Abstract:

After the interpretation of the "Notice on Accelerating The Construction of Emergency Chamber for Coal Mine", understanding the development of the adoption of special drilling and dedicated line to refuge chamber, elaborating adjustments for refuge chamber construction way in the notice and analyzing the misunderstandings of the file, this paper points out whether the refuge chamber which adopting special drilling or dedicated line, doesn’t need to adopt devices of high-pressure oxygen bottles, toxic and harmful gas removal, or temperature and humidity adjusting device; it needs to be decided based on the conditions of mines. Besides, We need to distinguish the effect of the Notice on refuge chamber construction and its prospect in accordance with geographical location.

Key words: refuge chamber, emergency system, special drilling, dedicated line, self-contained oxygen