Heating Value Calculation Quiz
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Questions and Answers

According to Dulong's formula, what is the higher heating value of the fuel with the given composition?

  • 46.45 MJ/kg
  • 38.62 MJ/kg (correct)
  • 27.634 MJ/kg
  • 43.91 MJ/kg

    • What is the lower heating value (LHV) of the fuel with the given composition?

  • 43.91 MJ/kg (correct)
  • 38.62 MJ/kg
  • 27.634 MJ/kg
  • 46.45 MJ/kg

    • What is the enthalpy of evaporation of the water content in 1 kg of fuel?

  • 2.54 MJ/kg (correct)
  • 1.125 MJ/kg
  • 46.45 MJ/kg
  • 36 kg

    • According to Dulong's formula, what is the higher heating value of a fuel in units of MJ/kg if the mass percentages of carbon, hydrogen, and sulfur are known?

    <p>33.7 C + 144 ( W.2-— ) +9.3 S</p> Signup and view all the answers

    What does the equation [H^-— } represent in Dulong's formula?

    <p>Available hydrogen</p> Signup and view all the answers

    In Example 12, what is the higher heating value of the fuel in units of kJ/kg, given the ultimate analysis?

    <p>26 956 kJ/kg</p> Signup and view all the answers

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