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Vol. 14 No. 1 (2022)

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Authors in this issue:

Dragana Dragojlović, Dragana Kešelј, Dragana Pavlović, Dragica Lazić, Goran Savić, Goran Tadić, Nebojša Vasilјević, Nevenka Bošković-Vragolović, Radojica Pešić, Tatjana Kaluđerović Radoičić, Zoran Petrović, Zorana Arsenijević,

Published: 30.06.2022.

Contents

30.06.2022. Original scientific paper
Momentum-heat-mass transfer analogy in gas-solid packed bed at elevated temperatures

The experimental values of the friction factor (fp) at ambient and elevated temperatures as well as of the heat transfer coefficient (hp) were used to establish the analogy between momentum and heat transfer in gas-solid packed beds of monosized spherical glass particles, as jH=fp/22 or jHε=fp/50. Also, the Chilton-Colburn type of momentum-...

By RADOJICA PEŠIĆ, NEVENKA BOŠKOVIĆ-VRAGOLOVIĆ, ZORANA ARSENIJEVIĆ, GORAN TADIĆ, TATJANA KALUĐEROVIĆ RADOIČIĆ

30.06.2022. Original scientific paper
Occupational Safety and Health Management at Alumina Ltd

Occupational safety and health (OSH) is an integral part of the organization of work, and includes measures and means necessary to achieve safe working conditions. In terms of the current Law on Occupational Safety and Health of the Republic of Srpska, among other things, the employer is responsible for drafting the Risk Assessment Act. This paper ...

By DRAGANA PAVLOVIĆ, DRAGICA LAZIĆ, DRAGANA KEŠELЈ, ZORAN PETROVIĆ, DRAGANA DRAGOJLOVIĆ, NEBOJŠA VASILЈEVIĆ

30.06.2022. Original scientific paper
Reliability of SCADA systems in BIH substations

This paper describes the concept of modern SCADA systems in general, as well as in BiH substations, and its connection to remote control centers, with a focus on redundancy, reliability and availability. Also, benefits from the usage of redundant protocols, RTU redundancy, usage of industrial equipment designed to work in substation environment and...

By GORAN SAVIĆ, GORAN TADIĆ

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