-
- - . .
. 4.1 - , .
(. 4.1 ), .
: R L. - l:
l = R/L; 0,2 < l < 0,32. l = 0,25
4.1 - - ; - ; - (); -
, , .
, -
j = - mjJ/Fn;
4.1.
W J :
W = R*w(sinj + l/2 sin2j) = 1,69*8,48(sin0 + 0,25/2*sin2*0) = 0
j = 0
J = R*w2(cosj + l cos2j) = 1,69*8,482(cos0o + 0,25*cos2*0) = 151,9 /c
j = 0
:
Sx = R(1 cosj) + l/4(1 cos2j) = 0,966(1-1) + 0,25/4(1-1) = 0
l = ¼ = 0,25
R = S/2 = 3375/2 = 1687,5
w = pn/30 = 3,14*81/30 = 8,48 1/c
W = Rw(sinj + l/2 sin2j) /
J = Rw2(cosj + l cos2j) /2
Sx = R[1 cosj) + l/4 (1 cos2 j)]
4.1
J