Geology and Mining Engineering
煤与瓦斯突出
Coal and gas outburstA sudden and violent geological phenomenon in which coal and gas are simultaneously expelled from a coal seam to the surface. / 煤层中煤和瓦斯同时向采掘空间猛烈喷出的地质动力现象。
- Knowledge type
- 自然理论
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-10-27 21:01:06
Sub-knowledge points
Gas expansion energyStress concentrationCoal strength failure
Higher-order knowledge points
Rock mechanicsFluid dynamicsMining safety
Main parameters and performance indicators
gas pressure: Driving force for outburstcoal strength: Resistance to failureseam depth: Stress environment
Open problems
Accurate prediction of outburst riskMechanism of multi-source emission
Related literature
ranked by community starsExperimental investigation and theoretical modeling of gas expansion energy during coal and gas outburst based on multi-source emissionOpen source
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Creation and modification trail
1 recordsRecord title: Coal and gas outburst.
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