how much energy can coal produce

Best answer


21 to 22 gigajoules

People also ask


  • 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?

  • How many kilowatt hours does a ton of coal produce?

  • Danbury, CT: Grolier, 1998: 396. Energy Information Sheets. Energy Information Administration. July 1998: 3. Each ton of coal consumed at an electric power plant produces about 2000 kilowatt hours of electricity. I.Y. Borg C.K. Briggs. US Energy Flow. 1988: 15. Gabbard, Alex. Coal Combustion: Nuclear Resource or Danger.

  • How efficient are coal power plants?

  • Traditional, older-styled pulverized coal power plants operate today with a typical efficiency of 30 to 35 percent, meaning if we start with 100 units of fuel coming into a power plant, we lose about two-thirds of its energy content to waste heat, and only get one-third out in the form of electricity.

  • How much carbon dioxide does coal emit?

  • Subbituminous coal in Wyoming’s Powder River Basin, the principal source of this rank of coal, has an emission factor of 212.7 pounds of carbon dioxide per million Btu. This is the same as for subbituminous coal in Colorado, but slightly below that in Montana.

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