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. . 242 [.4] 2 161,983
F . 242 [.4] 2 74,441
d .242 [.4] 51 x 2.5
    s1/d s2/d c. 25 [.2] s1 = 110 s2 = 100 -
F c. 212 [.1] 2 1,68
s
2- t .2  
2- .2 / 4915,053
2- t .2  
2- H .2 / 2816,41
2- Q φ(H-H+ΔαH0) / 0,986(4915,053 2846,41+0,1127,2) = =2052,224    
t . 64 [.4]  
t 0,5(t+ t) 0,5(500+300) = 400
Δt υ-t 400 195 = 205
ω /
α 6.10 . 183 [.1]  
cz 6.10 . 183 [.1] 0,945
cs 6.10 . 183 [.1]  
c 6.10 . 183 [.1]  
α αczcsc 250,94511=23,625
prs prs 0,10,4740,201= =0,00953
. k 1/×
kps (krn+kμ)ps - 33,7760,4740,10,201= =0,322
a 1 − kps   1 − − 0,322 = 0,275
t t+Δt C 195+25=220
α αα /2 250,2751=6,875
ξ .189 [.1] -  
α1 ξ(α) /2 1(23,625+6,875)=30,5
ψ .190 [.1] 2/ 0,85
k α1ψ /2 30,50,85=25,925
2- Q /
ΔQ %

 

 


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z 1-808  
z1  
z2  
V [.3] 3/ 0,00109
W (4DV)/(πd2) / (45,6710,00109)/ /(3,140,0512)=3,028
. 2  
. 2 / 3 2846,41
υ² u²=t  
.4 / 3 956,64
Q / 3
t¢= t.  
΄ . 4 / 335,2
D / (1+2/100)5,56=5,671
² /
461,161/4,19 = 110
t 0,5 × (t¢ + t²) 0,5 × (100 + 110)=105
u 0,5 × (u¢ + u²) 0,5 × (300 + 100)=200
ω /
k . 276 [.1] /2  
Δt u¢ − t² 300-105=195
Δt u² − t¢ 100-80=20
(, )   195/20=9,75
Δt
=808,2 2 Q / 3
ΔQ %




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