Chương 6: TRUYỀN ĐỘNG TRỤC VÍT potx

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Chương 6: TRUYỀN ĐỘNG TRỤC VÍT potx

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?! !5b# !f>! ?!N! *!5b# !f K 6 : @N6h(i(`1' e7j./  '400  == U#C0 ) & & * ^ & 1 λ λ = ÷ ( # λπ π λ 05 0 5  ''   =⇒= `;7 6 4 6 4  60 47    '' ' ' ' ==⇒    = = π λ e7;g);) 00 8 '  += W 00  'R  −= e7jg/j/ 00 8 '  += W 00  'R  −= iY0 7?6fg 1'*'L&    64 00 9  += + = 3?,$-6+,."/ 3B="CD"E \]4j0     ' ' &&&'9& 0   π = *k@1 \]4j0     ' ' &&&'9& 0   π = *k@1 \N!6  7j./6  a> 6  7j./6  a'l     d4j> 0 *k21   d4j> 0 *k21 `?;0 /* Y1 >M<@47* Y1 l  d4/0  \8       0 0   ≠⇒≠  !"#$!%& K Hình 6.3  30B=,5D"  E :\8    ⊥     ≠ 5#!<::'\]4:     = − ur ur uur   ;  $6- )2J)*;6-)2J/1' e.N    @ ; ; ;  >= λ \N! &&&'9& ''   0  π = W 60 '  = W   @  + = λ λ   6 4   = λ  m#     ' ' %&&     4 6= + *k@1 \8  #!f.N5#!<@2j 6nf6 /' 33F9=,$-DE i!> j8o! !,  5 j ./  0     6! ,:7Y@*N0 cF41p .>  :  ' 5 0 π *j1' qG2r >  :  j8> :   a   ' '  0 5 π *j1 (V@4 5 0       ' π == \8 440 ''''  == ππ  45 '  = 5     4 4    == 'm s  #!fI* 1R  ÷=4 js  .@4=t5V@4     4 4    == #f @4.N qG!,fN0 cF4))<u λπ 05 ''  =  ( # λλπ π 0 0 0 0    ''' '       ===  1*   0 0  ≠ 3GH9DIE ?@6 D` @5)*= 6h1' Dv876H'  !<-=!%&0>#$ M!<@ 1* 1'%^&%9&* w ρλ λ η + ÷=   m76H m7N2) \N! λ .#C0 )W w !? ρ ρ = = Wx.<@4 @' iY@@4 1* ληη =  λ /8 η /W  c ηη = 7!#  RL & ρ λ −= *ZG-#C λ 7?>L & 1  !"#$!%& R Hình 6.4   !<-=&0>#$ M!<@ λ ρλ η   1w* 1'%^&%9&* − ÷= m76H m7N2) #,$ w λ ρ ≤ 8 &= η 'e#.!7!<Z[0 ' e4!N!Z[,7?,y@ ' @ Ae4!N!Z[7!6h!<@2' 3JKL;. z)/!5*N! λβ = 1'(y# #,2C.Z 6' .Z2H     '  . 0 B . ==     '  . 0 B . == α  !! '  == XZ2H  λα @'@  . .  = 3M,?/ (Y!-aic(Y!-6 p ' \N!i{M<@4Y!- '  CC = i  '5DE=!!F q5C0GC ]2Y!-.6fT' \!<cf<@4i  6Z Y *@N6h(i(`1' '5D!F#$ (Y!-@! 6@ !@4G'@ !@46hG/7N27" c]4 8Y!-.N' qG  K ≤ *k@18.i  a qG  K > *k@18.i  a K ÷ G; N"#O%/! G; N *G& qG].!<.uJ].!<.)7!Y!-.N  ]4.N7!.!Ofu ;;). ;)@H@=!!G2cr!A )N!/7"@|C!j  /'m#! .$].!<J  !G ?'_ 3BH `jcY O6.F2"27?c6H?!J#; b;)7?0} #O'S/ j!@|f[' I !J!K"L  !"#$!%& L  (#o;cY O$ !G' G0O%/! /u6Ig!5{ HrtN!!<:6j'e,YY!]!<  ! {)u@!G2cru@ 4' D\N!7!<:6#;cY .  )@u!G2cr7!,!<)@uG4' D\N!O!<:j6hG[cY . )@u 4' J/*-*+,$-,."