Results 51 to 60 of about 26,113 (267)

Distribution Law of Coal Spontaneous Combustion Zone in Goaf of Two Intake and One Return Ventilation Working Face

Meikuang Anquan, 2020
To study the distribution law of coal spontaneous combustion zone in goaf of two intake and one return ventilation working face, the oxygen concentration under different working conditions during the mining of the 8301 working face of Tashan Coal Mine ...
DU Yang, QI Xuyao, WENG Xuze, HAO Jianfeng, CHEN Ruifeng, CHEN Yuezhen
doaj   +1 more source

Assessment of Spontaneous Combustion of Some Indian Coals Using Differential Thermal Analysis [PDF]

, 2016
Self-oxidation of coal is one of the major causes for disastrous accidents in coal mines in leading coal producing countries like China, India and Australia.
Bhoi, Dibyanshu Shekhar
core  

Photothermal CO2 Hydrogenation: Reactions, Mechanisms, and Catalyst Design

Carbon Energy, EarlyView.
Reactions, mechanisms, and catalyst design for photothermal CO2 hydrogenation. ABSTRACT Photothermal CO2 hydrogenation has attracted extensive attention because it provides a green and sustainable approach to fuel and chemicals production. The photothermal catalyst plays a critical role in CO2 conversion through a range of reactions.
Shuai Yan, Yuting Wang, Wenhao Zhao, Jinqiang Zhang, Guangyao Chen, Lei Jiang, Yun Wang, Yingquan Chen, Xiong Zhang, Xianhua Wang, Kuo Zeng, Hongqi Sun, Shuxin Ouyang, Yonggang Yao, Haiping Yang, Hanping Chen   +15 more
wiley   +1 more source

Ověřování náchylnosti uhlí k samovznícení v OKR [PDF]

, 2008
Spontaneous combustion of coal mass represents a considerable health hazard of workers and endangering mining operations, which is often connected with a failure of coal mining and costs of endogenous fire suppression.
Zubíček, Václav
core  

Untreated Pyrolyzed 3D Bamboo as a Solar Steam Generation Device

Solar RRL, Volume 10, Issue 9, 13 May 2026.
Emerging challenges have increased interest in bioderived materials for desalination and wastewater treatment using interfacial solar steam generation, which compared to other systems offers lower energy use and emissions. Bamboo‐derived carbon produced by slow pyrolysis shows efficient solar heating and evaporation rates up to 1.17 kg h−1 m−2 ...
Andrea Lanfranchi, Agnese Bausano, Davide Comoretto, Renata Lorenzoni, Sidnei Paciornik, Paola Lova, Omar Ginoble Pandoli   +6 more
wiley   +1 more source

A review on coal spontaneous combustion prediction based on machine learning

Meitan xuebao
The coal mining industry confronts a formidable challenge posed by spontaneous combustion disasters. As one of the crucial steps of prevention, spontaneous combustion prediction enables the early detection of potential risks, thereby facilitating the ...
Jun DENG, Cheng YANG, Lifeng REN, Xin LI, Caiping WANG, Zujin BAI   +5 more
doaj   +1 more source

Research on the prediction model of coal spontaneous combustion temperature based on random forest algorithm

Gong-kuang zidonghua, 2021
The prediction accuracy of the traditional coal spontaneous combustion temperature prediction model is poor. The requirement of parameter selection for the prediction model based on support vector machine (SVM) is high.
ZHENG Xuezhao1,2, LI Menghan1,2, ZHANG Yanni1,2, JIANG Peng1,2, WANG Baoyuan1,2   +4 more
doaj   +1 more source

Exploration and Frontier of Coal Spontaneous Combustion Fire Prevention Materials

Processes
Mine fires have always been one of the disasters that restrict coal mining in China and endanger the life safety of underground workers. The research and development of new fire prevention materials are undoubtedly important to ensure the safe and ...
Dandan Han, Guchen Niu, Hongqing Zhu, Tianyao Chang, Bing Liu, Yongbo Ren, Yu Wang, Baolin Song   +7 more
semanticscholar   +1 more source

A Review of the Unintended Consequences of Biochar in Various Applications

Advanced Energy and Sustainability Research, Volume 7, Issue 5, May 2026.
Biochar is widely promoted as a sustainable material for applications ranging from soil amendment to energy storage and construction materials. This review critically examines the often‐overlooked and unintended consequences of biochar, including variability in properties, safety risks, and performance limitations.
Singaravelu Vivekanandhan, Elif Kaynak, Dong Wang, Vigneshwaran Shanmugam, Aurelio Bifulco, Julio Diarte Almada, Imelda Saran Piri, Zhengyang Wang, Lokesh P. Padhye, Nam Kyeun Kim, Michael Försth, Jaime Gonzalez‐Libreros, Igor Wachter, Sabrina Karim, Oisik Das   +14 more
wiley   +1 more source

Geologic considerations in underground coal mining system design [PDF]

, 1981
Geologic characteristics of coal resources which may impact new extraction technologies are identified and described to aid system designers and planners in their task of designing advanced coal extraction systems for the central Appalachian region ...
Camilli, F. A., Harris, J., Mangolds, A., Maynard, D. P.   +3 more
core   +2 more sources