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1
100%
Optica Applicata
EN The rough surface assessment by light scattering methods is mostly preceded by the solution to the so-called direct and inverse problem. It requires assuming the mutual theoretical model, describing the phenomenon of light scattering by rough surfaces, for both problems. In general, despite applicat[...]
2
85%
Zeszyty Instytutu Pojazdów / Politechnika Warszawska
2002 z. 1/44 37-47
PL W pracy przedstawiono wyniki badań eksperymentalnych ogumienia do samochodu ciężarowego średniej ładowności. Badaniom poddano trzy typy opon: 9.00R20 z kordem poliamidowo-stalowym oraz tzw. całostalowe o rozmiarze 9.00R20 i 255/70R22.5. Przedstawiono przebiegi charakterystyk przyczepności obwodowej [...]
EN Experimental research results of truck tires are presented in this paper. Three types of tires were teted: 9.00R20 with cord of nylon and steel, all-steel tires 9.00R20 and 255/70R22.5. Characteristics of grip due to longitudinal slip are presented. Basing on acquired characteristics, values of two [...]
3
85%
Reports on Geodesy
2005 z. 3/74 19-26
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80%
Maszyny Elektryczne : zeszyty problemowe
EN The paper deals with steady state calculation of torque and currents ripples of a two-phase asynchronous machine, which is supplied by an IGBT transistors half-bridge connected inverter. The inwerter output voltage is controlled by a PWM of the input DC voltage. The complex Fourier series analysis o[...]
5
80%
Maszyny Elektryczne : zeszyty problemowe
EN This article presents the idea of applying of the mathematical model of synchronous generator for diagnostics and settings tests of marine automatic voltage regulator (AVR). The algorithm of the authors numeric method named ‘the average step voltages’ is introduced. The model application and its phy[...]
6
80%
Journal of KONBiN
2006 No. 1 5--18
EN The use of complex technologies, including mechanical and electronic components, doesn’t often permit an early and effective detection of the failures. This tendency underlines the necessity to enrich the probabilistic analysis, based solely on a-priori information, with diagnostic methodologies and[...]
7
80%
Journal of Machine Engineering
EN Experimental investigations of plastic deformation and uniaxial tension of elasto/visco-plastic (E/V-P) material (41Cr4) were conducted to characterize the flow behavior of the material. Dynamic effects, constitutive damage law and contact with non-linear friction in simulations were described using[...]
8
80%
Journal of Machine Engineering
EN The aim of this work is to present the methods of abrasive grain numerical model geometry generation based on analysis of real grain pictures. The methodology of abrasive grain shape generation, for three different images analysis methods, was presented. Obtained an irregular geometry of abrasive gr[...]
9
80%
Control and Cybernetics
EN Constraint Programming (CP) is an emergent software technology for declarative description and effective solving of large combinatorial problems, especially in the area of integrated production planning. In this context, CP can be considered an appropriate framework for development of decision makin[...]
10
80%
Napędy i Sterowanie
PL W referacie przedstawiono zasady tworzenia modelu cyfrowego połączonych sieci wentylacyjnych kopalń rud miedzi KGHM „Polska Miedź” SA. Omówiono jego weryfikację i możliwości wykorzystania do obliczeń perspektywicznych rozwoju sieci wentylacyjnej.
EN This paper presents how to create a digital model of connected ventilation network of the KGHM PM SA cooper mines. In the paper we have discussed verification of the model and feasibility of its application for calculations of further development of ventilation network.
11
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Computer Methods in Materials Science
2013 Vol. 13, No. 1 147--152
PL Firma Štore Steel Ltd. napotkała na poważne problemy związane z otwieraniem wylotu kadzi podczas produkcji szerokiej gamy gatunków stali. W procesie ciągłego odlewania, po stopieniu stali w kadzi otwierana jest przesuwna zasuwa i stal przepływa przez dyszę do kadzi pośredniej. Z powodu częstego zaty[...]
EN Štore Steel Ltd. faces a huge problem with ladle nozzle opening during the production of a wide variety of steel grades. After the ladle treatment the steel melt is poured from the ladle through the sliding gate and the nozzle into the tundish on the continuous casting machine. Due to often clogging[...]
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Computer Methods in Materials Science
PL Praca porusza zagadnienia opracowania automatycznego systemu komputerowego do optymalizacji kolejnych etapów łańcucha produkcyjnego stosowanego w procesie przeróbki cieplno-plastycznej metali i ich stopów. Takie parametry jak rozkład naprężeń, odkształceń czy wielkości ziarna po odkształceniu istotn[...]
EN The objective of the paper is development of an automatic system for optimisation of production chains in metalforming. Product properties and its uniform distribution are usually the key parameters for formulation of the objective function in the optimization problem. Such parameters as strain/stre[...]
13
80%
Optica Applicata
2010 Vol. 40, nr 1 197--208
EN Based on the Torrance-Sparrow model, a modified and simplified five-parameter model is obtained. Multi-angle bistatic reflectance data of surfaces of various materials are fitted using this model. Genetic algorithm is used to optimize the parameters for the model. The results of the five-parameter m[...]
14
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Geodeta : magazyn geoinformacyjny
2006 nr 5 44-47
15
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Journal of KONBiN
2006 No. 2 141--144
EN The Reliability Enhancement Methodology and Modeling (REMM) can provide alternative metrics from those traditionally used in the engineering community. This problem have outline the metrics available from such techniques and compares them with the more commonly used engineering metrics such as remov[...]
16
80%
Acta Chromatographica
EN Separation of enantiomers by liquid chromatography is a powerful method which has long been used to obtain enantiomerically pure compounds in the pharmaceutical, food, and agrochemical industries. Optimization of such separations to achieve high-performance resolution of pairs of enantiomers is a ch[...]
17
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Zeszyty Naukowe. Elektryka / Politechnika Łódzka
2012 z. 124 241-249
PL Liczba zastosowań nagrzewania indukcyjnego znacznie wzrosła w stosunku do stanu sprzed kilku lat. Oprócz zwiększenia zakresu typowych zastosowań oraz upowszechnienia grzejnictwa w aplikacjach bytowych, istnieje szereg zastosowań nowych, w których dotychczas wykorzystywano inne metody elektrotermiczn[...]
EN The utility and the number of applications of induction heating systems increases in last time. In the article, new induction furnace for thermal depoly-merization was described. The general concept of heating system and the measurement results of physical model of device were discussed. Some aspect[...]
18
80%
Journal of Theoretical and Applied Computer Science
EN The most common architectural view model is "4+1" by Philipe Kruchten. This model presents the views required for a full description of computer system architecture. By contrast, this model seems to be insufficient to describe architecture of integration platform. Definitely lacks the view of integr[...]
19
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Geodeta : magazyn geoinformacyjny
2006 nr 6 46-50
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80%
Geodeta : magazyn geoinformacyjny
2006 nr 7 44-48
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