1、tt_Zb-/0 Propeller offm Pro oeller windmilling0 Propeller rotational speed -BOO0 rpm ,V/nD =.595_“_ i-.41.G 12 B .4 0 - .4 -8 - 12CxFigure 6.- Aerodynamic characteristics of the modified-llp configurationin the power-off and low-power condition.Provided by IHSNot for ResaleNo reproduction or network
2、ing permitted without license from IHS-,-,-2X17r_DCL/6,8Cm0-8Cx2.4/.6.80-,8-,80.8-15-20z,J“0rlPropeller rotational speed8000 rpm , V/nD :.595CL0I-Z2Figure 8.- Aerodynamic characteristics of the original-lip configurationin the power-off and low-power condition.Provided by IHSNot for ResaleNo reprodu
3、ction or networking permitted without license from IHS-,-,-22Cm.80-.87%1CLCx402#16.80-8-.80.816-200 Propeller offo Propeller windm q0 Propeller rotal_i speed8000 rpm , V/nD =.595,!i0 20 40 60a, deq80 lOO 120Figure 8.- Concluded.Provided by IHSNot for ResaleNo reproduction or networking permitted wit
4、hout license from IHS-,-,-2326BI0 10 20 30y s/i ! II40 50 60 70a, de_IV/_Do 0a 0450 /28189o 193268o JOl371o 595i I(a) Lift, longitudinal force, and pitching moment (original-lipconfiguration).Figure 9.- Effect of advance ratio and angle of attack on the aerodynamiccharacteristics of the origlnal-lip
5、 configuration.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-o32 j I02B I024 I!P=:.L_ _Iz_t ,. .IIlCOJ.020, rOI6_-LiI,OO40.24V/nD 0r_ .0450 .128a .189o .193_. .268O .301_7 .5710 595CT201.16.12.O8iJiIIIi!o4 ! II0 0 lO 20 50 40 50 60 70a jdeg8O 90 IO
6、0 IlO 120(b) Propeller thrust and torque coefficients (original-lip configuration).kOFigure 9- Continued.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2_,.-4!ooo+_+_.Co_-_._o_0_._o_v0ooo_DofProvided by IHSNot for ResaleNo reproduction or networking
7、 permitted without license from IHS-,-,-26o o+ _.I+k_r_.931oj /Ou././ONId,ooo,.-t.004._.0oog-i,-4oo,-t,-t0ao,_o_ /o_,_ONt-e-IProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-27b-.0!J_JuaLuOul _ulq31 i dIUBUdO_ _U/_31/d0 _.,-t o oo 4_, _,-I -o-o,-4,-to
8、 o0,4 _ 0_ m0 _o %,-Io !r-Io i1)Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-28v,.p0- 0 .090A /64_.29Bv 4010 595. + -+. _70 80 90 I00il(a) Modified-lip configuration.Tp-.7._-_. +-.6 . _- I3 . _i12I .-iI _ _ - _ _-_- _ _- +-+ _ -_+_I0 20 50 _ 60 -8_a, deglio 0o ,128.18.9_. ,268.3 710 .595(b) Original-lip configuration.Figure IP._ Variation of the ratio of propeller thrust to total thrustwlth angle of attack.IProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
备案/许可证编号:苏ICP备17064731号-1