Bohuš Leitner
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View article: Effect of Combining Fungal and Flame-Retardant Coatings on the Thermal Degradation of Spruce and Beech Wood Under Flame Loading
Effect of Combining Fungal and Flame-Retardant Coatings on the Thermal Degradation of Spruce and Beech Wood Under Flame Loading Open
Compliance with fire safety standards for wood is crucial for its application in the internal applications of buildings. This article focuses on monitoring the quality of protective coatings for wood under thermal loading conditions. The e…
View article: Optimization of Fire Brigade Deployment by Means of Mathematical Programming
Optimization of Fire Brigade Deployment by Means of Mathematical Programming Open
The content of this research paper is focused on the applications of selected operation research methods in the field of rescue services. The first theoretical part aims at identifying the most important aspects of the real system, which s…
View article: Design and Optimization of the Training Device for the Employment of Hydraulic Rescue Tools in Traffic Accidents
Design and Optimization of the Training Device for the Employment of Hydraulic Rescue Tools in Traffic Accidents Open
This paper is concerned with the design and structural optimization of a training device for operators of a hydraulic rescue tool employed during traffic accidents, in conjunction with the improvement of the technical procedures used in su…
View article: Optimalizácia dopravného plánovania plošnej evakuácie mikroregiónu aplikáciou metód riešenia dopravných úloh
Optimalizácia dopravného plánovania plošnej evakuácie mikroregiónu aplikáciou metód riešenia dopravných úloh Open
Distribution tasks represent a group of optimization problems, the goal of which is usually to minimize the total cost of transporting goods or people within various complex logistics processes. In the field of general evacuation, transpor…
View article: Identification of Significant Transport Objects in Rail Transport
Identification of Significant Transport Objects in Rail Transport Open
The article deals with the issue of risk analysis of an important object in the transport infrastructure. The right has an important position in matters of critical infrastructure, which represents the management of the company and the ins…
View article: Identifikácia a hodnotenie problémových objektov cestnej infraštruktúry z hľadiska prejazdnosti hasičskej techniky
Identifikácia a hodnotenie problémových objektov cestnej infraštruktúry z hľadiska prejazdnosti hasičskej techniky Open
The paper contains the characteristics and results of the proposed procedure for the locations and specific objects of the transport infrastructure identification in the selected territory, which may have a negative impact on the condition…
View article: Societal vulnerability to electricity supply failure
Societal vulnerability to electricity supply failure Open
Today’s modern society depends on a number of infrastructures to operate. Failures in these systems cause significant economic impacts and can also endanger people’s lives and health. Due to the high importance of these infrastructures, th…
View article: Evaluation of Ride Comfort in a Railway Passenger Car Depending on a Change of Suspension Parameters
Evaluation of Ride Comfort in a Railway Passenger Car Depending on a Change of Suspension Parameters Open
Ride comfort for passengers remains a pressing topic. The level of comfort in a vehicle can influences passengers’ preferences for a particular means of transport. The article aims to evaluate the influence of changes in suspension paramet…
View article: Environmental Impact Modeling for Transportation of Hazardous Liquids
Environmental Impact Modeling for Transportation of Hazardous Liquids Open
Modeling the effects of leakage in the transport of hazardous liquids is a highly topical issue, not only in the field of environmental engineering. This article’s introduction presents relevant information and statistical sources, analyze…
View article: Societal Vulnerability to Electricity Supply Failure
Societal Vulnerability to Electricity Supply Failure Open
Today's modern society depends on a number of infrastructures to operate. Failures in these systems cause significant economic impacts and can also endanger the lives and health of the population. The high importance of these infrastructur…
View article: Measuring Societal Vulnerability to Critical Infrastructure Failure due to Extreme Weather Events
Measuring Societal Vulnerability to Critical Infrastructure Failure due to Extreme Weather Events Open
Climate change and the associated more frequent and unpredictable occurrence of extreme weather events are according to the Global Risk Report (2020), published by the World Economic Forum, among the top five risks today. Although the effe…
View article: Vulnerability Assessment and Risk Prioritization with HRVA Method for Railway Stations
Vulnerability Assessment and Risk Prioritization with HRVA Method for Railway Stations Open
We encounter the term of vulnerability in various spheres of life. Vulnerability is most often associated with security issues, but we can also encounter it in the economic, environmental or social spheres. In the security community, it is…
View article: Behaviour of steel beam subjected to the fire
Behaviour of steel beam subjected to the fire Open
Fire as one of the extraordinary load is essential to study in all its aspects. It evolve to study the fire development as well as the structural analysis of elements subjected to the fire. The present paper deals with steel beam fire resi…
View article: Safety indicators as a basis for increasing the resilience of critical infrastructure
Safety indicators as a basis for increasing the resilience of critical infrastructure Open
The article discusses the results of research in the field of critical infrastructure protection. The resilience research is aimed at creating a framework for the assessment of static resilience. The complexity of the solution should be gi…
