Results 121 to 130 of about 7,021 (250)

Control effect of pressure-unloaded speed on gas expansion energy released by tectonic coal during coal and gas outburst [PDF]

open access: yes
The majority of coal and gas outbursts (referred to as outbursts for brevity) occurred in tectonic coal seams. Gas expansion energy stands out as a critical factor contributing to these outbursts.
Yuanping CHENG   +4 more
core   +1 more source

Risk Prediction of Coal and Gas Outburst in Deep Coal Mines Based on the SAPSO-ELM Algorithm. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Yang L, Fang X, Wang X, Li S, Zhu J.
europepmc   +1 more source

Response characteristics of gas pressure under simultaneous static and dynamic load: Implication for coal and gas outburst mechanism

open access: yesInternational Journal of Mining Science and Technology, 2023
Longyong Shu   +5 more
semanticscholar   +1 more source

Study on the Characteristics of Coal and Gas Outburst Hazard Under the Influence of High Formation Temperature in Deep Mines

open access: yesSocial Science Research Network, 2023
Ding-Ding Yang   +6 more
semanticscholar   +1 more source

A Study on the Outburst of Gas and Coal

open access: yesJournal of the Mining Institute of Japan, 1976
Masuyuki UJIHIRA, Kiyoshi HASHIMOTO
openaire   +2 more sources

Classification of Coal Seams for Coal and Gas Outburst Proneness in the Zonguldak Coal Basın, Turkey

open access: yes, 2014
Coal and gas outbursts can be defined as a sudden release of coal and rock accompanied by large quantities of gas into the working face or other mine workings.
Olgun Esen (20179509)   +2 more
core   +1 more source

Forecasting Method of Coal and Gas Outburst Based on KPCA-SVM

open access: yesGong-kuang zidonghua, 2010
The paper proposed a forecasting method of coal and gas outburst based on KPCA-SVM. The method firstly used KPCA to select features of correlative indexes influencing coal and gas outburst, then used SVM to make classified forecasting coal and gas ...
LI Da-feng, ZHAO Shuai, YANG Dai-ping
doaj  

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