()
.
. -. . , , Mx Qy . , v y, . - . . .
, :
- N(z),
- Q(z),
- Mx(z),
- w(z),
- v(z),
- x ,
. qy qz. Pz, Py L.
. 5.1 dz z, , dz1 qy, qz.
: v, w y z ; φ .
11 Y Z, :
(5.1)
(5.2)
, dz1, (. 5.1) 1, , :
.
.
, Qz, Qy N Q Z1 , Y1 (. 5.1):
,
.
(5.2)
.
(5.2) dz1 = (dz + dw)/cosφ, ,
. (5.3)
, ,
.
|
|
(5.3) (5.1), (5.2), v, w, j, N, Q, Mx:
,
,
,
,
, , .
, , :
- v = 0, w = 0, j = 0;
- - Mx = 0, v = 0, w = 0;
- - Mx = 0, v = 0, N = 0;
- Mx = 0, Qy = 0, N = 0 ..
, .