飞机螺旋桨讲解.doc
αFoy
MaIF=ma=mαrF=ma=mαRFα=I22I111ox21r
M=JαIO
m2ΣM=0:M+FR+Fr,mgR+mgr=0OIII1212m1FI2FI1,mrmRamg212mg? α=g122
J+mR+mrO12
F=0ΣF=0:oxx
F+F,F,mg,mg=0oyII12ΣF=0:21y
F=0ox2
(mr,mR)221
F=(m+m)g,g(mr,mR)oy122221
F=,gJ+mr+mRoy22O12
J+mr+mRO12
FCy
FCxMI12F=maa=RαM=mRαIR1IF2IRMC
2mmg12? a=gΣM=0:M+F,Rmg=0BIIR1m+2m21ΣM=0:C
gm112()()M+mRα+ma,mgb+R,mgb=0FC2112By2
α3m+m12
? M=mbgC2F2m+mBx12MI
FΣF=0:F=0IRxCx
mg2
ΣF=0:F+F,mg,mg=0yCyIR12
3m+m12a? F=mgmgCy21 2m+m 12
m
2
F
F=maI1
F,F,2F=0IS1
Fav
FaIα=ω=1
2r2r
FFSS
mg1m1FF21maNNM=rα=mraF==maII2228224
ΣM=0:M+Fr,2Fr=0FDIISN2FSαMIa
F8FI212 a=mg11mF2S2
FN1