Vydavatel: ČVUT

Redakce: Ústřední knihovna ČVUT

Časopis Acta Polytechnica vychází v režimu otevřeného přístupu a je publikován na platformě Open Journal Systems. Vychází šest čísel ročně, články jsou publikovány výhradně v anglickém jazyce. Článkům časopisu je od č. 5, roč. 52 (2013) přidělován identifikátor DOI (digital object identifier).

zařazen ve: Scopus (od roč. 51/2011), WoS (od roč.56/2016), Directory of Open Access Journals (DOAJ)

ISSN 1210-2709 (print), ISSN 1805-2363 (online)

web časopisu: Acta Polytechnica

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Recent Submissions

  • Physical and Electrical Properties of Yttria-Stabilized Zirconia Thin Films Prepared by Radio Frequency Magnetron Sputtering 

    Author: Golosov, Dmitriy A.; Zavatskiy, Sergey M.; Melnikov, Sergey N.
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
    This paper presents the electrophysical characteristics of a 7 mol.% yttria-stabilized zirconia (YSZ) thin film deposited by radio-frequency magnetron sputtering. In order to form the crystallinestructure, the deposited ...
  • Emittance Characterization of Ion Beams Provided by Laser Plasma 

    Author: Velardi, Luciano; Side, Domenico Delle; Marco, Massimo De; Nassisi, Vincenzo
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
    Laser ion sources offer the possibility to obtain ion beams useful for particle accelerators. Nanosecond pulsed lasers at intensities of the order of 108 W/cm2, interacting with solid matter in a vacuum, produce plasma of ...
  • ARTIFICIAL NEURAL NETWORK APPROACH FOR THE IDENTIFICATION OF CLOVE BUDS ORIGIN BASED ON METABOLITES COMPOSITION 

    Author: Rustam; Gunawan, Agus Yodi; Kresnowati, Made Tri Ari Penia
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2020)
    This paper examines the use of an artificial neural network approach in identifying the origin of clove buds based on metabolites composition. Generally, large data sets are critical for an accurate identification. Machine ...
  • EXTERNAL ROLLING OF A POLYGON ON CLOSED CURVILINEAR PROFILE 

    Author: Pylypaka, Serhii F.; Klendii, Mykola B.; Trokhaniak, Viktor I.; Kresan, Tetiana A.; Hryshchenko, Iryna Y.; Pastushenko, Andrii S.
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The design of a helical surface tillage tool made of a developable helicoid section has been calculated using the methods of analytical and differential geometry, the theory of surfaces, the systems of computer-generated ...
  • NON-LINEAR ANALYSIS OF SLENDER MASONRY COLUMN SUBJECTED TO BIAXIAL BENDING 

    Author: Vokál, Marek; Drahorád, Michal
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The article deals with a method for analysing slender masonry columns. The proposed method uses material and geometric non-linearity. Various stress-strain diagrams can be used: linear, linear-plastic, parabolic-plastic, ...
  • Marine diesel engines operating cycle simulation for diagnostics issues 

    Author: Minchev, Dmytro S.; Varbanets, Roman A.; Alexandrovskaya, Nadiya I.; Pisintsaly, Ludmila V.
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The ongoing monitoring of marine diesel engines helps to detect the deviations of its parameters early and prevent major failures. But the experimental diagnostics data are generally limited, so frequently, it isn’t possible ...
  • DESIGN OPTIMIZATION OF MOVEABLE MOMENT STABILIZATION SYSTEM FOR ACCESS CRANE PLATFORMS 

    Author: Ermis, Kemal; Caliskan, Mehmet; Tanriverdi, Muammer
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The popularity of aerial work platforms is rapidly increasing in the mechanization industry. As a result, the safety and structural strength of aerial work platforms should be prioritized.In this study, the mathematical ...
  • NEW METHOD EVALUATION OF DETAIL MATERIAL AND HEAT FLOWS FOR SINGLE STRING CEMENT CLINKER PLANT 

    Author: Darmanto, Prihadi Setyo; Astina, I Made; Wardhana, Alfian Kusuma; Amalia, Alfi; Syahlan, Arief
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    Material flow in each main equipment of a cement clinker plant, which is very useful for controlling the process, is impossible to be measured during operation due to very high temperatures. This paper intends to overcome ...
  • PERFORMANCE OF SUSTAINABLE GREEN CONCRETE INCORPORATED WITH FLY ASH, RICE HUSK ASH, AND STONE DUST 

    Author: Siddika, Ayesha; Amin, Md. Ruhul; Rayhan, Md. Abu; Islam, Md. Saidul; Mamun, Md. Abdullah Al; Alyousef, Rayed; Amran, Y. H. Mugahed
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The performance of a sustainable green concrete with fly ash (FA), rice husk ash (RHA), and stone dust (SD) as a partial replacement of cement and sand was experimentally explored. FA and RHA have a high silica content, ...
  • AN ANALYSIS OF THE LIQUID FILMS BREAK-UP USING THE COMPUTER VISION TECHNIQUE 

