Milan Gregor

Milan Gregor
University of Žilina · Faculty of Mechanical Engineering

Professor

About

93
Publications
34,500
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451
Citations
Additional affiliations
February 1984 - present
University of Žilina
Position
  • Professor (Full)

Publications

Publications (93)
Article
Full-text available
The European vision of the Factory of the Future is based on increasing competition and sustainability by transformation from cost orientation to high-adding value with technical and organisational innovations. One of the expected outcomes is an increase in modularisation, i.e., the reconfigurability of the technical system in manufacturing conditi...
Article
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A frequent change in the manufacturing program caused by a change in customer requirements requires a logistics system in the company that can respond flexibly to these changes. In order for business logistics to respond flexibly and optimally to the tasks created, a tool is needed to verify the functionality of the entire process. This article, at...
Article
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The article presents the results of comparing the two principal display modes in the software Tecnomatix Plant Simulation. Currently, there is an increase in the application of modelling and simulation in industrial practice. Behind this are the new features of the simulation software and the growing number of users who control the simulations. The...
Conference Paper
Full-text available
The article compares two views graphics, 2D-only and 3D-only, in the Tecnomatix Plant Simulation platform. On the model example, the article evaluates the accuracy that we can achieve with individual views. The platform has a specific view created for each stage. The area of modelling and simulation today has a strong position in implementing optim...
Article
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The article deals with the use of dynamic simulation tools for planning and optimising changes in the supply process carried out by an automated guided vehicle (AGV). The integration of new products and the overall increase of the production capacity of the assembly line in the automotive company are foreseen to overexpose some transport node. For...
Conference Paper
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The article describes the future possible direction of current adaptive production systems. Thebasic concept presented in the article is the work of a reconfigurable production line that can be included under adaptive systems. The development of individual concepts of thereconfigurable production line is depictedusing a clear time frame.
Article
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Warehouse management and internal logistics planning and control are growing in importance. Nowadays, many methods have been developed in the areas of warehouse management and internal logistics planning and control. Internal logistics is essential in creating value and maximising profits by streamlining internal logistics tasks. As a key indicator...
Conference Paper
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Lean manufacturing uses methods that reduce waste in the production system without reducing productivity. Optimizing material flows in storage systems helps us reduce waste costs. This article presents the optimization of such systems by introducing lean management using the Milk-run system. Within the results, the delivery time of the material to...
Conference Paper
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In the conditions of shipment processing it is important to observe the timetable of dispatch in which the entire processing process is going on. Each element of the processing system is important and it is linked with others by time. This means that the delay of one element causes an avalanche effect. The use of computer simulation helps in optimi...
Conference Paper
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Manufacturing and assembly lines are currently designed as a series of connected production facilities which used conveyor or other means of transport. The flow between these production facilities is regular. In the case of production facilities of fixed interconnected equipment products are processed in sequences. However, assembly lines that work...
Conference Paper
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The article describes the simulation model created for the algorithm of reconfigurable lines. The result of this simulation model are main part of the validation of the determined reconfigurable configurations. The conclusion contains the suggestions for the further widening of this new paradigm for the designing simulation model for the reconfigur...
Article
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Nowadays, many factories face changes on the global market and manufacturing is unpredictable. This fact creates a demand for developing new concepts of the factory which can represent a solution to these changes. This study presents a way for designing these new factory concepts, particularly a concept of the reconfigurable manufacturing lines. Th...
Article
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Current trends in manufacturing, which are based on customisation and gradually customised production, are becoming the main initiator for the development of new manufacturing approaches. New manufacturing approaches are counted as the application of new behavioural management patterns that calculate the retained competencies of decision-making by...
Article
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The article deals with the analysis of personnel management in a company and his importance in meeting the company’s strategic goals. Under current conditions, human resources are the most important resource. Caring for and developing human capital is becoming a strategy for achieving company productivity and performance.
Article
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The article deals with the design of own methodology aimed at optimizing production lines. The methodology is designed to involve enterprise specialists in the process of optimization, which work is coordinated by an optimization specialist. The main objective of the methodology is that optimization helps to eliminate bottlenecks of selected proces...
Article
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Continuous cost reduction is a subject of interest for almost every production company. The cost reflects the competitiveness and sustainability of the business. Many company costs are linked to the effectiveness of production. One such cost is the work-in-progress (WIP) inventory cost. The present article deals with the design of a system for calc...
