how much energy can coal produce

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Coal-fired power plants currently fuel37% of global electricityand figures from the IEA show that coal will still generate 22% of the world鈥檚 electricity in 2040, retaining coal鈥檚 position as the single largest source of electricity worldwide.

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  • What percentage of electricity is generated from coal?

  • Coal-fired power plants currently fuel 37% of global electricity and figures from the IEA show that coal will still generate 22% of the world鈥檚 electricity in 2040, retaining coal鈥檚 position as the single largest source of electricity worldwide. How is coal converted to electricity?

  • What is the main use of coal?

  • The main use for coal is to produce energy but it can also be used to manufacture steel and is an important source of some of the chemicals used in pharmaceuticals, pesticides and fertilizers. Coal has a relatively high energy density of approximately 24 MJ/kg. Energy density can be defined as the amount of energy per mass.

  • How is coal converted into energy?

  • The conversion of coal begins in pulverized coal combustion systems, which start the process by steaming coal, which then turns into powder. In its powder form, coal is added to boiler combustion chambers, which heat the substance to high temperatures. This reaction produces hot gases and heat energy, which combine with water to form steam.

  • How many tons of coal are in the world?

  • In 1997 world coal resources were estimated to be 9.98 trillion metric tons. United States coal reserves are locates in six different regions. These include the Appalachian Basin, West Virginia, Kentucky, Ohio, Alabama and Tennessee.

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