Impact of Natural Hazards on the Operation of Powered Roof Support in Polish Hard Coal Mines
نویسندگان
چکیده
Abstract The powered roof support is mainly used in natural hazard conditions. Natural hazards Polish mining include methane hazards, gas and rock ejections, coal dust explosions, climate water landslides, eruptions, hydrogen sulphide radioactive substances mass tremors. latter has a significant impact on the operation of support. work analyses tremor risks last ten years. study showed an intense increase this hazard, which significantly affects safety people operating machines devices excavations. paper takes into consideration surveys carried out among employees working conditions shock risk. purpose was to obtain information safe supports. data allowed us draw conclusions regarding possibility increasing risk
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ژورنال
عنوان ژورنال: IOP conference series
سال: 2023
ISSN: ['1757-899X', '1757-8981']
DOI: https://doi.org/10.1088/1755-1315/1189/1/012001