Coal storage facilities to prevent spontaneous coal ignition

摘要

An object of the present invention is to provide a structure for storing coal for storing coal in order to prevent spontaneous ignition occurring in the stored coal. In order to solve the above problems, the present invention provides a structure for storing coal in an airtight state, and a vacuum device connected to the structure to maintain the interior of the structure in a negative pressure state in order to solve the above problem. Including, wherein the structure provides a coal storage facility, including an opening provided on the upper surface, and a flexible film for opening or sealing the opening.