Conference Paper
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A simulation detecting downtimes of the manufacturing line belongs to the indicator that shows how effective are supplied individual production processes which have a certain height of availability and Mean Time To Repair (MTTR). The factor of the production system including manufacturing buffer capacity (MBC). From the simulation models, it is pos...
Conference Paper
The article provides the solution of problems current manufacturing lines via core characteristics of reconfigurability and their application to particular problems of designing and optimization of manufacturing configuration. Based on these characteristics was created a methodology for the design of the reconfigurable manufacturing line configurat...
Chapter
This paper presents best practice of cooperation between university and research institute realized in Zilina, Slovakia. Creation of common workplace named ZIMS – Zilina Intelligent Manufacturing System – offers possibilities to realize common research activities with special focus on industry needs. As the name implies, key focus of workplace is o...
Article
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The beginning of the article defines current issues in manufacturing production lines which are classified into three categories. The next part is dedicated to the solution of these problems via core characteristics of reconfigurability and their application to particular problems of designing and optimization of manufacturing configuration. Based...
Conference Paper
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The article focuses on the description of theoretical background to the dimensioning of the production buffers for the grinding-assembly line in the selected company. In the conclusion of the article, we can find the economic impact of using calculated optimal capacity on the analyzed line.
Article
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In modern industrial practice, innovative solutions for the improvement of processes or whole production or logistical systems are continually proposed. There are many options offered, but the problem arises in verifying the correctness of decisions and their impact on the functioning of logistic processes and the entire production system after the...
Article
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The Industry 4.0 is current phenomenon in industrial enterprises, which brings a revolutionary way of production. As Industry 4.0 is applied to the entire lifecycle and value chain of products, its success depends solely on the flow of information across the system. That's the point where we get the benefits from a dynamic simulation solution which...
Conference Paper
The article provides an overview of current problems of manufacturing lines which are classified into three categories. Next part is devoted solution of these problems via core characteristics of reconfigurable manufacturing systems. Conclusion contains the suggestion for further examination of current problems manufacturing systems and opportuniti...
Article
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The article deals with the use of automated guided vehicle (AGV) system in the hospital. This paper provides the requirements and technical specifications of AGV cart designed for healthcare facility. The second part describes the application and benefits of AGV implementation in selected health care facility gained from computer simulation that is...
Article
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The article describes results of the research project and at the same time, it introduces the method of the determination of number of automated guided vehicles and choosing of optimal internal company logistics track. New technologies are fundamentally changing the internal logistics and internal logistics is therefore gradually becoming adaptive,...
Article
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It is important to deal with Automated Guided Vehicles (AGVs) usually used in healthcare facilities. In such cases, an AGV has to cope with uncertainties arising from the unaware public. AGVs are often forced to slow down or stop. We developed a simulation tool in Simio© software called “SHEALS”, used for simulation and analysis of the human factor...
Conference Paper
The paper presents a novel supervised learning method for fuzzy cognitive maps adapted from the theory of artificial neural networks. The main objective in designing the method was to pay closer attention to the distinctions that exist between fuzzy cognitive maps, and the original model for which the method was intended – whether it was a feedforw...
Conference Paper
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This paper provides general information and characteristics of smart technologies used in health care facilities. Authors describe AGV system components, the application and benefits of AGV system in selected health care facility. The final part also contains the economic evaluation of this implementation and further investments related to this tec...
Conference Paper
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The article provides an overview of market´s current situation, which describes customers’ requirements. To meet these requirements, there is a need for basic strategies specified by production paradigms that are also stated in the article. Next part is devoted mainly to RMS systems and some key parts of RMS are described. Conclusion contains the s...
Article
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Factories of the Future (FoF) gradually advance towards reality. The theoretical concepts leave research laboratories and quickly find their field in industry. This paper introduces Smart Factory issues. The authors in its first part summarized information from research and main trends in the area of advanced manufacturing systems. Second part of t...
Conference Paper
This paper present best practice of cooperation between university and research institute realized in Zilina, Slovakia. Creation of common workplace named ZIMS – Zilina Intelligent Manufacturing System offer possibilities to realize common research activities with special focus on industry needs. As the name implies, key focus of workplace is on in...
Conference Paper
Design of the logistic systems represents an important part of the production system design. Therefore it is necessary to think and to find right strategy for logistics. Not only technologies directly connected to execution of different logistic operations, but also technologies used in the preproduction phase of planning and in the control of logi...
Conference Paper
Full-text available
Design of the logistic systems represents an important part of the production system design. Therefore it is necessary to think and to find right strategy for logistics. Not only technologies directly connected to execution of different logistic operations, but also technologies used in the preproduction phase of planning and in the control of logi...
