Roof Strata Behavior and Support Resistance Determination for Ultra-Thick Longwall Top Coal Caving Panel: A Case Study of the Tashan Coal Mine

The Longwall Top Coal Caving (LTCC) method has greatly improved the production of ultra-thick underground coal resources. However, face fall and support closure have been becoming highly frequent accidents at the working face, and seriously threaten the safety of miners. The key to avoiding these pr...

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Main Authors: Jun Guo, Guorui Feng, Pengfei Wang, Tingye Qi, Xiaorong Zhang, Yonggan Yan
Formato: Artigo
Idioma:Inglês
Publicado em: MDPI AG 2018-04-01
Colecção:Energies
Assuntos:
Longwall Top Coal Caving
strata behavior
support resistance
igneous rock
upper gob
Acesso em linha:http://www.mdpi.com/1996-1073/11/5/1041
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