NASA NACA-TN-3466-1955 An investigation of the discharge and drag characteristics of auxiliary-air outlets discharging into a transonic stream《将辅助排气口放入跨音速流排放和阻力特性的研究》.pdf

《NASA NACA-TN-3466-1955 An investigation of the discharge and drag characteristics of auxiliary-air outlets discharging into a transonic stream《将辅助排气口放入跨音速流排放和阻力特性的研究》.pdf》由会员分享，可在线阅读，更多相关《NASA NACA-TN-3466-1955 An investigation of the discharge and drag characteristics of auxiliary-air outlets discharging into a transonic stream《将辅助排气口放入跨音速流排放和阻力特性的研究》.pdf（40页珍藏版）》请在麦多课文档分享上搜索。

1、.OVt “ “_!_.2_ M =TI-3. 00 .2 .4 .6 .8 1.0meVA1.0.8.6Ko.4:201I 4.o0 .2 .4 .6 .8 1.01.0.8.6K.4.20.M:.20 .2 4 .6 .8 1.0mpVAA/ i0 .2 .4 .6 .8 1.01.0.8.6.4.20/_j/ ;“i /M=I.50 .2 .4 .6 .8 t.0mevaFigure 9.- Discharge coefficient as a function of discharge flow ratiofor inclined outlets.Provided by IHSNot

2、for ResaleNo reproduction or networking permitted without license from IHS-,-,-NACATN 9466 211.0.8.6KK.4.20i i0 .2 .4 .6 .8 1.0oCO- k/2i00 .2 .4IS. _/M = .0.6 .8 1.01.0 i.6 /.4 ,/ M=I,I.200 .2 .4 .6 .8 1.01.0.8.6K.4.20,S.2M_ .2I.C.8.6 Cf“.4 ,;_Y/Y.2 _ I00 .2M=I.3I0 .4 .6 .8 1.0 .4 .6 .8 1.0rn mioVA

3、oVAFigure ii.- Comparison of discharge coefficients of square and circularinclined outlets.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NACATN 9466 29I.O, io0 .2 .4 .6 .8 1.0rTo I1% 4 ; Lrt, 5A- 41.0.8.6.4.20-1/ .!. .- 70 .2 .4 .6 .8 1.0ii/- - T-

4、!/M=I.21.0.8Figure i_.- Ratio of discharge coefficient to free-jet coefficient as afunction of discharge flow ratio for curved outlets.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_SNACA TN _466a.oI ITT.8 . _ i _ i00 .2 .4 ,6 .8 1.01.0.8,60.20 .2

5、.4 .6 .81.0.8.6.4.201.01.0.8.6K.41.0ii ! ,.2 .4 .6 .8 1.0m.8.6.4rl_, GO“2 X ?:0/i. .2 .4 .6 .8 1.0M 1.3- ?.2 .2 i _,0 00 0 .2 .4 .6 .8 1.0mpVA pVA25Figure 14.- Discharge coefficient as a function of discharge flow ratiofor 60 inclined outlets with various radii at trailing edge.Provided by IHSNot fo

6、r ResaleNo reproduction or networking permitted without license from IHS-,-,-26 NACATN 3466I.O r.8.6KKo .4.20 .2 .4 .6 .8 1.01.0.8.6KKo 4.200 .2 .4 .6 .8 1.01.0.8.6KKo .4.200 .2 .4 .6 .8 1.0m(_VArt0o- 0k 60_ 2/ M:, !0 .2 .4 .6 .8 1.01.0jr 0 .2 .4 .6 .8 1.0mVAFigure 15.- Ratio of discharge coefficien

7、t to free-jet coefficient as afunction of discharge flow ratio for 60 inclined outlets with vari-ous radii at trailing edge.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NACi TN _66 27I0.8.6K.42 /!00 /.J ! !M=0.7Ii i_I i.2 .4 .6 .8I1.0f.O _ -.8.6K.

8、4.200 .2 .4 .6 .81.0.8.6.4.201.01.0 i _ _ _ 1.0.8.6.4.2.8.6.4.20 00 .2 .4 .6 .8 1.0me vA_r_to/ / JJ/“-0 1.0M:,.i !.2 .4 .6 .80 .2 .4 .6 .8 1.0mpvAFigure 16.- Comparison of discharge coefficients of cnrved outlet and60 outlets.Provided by IHSNot for ResaleNo reproduction or networking permitted witho

9、ut license from IHS-,-,-28 NACA TN 5466-!KLy i.2“4_,_ i M 070 _“ i0 .2 .4 .6 8 ,_ I _ii.8 1.01.0.8.6.4.201.0.8.6.4.200I. ,_ _“_ M II.2 .4 .6 .8 1.01.0.8.6K.4.200 .2 .4 .6 .8 1.0mO VA%_“1.0.8.6.4.20/IiS/M=I,3i.,_P0 .2 .4 .6 .8 1.0rnpVAFigure 17.- Range of discharge coefficient as a function of dischargeflow ratio for all flush ducted outlets.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-