Chapter
Reconfigurability has become as a new engineering technology which has a significantly impact on the changes in design. Reconfigurable manufacturing systems should be designed so that they can effectively respond to changes in the product requirements. Currently reconfigurable products will be a great benefit for customers and also a big challenge...
Conference Paper
Full-text available
We are in a time when coming new generation of industrial automation, intelligent production, progress towards the Industry 4.0, advanced technologies and solutions for digital business. This all goes to the so-called e-Business, i.e. business over the internet. All this is of course, hand in hand with research and innovation. This new trends needs...
Conference Paper
Full-text available
Design of the logistic systems represents an important part of the production system design. Therefore it is necessary to think and to find right strategy for logistics. Not only technologies directly connected to execution of different logistic operations, but also technologies used in the preproduction phase of planning and in the control of logi...
Conference Paper
Full-text available
This paper is dealing with a new research and development platform for the development of Factory of the Future Production System, referred to as ZIMS (Zilina Intelligent Manufacturing System). ZIMS is a new, open and collaborative environment, supporting creativity, inventing new solutions and their practical implementation in the form of new inno...
Conference Paper
Lean is one of strategy used for quality and safety improving in industry and also in healthcare. This methodology, derived from the Toyota Production System, is applied as a way how to struggle against the problem of crowding, queueing, delaying and errors. This article describes the principles and application of Lean philosophy in healthcare and...
Conference Paper
The article deals with knowledge in companies that are their creators. Points to the possibility that the recording of knowledge and knowledge management offering. Particularly wants to show the benefits of building a knowledge society for people like that. Second, the use of knowledge-based systems also have disadvantages, which are also part of t...
Article
The paper deals with the description of a new technology – Internet of Manufacturing Things (IoMT). The authors describe the basic principles of IoMT and its possible benefits.
Article
The paper deals with the problems of the development of future production systems and the requirements going out from it, requiring new development of internal enterprise logistics. New technologies basicaly change internal logistic which is becomming adaptive. This requires the changes of the entire concept of the future logistics solutions. The l...
Article
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The paper deals with the possibilities of use of a new technology of Internet of Things (IoT). The authors are paying their attention to the possibilities of further development of this technology, whereas they focused mainly to the Industrial Internet of Things (IIoT). They describe the future possibilities of Internet of Things and its applicatio...
Article
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The paper deals with the summarization of the latest knowledge gained from the research of human brain and its application in the creation of a digital model of brain. The human brain functioning, especially its youngest part – neocortex, is the matter of very intensive research. The gained knowledge creates basis for research of Artificial Intelli...
Article
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The paper deals with the concept of holonic manufacturing system. Its structure is presented on the example of Zilina Intelligent Manufacturing Systems (ZIMS). The authors elaborated in the paper a problem of multi-agent systems is in more detail.
Article
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The nanotechnologies are the objective of a world research and a supposed source of abundance of the human beings future. The nanotechnologies belong to break through technologies which bring to the human beings the tremendous potentials and risks. The paper focuses on the description of basic properties of nanotechnologies, the potential areas of...
Conference Paper
Reconfigurability has become as a new engineering technology which has a significantly impact on the changes in design. Reconfigurable manufacturing systems should be designed so that they can effectively respond to changes in the product requirements. Currently reconfigurable products will be a great benefit for customers and also a big challenge...
Conference Paper
This article shows necessity of information linking between internal and external logistic flow into single coherent system that will be able to exchange data between suppliers, customers and logistics providers System should also be management decision support system that can analyze number of possible solutions and choose one with the best with r...
Conference Paper
The article deals with the knowledge management and its importance in society. It describes the procedures for its implementation and the factors affecting it. The article represents the concept of transformation knowledge society to innovative society, as a shift of knowledge-based to a higher level.
Article
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The acceleration of technological progress became the subject of a serious research. The paper describes the technological progress and its law, known as the LOAR (Law Of Accelerating Returns). The authors discuss the audacious results of research of US inventor and prognostic R. Kurzweil and present a set of diagrams which confirm the validity of...
Article
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The new materials with the programmable properties, able to change their form, about ground properties and functions will fully change the model of existing, conventional production as it is known today. The paper carries the information about the results of the research on the area of new materials, conducted by Company Intel and the Carnegie Mell...
