Experimental Study on the Ignition Sensitivity and Explosion Severity of Different Ranks of Coal Dust

<div>Godbert–Greenwald (G–G) furnace. 1, Heating furnace. 2, Quartz glass tube. 3, Resistive heater. 4, Thermocouple. 5, Sight glass. 6, Dust storage chamber. 7, Solenoid valve. 8, Air storage chamber. 9, Pressure Gauge. 10, Ignition temperature. 11,Exhaust valve. 12, Inlet valve. 13, High-pressure gas pipe. 14, High-pressure air cyclinder controller.</div>

Shock and Vibration

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Figure 3

Figure 3: Experimental Study on the Ignition Sensitivity and Explosion Severity of Different Ranks of Coal Dust 