Results 11 to 20 of about 11,301 (248)

Research progress and prospect of underground utilization of coal-based solid waste functional materials

Meitan kexue jishu
The utilization of coal-based solid waste functional materials underground is a key technological pathway to achieving green coal mining and promoting the sustainable development of the coal industry.
Jixiong ZHANG, Nan ZHOU, Hengfeng LIU, Yachen XIE, Zhihui SUN, Shenyang OUYANG   +5 more
doaj   +2 more sources

A key technology for synergistic backfilling of coal-based solid waste and high-salinity wastewater

Meitian dizhi yu kantan
Background and Objective Limited by locations, as well as economic and technical levels, most of the coal-based solid waste is still accumulated in the form of open-air landfills without treatment, thus occupying large quantities of land resources and ...
Shuning DONG, Shujiang YU, Xingling DONG, Buqin ZHANG, Xiaoming GUO, Xiaodong WANG, Kai WANG, Shibin ZHU, Boqiang WU, Lei LIU   +9 more
doaj   +2 more sources

Resource utilization status and development trend of bulk solid waste of coal-based ash/slag

Meitan kexue jishu
In recent years, the rapid development of the coal industry has provided important energy security and raw material support for the national economy. At the same time, coal-fired power plants, industrial, civil boilers and other equipment produce large ...
Jinwen WU, Xiaowei DENG, Feishuo JIAO, Bo LYU, Chaojun FANG   +4 more
doaj   +2 more sources

Research status of building materials utilization and CO2 curing technology on typical coal-based solid waste: A critical review

Journal of CO2 Utilization
Coal, one of China's most abundant natural resources, plays a crucial role in providing substantial energy and promoting economic growth. However, the disposal and storage of large quantities of coal-based solid waste (CBSW), such as coal gangue (CG ...
Yingjie Zou, Qiang Song, Peng Zhang, Shipeng Xu, Jiuwen Bao, Shanbin Xue, Ling Qin, Hui Wang, Liang Lin, Changsha Liu   +9 more
doaj   +3 more sources

Experimental Study on Water Reduction Modification and Efficient Utilization of Coal-Based Solid Waste Slurry

Advances in Civil Engineering
Unreasonable treatment of coal-based solid waste and coal mining damage are important factors that cause negative environmental effects. Overburden isolated grouting, a green mining method, can realize solid waste emission reduction and coal mine ...
Chengwei Ma, Dayang Xuan, Jialin Xu, Jian Li   +3 more
doaj   +2 more sources

Measurement and evaluation of the comprehensive utilization efficiency of coal system industrial solid waste resources in Liupanshui City [PDF]

E3S Web of Conferences, 2023
Liupanshui city is located in the western part of Guizhou province, the region is extremely rich in coal resources, coal industry is more concentrated, coal mining and processing and other aspects of the solid waste resources if the good use of the city ...
Zhang Jingyang, Yang Yanyuan, Xu Xiaoyun, Li Yating   +3 more
doaj   +1 more source

Influence of slurry mass concentration on the mineralization capacity and mechanical properties of coal-based solid wastes

Frontiers in Materials
The CO2-mineralized coal-based solid waste backfilling is an effective method for solid waste treatment and carbon sequestration. Both the carbon sequestration capacity, rheological properties and unconfined compressive strength (UCS) of the CO2 ...
Feng Jin, Xiaoru Wu, Zhicheng Liu, Hao Pan, Tianqi Shong   +4 more
doaj   +2 more sources

Bi-MOFs with two different morphologies promoting degradation of organic dye under simultaneous photo-irradiation and ultrasound vibration treatment

Ultrasonics Sonochemistry, 2022
For the first time, piezocatalysis activity has been observed in bismuth-based MOFs (ultrasound vibration treatment) with two different morphologies, namely FCAU-17 (flakes) and CAU-17 (rods).
Shanghai Dong, Liying Wang, Weiyi Lou, Yunxin Shi, Zhenzhu Cao, Yongfeng Zhang, Junmin Sun   +6 more
doaj   +1 more source

Insight into the effect of chemical structure for microbial lignite methanation

Heliyon, 2023
The chemical structure of lignite plays a fundamental role in microbial degradation, which can be altered to increase gas production. In this study, the structural changes in lignite were analyzed by conducting pretreatment and biomethane gas production ...
Lin Yang, Yongfeng Zhang, Zhifei Hao, Junying Zhang   +3 more
doaj   +1 more source

Status of Carbon Dioxide Utilization Technology and Analysis of Coal-based Solid Waste Mineralization Utilization

Kuangchan zonghe liyong
Carbon emission reduction and carbon neutralization technology have become the focus of current researchers. This paper summarizes the utilization technology of carbon dioxide at home and abroad, introduces the geological storage and utilization ...
Dayong WANG, Xiaohu GU, Mengxiang FANG, Tao WANG, Xiongchao LIN   +4 more
doaj   +2 more sources