View article: Application of the PERT Method in Planning of Area Evacuation of Persons
Application of the PERT Method in Planning of Area Evacuation of Persons Open
Crisis situations usually come into our lives unexpectedly without a warning and therefore precise approaches are needed to protect the population as effectively as possible. An integral part of the process of managing any activity is the …
View article: Numerical Analysis of the Blast Wave Propagation due to Various Explosive Charges
Numerical Analysis of the Blast Wave Propagation due to Various Explosive Charges Open
Blast events and scenarios, as known, represent extreme phenomena that may result in catastrophic consequences, both for humans and structures. Accordingly, for engineering applications, the reliable description of expected blast waves is …
View article: Measuring Societal Vulnerability to Critical Infrastructure Failure Due to Extreme Weather Events
Measuring Societal Vulnerability to Critical Infrastructure Failure Due to Extreme Weather Events Open
Climate change and the associated more frequent and unpredictable occurrence of extreme weather events are according to the Global Risk Report (2020), published by the World Economic Forum, among the top five risks today. Although the effe…
View article: CRITICAL INFRASTRUCTURE PROTECTION SPECIFICATIONS IN THE TRANSPORT SECTOR
CRITICAL INFRASTRUCTURE PROTECTION SPECIFICATIONS IN THE TRANSPORT SECTOR Open
Contemporary society is more sensitive to new threats than 20 years ago.More than 15 years modern democratic countries developed support for the most important objects and services as are named critical infrastructure elements.Critical Inf…
View article: ROAD PAVEMENT LONGITUDINAL EVENNESS QUANTIFICATION AS STATIONARY STOCHASTIC PROCESS
ROAD PAVEMENT LONGITUDINAL EVENNESS QUANTIFICATION AS STATIONARY STOCHASTIC PROCESS Open
One of the requirements concerning pavement quality is the evenness of its surface. Pavement unevenness has a random character and has an adverse influence to rolling resistance, tyre–pavement coherence, safety and the driving comfort. Kno…
View article: Risk and the result of the fire in multistorey car park
Risk and the result of the fire in multistorey car park Open
Most of big city inhabitant's places face the issue of the parking and lack of parking. Missing place was solved with multistorey car park, bringing advantages together with certain danger. New fire safety requirements and firemen rescue w…
View article: The New Procedure for Identification of Infrastructure Elements Significance in Sub-Sector Railway Transport
The New Procedure for Identification of Infrastructure Elements Significance in Sub-Sector Railway Transport Open
The paper focuses on the problem of importance/significance elements evaluation in the railway transport infrastructure sub-systems. It contains main features of the proposed theoretical approach to the significance assessment of the key t…
View article: Fatigue life prediction of mechanical structures under stochastic loading
Fatigue life prediction of mechanical structures under stochastic loading Open
Problems of fatigue life prediction of materials and structures are discussed in the paper. Service loading is assumed as a continuous loading process with possible discontinuous events, which are caused by various operating conditions. Th…
View article: Low-cycle fatigue behaviour of laser welded high-strength steel DOMEX 700 MC
Low-cycle fatigue behaviour of laser welded high-strength steel DOMEX 700 MC Open
The article presents the results of research on low cycle fatigue strength of laser welded joints vs. non-welded material of high-strength steel DOMEX 700 MC. The tests were performed under load controlled using the total strain amplitude …
View article: Optimization and design of the vulcanization press sandwich pressure plate parameters
Optimization and design of the vulcanization press sandwich pressure plate parameters Open
The goal of this paper is to present the optimization of the vulcanization compactor pressure plate construction design. The basic factor for the mechanism functionality is the required stiffness compliance. The total construction stiffnes…
View article: Experimental casting of forging ingots from model material
Experimental casting of forging ingots from model material Open
The paper describes the process of casting ingots from the model material into a special mold made for these tests. The material was chosen stearin, which proved to be suitable for this type of laboratory test. During the solidification pr…
View article: A New Approach to Identification of Critical Elements in Railway Infrastructure
A New Approach to Identification of Critical Elements in Railway Infrastructure Open
The paper contains a presentation of new approaches to solving the problem of identifying critical infrastructure elements in the railway sub-sector. The research objective was to analyse the procedures which are used to identify the poten…
View article: A General Model for Railway Systems Risk Assessment with the Use of Railway Accident Scenarios Analysis
A General Model for Railway Systems Risk Assessment with the Use of Railway Accident Scenarios Analysis Open
The paper shows the developing process of the railway system risk assessment models and the indication of their applicability to the Slovakian railways. The risk assessment models are based on the accident scenarios. Various hazardous even…
View article: CRITICAL INFRASTRUCTURE SAFETY AND PROTECTION IN SLOVAK REPUBLIC – RESEARCH AND EDUCATION
CRITICAL INFRASTRUCTURE SAFETY AND PROTECTION IN SLOVAK REPUBLIC – RESEARCH AND EDUCATION Open
The problem of security and the critical infrastructure protection in the European area is becoming more topical which can be proved by the current security situation in the world.Our society must react to the current security situation an…