Ústav automobilního a dopravního inženýrství
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Poslední příspěvky
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Fitting & Extrapolation of Turbine Performance Maps of Automotive Turbochargers
(EDP Sciences, 2020-11-18)The study presents a detailed analysis of a contemporary method for fitting and extrapolation of turbine performance maps of automotive turbochargers. The complete algorithm is implemented in a MATLAB(TM) based application ... -
Determination of static transmission error of helical gears using finite element analysis
(JVE International, 2020-12-07)2-WP07-005 (TN01000026/2-V18) - At present, increasing emphasis is being placed on low noise levels, especially in the automotive industry. One of the dominant sources of noise (and vibration) in vehicles (with an electric ... -
Effective Implementation of Elastohydrodynamic Lubrication of Rough Surfaces into Multibody Dynamics Software
(MDPI, 2021-02-06)Currently, multibody dynamics simulations are moving away from issues exclusive to dynamics to more multiphysical problems. Most mechanical systems contain contact pairs that influence the dynamics of the entire mechanism, ... -
Calculation of Loads on Carrying Structures of Articulated Circular-Tube Wagons Equipped with New Draft Gear Concepts
(MDPI, 2020-10-23)This article deals with the dynamic load and strength of the carrying structures of articulated circular-tube wagons. The study was conducted on the carrying structures of wagons equipped with new draft gear concepts. The ... -
Dynamic Load and Strength Determination of Carrying Structure of Wagons Transported by Ferries
(MDPI, 2020-11-11)A rapid development of economic relations between states has required an introduction of combined rail/ferry transportation. A feature of this type of transportation is the possibility of wagons traveling by sea on specially ... -
Acoustic Identification of Turbocharger Impeller Mistuning—A New Tool for Low Emission Engine Development
(MDPI, 2020-09-14)At present, exhaust gas turbochargers not only form the basis for the economical operation of petrol, diesel or gas engines of all power categories, but also have an irreplaceable role on reducing their emissions. In order ... -
Dynamic Load Modelling within Combined Transport Trains during Transportation on a Railway Ferry
(MDPI, 2020-08-18)The development of foreign economic activity of the Eurasian states led to the introduction of rail and ferry transportation. It is important to note that the current normative documentation does not fully cover the issues ... -
Weight and price optimization of truss construction with using genetic algorithm
(UJEP, 2020-08-18)This article deals with optimization of the truss structure. A genetic algorithm is used for this optimization. Within the strength calculation of the truss structure a normative assessment of the beam and their buckling ... -
Truck vibrations caused by rotating shaft deflection
(JVE International, 2017-11-15)The article deals with the creation of a transient computational model of rotating shaft deflection. This model is used for analysis of vibrations in the truck powertrain with an 8x8 drive. This vehicle is intended for ... -
Testing of the Mechatronic Robotic System of the Differential Lock Control on a Truck
(SAGE Publications, 2017-10-30)This article deals with testing the algorithm developed for autonomous control lock of the differential in a truck. Hardware for HIL testing of robotic systems or automotive systems is used and the proposed control algorithm ... -
Prototyping a System for Truck Differential Lock Control
(MDPI, 2019-08-20)The article deals with the development of a mechatronic system for locking vehicle differentials. An important benefit of this system is that it prevents the jamming of the vehicle in difficult adhesion conditions. The ... -
A method of rotary engine performance prediction
(Silesian University of Technology, 2020-06-20)The rotary engine mainly developed for the automotive industry by the NSU corporation is currently used in unmanned aircraft, transportable generators and small watercraft. In the early stage of the engine development, the ... -
Effective Mistuning Identification Method of Integrated Bladed Discs of Marine Engine Turbochargers
(MDPI, 2020-05-25)Radial turbine and compressor wheels form essential cornerstones of modern internal combustion engines in terms of economy, efficiency and, in particular, environmental compatibility. As a result of the introduction of ... -
Optimal design of structure in rheological models: an automotive application to dampers with high viscosity silicone fluids
(JVE International, 2017-10-09)Dynamic torsional vibration dampers are for a long time inherent integral components of internal combustion engines. One of the most common types of the dynamic dampers is a silicone damper. It has been, for many years, ... -
The research of the influence of viscous interaction between wagon and container on the dynamic load during transportation by rail ferry
(JVE International, 2020-05-07)This paper proposes the improved scheme of interaction of containers with the load-bearing structure of the wagon when transporting by rail ferry. In order to ensure the stability of the container balance in the event of ... -
Computational modelling of dynamic loads of a container under viscous interaction with a flat wagon in sea transport
(JVE International, 2020-05-07)The article deals with the computational modelling of dynamic loads of a container under viscous interaction with a flat wagon transported by a train ferry. The calculation was made with the finite element method in ... -
Strength characteristic determination of a flat wagon carrying structure with a lower centre of gravity
(JVE International, 2020-06-29)The study deals with application of flat wagons with lower centre of gravity for transportation of heavy containers and military equipment. A special feature of the wagon structure is the presence of swivel sectors, which ... -
Heavy-Duty Transmission Gear Shift Investigation by Virtual Prototypes
(JVE Intenational, 2018-05-22)This paper deals with application of virtual prototype to the heavy-duty vehicles gearbox concept. Used methodology was developed and validated on the single stage gearbox concept. Afterwards the virtual prototype was ... -
Parameter effecting the experimental determination of modal properties
(JVE Intenational, 2018-05-22)The investigation of structure dynamic behavior can be done by finding modal properties, which are based on the relation of force and vibration response. The information about exact force value is in most application ... -
Measuring the yaw mass moment of inertia of vehicle
(ČVUT-Praha, 2013-07-06)The paper describes the procedure of the vehicle yaw moment of inertia determination. The effect of the oscillation period measurement error onto total measurement error is analysed. The measurement stand for moment of ...
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