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Chemical composition gaseous fuels

參考 數据 與 工程 information about chemical composition gaseous fuels 用于 燃烧 applications.

chemicalcompositiongaseousfuels

Overview

Engineering reference data for Chemical Composition Gaseous Fuels in combustion engineering.

Key Formulas

Heat Release

Q=m˙HVQ = \dot{m} \cdot HV

Fuel energy release rate.

Air-Fuel Ratio

AF=mairmfuelAF = \frac{m_{air}}{m_{fuel}}

Mass of air per mass of fuel.

Excess Air

EA=O221O2×100%EA = \frac{O_2}{21 - O_2} \times 100\%

From flue gas oxygen measurement.

Variables

SymbolDescriptionUnit
QQHeat release rateW
m˙\dot{m}Mass flow ratekg/s
HVHVHeating valueJ/kg
AFAFAir-fuel ratio

References