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Vent area calculation

Free online calculator to determine an explosion relief area according the latest versions of the EN14491 and EN14994

The website is a practical tool to easily and quickly calculate the explosion relief area for silos, filters and cyclones in various shapes and sizes.

The effects of a possible vent duct can be taken into account in the calculation as well as the possible omission of the volume between the filter elements.
Also the axial or radial filling of silos is included in the program.  The program is intended as a calculation aid for calculating vent areas according to the norms EN14491 and EN14994