Acta Polytechnica CTU Proceedings. 2024 ( vol. 46-51)
Kolekce v této komunitě
Poslední příspěvky
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Digital reconstruction of real (near) accidents of vulnerable road users (VRU) in the Czech Republic – modern technology brings new perspectives
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Protecting vulnerable road users (VRUs) remains an issue despite significant advances in the development of integrated safety, autonomous driving and cooperative environments. As part of accident/collision processes, the ... -
Passive safety of light vehicles – effect of speed on the behavior of the vehicle frame structure
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Due to growing concerns about the climate change situation, an increasing number of restrictions are being introduced. One of them is the shift towards smaller and lighter vehicles that are less demanding to produce, ... -
Assessing time and financial costs of bus delays in the Ústí nad Labem Region, Czech Republic
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)This publication focuses on the development of a regional system for monitoring and evaluating public bus delays in the Ústí nad Labem Region in the Czech Republic.The case study, through a questionnaire survey, addresses ... -
Comparison of RGB and multispectral cameras for targeted applications in agriculture
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Agricultural machines nowadays use advanced satellite guidance systems that allow not only autonomous parallel guidance of machinery on the field but also enable the control of agriculture implements based on the geographical ... -
Augmented emergency lighting as a soft early warning: measures on road users when moving over
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)A novel interface to provide robust, intuitive, and timely alerts to road users to move over for emergency vehicles (EVs) was tested in a seven-minute driving-simulator experiment. The interface, Augmented Emergency Lighting ... -
An examination of driving speed: the role of perceivable road characteristics in towns
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Understanding the subjective perspectives of drivers is paramount in evaluating the factors affecting driving speed in built-up areas. Building on our previous work, where a wide set of infrastructure attributes was analysed, ... -
Autonomous driving with a focus on HMI for parallel parking maneuvers
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Autonomous vehicles remain a major topic in the automotive industry today, including assistance systems, cooperative communication, and other aspects that lead to full vehicle autonomy. This paper investigates vehicle ... -
Green mobility in courier services – aspects of using electric vehicles
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Countries in the EU, as part of the Paris Agreement, committed to achieving EU climate neutrality by 2050. To meet this goal, the EU aims to reduce its net greenhouse gas emissions across the entire economy by at least 55 ... -
Complex system testing based on API
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)The article describes the practical experience of testing a specific ticketing system for public transport based on blockchain technology. The testing aimed to verify the overall functionality of the complex system as well ... -
Optimizing timing for emergency vehicle approaching warnings
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Emergency driving is a demanding task. The ITS service Emergency Vehicle Approaching provides drivers with an in-car warning that an emergency vehicle is approaching. To ensure that the warning is efficient and reliable ... -
Automatic detection of sleep spindles by neural networks algorithms
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Sleep constitutes an essential aspect of human existence, with the average individual dedicating approximately one-third of their life to this physiological activity. Consequently, comprehending and accurately analyzing ... -
Use and access possibilities in the field of training future drivers using a vehicle simulator
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Novice drivers between the ages of 18 and 24 have a higher risk of accidents, which results from long-term published statistical data. The goal of training at driving schools should be the comprehensive preparation of ... -
Ways to identify factors contributing to the occurrence of road traffic accidents
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)The article deals with the issues of determining the factors contributing to the occurrence of road accidents. On the basis of statistical studies, the main factors most fully reflecting the process of occurrence of road ... -
Safety aspects of e-cars charging at railway stations
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)The article focuses on introducing e-cars in the Czech Republic and the safety aspects of electric cars, particularly when charging at railway stations. Safety aspects are comprehensively linked to the charging of electric ... -
Drivers, instruments and challenges of knowledge and technology transfer in the automotive sector
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)This study comprehensively analyzes the drivers, instruments, and challenges that facilitate knowledge and technology transfer (KTT) in the automotive sector. The review was conducted with a focus on the regions of the ... -
Gear ratio optimization of single and two-speed transmission for an electric motorcycle
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Most electric vehicles have a single-speed transmission as the traction characteristic of an electric motor allows operation with sufficient motor torque at low and high speeds. Then, the selection of the single-gear ratio ... -
Estimation of mechanical properties of neutron-irradiated 08Ch18N10T steel from hardness testing
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Through-thickness Vickers hardness of a neutron-irradiated small segment of the core barrel made from 08Ch18N10T austenitic stainless steel was characterized experimentally and results were compared to ones simulated ... -
Modulus estimation of polymers via nanoindentation – impact of surface roughness, peak force and testing speed
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Nanoindentation is widely used to study small-scale structures in materials. The impact of varying testing conditions on the measurement’s accuracy is of high interest, and their influence on the characterization of polymeric ... -
Mechanical properties of dental fillings with nanoparticles
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)Nanoparticles represent an innovative direction in dentistry that offers several possibilities for improving the physical-chemical properties of dental materials. Moreover, they may help to reduce tooth sensitivity and ... -
Substrate effect in the evaluation of elastic modulus of thin PVD coatings from nanoindentation
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2024)The comparison of nanoindentation results on reactive HiTUS TiZrHf+ME-Ny (ME = Nb, V, Ta and VNbTa) and reactive DCMS NbMoTaW coatings showed that the influence of substrate stiffness is still not fully eliminated in the ...
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