Article
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The development of human beings and their future are based on the fast technological progress. The future of human beings will be influenced mainly by: Artificial Intelligence (AI), genetics and nanotechnologies. The paper introduces the information about singularity, gradual convergence of the human and artificial intelligence, about intelligence...
Article
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This paper introduces the overview of basic knowledge about long term economic cycles of capitalist economy, known as the Kondratjev cycles, or K-waves. The length of time periods of these economic cycles is from 40 to 60 years and any of such economic cycle starts some breaking innovation. The paper contains description of last K-wave, its seasons...
Article
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Paper deals with the topic globalisation and megatrends. It describes their basics and formulates possible infulences of current megatrends on the SR economy. Paper states three main disruptive technologies which will in the future start new wave of technological revolution: genetics, nanotechnology and Artificial Intelligence. It presents the poss...
Conference Paper
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This paper deals with the optimization of manufacturing and logistics processes with the support of progressive computer simulation approaches. It briefly discusses systems and tools developed at the University of Zilina, from the Laboratory of Intelligent Systems ZIMS, through the use of emulation and software as a service, to own computer applica...
Article
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Príspevok prezentuje výsledky výskumu, realizovaného na Katedre priemyselného inžinierstva, Žilinskej univerzite v Žiline. Výrobné prostredie podnikov, ktoré chcú zaistiť svoju dlhodobú konkurencieschopnosť, musí byť navrhované tak, aby dokázalo pružne reagovať na skokové zmeny požiadaviek zákazníkov a súčasne vytváralo predpoklady pre rýchlu integ...
Article
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Príspevok prezentuje výsledky rozsiahlych analýz a vlastného výskumu, realizovaného na Katedre priemyselného inžinierstva, Žilinskej univerzite v Žiline. Časté a významné fluktuácie zákazníckych požiadaviek, známe ako turbulencie, vytvárajú pre manažérov podniku ťažko riešiteľnú úlohu. Turbulencie obyčajne vyžadujú prebudovanie celého výrobného sys...
Article
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The Authors present in a paper the results of their analyses and research on the area of intelligent manufacturing systems (IMS) done at the Institute of Industrial Engineering of the University of Zilina in co-operation with the Central European Institute of Technology (CEIT). IMSs represent the recent development of future production systems (Fac...
Conference Paper
This paper deals with computer simulation of manufacturing systems and on emulation as an advanced approach of simulation of production and logistic processes. It focuses models going out of simulation models - so called metamodels - as one of the possible ways how to increase effectiveness of simulation optimization and how to reduce the requireme...
Article
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This paper deals with computer simulation of manufacturing systems. It contains the basic simulation theory and principles of a simulation project management. Furthermore the authors introduced the idea of parametric simulation model, followed by special application areas of simulation, e.g. scheduling, emulation, metamodelling. The paper discusses...
Article
This paper deals with models going out of simulation models, so called metamodels. They represent one of possible ways how to increase effectiveness of simulation optimization, how to reduce the requirements of time-consuming simulation of manufacturing systems and how to make simulation cheaper. The heart of the paper describes steps of a metamode...
Conference Paper
Príspevok poskytuje stručnú charakteristiku metodológie, ktorá môže inžinierom uľahčiť orientáciu v možnostiach aplikácie metód navrhovania experimentov pri riešení reálnych problémov zlepšovania kvality. Aplikácia metód navrhovania experimentov môže výrazne prispieť k dosiahnutiu stabilnej úrovne kvality výrobkov a procesov, k zníženiu produkcie n...
Conference Paper
Príspevok poskytuje stručnú informáciu o výstupe z Dizertačnej práce. Práca analyzuje stav získaných poznatkov z riešených oblastí a na základe vytvoreného Modelu PGxI ich implementuje v podmienkach praxe. Model zlepšovania PGxI je navrhnutý tak, aby mohol pôsobiť tak vo veľkých ako aj v malých firmách, vo všetkých fázach a etapách podnikových proc...
Conference Paper
Príspevok poskytuje stručnú informáciu o problematike znalostného manažmentu. Stručne objasňuje pojmy z danej problematiky. Hlbšie štúdium tejto témy poukazuje na nutnosť zmeny v riadiacich procesoch a v obchodnom modeli, aby sa zvýšila efektivita informačných systémov a ich dopadu na zisk spoločnosti. [The article presents the brief information on...
Article
Full-text available
This article details the design of an apparatus used in service life testing of large-scale rolling bearings on Faculty of Mechanical Engineering at University of Žilina. It describes individual steps in the design process, used parts and methods employed throughout the design process. One chapter is devoted to measurement techniques used in servic...