搜索结果: 1-10 共查到“安全科学技术其他学科 experimental”相关记录10条 . 查询时间(0.084 秒)
Experimental assessment on the moving capabilities of mobility-impaired disabled
The disabled Movement speed Experiment Evacuation
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2012/4/12
To take into account reasonably the safety requirements of the disabled on emergency evacuation in the design, usage, management and emergency response of public places, the authors of this paper orga...
Real-time numerical simulations and experimental research for the propagation characteristics of shock waves and gas flow during coal and gas outburst
Coal and gas outburst Shock wave and gas flow Propagation characteristics Cross roadway
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2012/3/31
When coal and gas outburst occurs, high-speed gas flow and air shock wave with high kinetic energy could be created. In this paper, the formation process of outburst shock waves and gas flow has been ...
Experimental investigation on the seepage law of pressure-relieved gas under the influence of mining
Pressure-relieved gas Seepage Stress distribution Simulation experiment
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2012/3/27
The stress distribution characteristics of the coal seam floor and the variation of pressure-relieved gas seepage velocity along with working face being advanced were studied experimentally. According...
Experimental research on inhibition performances of the sand-suspended colloid for coal spontaneous combustion
Sand-suspended colloid Temperature programmed Coal spontaneous combustion Inhibition performance
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2012/3/31
Serious mine fire disasters have occurred in Northwest China where there are abundant coal resources.For the shortage of water and loess, a large cost of conventional grouting slurry is needed. Howeve...
Experimental research on displacing coal bed methane with supercritical CO2
Supercritical CO2 Displacement Methane Experimental research
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2012/3/31
The high-gas and low-permeability are the common problems of China coal mine, which restrain the mining of coal-seam gas resources safely and efficiently. Hence, to solve the problem of low permeabili...
Experimental study on the mechanism effect of seepage on microstructure of tailings
Tailings Microstructure Seepage Particle size distribution Deformation
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2012/3/28
The deformation of microstructure of tailings caused by seepage is the main factor that leads the tailings dam to be damaged and lose stability. The effect of seepage on microstructure of tailings has...
Experimental study on the feasibility of explosion suppression by vacuum chambers
Vacuum chamber Suction Explosion suppression Specific impulse Overpressure–impulse guideline (P–I guideline)
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2012/3/28
In view of the invalidity of suppression and isolation apparatus for gas explosion, a closed vacuum chamber structure for explosion suppression with a fragile plane was designed on the base of the suc...
Experimental study on non-destructive testing of rock bolts based on pseudo-random signal
Pseudo-random signal Rock bolts Non-destructive testing Correlation analysis
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2012/3/28
The quality of rock bolt anchoring is closely related to the stability and safety of underground engineering and slope protection. In this paper, non-destructive testing of rock bolts is proposed base...
Experimental study on oxygen consumption rate of residual coal in goaf
Goaf Coal Spontaneous combustion Heating and oxidizing Oxygen consumption Granularity
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2012/3/28
In order to research the actual oxygen consumption rate of residual coal in goaf, the heating and oxidizing experiment was conducted respectively on five types of single particle size of coal samples ...
Experimental study on the influence mechanism of gas seepage on coal and gas outburst disaster
Coal and gas outburst Gas seepage Disaster Influence mechanism
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2012/3/31
By using the self-developed triaxial servo-controlled seepage equipment for thermo-fluid–solid coupling of coal containing gas and the self-developed coal and gas outburst simulation test device, expe...