Results 11 to 20 of about 3,022 (277)
Effects of abandoned coal mine on the water quality
International Journal of Coal Preparation and Utilization, 2022 Improving effective strategies to control acid mine drainage (AMD) in abandoned mine areas is a significant challenge because of water quality issues. AMD is a serious water pollution problem. The water in the area where the mine is located acquires an acidic character, the pH level of the environment decreases, the concentration of heavy metals ...
Gülsen Tozsin +2 more
exaly +5 more sources
Evaluation method for abandoned coal mine gas storage reservoir sites [PDF]
You-qi chuyun, 2023 Underground gas storage plays an important role in the strategic reserve, peak shaving and stable supply of natural gas. Due to the complex geological conditions in China, very limited sites are available for the construction of gas storage.
Xiaoming SHI +4 more
doaj +2 more sources
Meikuang Anquan, 2021 China has a large number of abandoned coal mines, many of which are highly gassy mines. Considering the pros and cons of gas occurrence in abandoned coal mine and its timeliness characteristics, it is considered that there is an urgent need to develop ...
WU Jingang, MAO Junrui
doaj +2 more sources
Research status and development trend of compressed air energy storage in abandoned coal mines [PDF]
Meitan kexue jishu, 2023 Compressed air energy storage (CAES) has the advantages of low construction cost, small equipment footprint, long storage cycle and environmental protection.
Tongbin ZHAO +5 more
doaj +2 more sources
Gas Storage Model of Residual Coal Adsorption in Abandoned Mine
Adsorption Science & Technology, 2023 Due to the insufficient accurate evaluation model of gas resources in abandoned mines, the development and utilization of abandoned mine gas resources in China are still in the preliminary exploration stage.
San Zhao +3 more
doaj +2 more sources
Frontiers in Earth Science, 2022 Many coal mines are being abandoned for economic and environmental reasons in China. The repurposing of abandoned open-pit coal mines into pumped storage hydropower (PSH) can help with the storage of renewable energy, improve mine environments, and ...
Tianhong Yang, Jinduo Li, Qinjie Liu
exaly +3 more sources
Research status and reduction strategies of methane emissions from closed/abandoned coal mines [PDF]
Meitan xuebao, 2023 With the global transition to a low-carbon energy structure, coupled with the depletion of coal mine resources, gas disasters, and other problems, the number of closed/abandoned coal mines is increasing rapidly.
Yunpei LIANG +5 more
doaj +2 more sources
Study on Reuse Strategy of Abandoned Industrial Square - in the case of Jingxi Wang Ping Coal Mine
E3S Web of Conferences, 2018 Wangping Coal Mine, whose industrial heritage is of great value, was one of the eight coal mines in Beijing. A large number of field surveys and analysis of the abandoned industrial facilities of Wangping Coal Mine were carried out in this paper.
Li Xiaodan +6 more
doaj +3 more sources
Energy Exploration and Exploitation, 2021 The development of abandoned coal mine gas has multiple advantages in terms of safety, economy, environment, and society. Due to previous excavations, the gas distribution is heterogeneous, thereby hindering well location optimization.
Guiqiang Zheng +2 more
exaly +2 more sources
Progress and trend of key technologies of CBM development and utilization in China coal mine areas [PDF]
Meitan kexue jishu, 2022 The key to coordinated development of coal mine methane and coal is to coordinate the spatio-temporal relationship between coal mining and coal mine methane development.
Haitao SUN +3 more
doaj +2 more sources