слайд к лекции 19

  • Published on
    28-Jul-2015

  • View
    41

  • Download
    0

Embed Size (px)

Transcript

1. 19 . . : 1. . 2. . 3. 2. - (, ) (). : ; (). 3. 4. Bi : ( Bi ) rbi ,i; xB( yB(1) 1) , , . bi = (sbi + sb0 )2 + e2 r ii sbi i . sb0 = r02 + e2 .. - rbi = rbi ( ) . Bi 5. i Bii = i + ei ei () . B OB0 i2 2 rbi + r02 sbi , .. = ( ) ei = arccos ei ei 2rbir0 x(1) = rbi cos iy (1) = rbi sin i 6. , . : () . : Rp R0 7. R0 = r0 Rp 8. ( i Ci ) rci , ci ; , (1 (1 xBi) , yBi)i . OBiC - ( ) rci = ri2 + Rp2 2ri Rp cos( i +i ) ABiO e i = arctg s +s , .. i = i ( ) 0 bi 9. cici = i +i OBi C2 2 ri2 + Rp rci i = arccos , .. i = i ( ) 2ri Rp 10. ) s( , . s( ) . s( ) : ( ); . 11. : 1. , . , ( ) , . ( ). 12. s = s( ) 13. d 2s s( ) = 2 d 2 = y s = smax .. y 2 = ds = (d 2s / d 2 )d =0 d 0 02 = 0,y(d 2s / d 2 )d = 0 0 ( ) F1 = F2 14. 15. - 16. B2 =F +B2 F B2 =B1 +B2 B1 , n t n K n t aB + aB = aB + aB B + aB B + aB 22 B2 n aB = 2 lBC 2 B2 B1 n aB B = 2 1 K aB2 B1212 12 12 B1 = 21B2 B1 B2 F p = 2 = Rp 17. OAb , v = L1 : F = AF1 L gn; B1 = AB1L ; B2 F = Fb1 L ; B2 = AB1L ; B2 B1 = Bb1 L .Fb = Bb FB;FB = Rp ;Bb = bE / cos i = AC sin(0 + i ) / cos i . sin( + ) 0 i L R ; B2 F = Fb1L = 1 cos p i L sin(0 + i ) 1 p = Rp cos i 1 18. r + s + Rp p = 1 R cos i 0 1 p

Recommended

View more >