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Wyniki wyszukiwania dla: sustainable urban development
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Development trends of automotive engine cooling systems
PublikacjaDzięki daleko idącym modyfikacjom układów zasilania i zapłonu silników samochodowych oraz udoskonaleniom układów oczyszczania spalin uzyskano znaczne zmniejszenie emisji związków toksycznych. Układy chłodzenia z pompą cieczy napędzaną mechanicznie stają się archaiczne nie pozwalając na swobodne sterowanie obiegiem cieczy. Również różna wartość temperatury potrzebnej do schładzania różnych procesów wymaga sterowanych zaworów trójdrożnych...
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Suitability of LoRaWAN Technology for the Development of Maritime Applications
PublikacjaThe LoRaWAN Technology opens new possibilities for gathering and analysis of distributed data. In the paper we concentrate on its maritime usability which was tested by us in the period from June to August 2018. Measurements of the LoRaWAN network coverage in the Bay of Gdansk area were carried out. Various conditions and places were tested. The research was planned in such a way as to gradually increase the range and control the...
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Logistics Development in European Countries: The Case of Poland
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Big Data Analytics for ICT Monitoring and Development
PublikacjaThe expanded growth of information and communication technology has opened new era of digitization which is proving to be a great challenge for researchers and scientists around the globe. The utmost paradigm is to handle and process the explosion of data with minimal cost and discover relevant hidden information in the least amount of time. The buzz word “BIG DATA” is a widely anticipated term with the potential to handle heterogeneous,...
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Development of optical fiber technology in Poland – 2018
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Development of optical fiber technology in Poland 2020
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Development of optical fiber technology in Poland: 2017
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EuCARD2: enhanced accelerator research and development in Europe
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Software for development and communication with FPGA based hardware
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Development of optical fiber technology in Poland: 2014
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Development of optical fiber technology in Poland 2015
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Open Source in Development: Enabling Business and Services
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Technological progress and its contribution to economic development
PublikacjaArtykuł stanowi analizę zależności pomiędzy poziom rozwoju i wdrożenia technologii informacyjnych i komunikacyjnych w kraju z poziomem jego rozwoju gospodarczego.
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Construction and development of IT Competence Centers - organizational structure
PublikacjaThe author presents the situation of the current units working between academic environment and business. the paper presents the possibility of using a dynamic structure to develop UCC.
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Soft modelling aspects of complex IT systems development.
PublikacjaZaproponowano metodykę opartą na teorii zbiorów rozmytych do zakresu wspomagania decyzji na etapie budowy złożonych systemów z obszaru information technology (IT). Omówiono wszystkie elementy proponowanego podejścia. Przedstawiona architektura ma zastosowanie głównie do zarządzania projektami IT na etapie ich powstawania.
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Outline of marine piston engines' technology development.
PublikacjaW referacie przedstawiono najistotniejsze wydarzenia mające wpływ na produkcję i rozwój silników o zapłonie samoczynnym. Zasygnalizowano najistotniejsze osiągnięcia w rozwoju tych silników i podano nazwy firm, w których one zostały zastosowane. Podano także najważniejsze fakty związane z produkcją silników w Polsce.
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Stepwise development of distributed interactive simulation systems.
PublikacjaMetoda krokowa pozwala na budowanie wydajnych i skalowalnych systemów symu-lacji rozproszonej obiektów rzeczywistych jak np. pojazdy terenowe, samocho-dy i śmigłowce. Dzięki uwzględnianiu parametrów operacyjnych oraz parametrównarzędzi wizualizacyjnych możliwe jest znaczne ograniczenie liczby komunika-tów przesyłanych między obiektami.
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Development of techniques of generation of gaseous standard mixtures
PublikacjaW pracy przedstawiono informacje dotyczące: klasyfikacji znanych technik sporządzania gazowych mieszanin wzorcowych oraz omówienia technik najszerzej wykorzystywanych wraz z przedstawieniem odpowiednich schematów zestawów aparaturowych. Przedstawiono również informacje na temat nowego podejścia do zagadnienia sporządzania gazowych mieszanin wzorcowych. W tym przypadku strumień składnika mierzonego (analitu) jest otrzymywany w procesie...
