Activeflow co ntrol of S-duct by plasma synthhetic jet
2022-08-30RubingLIUXiaoyinMEIShenghhuiXUEYuwenLUUZhezheeSUQiLIN
Ru-bing LIU ,Xiao-yin MEI ,Sheng-hh uiXUE ,Yu-wen LUU ,Zhe-zhee SU ,QiLIN
1School of Aerospace Engineering,Xiamen University,Xiame n 361102,China
2Fujian Key Laboratory of Plasma and Magnetic Resonance Research,Xiamen 361102,China
S1 Definition of Cp, and
Table S1 Structural parameters of the plasma synthetic jet (PSJ)actuator
Fig.S1 Pressure-measurement section
S2 Discharge and flow-field characteristics of the plasma synthetic jet actuator
S2.1 Discharge characteristics
Fig.S2 Discharge curr ent and voltage waveforms of the Marx generator.Loading voltage U=155kV;discharge frequency f=250Hz;duty cycleτ=10%.
S2.2 Typical flow-field characteristics
Fig.S3. Shadowgraph imaages of the PSJ for different orifice diameters
Fig.S4 Time histories of jet front heights for different orifice diameters
Fig.S5 Time histories of jeet front speeds for different orifice diameters
Table S2 Average jet speed for different orifice diameters
Table S3 Four factors and their corresponding three levels in the orthogonal experiment method
Table S4 Orthogonal experiment table and experimental results
Fig.S6 Chordwise variation of the improvement in static pressure Cp
Fig..S7 Vorticity diagram at the duct outlet without and with PSJ actuator control
Fig.S8 Transverse velo city Uz chart in the outlet plane.(a) Without control,(b) With control
Fig.S9 Longitudinal velocity Vy chart in the outlet pl ane.(a) Without control,(b) With control
Fig.S10 Average total pressure recovery coefficiennt at the outlet ((a) without and (b) with the plasma jet actuator layout
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