Furnace Technology

Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about ______ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C.

  • A. 5
  • B. 60
  • C. 20
  • D. 40
Answer: Option C.

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