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Project DESYME - development system for mobile services
PublikacjaPrzedstawiono cele, aspekty techniczne i strukturę programu europejskiego DESYME. Przeanalizowano aktualny stan techniki i trudności, na jakie napotykają podmioty usiłujące wykorzystać techniki mobilne w swych przedsięwzięciach. Przedstawiono potencjalne korzyści płynące z implementacji w tych warunkach wyników projektu DESYME. Skrótowo przedstawiono architekturę proponowanych rozwiązań oraz wykorzystywane techniki. Przedstawiono...
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Does technology matter in economic development and why?
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Modernist Gdynia. Challanges of Heritage-Based Development
PublikacjaTekst przedstawia kompleksową politykę ochrony zabytków na terenie śródmieścia Gdyni, które ma status Pomnika Historii, w powiązaniu z planowanym rozwojem i modernizacją
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The development of an underwater telephone for digital communication purposes
PublikacjaThe underwater telephone HTL-10 has been designed to provide voice and data communication between helicopter and submarines using acoustic waves. It works in a half-duplex mode and uses analogue power-efficient modulation in the form of a single side-band, suppressed carrier, in a wide range of frequencies. It generates the transmitted signal, and processes the received signals. It is implemented with the use of digital signal...
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Machine learning approach to packaging compatibility testing in the new product development process
PublikacjaThe paper compares the effectiveness of selected machine learning methods as modelling tools supporting the selection of a packaging type in new product development process. The main goal of the developed model is to reduce the risk of failure in compatibility tests which are preformed to ensure safety, durability, and efficacy of the finished product for the entire period of its shelf life and consumer use. This kind of testing...
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Bortezomib induces methylation changes in neuroblastoma cells that appear to play a significant role in resistance development to this compound
PublikacjaThe anticancer activity of bortezomib (BTZ) has been increasingly studied in a number of indications and promising results for the use of this treatment have been shown in neuroblastoma. As BTZ treatment is usually administered in cycles, the development of resistance and side effects in patients undergoing therapy with BTZ remains a major challenge for the clinical usage of this compound. Common resistance development also means...
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Culturable bacteria community development in postglacial soils of Ecology Glacier, King George Island, Antarctica
PublikacjaGlacier forelands are excellent sites in which to study microbial succession because conditions change rapidly in the emerging soil. Development of the bacterial community was studied along two transects on lateral moraines of Ecology Glacier, King George Island, by culture-dependent and culture-independent approaches (denaturating gradient gel electrophoresis). Environmental conditions such as cryoturbation and soil composition...
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Influence of laser processing of the low alloy medium carbon structural steel on the development of the fatigue crack
PublikacjaThe paper contains the results of the structural analysis, hardness tests and fatigue tests conducted for the medium carbon structural steel with low content of Cr and Ni after its processing with CO2 laser beam. Pre-cracks were made in the round compact tension (RCT) specimen used for fatigue test. Next, four paths, parallel to each other, were melted on both sides of the samples using a laser beam. The paths were perpendicular...
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A comparative analysis of methods and tools for low impact development (LID) site selection
PublikacjaThe site selection for Low Impact Development (LID) practices is a significant process. It affects the effectiveness of LID in controlling stormwater surface runoff, volume, flow rate, and infiltration. This research paper presents a comprehensive review of various methods used for LID site selection. It starts by introducing different methods and tools. Three main methods: index-based methods, GIS-based multi-criteria decision...
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LDFEM analysis of pore water pressure development in cohesive soil due to FDP auger drilling
PublikacjaThis paper presents the preliminary modelling of FDP auger drilling in soft soil with emphasis on excess pore water pressure (EPWP) development using CEL formulation and Abaqus software suit. The EPWP generation in single points is investigated and the results of a numerical analysis are compared with the field measurements. It is found that numerical model qualitatively reflects the field measurements. However,...
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Connected & Automated Urban Mobility, Zombie Cars and Kitchen Knives: Will Autonomous Automobiles, Self-Driving Car-Sharing and Ride-Hailing, and Driverless Shuttles Harm Cities?
PublikacjaThere is a deficiency of supportive evidence to verify thesis that cities are prepared for mobility revolution which already begun and will advance exponentially. Furthermore, present revisions mostly emphasize how emerging mobility solutions will alter transport efficiency or affect mass transit usage, rather than on urban morphology, metropolitan society, nor local communities. Author is thoroughly concerned that municipalities...