    Author: Měšťanová, Lucie; Bartoš, Ondřej
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The aim of this paper is to introduce a novel approach for analysing the droplet formation in a transonic flow. The method suggested in this work is based on the combination of the measured data from the wind tunnel by an ...
  • A CONCEPTUAL STUDY OF A LIQUID METAL ALLOY IN A DISK-SHAPED MAGNETOHYDRODYNAMICS CONVERSION SYSTEM 

    Author: Ayeleso, Ayokunle O.; Raji, Atanda K.
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The use of solar-heated liquid metal in a magnetohydrodynamics (MHD) generator provides an alternative and direct conversion method for electric power generation. This prompted the present study to conduct a three-dimensional ...
  • STRESS ANALYSIS AND TOPOLOGY OPTIMIZATION OF A CHAIN BUCKET ELEVATOR USING ANSYS 

    Author: Yin, Edward; Seckley, Emmanuel M.; Asiedu, Evans Kesse; Cobbinah, Stephen
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    A failure of conveyor chain links in a production process can cause unscheduled shutdowns, which increase the throughput time coupled with damaged buckets and chain links, which increase maintenance and repair costs. Since ...
  • STRATEGIC MODULATION OF THERMAL TO ELECTRICAL ENERGY RATIO PRODUCED FROM PV/T MODULE 

    Author: Aminou Moussavou, Anges A.; Raji, Atanda K.; Adonis, Marco
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    Several strategies have been developed to enhance the performance of a solar photovoltaicthermal (PV/T) system in buildings. However, these systems are limited by the cost, complex structure and power consumed by the pump. ...
  • MODIFIED POSSIBILISTIC FUZZY C-MEANS ALGORITHM FOR CLUSTERING INCOMPLETE DATA SETS 

    Author: Rustam; Usman, Koredianto; Kamaruddin, Mudyawati; Chamidah, Dina; Nopendri; Saleh, Khaerudin; Eliskar, Yulinda; Marzuki, Ismail
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    A possibilistic fuzzy c-means (PFCM) algorithm is a reliable algorithm proposed to deal with the weaknesses associated with handling noise sensitivity and coincidence clusters in fuzzy c-means (FCM) and possibilistic c-means ...
  • DEPENDENCE OF THE VISCOSITY COEFFICIENT OF THE NIOSOMAL DISPERSION ON THE TEMPERATURE AND PARTICLE SIZE OF THE DISPERSED PHASE 

    Author: Diskaeva, Elena Igorevna; Vecher, Olga Vladimirovna; Bazikov, Igor Alexandrovich; Elbekyan, Karine Sergeevna; Diskaeva, Elena Nikolaevna
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The aim of this study was to experimentally investigate the dependence of viscosity coefficient of niosomal dispersion based on PEG-12 Dimethicone on the temperature and size of niosomes vesicles. The experiments were ...
  • ADAPTIVE WAVELETS SLIDING MODE CONTROL FOR A CLASS OF SECOND ORDER UNDERACTUATED MECHANICAL SYSTEMS 

    Author: Nafa, Fares; Boudouda, Aimad; Smaani, Billel
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The control of underactuated mechanical systems (UMS) remains an attracting field where researchers can develop their control algorithms. To this date, various linear and nonlinear control techniques using classical and ...
  • Use of thermal analysis for the detection of calcium oxalate in selected forms of plastering exposed to the effects of Serpula lacrymans 

    Author: Cígler Žofková, Drahomíra; Frankl, Jiří; Frankeová, Dita
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The article discusses the interaction of metabolic products of a wood-destroying fungus of the dry rot species (Serpula lacrymans (Wulfen) P. Karst.) with a commonly used lime mortar. Mortar samples used in the presented ...
  • Simulation of laser drilling of Inconel X-750 and Ti-5Al-2.5Sn sheets using COMSOL 

    Author: Hanon, Muammel M.; Taha, Ziad A.; Zsidai, László
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    This study aims to investigate the simulation of laser drilling processes on Inconel X-750 and Ti-5Al-2.5Sn sheets. To this end, COMSOL Multiphysics 5.2 software was employed to carry out the virtual experiments. A JK 701 ...
  • Improving the efficiency of a steam power plant cycle by integrating a rotary indirect dryer 

    Author: Sabatini, Michel; Havlík, Jan; Dlouhý, Tomáš
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    This article deals with the integration of a rotary indirect dryer, heated by low pressure extraction steam, into the Rankine cycle. The article evaluates the power generation efficiency of a steam power plant, with an ...
  • Assessment of the effectiveness of lubrication of Ti-6Al-4V titanium alloy sheets using radial basis function neural networks 

    Author: Trzepieciński, Tomasz; Szpunar, Marcin
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
    The aim of the research presented in this article was to determine the value of the friction coefficient using a simple tribological test and to build an empirical model of friction with the use of radial basis function ...

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