EE_387_200809SP_homework_10_solution

EE_387_200809SP_homework_10_solution - 1. Z r ( s ) = (rr,o...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Homework 10 Solution © Jeffrey Mayer 2005-2009. All rights reserved. EE 387 Spring 2009 ,, (1) ( ) ( ) (0.2 0.35) || (0.2 0.7) 0.110 0.237 rr o l r o r i l r i Zr j X r j X jj j ′′ =+ + + Ω , 51.9 N m esha f t T =⋅ (0.025) ( (0.025)(0.35)) ( (0.025)(0.75)) 0.10 0.00656 o r i j r j j + , 47.4 N m f t T 1. () ( )( ) r r o e lr o r i e lr i Z srj s L rj s L ωω + [ ] () R e () rs Z s = [ ] () Im ()/ lr r X sZ s s = [ ] 0.00656 / 0.025 0.2624 lr r X s s = =
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Homework 10 Solution © Jeffrey Mayer 2005-2009. All rights reserved. EE 387 Spring 2009 2 2 2 22 2 () ms b es a e r ss rs e b X TV X rr ω ⎛⎞ ⎜⎟ ⎝⎠ =− ⎡⎤ ⎢⎥ + ⎣⎦ ± 2 2( ) ss ms er s e s a e r bb XX Tr r V ωω += ± 2 2 2 0 0.36 15 15 15 1 2 (5)(0.2) 2 (120) (5)(0.2)(0.3) 2 (120) 4000 0 26 0 0 0 6 0 1 0.00166 45.59 ss ms ms e s a e ers s a r b ee X Tr V Trr V π ππ ′′ −+ + + = ⋅⋅ ±± 19100 0 425 rad/s e 2. = Î
Background image of page 2
3 Homework 10 Solution © Jeffrey Mayer 2005-2009. All rights reserved. EE 387 Spring 2009 3. 1 2 11 1 1 2 1 1 2 () [( ( )) ] ( ) [( ( )) ] [( ( )) ] ( ) [ (( ) ) ] ( ) TT e sab s r sab sab sr r rdq rr T T s r s d qs r s r s d q s r s d r r r d q r r rT r T sdq s r s r r T θθ θ −− ⎛⎞ ∂∂ ′′ =− + ⎜⎟ ⎝⎠ + iL i i Ki LKi L i iK L 1 2 ( ( )) ( ) [( ( )) ] ( ) cos(2 ) sin(2 ) cos( ) sin( ) cos( ) sin( ) s i n ( 2) c o s ( sin( ) cos( ) sin( r T s r sdq sdq s r sr r rdq r ls A B r B r sdq Br l s A B r r LLL L LL
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 7

EE_387_200809SP_homework_10_solution - 1. Z r ( s ) = (rr,o...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online