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Comparative Analysis of Laboratory-Made and Industrial-Made Sewage Sludge Ash: Implications for Effective Management Strategy Development
Publikacjafirst_pageDownload PDFsettingsOrder Article Reprints Open AccessArticle Comparative Analysis of Laboratory-Made and Industrial-Made Sewage Sludge Ash: Implications for Effective Management Strategy Development by Bartłomiej Michał Cieślik 1,*ORCID,Oskar Ronda 1ORCID,Elżbieta Grządka 2ORCID,Jolanta Orzeł 2 andJustyna Płotka-Wasylka 1 1 Department of Analytical Chemistry, Faculty of Chemistry, Gdańsk University of Technology, Gabriela...
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Development Of Dynamic Method For Evaluation Of Corrosion Rate On The Example Of Organic Corrosion İnhibitor
PublikacjaMeasurements of the corrosion rate belong to the most important aspects of materials science. In order to reduce material loss corrosion inhibitors are used. However selection of proper inhibitor should be based on evaluation of its mechanism and effective concentrations. Mechanism of inhibition usually has dynamic character so physicochemical parameters are changing in time. Most of actually used methods...
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Designing sustainable school facilities for public health promotion. Selected issues and examples of good practice
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Mechanical Performance and Environmental Assessment of Sustainable Concrete Reinforced with Recycled End-of-Life Tyre Fibres
PublikacjaThe presented research’s main objective was to develop the solution to the global problem of using steel waste obtained during rubber recovery during the tire recycling. A detailed comparative analysis of mechanical and physical features of the concrete composite with the addition of recycled steel fibres (RSF) in relation to the steel fibre concrete commonly used for industrial floors was conducted. A study was carried out using...
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Identification of sustainable trypsin active‐site inhibitors from Nigrospora sphaerica strain AVA‐1
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Compatibility of Sustainable Mater-Bi/poly(ε-caprolactone)/cellulose Biocomposites as a Function of Filler Modification
PublikacjaDespite their popularity and multiplicity of applications, wood–polymer composites (WPCs) still have to overcome particular issues related to their processing and properties. The main aspect is the compatibility with plant-based materials which affects the overall performance of the material. It can be enhanced by strengthening the interfacial adhesion resulting from physical and/or chemical interactions between the matrix and...
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Integration of the sulfate reduction and anammox processes for enhancing sustainable nitrogen removal in granular sludge reactors
PublikacjaThe Anammox and Sulfate Reduction Ammonium Oxidation processes were compared in two granular sequencing batch reactors operated for 160 days under anammox conditions. It was hypothesized that increasing the concentration of SO42− may positively influence the rate of N removal under anaerobic conditions and it was tested whether SO42− reduction and anammox occur independently or are related to each other. The cooperation of N-S...
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Development of Local IDF-formula Using Controlled Random Search Method for Global Optimization
PublikacjaThe aim of the study is to present the effective and relatively simple empirical approach to rainfall Intensity-Duration-Frequency-formulas development, based on Controlled Random Search (CRS) for global optimization. The approach is mainly dedicated to the cases in which the commonly used IDF-relationships do not provide satisfactory fit between simulations and observations, and more complex formulas with higher number of parameters...
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Improving Output Performance of the Ultrasonic Multicell Piezoelectric Motor by Development the Multi-Rotor Structure
PublikacjaIn recent years, many researches have been carried out on piezoelectric multi-rotor structures. This paper describes the analysis, development and experimental process of an ultrasonic multi-cell piezoelectric motor using a multi-rotor structure. In this design, three independent cells have been integrated into a mechatronic system. Analytical model and finite element method are used for modal and dynamic analysis of the proposed...
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Hybrid Finite Element Method Development for Offshore Structures’ Calculation with the Implementation of Industry Standards
PublikacjaIn the design process of offshore steel structures, it is typical to employ commercial calculation codes in which simulation and evaluation of results are performed on the basis of the available standards (e.g. API, DNV, Lloyds). The modeling and solution rely on finite element methods and cover the simulation of the structure’s properties along with the influence of the marine environment – sea currents, wave and wind loading,...
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Porous carbon derived from rice husks as sustainable bioresources: insights into the role of micro-/mesoporous hierarchy in hosting active species for lithium–sulphur batteries
PublikacjaThe exploration of natural resources as sustainable precursors affords a family of green materials. Exploring highly abundant and available biowaste precursors remaining from food processing throughout a scalable and cost-effective material synthesis path is highly important especially for new materials discovery in emerging energy storage technologies such as lithium–sulphur (Li–S) batteries. Herein, we have produced a series...
