, , , , . , , Fp 0, . * 0, , * = , 0 , . . /2 = Fo*M0 = 0. , F0 , , Fo≠O, /2 = F0*M0=0, (7.9) .
, - F0≠0, 0 = 0, , , ; (7.9) . V ( ) . . , . R . , , . - 1; (7.10) , (4.14) Mo1=Mo+Mo1(Fo), (7.11) . 0 = 0. (7.10) (7.11) , F0 = R, (7.12).
, .
- Fo=, ≠0. , . , , , , M0.
:
I2=Fo*Mo | Fo | Mo | ||
I2≠0 | Fo≠0 | Mo≠0 | ||
I2=0 | Fo≠0 | Mo≠0;Mo=0 | ||
I2=0 | Fo=0 | Mo≠0 | ||
I2=0 | Fo=0 | Mo=0 | 0 |
, , , . , Fz=0; Mox=0, Moy=0. (7.5), , . . , z. z 0. Fx=0, Fy=0, Moz=0
|
|
, .
11. / // (. 6.1) , , RA, , , // /, : N.4, , 4, . N.4 , " / //. 4 (3 - ) // / . , , . , = , . . , . 6.2, . 5, D, , . , S, . , . . 6.2, , , N D. , : N-P = 0, (6.1) S-T = 0. (6.2). , N = P T = S. , , S. Tmax , D. , , T≤Tmax. , , (, ), N. , , . . Tmax=fN. (6.4). . / . , , . . ' (6.3) T≤fN(6,5). (6.5) . , T = fN , , . . , . , . . 6.6, a R N ( , , , ). R . . . 6.6, tgφ=Tmax/N , (6.4), tgφ= f (6-7) , ( ).
|
|