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Optimization of environmental maintenance system used in a refuge chamber

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Mine refuge chambers are used to shield miners who fail to escape from the mine when incidents occur. Environment maintaining system plays a key role in stabilizing thermal environment of a mine refuge chamber against heat emitted from metabolism and transferred from outside. The safety and comfort of refugees are closely related to the environment maintaining system design. In order to improve the comfort of refugees, optimization on the environment maintaining system has been done based on the previous work. To evaluate the environment of the chamber, eight volunteers were involved into the experiment. Under close observation and safety protection, they lived in a heat-isolated test chamber for 106 hours. The volunteers were asked to maintain low level of activities to simulate refugees’ situation. It shows that the environment maintaining system worked well and the temperature, relative humidity and emitted harmful air content such as CO2 and CO were all kept in the safety level, and no discomfort was felt by volunteers at all.

Environment maintaining systemMine refuge chamberTemperatureRelative humidityCO2 concentrationCO concentration

Junling Yang、Luwei Yang、Chong Zhang、Zhentao Zhang、Xiaojiang Li

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Technical Institute of Physics and Chemistry of CAS, Beijing 100190, China

Xinjiang Coal Scientific Research Institute, Urumqi 830091, China

2015

煤炭学报(英文版)
中国煤炭学会 煤炭科学研究总院

煤炭学报(英文版)

CSTPCDCSCD
影响因子:0.117
ISSN:1006-9097
年,卷(期):2015.4(4)
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