Quantitative risk assessment of coal mine gas explosion based on …
2024101· A gas explosion is one of the most serious coal mine accidents. The complexity and dynamics of gas explosion accidents, resulting from both multiple risk factors and time-dependent physical parameters, necessitates the use of risk assessment techniques to analyze the accident. A quantitative risk assessment method is proposed for coal mine gas explosions …
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Quantitative Risk Assessment of Miners Injury During …
20201030· For the purposes of verification of the proposed method, injury probability upon methane/coal dust/air explosion in the preparation face of the …
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CDC
20161026· Preventing coal mine explosions requires a suite of control strategies and NIOSH continues to conduct research to develop more effective intervention measures.
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Effective Methods Of Application Of Explosion Energy In Mining …
In addition, the grading of minerals mined at coal and shale mines improve. Use of charges with air gaps is practiced at more than 100 enterprises mining ore, coal and non-metallic deposits by open cast or underground method with high productivity (3,4,5,).
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Monitoring and prevention of gas explosions in underground coal mines …
2025514· The design of gas explosion rescue equipment is crucial to ensure the safety of miners while also enhancing the emergency response capabilities of safety personnel in Chinese coal mines. This
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Multi-factor coupling risk assessment method in relation to coal mine …
The coal mine gas explosion accident is due to the interaction of risk factors. Considering the weaknesses in the multi-factor coupling risk measurement and control in the evolution process of gas explosion accidents, this study proposes a multi-factor coupling risk measurement method for gas explosion employing case analysis, on-site investigation, and theoretical research. Firstly, …
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Risk assessment of gas explosion in coal mines based on fuzzy …
202031· Gas explosion is one of the most deadly hazards in underground coal mining. Risk assessment has played an effective role in avoiding gas explosions and revising coal …
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A new simple methodology for evaluation of explosion risk in
2013111· This method takes into account the main factors involving an explosion, assessing their probabilities, and at the same time provides a simplified method to detect hazardous scenarios so that risk reduction measures can be rapidly associated to real situations in underground coal mining.
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Projection of Early Warning Identification of Hazardous …
121· Among all kinds of coal production disasters, the consequences of gas disaster are the most serious. As the existing coal mine gas explosion …
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Method Of Expolsion In Mines
21· Method Of Expolsion In Mines crittografia eu 2024 12 2 position of coal mines in a carbon‐constrained world • Principles‐based and not a technical manual 4 Explosive mixtures …
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Assessment of gas and dust explosion in coal mines by means of …
111· In this article, FFTA is applied to the analysis of coal dust and gas explosion accidents, which converts expert scoring for each basic event using an imprecise probability into fuzzy numbers, and estimates the probability of a coal dust or gas explosion accident occurring by applying the method of trapezoidal fuzzy numbers.
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(PDF) METHOD FOR CALCULATION OF DRILLING-AND …
2019930· Purpose. Development of a new method for calculation of drilling-and-blasting operations parameters during underground mining with …
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Mining Explosives, Types of | Stone Crusher
108· Ammonium nitrate explosives are widely used in the mining industry, which can be divided into ordinary mining explosives and coal mine explosives according to application conditions. The former is suitable for open pits and mines without gas or coal-dust explosion danger, and some types of explosives can only be used in open pits.
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Risk assessment of coal mine gas explosion based on cloud …
91· An example study was conducted on a mine of a large state-owned coal mine enterprise in Shaanxi Province, China. The results show that the method helps coal mine enterprises to accurately assess gas explosion risks, identify weak links in risk prevention and control, and provide a powerful means for continuous improvement of risk management level.
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Projection of Early Warning Identification of Hazardous …
121· Among all kinds of coal production disasters, the consequences of gas disaster are the most serious. As the existing coal mine gas explosion …
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A New Dimension in Coal Mine Safety: ExploSpot, Active Explosion
201111· The HS mine active suppression system, derived from military technology and based on intelligent high speed activation can provide an effective and practical method to eliminate the devastating effects of a gas/coal explosion in a mining operation. This is a major breakthrough in gas/coal dust explosions prevention technology.
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Analysis on typical characteristics and causes of coal mine gas
202494· Large-scale coal mine gas explosion (CMGE) accidents have occurred occasionally and exerted a devastating effect on society. Therefore, it is essential to systematically identify the characteristics and association rules of causes of CMGE accidents through analysis on large-scale CMGE accident reports. In this study, 298 large-scale CMGE …
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A new simple methodology for evaluation of explosion risk in
2013111· This method takes into account the main factors involving an explosion, assessing their probabilities, and at the same time provides a simplified method to detect hazardous scenarios so that risk reduction measures can be rapidly associated to real situations in underground coal mining.
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Modelling and analysis of unsafe acts in coal mine gas explosion
21· The purpose of this study is to analyse the interrelationships and potential behavior patterns among unsafe acts in coal mine gas explosion accidents from the perspective of network modelling and to propose a modelling method for …
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Quantitative Risk Assessment of Miners Injury During Explosions of
20201030· For the purposes of verification of the proposed method, injury probability upon methane/coal dust/air explosion in the preparation face of the mine at different distances from explosion area boundary is determined, the size of dangerous area is defined.
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A New Dimension in Coal Mine Safety: ExploSpot, Active Explosion
201111· The HS mine active suppression system, derived from military technology and based on intelligent high speed activation can provide an effective and practical method to eliminate the devastating effects of a gas/coal explosion in a mining operation. This is a major breakthrough in gas/coal dust explosions prevention technology.
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Analysis of the Characteristics and Influencing Factors …
The grid spacing for numerical simulation of mine gas explosion is determined to be 0.1 m and the time step length is determined to be 0.001 s. (2) The ignition …
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Effective Methods Of Application Of Explosion Energy In Mining …
This method of rock blasting is applied in open cast and underground mines working the hardest and viscous, hard, medium hard and soft rocks (ore, quartzites, granites, limestones, sandstones, coals, etc.) as well as at enterprises for extraction of building materials and raw chemical minerals of any strength.
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Experimental and simulation studies on suppressing gas …
2024101· Gas explosions represent a prevalent thermodynamic hazard in coal mining, significantly endangering worker safety and the operation''s overall safety. Water mist stands out among various explosion suppression techniques due to its high heat absorption capacity and environmental sustainability, offering a promising avenue for application.
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Monitoring and prevention of gas explosions in underground coal …
2025514· Gas explosion monitoring and prevention in underground coal mines Gas explosions in underground coal mines are a significant safety concern primarily due to …
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Effective Methods Of Application Of Explosion Energy In Mining …
This method of rock blasting is applied in open cast and underground mines working the hardest and viscous, hard, medium hard and soft rocks (ore, quartzites, granites, limestones, sandstones, coals, etc.) as well as at enterprises for extraction of building materials and raw chemical minerals of any strength.
WhatsApp:+8615138493061Get PriceGet A Quote
Effective Methods Of Application Of Explosion Energy In Mining …
In addition, the grading of minerals mined at coal and shale mines improve. Use of charges with air gaps is practiced at more than 100 enterprises mining ore, coal and non-metallic deposits by open cast or underground method with high productivity (3,4,5,).
WhatsApp:+8615138493061Get PriceGet A Quote
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