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Describe why the flame speed becomes at its maximum when the equivalence ratio is approximately 1. (Hint) Diffusion flam

Posted: Sun Jul 03, 2022 12:37 pm
by answerhappygod
Describe Why The Flame Speed Becomes At Its Maximum When The Equivalence Ratio Is Approximately 1 Hint Diffusion Flam 1
Describe Why The Flame Speed Becomes At Its Maximum When The Equivalence Ratio Is Approximately 1 Hint Diffusion Flam 1 (19.74 KiB) Viewed 16 times
Describe Why The Flame Speed Becomes At Its Maximum When The Equivalence Ratio Is Approximately 1 Hint Diffusion Flam 2
Describe Why The Flame Speed Becomes At Its Maximum When The Equivalence Ratio Is Approximately 1 Hint Diffusion Flam 2 (54.03 KiB) Viewed 16 times
Describe why the flame speed becomes at its maximum when the equivalence ratio is approximately 1. (Hint) Diffusion flame appears in the outer flame in the fuel-rich condition.
• Combustion C3H8 +50₂ €0₂ • Mixing ratio (€) Propane Propane + O₂2 :. € air • Air-fuel Ф of propane 3CO2 + 4H₂O Dry air contains 21% of O₂ Propane 1 Propane + Air € Etheory 1 1 +5 equivalence ratio € 0.04 = 0.17 (17%) 1 + 5 x 100 21 = 0.04 (4%) <1 Fuel lean = 1 Perfect combustion (€ = 4%) >1 Fuel rich