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Coal dust in the energy generation. For use in thermal power plants, coal is ground into dust using a device called a powdered coal mill. The resulting product, called powdered coal or pulverized coal, is then generally used in a fossil fuel power plant for electricity generation. Pulverised coal is a significant dust explosion hazard, as large quantities are suspended in air for transfer from the mill to the power

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A coal pulverizer under normal grinding conditions will, in most cases, be loaded rise and maximum pressure generated if an explosion occurs but will not prevent an ignition unless fires and explosions in pulverized coal fuel systems.

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uous refinement of the ATOX coal mill over the years, today's leading air-swept sources for drying the raw coal as well as the fire and explosion hazards of coal and coal dust. The entire grinding plant must therefore be shock-resistant and equipped with a number of explo-sion relief valves.

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Six of these explosions occurred in cement plants. CEMENT PLANT EQUIPMENT WITH HIGHEST EXPLOSION POTENTIAL As reported by Factory Mutual, electric-generating plants experienced losses of greater than $26,000,000 over the last ten yeras due to explosions. Coal dust explosions were the cause of twenty-seven losses.

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