrite, typical for reject water treatment in the anammox process with the use of high temperatures and pH, may cause free ammonia (FA) inhibition. In this study, the inhibitory effect of FA on anammox process rate was investigated in a bench-scale sequencing batch reactor (SBR) with granular anammox biomass. Results of the study present that the anammox process could be successfully operated...
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FPGA Based Real Time Simulations of the Face Milling Process
PublikacjaThe article presents a successful implementation of the milling process simulation at the Field-Programmable Gate Array (FPGA). By using FPGA, very rigorous Real-Time (RT) simulation requirements can be met. The response time of the FPGA simulations is significantly reduced, and the time synchronization is better than in a typical RT system implemented in software. The FPGA-based approach is characterized by enormous flexibility...
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Ultrafiltration Process in Disinfection and Advanced Treatment of Tertiary Treated Wastewater
PublikacjaThe paper presents the results of research on the use of ultrafiltration, using membranes of 200 and 400 kDa separation, for disinfection of municipal treated wastewater. The research was conducted on a fractional technical scale using real municipal treated wastewater from two large wastewater treatment plants treating most of the wastewater over the one-million polycentric Gdańsk agglomeration (1.2 million inhabitants). UF 200...
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A new multi-process collaborative architecture for time series classification
PublikacjaTime series classification (TSC) is the problem of categorizing time series data by using machine learning techniques. Its applications vary from cybersecurity and health care to remote sensing and human activity recognition. In this paper, we propose a novel multi-process collaborative architecture for TSC. The propositioned method amalgamates multi-head convolutional neural networks and capsule mechanism. In addition to the discovery...
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Jumping Wave Characteristic during Low Plasticity Burnishing Process
PublikacjaDuring the low plasticity burnishing process of soft materials such as carbon steel with a hardness of up to 40 HRC (Rockwell grade) a raised structure of the material known as the Jumping Wave forms in front of the tool roll. This phenomenon significantly disturbs the burnishing process, but is very poorly described in the literature. This article presents studies of this phenomenon on the example of burnished 1.0562 steel. The...
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Development of Gas Sensor Array for Methane Reforming Process Monitoring
PublikacjaThe article presents a new method of monitoring and assessing the course of the dry methane reforming process with the use of a gas sensor array. Nine commercially available TGS chemical gas sensors were used to construct the array (seven metal oxide sensors and two electrochemical ones). Principal Component Regression (PCR) was used as a calibration method. The developed PCR models were used to determine the quantitative parameters...
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Polish waterfront in the process of transformation: The case of Elbląg port city
PublikacjaThe topic of waterfront transformation is a vast and challenging issue, which in small and medium-sized cities is still unexplored. With growing global interest in the matter of regeneration of city-water relationship and increasing public awareness of the value of waterfront public spaces, actions to transform abandoned waterfront areas have been undertaken in many Polish port cities. City of Elbląg, located in northern Poland,...