This work presents the combined method for determination of mechanical characteristics of elastic balls filled with fluid by using compression test and appropriate analytical-numerical method. Ordinary playing balls, being modelled with the Mooney-Rivlinmaterial model, are used in the study. Results obtained by this combined numerical-experimental ...

By ALEKSANDAR KARAČ, MUAMER KARGIĆ

This paper describes the application of international standards, recommendations and guides, as well as other input data, to determine the interval of recalibration of laboratory equipment in the laboratory for testing the product safety testing LIND in Zenica, Bosnia and Herzegovina. An example of a pressure sensor on a 4-axis device for measuring...

By SAMIR LEMEŠ, AMIR KUBAT, SENAD PAŠALIĆ, ALMA BEČIROVIĆ, MURČO OBUĆINA

Cranioplasty is the surgical repair of a bone defect in the skull that is left behind after a severe injury or previous operation. It is usually done to protect underlying brain tissue, reduce local pain and to improve the cranial vault aesthetics. Cranial prostheses can be made from different types of materials: autologous bone, titanium, ceramics...

By DENIS SPAHIĆ, HAKIJA BEČULIĆ

Contraction is a part of a wind tunnel that has the greatest impact on the air flow quality in the test section. The constriction ratio, the cross section shape, the length and wall shape are constructive parameters that influence the uniformity of the flow, the flow turbulence intensity, the flow rotation angularity, the appearance of the flow sep...

By ERNAD BEŠLAGIĆ

The remains of natural and artificial materials in the textile industry are a problem in the technological process because it is a continuous production of waste and related to the need for everyday care. In Bosnia and Herzegovina there are currently no facilities for the material utilization, recycling or reuse of textile waste. Municipal waste di...

By MUVEDET ŠIŠIĆ

3D printing is a technology that is increasingly used in many engineering fields and education. This technology is primarily used in rapid prototyping and rapid tooling. In this paper the geometrical accuracy of FDM (Fused Deposition Modelling) 3D printing is presented. For the dimensional test process, a 3D model which contains the characteristic ...

By KENAN VARDA, NERMINA ZAIMOVIĆ-UZUNOVIĆ, JOSIP KAČMARČIK, SAMIR LEMEŠ, DENIS SPAHIĆ

Due to rising energy prices and stringent environmental regulations, energy efficiency, resource saving and climate protection are becoming more important than ever. Primetals Technologies ECO Solutions offers a wide range of services and technologies to increase energy efficiency, reduce the environmental impact of steel production plants and to e...

By JÖRG SCHWELBERGER