DIGITAL ERGONOMICS – A PART OF INDUSTRY 4.0 STATEGY
The current trend in the field of industrial solutions is progress in the sense of Industry 4.0, ie among other things, in the digitization of comprehensive production solutions, systems and processes. Digitization is becoming a part of any area - manufacturing or non-manufacturing, while also intervening in the HSE Management area, with conn...
By Darina Dupláková, Jan Duplak, Svetlana Radchenko, Enes Sukic
CORROSION OF SMA MATERIALS
The research of new materials on the basis of memory shape today occupies the special attention of researchers in various industrial fields, such as medicine, traffic, robotics, etc. This paper analyzes the possibility of applying SMA in the maritime industry in terms of monitoring the behavior of memory shaped alloys in different marine envi...
By Stanica Nedović, Špiro Ivošević
THE DEVELOPMENT OF AN ALGORITHM FOR CNC MACHINING QUALITY IMPROVEMENT
The production of parts on CNC machines is one of the most common techniques used in modern manufacturing processes. CAM software generates NC programs that are mathematically exact and usually contain constant cutting parameters for a particular tool path and does not simulate the expected machined part quality (accuracy of machinning and th...
By Strahinja Đurović, Dragan Lazarević, Jelena Stanojković, Živče Šarkoćević, Jasmina Dedić
EFFECT OF CAM SYSTEMS INTEGRATION INTO PRECISE PRODUCTION OF TOLERATED GROOVES
The issue of precision groove milling is constantly addressed in manufacturing companies focused on the production of components for every type of industry. In this area, companies face implementation problems, explore the efficiency of production or the possibility of integrating CAM systems in the area. The integration of CAM systems is an ...
By Jan Duplak, Darina Duplakova, Michal Hatala, Enes Sukic
MASTER APPLIED STUDIES FOR PRESCHOOL TEACHERS WITH SPECIAL REFERENCE TO PROFESSIONAL PRACTICE DURING THE COVID 19 EPIDEMICMASTER APPLIED STUDIES FOR PRESCHOOL TEACHERS WITH SPECIAL REFERENCE TO PROFESSIONAL PRACTICE DURING THE COVID 19 EPIDEMIC
In the circumstances caused by the epidemic of the Covid 19 virus, higher education institutions in Serbia, as in most countries, are facing numerous challenges and changes in their regular functioning. The paper presents the results of the research aimed at establishing the opinion of students about the conditions of distance learning as wel...
By Ljiljana Stankov, Mira Jovanović, Sanja Vuletić
SERBIAN PRIMARY SCHOOL TEACHERS’ (SELF) ASSESSMENT IN REGARD TO THE TEACHING MODELS APPLIED IN PRACTICE
In recent years the information and communication technologies use in the education system has been increased. The development of technology demands the education system advancement and the improvement of students’ skills required for the new era, and implies particular challenges as well, especially for the teachers. Due to the Covid-1...
By Ivana Vučetić, Snežana Kirin, Nena A. Vasojević, Aleksandar Sedmak
REMOVAL OF Pb 2 + IONS FROM AQUEOUS SOLUTIONS BY MODIFIED HYDROCHAR OF THE SPENT MUSHROOM SUBSTRATE
In this study, the chemical activation hydrochar of the spent mushroom substrate was used to examine its potential for application as a sorbent in order to remove Pb2+ from aqueous solutions. The hydrocar was prepared in a hydrothermal reactor at a temperature of 200 °C for a reaction time of 1 h. It was then chemically modified with 20 %...
By Marija Kojić, Slavica Porobić, Đurica Katnić, Biljana Sikirić, Antonije Onjia, Milena Marinović-Cincović
SWELLING KINETICS OF ENERGY EFFICIENTLY SYNTHESIZED HYDROGELS INTENDED FOR HYGIENE PRODUCTS
Environmental threats such as pollution, climate change, depletion of fossil fuels reserves has imposed an urgent need to take action in looking for sustainable solutions. One of the items of environmental protection is energy saving, which is especially important in manufacturing of widespread use materials such as acrylate superabsorbents. ...
By Tamara Erceg, Suzana Cakić, Vesna Teofilović, Nevena Vukić, Jelena Tanasić, Ivan Ristić
SYNTHESIS, CHARACTERIZATION AND ANTIOXIDATIVE PROPERTIES OF THE FIRST BIGINELLI-BASED ORGANOGELS
Organogels are semi-solid materials in which gelator molecules in the presence of chosen organic solvent compose self-assembled mesh structure that prevent solvent to flow. During a past few decades, the application of different organogel systems into numerous areas of materials science has been approved (e. g. drug delivery). Considering cru...
By Nenad Janković, Emilija Milović, Jelena Petronijević, Nenad Joksimović, Dušan Milivojević
RHEOLOGICAL EQUATION FOR FRP REINFORCED CONCRETE MODEL
Rheological models represent a powerful tool for creating a comprehensive phenomenological view of the strain response, especially in structures exposed to long-term loading. Models are often arranged to fit experimental results, and this is achieved by including empirical parameters in their formation. Combining theoretically ideal bodies wi...
By Nataša Kopitović-Vuković, Nikola Baša, Radomir Zejak, Marija Jevrić