/ J/A!9P*-Q8RS )T.6/"#6-U/! U!N!u@!G2cr5,6I62H G6Ij' (.!C/7N28!CcY !<:6' z)/!5* β λ = 1'( /!5' *Q&B8<P m=?uM" ρ σ M6 N ' R^&= O !F!6A ( # N   . 6 = N!~  XZ22G. c !6!!G2cr' \N!   9  ''@'@ ''&'% @'@ 0 C. .   αλαλ == ' ' @ N 7   ξ ε β = N!  0  K9& ''  δπ = δa&&  *#?0 N!1 ξa&•LWε d a  ' ' ' '&& K9& '@  7 N  0  ξ ε π λ = a€  K' @ N 0  λ =   9 'K'''@ ''&'% 00 C 6  α =⇒ O1&#A   ρρρ += {(*(JZ /6 /E1 &   =⇒∞≈⇒ ρ ρ  !"#$!%& 9  {3*(JZ/!5 λβ = 1 λα λ αρ @'@!' @' @!'      0 0  0 ==⇒ λ α ρ @' @! '  0 =⇒ α λ ρ @!' @'  0 =⇒ OBP##Q#A   '' MM MM M + = (#•  a• "2 aL'& L qk  W•  a• :27! a&%'& L *qk  1 (G>• ρ ?uM". & &=  α W %L&@ ≈ λ *λ≅^  1!r- :?u7!,!<)@u!G2cr NN 0 C 0 ‚ƒ ' ' &'RL    9 σσ ≤= ( 6  a'>W6  a'l  ?u7!,!<!!G„! :?u !G7G@  K     9 K ' ' ‚'ƒ &'RL '  C 4 6 N         ≥ σ @-@4 K ' 6 )!5b*@N6h(i(` •K1@ # @ >2=:2' J0/A!9P*-= )T.6/"#6-U/ (@u4/,!<:[6I!' (/!5 λβ = „@;!,@  …!6!!G2cr D3 λ @ 'K  0  N = D3/!5 β εξ @ ''   5 N = \] †  K'' 0 5 = εξ ‡' …3#C/!6!C/O!G6!<7.N J ˆ!G6!<;2E*!<:6fgZ!51'e;!,6 /7!G@u40 4J0 /!5' m#.<@46/ R=     *  cf)s  a λ K  @ 4 1 m]4:.N5/fj 'q$YY/ 0@u4G7!fj&‰.u@4/.52L.H' *Q&B8<P ( @Q6?u@u40 /!5 05   . '''' '@   εξ β σ = 3„c;!,@ ?uu@40 /   !"#$!%& •  0  0 . 'R1''K'* '@'L    β σ = (  λ @'  = W  9    ' ''&'LL%' ' 0 C 0 B . == W    ' W '0  6 0  R= = W %L&@ = λ *λ ; ^  1 Sr- :?u7!,!<@u4 K   K ‚'ƒ'' ' 'R• 0 4 C 6 σ ≥ @A(@4 K ' 6 2Y!-)!5by#@ >' J3/! )T.6/ U!N!!<.!<0 6H8G!< 8N0 6Hf!Y 6hGj/' *Q&B8<P q!<.:@! ! v  aK9&&'*{η1'q  *7Šk1 M  v  a^9&'* η − 1'q  *7 .k1 (# q  ?@0 *7‹1 q!<:> 2 !! 1*' & S1T  −= *7Šk1 (#7  M<@4I !<*7Šk''1  & q!<0 6H0 ?!c> * & 1 Œ  m!<;!<*  1 (y!7!<C$!<v  av   cf:!<.!<0 6H [ ] &  & ' 1''*K9&&  S1    ≤ − += η e!7!<!<. 1'^L•L* &&  ÷≤ qG!7!<57?I 2Y!.!C6=>!#6=4 6hN.!6=6H46' @Am=6H?!J#N.N8464?@ 676H.N@!!!<' B&"#P9!8V8 B& ( (6=.!"2:27!L&q!B_ !?! ;"2 8RL_?!;;?!,' 3 \/6=$:27! !G ?j  JG$@F; *\  5 k≤ 1 0W9!8V8 zf6Z !7!<.!<].!<'~Y!cfYu@!G2 cr2"2u@42"2'  !"#$!%& ^  X,>LQUQ*+,$-,."/ ' mZ]4:'-].!<G_ ' zfu@2"2 ' -@44!)l  <@47>l  -@Jη 6' (7YBcf)?u   9  R 6 = + '- )!5b.!7Y )' i!,!<]4:<@4Y!-!<@ x' 7!,!<u@40  ' zf7N0  ' i!,!<C)<@4 J !' (!< •' 7!, u  !"#$!%& %

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