IM 2021 July 21 | Page 17

MINE VENTILATION
The Zitrón monitoring system : The control panel showing the ventilation system , above , and a representation of the control system of the main equipment , dampers as a function of the ventilation requirements at each production level , below . Both taken from a mine in southern Europe
manage information , by producing an agile , simple and useful system .
Correctly sizing the ventilation requirement is
the place to start with such a system . “ In most mines around the world , ventilation is not correctly sized ,” Zitrón said . “ It is
necessary to analyse the actual airflow needs to know if the ventilation system is optimised , otherwise the mine could miss out on many opportunities for improvement .”
The result of such an analysis is one of the most important aspects for planning , Zitrón explained .
“ It is not only about providing the necessary flow , but also about getting it to the place where it is needed at any given moment ,” the company said . “ This will depend on the tasks being performed and the location in the mine where they are being carried out . “ It is essential to measure in order to optimise .” Zitrón ’ s team of mining experts devised this system , taking their knowledge of mine ventilation systems and different mining methods to come up with a management and monitoring system that can be adapted to the needs of each mine in an efficient and effective way , the company said .
To create such a system , an exhaustive analysis of the primary and secondary ventilation platforms is carried out , obtaining the main ventilation key performance indicators ( KPIs ). These KPIs become the necessary indicators to optimise the system and , subsequently , design an automation plan adapted to each mine , Zitrón said .
The information is inputted into a control and monitoring software that displays the ventilation

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