František Tóth
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View article: Application of vibration analysis for monitoring turbocharger condition in internal combustion engines
Application of vibration analysis for monitoring turbocharger condition in internal combustion engines Open
This study explored the application of vibration diagnostics to assess the operational conditions of turbochargers in internal combustion engines. Emphasizing the critical role of turbochargers in enhancing engine efficiency and performanc…
View article: Comparison of Linear Regression and Artificial Neural Network Models for the Dimensional Control of the Welded Stamped Steel Arms
Comparison of Linear Regression and Artificial Neural Network Models for the Dimensional Control of the Welded Stamped Steel Arms Open
The production of parts by pressing and subsequent welding is commonly used in the automotive industry. The disadvantage of this method of production is that inaccuracies arising during pressing significantly affect the final dimension of …
View article: Prediction Model of the Resulting Dimensions of Welded Stamped Parts
Prediction Model of the Resulting Dimensions of Welded Stamped Parts Open
The combination of stamping and subsequent welding of components is an important area of the automotive industry. Stamping inaccuracies affect the final size of the stamping and the welded part. In this article, we deal with a specific com…
View article: Performance Features of Tooth Gearing in Gear Hydraulic Machines
Performance Features of Tooth Gearing in Gear Hydraulic Machines Open
The paper presented determines that the rotation velocities of gears and radii connecting the axes of rotation of the gears with the point of their teeth gearing are not equal with each other. It is explained by the relative slip of involu…
View article: Wear of AlCrN and CrAlSiN Coatings Applied to Nonstandard Involute Gears
Wear of AlCrN and CrAlSiN Coatings Applied to Nonstandard Involute Gears Open
Wear of nonstandard involute gears with two types of coatings, AlCrN and CrAlSiN, was studied. The coatings were applied by cathodic arc deposition. The gears were tested using a Niemann tester at a graduated load up to the 12th load stage…
View article: Influence of Climate Warming on Grapevine (<em>Vitis vinifera</em> L.) Phenology in Conditions of Central Europe (Slovakia)
Influence of Climate Warming on Grapevine (<em>Vitis vinifera</em> L.) Phenology in Conditions of Central Europe (Slovakia) Open
The impact of warming on the phenology of grapevine (Vitis vinifera L.) in conditions of Central Europe was evaluated at the locality of Dolné Plachtince in the Slovakian wine region. In Welschriesling and Pinot Blanc model varietie…
View article: A Study of Wear in Thin Coatings Applied to Convex-Concave Gearings
A Study of Wear in Thin Coatings Applied to Convex-Concave Gearings Open
The submitted contribution deals with the wear of thin coatings applied to convex–concave gearings for gear made from C45E steel. The influence of the tribological characteristics (friction coefficient, wear, adhesion and hardness) of the …
View article: The Application of DLC Coating on Convex-concave (C-C) Gearings
The Application of DLC Coating on Convex-concave (C-C) Gearings Open
This paper discusses the possibility of increasing the surface load capacity in C60E steel gearings by applying DLC thin coating. It describes the effect of tribological characteristics, such as friction coefficient, wear, adhesion and har…
View article: The Possibilities of Using Ecological Liquids in Tribological Gliding Systems with a Selected Surface Created by the Radial Welding Technology
The Possibilities of Using Ecological Liquids in Tribological Gliding Systems with a Selected Surface Created by the Radial Welding Technology Open
Presented paper deals with the issue of lubricating tribological systems formed by a double pair operating under mixed conditions of mixed friction before and after experimental tests, which were conducted in accordance with the selected m…
View article: Comparison of PVD Coatings Nacro <sup>4</sup> and TIALN + DLC Deposited on High Contact Ratio Gearing Interacting With Conventional and Ecological Lubricants
Comparison of PVD Coatings Nacro <sup>4</sup> and TIALN + DLC Deposited on High Contact Ratio Gearing Interacting With Conventional and Ecological Lubricants Open
Proposed paper deals with experimental tests performed on the Nieman M01 FZG test rig. Experiments were carried out in accordance with STN 65 6280 standard for FZG scuffing tests, from which load values for each load level were obtained. H…
View article: THE CARRYING CAPACITY OF TiCN COATING ON CONVEX-CONCAVE (C-C) GEARINGS
THE CARRYING CAPACITY OF TiCN COATING ON CONVEX-CONCAVE (C-C) GEARINGS Open
The article describes modifications to the effector of a manipulator arm proposed in order to increase the accuracy of jaw force measurements.Gripping force measurement is performed using strain gauges.Their proper positioning and connecti…
View article: Possibilities of application of hard thin coatings in HCR gearing working in interaction with ecological lubricant
Possibilities of application of hard thin coatings in HCR gearing working in interaction with ecological lubricant Open
The article describes the possibilities of application of hard thin coatings to a non-standard involute HCR gearing, made from 16MnCr5, working ininteraction with ecological transmission oil OMV Biogear S150. Based on an analysis of their …
View article: Possibilities of application PVD coating nACRo4 deposited on High Contact Ratio gearing in interaction with the conventional and ecological lubricant
Possibilities of application PVD coating nACRo4 deposited on High Contact Ratio gearing in interaction with the conventional and ecological lubricant Open
The submitted article deals with issue of application PVD coating nACRo4 deposited on the High Contact Ratio gearing made of 16MnCr5 material in interaction with the conventional PP 90H lubricant and biological Biogear S150 lubricant. Expe…
View article: Devitalisation of pathogens in stored pig slurry and potential risk related to its application to agricultural soil
Devitalisation of pathogens in stored pig slurry and potential risk related to its application to agricultural soil Open
View article: Influence of RC Element Wiring in Electrical Circuit on Electromechanical Thermostat Contact Wear
Influence of RC Element Wiring in Electrical Circuit on Electromechanical Thermostat Contact Wear Open
Contact wear caused by electric arc during electric contact make (cut-in) and break (cut-out) has the direct impact on the contact lifetime. The RC element wired parallelly to the contact will eliminate or reduce the arcing and subsequentl…
View article: Experimental Comparison of the Tribological Properties of Selected Surfaces Created by Thermal Spraying Technology
Experimental Comparison of the Tribological Properties of Selected Surfaces Created by Thermal Spraying Technology Open
The scientific article titled “Experimental comparison of the tribological properties of selected surfaces created by thermal spraying technology” deals with the surface condition of selected pairs working within the mixed friction before …
View article: Influence of Bellows Setting on Its Spring Rate and on Temperature Adjustment of Electromechanical Thermostats
Influence of Bellows Setting on Its Spring Rate and on Temperature Adjustment of Electromechanical Thermostats Open
The precision and stability of adjusted temperatures are critical requirements for electromechanical thermostats. The key element in meeting the requirement is a thermostat bellows. It is a convertor of pressure into force that actuates th…
View article: Approximation of Vehicle Trajectory with B-Spline Curve
Approximation of Vehicle Trajectory with B-Spline Curve Open
In this contribution, we present the description of a B-spline curve. We deal with creation of its basis function as well as with creation of the curve itself from entered control points. Following the literature, we formed an algorithm fo…
View article: Laboratory Test of the Soil Compaction
Laboratory Test of the Soil Compaction Open
This paper presents the mechanical properties of soil. In order to determine the properties of soil under laboratory conditions, we made use of a special measuring device, viz. a bevameter. Two types of soil with different levels of moistu…