Research on the Combustion Characteristics and Prevention Measures of Metal Dust
In order to understand the combustion and explosion characteristics of metal dust and prevent metal dust explosion accidents in a targeted manner,the combustion and explosion characteristics of metal dust in a workshop of a certain enterprise were studied.The results show that the minimum ignition energy of metal dust increases with the increase of dust diameter,and first decreases and then increases with the increase of dust concentration.The explosion pressure of metal dust decreases with the increase of dust diameter,and first increases and then decreases with the increase of dust concentration.Therefore,measures need to be taken in the industrial production process,on the one hand,to increase the diameter of metal dust particles,and on the other hand,to monitor the concentration to avoid dust concentration approaching the critical point of explosion and improve the safety of industrial production.
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