搜索结果: 1-9 共查到“安全科学技术 pressure”相关记录9条 . 查询时间(0.05 秒)
Experimental Analyses on Safety Requirements on Strength for Chest Protection Equipment in Soil Pressure of Slope Failures
Experimental Analyses Safety Requirements Strength Chest Protection Equipment Soil Pressure Slope Failures
2013/9/30
Chest compression is a major cause of death at accidents caused by slope failures. This study aims to propose safety requirements in terms of strength for protective equipment to save workers' lives f...
Design Optimization of Stress Relief Grooves in Lever Guide of Pressure Vessel for Food Processing
Stress Relief Groove Stress Concentration Factor Finite Element Analysis Pressure Vessel
2013/1/28
A stress relief groove is introduced in the R area and the stress is analyzed using a finite element method (FEM). Then the relief of the stress concentration in the vicinity of the pressure vessel is...
Fail-Safe Design by Outer Cover of High Pressure Vessel for Food Processing
Food Processing, Pressure Vessel, Fail-Safe Design, Safety Engineering
2013/1/28
This paper demonstrates the effectiveness of outer-cover of pressure vessel in order to prevent risk scenario by brittle fracture. The Fail-Safe design introducing the concept of a standby redundant s...
Safety line method for the prediction of deep coal-seam gas pressure and its application in coal mines
Gas pressure Measuring principle Prediction method Safety line Coal and gas outburst
2012/4/14
Gas pressure is an important index for evaluating the outburst risk and determining the gas content in coal seams. It is recommended to predict coal-seam gas pressure of the workface at deep levels be...
Experimental investigation on the seepage law of pressure-relieved gas under the influence of mining
Pressure-relieved gas Seepage Stress distribution Simulation experiment
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...
Theoretical equation of gas desorption of particle coal under the non-uniform pressure condition and its analytical solution
Particle coal The theoretical equation of gas desorption The non-uniform pressure condition Analytical solution
2012/3/31
Based on the second Fick’s law, the theoretical equation of gas desorption of particle coal under the nonuniform pressure condition was developed in this paper. The analytical solution of the theoreti...
Comprehensive monitoring technique based on electromagnetic radiation and its applications to mine pressure
Working face Mine pressure Electromagnetic radiation Monitoring technique
2012/3/31
Strata pressures are common potential troubles during coal mining, serious ones can cause great catastrophe.This paper presents a new comprehensive electromagnetic radiation (EMR) monitoring technique...
The caving and sliding control of surrounding rocks on large coal roadways affected by abutment pressure
Cable truss system Numerical simulation Coal roadway Abutment pressure
2012/3/28
For the caving and sliding control of roadways with large cross-section, thick mudstone roof and abutment pressure influence, the cable truss system is proposed and its support mechanism is thoroughly...
Numerical simulation and study on the transmission law of flame and pressure wave of pipeline gas explosion
Pipeline Gas explosion Flame Pressure wave Transmission laws FLUENT
2012/3/31
Based on FLUENT simulation software, the laws of transmission of flame and pressure wave in pipeline gas explosion were studied. It turned out that, the maximum pressure value of the explosion point i...