Transient thermocouple based measurements were used to detect soot and nanoparticles in a co-flowing diffusion flame of ethylene. Total particulate volume fractions were measured at different radial and axial coordinate locations and were compared with the results obtained by broadband absorption measurements. The good agreement between the two independent measurements demonstrates that transient-thermocouple measurement represents a powerful technique to measure total particulate volume fraction and its emissivity. This technique also furnishes point measurements not affected by inversion procedures.
Carbonaceous nanoparticles formed in a co-flowing diffusion flame
Allouis C;Minutolo P
2003
Abstract
Transient thermocouple based measurements were used to detect soot and nanoparticles in a co-flowing diffusion flame of ethylene. Total particulate volume fractions were measured at different radial and axial coordinate locations and were compared with the results obtained by broadband absorption measurements. The good agreement between the two independent measurements demonstrates that transient-thermocouple measurement represents a powerful technique to measure total particulate volume fraction and its emissivity. This technique also furnishes point measurements not affected by inversion procedures.File in questo prodotto:
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