sadisertacio Tema: lenturi konveierebis vakuum-amZravebis ...
sadisertacio Tema: lenturi konveierebis vakuum-amZravebis ...
sadisertacio Tema: lenturi konveierebis vakuum-amZravebis ...
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Q<br />
v<br />
2<br />
σ =<br />
2<br />
; 2<br />
da<br />
2<br />
0<br />
2<br />
ρσ<br />
Q<br />
2<br />
2 ⎛ σ ⎞<br />
ρ ⎜<br />
⎜1−<br />
⎟<br />
2<br />
⎝ σ 0 ⎠<br />
2Δp<br />
2<br />
2 −2<br />
2<br />
σ =<br />
; σ ( ρσ 0 ) ρ<br />
2 1<br />
σ = anu<br />
2<br />
2Δp<br />
σ + Q ρ<br />
Q<br />
2<br />
0<br />
(3.36) gaviTvaliswinoT, rom<br />
d<br />
xolo d ( 2)<br />
2<br />
nax(2)<br />
- 82 -<br />
2<br />
0<br />
2<br />
2Δp + Q = Q<br />
2<br />
2 Q ρ<br />
σ = (3.35)<br />
2<br />
Q ρ<br />
2Δp<br />
+<br />
σ<br />
4Q<br />
= ⋅<br />
π<br />
2 2<br />
Q ρσ 0<br />
= (3.36)<br />
2<br />
2Δpσ + Q ρ<br />
2<br />
σ 2<br />
0<br />
2<br />
2<br />
2 ⎛ πd<br />
⎞ nax σ = ⎜ , maSin<br />
⎜<br />
⎝<br />
4 ⎟⎟<br />
⎠<br />
2<br />
ρσ<br />
2<br />
2Δpσ<br />
+ Q<br />
0<br />
ρσ<br />
0<br />
nax = 0,<br />
95 Q ⋅ 4<br />
2<br />
0<br />
(3.37)<br />
2 2<br />
Δpσ<br />
0 + Q ρ<br />
2<br />
σ<br />
amgvarad, Tu CaTvliT, rom ≈ 0 , maSin naxvretis diametrs<br />
2<br />
σ<br />
viangariSebT (3.34) formuliT; winaaRmdeg SemTxvevaSi angariSs Cava-<br />
tarebT (3.37) gamosaxulebiT. ganvsazRvroT (3.34) da (3.37) gamosaxulebebiT<br />
naangariSeb diametrebs Soris sxvaoba.<br />
0<br />
amisaTvis (3.37) gantolebis fesqveSa gamosaxuleba warmovadginoT<br />
qvemoT motanili saxiT:<br />
2<br />
2<br />
2 2<br />
ρσ ρ ⎛ ρσ ρ ⎞<br />
0<br />
0<br />
ρ Q ρ<br />
= + ⎜<br />
2 2<br />
2 2<br />
2 2<br />
pσ 0 Q ρ p ⎜<br />
− ⎟ = +<br />
Δ + Δ pσ<br />
0 Q ρ p ⎟<br />
⎝ Δ + Δ ⎠ Δp<br />
Δp<br />
σ 0 + ΔpQ<br />
maSin (3.37) formula SeiZleba CavweroT<br />
d<br />
nax<br />
( 2)<br />
=<br />
0,<br />
95<br />
Q ⋅<br />
xolo sxvaoba, sm<br />
=<br />
− d<br />
dnax 1<br />
( 2)<br />
nax(<br />
)<br />
0,<br />
95<br />
Q ⋅<br />
4<br />
4<br />
=<br />
ρ ⎛<br />
⎜<br />
Δp<br />
⎜<br />
⎝<br />
2 2<br />
ρ Q ρ<br />
+ 2<br />
Δp<br />
Δp<br />
σ + ΔpQ<br />
0,<br />
95<br />
4<br />
⎛<br />
Q ⋅ ⎜<br />
⎜<br />
⎝<br />
4<br />
2<br />
0<br />
2<br />
ρ<br />
2<br />
Q ρ ⎞<br />
1+<br />
−1⎟<br />
2 2<br />
Δpσ<br />
+ ⎟<br />
0 Q ρ<br />
⎠<br />
2<br />
ρ<br />
2 2<br />
ρ Q ρ<br />
+<br />
−<br />
2 2<br />
2<br />
Δp<br />
Δp<br />
σ + ΔpQ<br />
ρ<br />
0<br />
4<br />
ρ ⎞<br />
⎟ =<br />
Δp<br />
⎟<br />
⎠<br />
2<br />
ρ<br />
(3.38)
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