Investigation on PIV and PLIF Laser Diagnostics in Turbulent Combustion Field

Zhang Long Yang Jianjun Su Tie Chen Shuang Zhang Jun Wu Yungang Xu Di
FDII, China Aerodynamics Research & Development Center

Abstract

Detailed understanding of turbulent combustion phenomena is very important to develop high efficiency combustors which contribute to resolve global enviromental issues. Flow visualization of single sector combustor can be obtained with advanced laser diagnostics, which include stereoscopic particle image velocimetry(PIV) and two-color OH planar laser induced fluorescence(PLIF). Advanced laser diagnostics are applied in the single sector combustor test in China Aerodynamics Research & Development Center (CARDC).The results of PIV and PLIF diagnostics are analyzed in the paper. Being compared with the results of LES of tubulent combustion,importance of scientific visualization of turbulent combustion field by the advanced laser diagnostics will be evaluated.

Keyword: turbulent combustion,PIV,PLIF,combustor









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