Mechanical properties of every material play important role during material selection for any mechanic system. The main mechanics property which is crucial for material selection is Toughness. The paper present some of the aspects in problems of the toughness and fatigue for Aluminum Alloys. The paper also presents the set of the ASTM anf BritishSt...

By Bahrudin Hrnjica, Dženana Gačo, Esad Bajramović

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

Regional incineration process by regional landfill site Mošćanica is a chance for municipality of Zenica and municipalities nearby. The obligations of the municipality towards EU regulations could be fulfilled by building one incinerator plant. Current waste management strategies and (role beaks) adopted for dumping waste by Bosnia and Herze...

By Semir Selimović

The process of composting of biowaste, while ensuring the necessary conditions and depending on the composition of composted material can be carried out in natural conditions. If we want to influence the speed and stability of the process of degradation of organic matter from biowaste, it is necessary that one or more influencing factors control th...

By Muvedet Šišić, Farzet Bikić

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

Abrasive waterjet cutting process is accepted effective technology for cutting various materials. Cutting process is based on kinetic energy of waterjet and abrasive particles which are used for material removal in the cutting zone. Erosional contact between abrasive particles and cutting components leads to damage in abrasive waterjet cutting syst...

By Safet Brdarević, Ajdin Jeleč

Each system requires regular maintenance including wind power. Modern maintenance of wind powers is based in the diagnosis of the state of the wind power, which is realized through measuring parameters of wind power system and data processing by the established methods. This paper presents the modern methods used to control the state of the wind fa...

By Amir Halep, Ranko Antunović

Austempered Ductile Iron is a class of ductile iron subjected to a specific heat treatment process (austenitization and austempering). The heat treatment gives to that type of Ductile Iron an excellent mechanical properties and an especially good strength-to-weight ratio. However, designers in most cases are unfamiliar with this material that can c...

By Hasan Avdušinović, Šehzudin Dervišević, Almaida Gigović-Gekić

Use of alternative fuels as energy sources in cement industry is practice which is proven as very effective and which is used in cement factories in Europe and world, more and more. One of the biggest advantages of this concept is reducing of consumption of non-renewable, fossil fuels. On the other hand, improvement of environmental protection is a...

By Almir Bajtarević, Amna Bajtarević

The rating of quality of the main production process of production business systems (MPPMBS) is a very complex task. That is why in the world there is no generally accepted method for measuring the quality of MPPMBS. This paper deals with one of the possible ways to measure and assess the quality of MPPMBS with the aim of maximizing objectivity. Be...

By Safet Brdarević, Sabahudin Jašarević, Sejfo Papić