Materiały konferencyjne SEP 2023

18 16 65 18 100 55 8 23 125 18 15 19 14 23 30 8 19 45 25 21 21 0 20 40 60 80 100 120 140 Volume, m3/min Absolute gas content, m³/min Relative gas content, m³/min Degassing volume, m³/min 16500 35200 51100 49900 2000 19800 19600 19800 5460 55028 86534 86534 0 20000 40000 60000 80000 100000 2018 2019 2020 2021 2022 Annual electricity production, MW·h Stepova mine Yuvileina mine Zakhidno-Donbaska mine Pavlohradvuhillia Histogram of DTEK Pavlohradvuhillia mines distribution by gas content and degassing volumes Annual electricity generation from methane gas at DTEK Pavlohradvuhillia mines Coal mine methane utilization at DTEK Pavlohradvuhillia mines In 2019, Stepova mine DTEK Pavlohradvuhillia launched a pilot project to utilize coal mine methane gas . 1.56 MW Caterpillar modular cogeneration unit is used. Utilization of mine gas-methane acts as a supplementary energy source for covering thermal and electrical needs of the mine complex. In parallel with the utilization of coal mine gas, it allows the recovery of greenhouse gases and, at the same time, to reduce the interest in the existing medium. Gas piston unit Caterpillar CG170-16 Module of a cogeneration plant Utilization СН 4 Electricity generation Thermal energy generation Reducing emissions СH 4 8