. , , .
5. -
| - | |||
| ηOI | ηOI = (ℓ) / ℓ t | ||
| , | N | N + NI | |
| , | Ni | N /(η ∙η ) | |
| () | ηt | [(h3 h4 t) (h2 t h1)] / (h3 h2 t) | |
| () | ηi | [(h3 h4 t) ∙ ηOI (h2 t h1) / ηOI ] / [h3 h2) / η] | |
| η | ηi ∙ η | ||
| η | ηi∙η ∙η | ||
| , / (∙) | (b).. | 3600 ∙ (B.. ∙ 1000)/ N | |
| () | φ | N / NI | |
| - ( ) | h | (I I ) / (I I ) | |
| , | Ni | D0 ∙ Hi1-14 + D ∙ Hi15-19 + 2 ∙ (D0/2) ∙ Hi | |
| ( ), | N | Ni ∙ h ∙ h | |
| h | N / Q | ||
| ( + ) | h | h ∙ h | |
| s | (Q1 + Q2)/(Q1 + Q2 + Q1 ) | ||
| , | N | 2×N + N | |
| . ., | N | 0,0155 ∙ N | |
| () | (h) | N / [(NO 1 + NO 2) / h] | |
| () | (h) | (N N)/ [(NO 1 + NO 2) / h] | |
| . , /(∙) | (b).. | 122,8 / (h) Q .. = 29300 / |
1
1 ()
1 ()
1 ()
1 ()
1 ()
1 ()
1 ()
1 ()
1 ()
|
|
|
1 ()
2
.
. ηoi.
p1 t1 p2. (s1 = s2 = const, .., ∆s = 0).
1.
1. :
ε1 = p2 / p1. (2.1)
2. 1 1 ( t1, ):
h1, u1, π01, θ 01, s01 = f(t1). (2.2)
3. 1:
s1 = s01 R ∙ lnp1. (2.3)
4. 1 -:
pv = RT → v1 = RT1 / p1. (2.4)
2t.
5. :
(p1 / 2)s = const = 1/ ε1 = π01 / π02 t
π02 t = π01 ∙ ε1. (2.5)
6. , , π02t 2t:
t2t,2t, h2t, u2t, θ 02t, s02t = f(π02 t). (2.6)
7. 2t:
∆s = s2 s1 = s02t s01 R ∙ ln(p2 / p1) = 0 → s2t = s1,
:
s2t = s02t R ∙ lnp2 . (2.7)
8. 2t :
(v 1 / v 2t)s = const = θ 01 / θ 02 t → v 2t = v 1 ∙ (θ 02 t / θ 01),
:
v2t = RT2t / p2. (2.8)
, :
t 0C; T K; p ; h /; v 3/ ;
s /(∙); R /(∙);
2.
9. :
ℓ t = h2t h1. (2.9)
10. :
ℓ = (h2 t h1) / ηoi. (2.0)
11. .
h2 = h1 + ℓ. (2.11)
, h2, , t2 s02.
12.
∆s = s2 s1 = s02(2) s01(1) R ∙ ln(p2 / p1)
.
, ()
∆s = s2t s1 = s02t s01 R ∙ ln(p2 / p1) = 0,
() :
∆s = s2 s1 = s02 s01 R ∙ ln(p2 / p1),
, :
∆s = s2 s1 = s02 s02t. (2.12)
, (p2 / p1), , .
13. () :
s2 = s1 + ∆s. (2.13)
. 2.1. p=const ,s
3
