31th Congress of the International Council of the Aeronautical Sciences

03.1 - Aerodynamics - CFD Methods and Validation

NUMERICAL INVESTIGATION OF FLOW STRUCTURE OF DIFFERENTIAL EJECTOR

H.Y. Zhang¹, Y.S. Yu¹, Q. Chen¹; ¹China Aerodynamics Research and Development Centre, China

A new conception of differential ejector shows promising direction with much higher compression ratio, higher ejection coefficient and more compact size. We adopt both numerical simulation and experiments to investigate its inner flow field and performance, which reveal the ruler of flow field’s distribution and the optimal direction.


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