(, ) (, ). , (v = RT) , . , (h) , - , Dh = 0.
. , , [3].
, , . , - .
, , : , , . , ( = idem), , - :
(1.1)
Wi - () () ():
(1.1)
Gi - , .
, [ 2,3]. , .
:
Hep=hp
(1.2)
:
Hec=
(1.3)
p ; ti - ():
, i = c, p
pm, cmp - , , , [ 3 ]:
; (1.4)
R ; hi .
(, ), .
( ), .
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|
, , , :
(1.5)
[ 2 ]:
(1.6)
l - , , , .. ; n = 1 - l - , , ; - , .. :
; n = 1 - l; ; (1.7)
, n . n , , .. . , . - , , .
(. 1.4). , , .
, , (m = k-1/k):
(1.8)
, ht p ( ) , , , . , p.
, , , - , ..
, n = 1 - l ( 1.7).
(1.9)
q - :
(1.10)
(1.10) , q t (pk) n, . . t = q , n = 0.
, . , [2]:
|
|
(1.11)
(1.11) , , he = he (t) : t = 1 t = q. , . t, :
; (1.11)
, .
T-S (. 1.1) , , 4 2 . , , . .
, , :
4 > T2 ; > ; >
..
t < t = (1.12)
t - , .
, 4, .. -2-- (. 1.5). , .. j.
j (. -2-j-d) , , :
(1.13)
, :
(1.14)
,
(1.15)
(j = 1), (1.14) :
, p, t =1 t; t = q, .
. 1.6 , (1.14) (1.15) q = 3/1 = 4. , t. , t = tex, t .
1.1 , 1 = 288,2 1 = 0,103 . . 3 = 1073,2 . 4 = 0,103 . ( ). .
. ( =1,4):
2 = 8 0,824 ;
2 = 1 ;
:
( = 1,35):
Tm = 849,1 K (pm =1,10 /.)
:
|
|
h = m (T3 T4) = 1,10 (1073,2- 625) = 492,8 /.
, :
q = pm (1073,2 522)= 1,08 (1073,2 522) = 595,3 /,
:
.
1.2 , : t1 = 20 0C, t2 = 180 0C, G. = 70 /. . 0,96. = 1,0 /.