The heating of residential and commercial premises in urban areas during winter periods is mostly performed by use of the heat energy which is distributed through central or city heating systems. Water, steam and gas are used as the basic working media in these heating systems. The thermal energy that is used in the city of Kakanj and its surroundi...

By Almir Kahriman, Nedim Hodžić, Elma Ekinović

During the second half of the last century in Europe, district heating systems (DHS) have been built intensively to supply cities and settlements with heat energy.Taking into account that energy prices at that time were low, there was an economic justification for the construction of expensive infrastructural distribution systems. After the first o...

By Maja Mrkić Bosančić, Petar Gvero, Jusuf Ibrulj, Azrudin Husika, Srđan Vasković

The paper describes analyses solution of cut in the highway. There have been used three methods of making construction: reinforced wall with HDPE geogrids, soil nailing and retaining wall 20 meters long. AASHTO standards have been used for checking stability of reinforced wall and soil nailing, while retaining wall is based on EN 1997-I standards. ...

By Nejra Turčinović

In many countries, there is concern that enrolment in science and technology professions is decreasing and that more students need to be directed and interested in a career in science and technology. The reason why students do not choose science and technology studies is usually not about their abilities, but it is more related to student perceptio...

By Safet Brdarević, Dino Arnaut

The paper describes the microstructural examination of a joint of the base material, austenitic stainless steel with intermetallic strengthening classified according to its chemical composition and properties according to standard SAE AMS 5528 and metallic coating marked as NiCrAlY 4516 according to manufacturer catalog, Sulzer Metco. Coating is ap...

By Milenko Rimac, Mirsada Oruč, Strain Posavljak

It is obvious that higher education throughout Europe within the Bologna Process has been, and still is, undergoing serious and far-reaching reform processes with the ultimate goal of creating a European area of higher education. Quality assurance has been identified as one of the key segments of this process. In a series of communiques from minist...

By Ibrahim Plančić, Malik Čabaravdić

Higher education institutions are special organizational and business systems with an important role in the system of overall social reproduction. Accordingly, the activity itself, the mission, the forms of organization, the main contours of the process, structure, outcomes, and constraints are, to a greater or lesser extent, determined by the supe...

By Safet Brdarević, Nermina Zaimović-Uzunović

Maintenance has been changing over the period. Today we are moving to the fourth generation of Industry, where we are talking about great changes in field of production, work and understanding thereof. With device integration we will take care of the integration and exchange of information between machines and devices. Everything we start with word...

By Peter Krebelj

A brake disc is exposed to various loads during its operational life, which cause braking surface wearing, disc deformation, structural changes, residual stresses etc. The goal of this paper is to find out the main cause of fractures on braking surface, by measuring flatness and wear of braking surface, and to give main guidelines to prolong the op...

By Amel Karić, Samir Lemeš

Today's modern vehicles for mass transport of passengers, of which the most common representatives are the buses must comply with the requirements of comfort, wide usage, and in particular the measures of safe driving. In order to meet large requirements along the "life of the vehicle," or even after possible accidents, it is necessary to achieve g...

By Mesud Ajanović, Zdravko Nunić, Fuad Klisura, Snežana Petković