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Testing the Positioning Accuracy of GNSS Solutions during the Tramway Track Mobile Satellite Measurements in Diverse Urban Signal Reception Conditions
PublikacjaMobile Global Navigation Satellite System (GNSS) measurements carried out on the railway consist of using satellite navigation systems to determine the track geometry of a moving railway vehicle on a given route. Their purposes include diagnostics, stocktaking, and design work in railways. The greatest advantage of this method is the ability to perform measurements in a unified and coherent spatial reference system, which...
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Recent progress in the development of steroid sulfatase inhibitors – examples of the novel and most promising compounds from the last decade
PublikacjaThe purpose of this review article is to provide an overview of recent achievements in the synthesis of novel steroid sulfatase (STS) inhibitors. STS is a crucial enzyme in the biosynthesis of active hormones (including estrogens and androgens) and, therefore, represents an extremely attractive molecular target for the development of hormone-dependent cancer therapies. The inhibition of STS may effectively reduce the availability...
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Development of nanoscale morphology and role of viscoelastic phase separation on the properties of epoxy/recycled polyurethane blends
PublikacjaA novel and cost-effective approach towards the modification of epoxy matrix has been developed using recycled polyurethane for the first time without sacrificing any of the intrinsic properties of the resin. Polyurethane, recycled from waste foam by glycolysis process (RPU), was found to be very effective in improving the properties of the thermosetting resin based on Diglycidyl ether of bisphenol-A (DGEBA). The effect of the...
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Hybrid Finite Element Method Development for Offshore Structures’ Calculation with the Implementation of Industry Standards
PublikacjaIn the design process of offshore steel structures, it is typical to employ commercial calculation codes in which simulationand evaluation of results are performed on the basis of the available standards (e.g. API, DNV, Lloyds). The modelingand solution rely on finite element methods and cover the simulation of the structure’s properties along with the influenceof the marine environment – sea currents, wave...
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Development of Intelligent Control for Annealing Unit to Ensure the Minimization of Retroactive Effects on the Supply Network
PublikacjaResearch conducted by our team focused on the development of a complete annealing unit, using modern technologies and components, such as a programmable logic controller, an industrial computer and microcontrollers, ensuring an intelligent way to control power semiconductor elements (SSR relays), with regard to minimizing retroactive effects on the supply network. This modern configuration offers a number of new possibilities of...
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The Impact of EU Funds on the Development of Business Environment Institutions – Research Results in Pomeranian Voivodeship in Poland
PublikacjaThe paper presents the main findings of the research conducted to assess the impact of EU funds on development of business environment infrastructure in Pomeranian Voivodeship in Poland, and – indirectly – on the growth of the innovation capacity of Pomeranian entrepreneurs. The research shows that support of ROP PV 2007-2013 contributed to the creation of multifunctional business infrastructure throughout the Pomorskie Voivodship,...
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Addressing Challenges in AI-based Systems Development: A Proposal of Adapted Requirements Engineering Process
Publikacja[Context] Present-day IT systems are more and more dependent on artificial intelligence (AI) solutions. Developing AI-based systems means facing new challenges, not known for more conventional systems. Such challenges need to be identified and addressed by properly adapting the existing development and management processes. [Objective] In this paper, we focus on the requirements engineering (RE) area of IT projects and aim to propose...
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Scientific Collaboration, Citation and Topic Analysis of International Conference on Agile Software Development Papers
PublikacjaThe International Conference on Agile Software Development (XP) was established almost sixteen years ago. Based on data from Scopus database, a total of 789 papers have been published in between years of 2002 and 2018. We employed bibliometrics analysis and topic modeling with R/RStudio to analyze these published papers from various dimensions, including the most active authors, collaboration of authorship, most cited papers, used...
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Moving object detection and tracking for the purpose of multimodal surveillance system in urban areas
PublikacjaBackground subtraction method based on mixture of Gaussians was employed to detect all regions in a video frame denoting moving objects. Kalman filters were used for establishing relations between the regions and real moving objects in a scene and for tracking them continuously. The objects were represented by rectangles. The objects coupling with adequate regions including the relation of many-to-many was studied experimentally...
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Assessment of health risks associated with the consumption of wastewater-irrigated vegetables in urban areas
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