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Treating extraordinary situations connected with the leakage of dangerous harmful substances applied in the Brewery Eggenberg, a. s.
FUČÍK, Jaromír
The thesis treats the situation connected with the possible leakage of ammonia, applied in the Eggenberg a. s. brewery as cooling medium. It deals with the so-called worst variant of the accident {--} leakage of the maximum possible amount of the substance. The introduction is devoted to the legislation concerning the dangerous chemical substance, prevention of serious accidents, components of the integrated rescue system and the fire prevention. The thesis contains the characteristics and the description of ammonia as dangerous substance, with focus on its toxicity and it analyses the results of a possible leakage. For the simulation of a possible accident, the software instrument TerEx was applied. The calculations acquired after entering the input data into the program served for determination of the zone where the detrimental concentration of ammonia would reach in case of a leakage. In comparison with the original calculations performed in the last years applying the ROZEX programme, the zone with a harmful concentration would be substantially extended. The results of the thesis should be taken into consideration in the emergency plan of the region and in the emergency plan of the Eggenberg a. s., Brewery, however, also the procedure of the intervention of the integrated rescue system components shall be specified. Moreover the way of performing the inspections in the section of the fire protection in subjects applying, processing or storing dangerous chemical substances and preparations is drafted. The thesis tries to draw the attention to the fact that also a relatively small amount of a dangerous chemical substance may cause a considerably significant accident.
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