С. 20 ГОСТ 21980-76
Зависимость функции Ф от степени расширения газа
Т а б л и ц а
7
Функции Ф при V
Ф ункция Ф при к
"ф
1.2
1.251.3I.3S1.4
"
ф
1.2
I.2S1.3I.3S1.4
%
J
U
1
1,51 0.6759
1.52 0.6819
1,53 0.6878
1.54 0.6936
1,55 0.6993
1,56 0.7050
1,57 0.7106
1,58 0,7162
1.59 0,7217
1.60 0.7271
1.61 0.7325
1.62 0.7378
1.63 0.7431
1.64 0.7483
1.65 0.7534
1.66 0
.
75
S
5
1.67 0.7636
1,68 0.7686
1.69 0.7736
1,70 0,7785
1.71 0,7833
1.72 0.7882
1.73 0.7929
1.74 0.7977
1.75 0.8024
1.76 0.8070
1.77 0,8106
1,78 0.8162
1.79 0,8207
1.80 0.8252
1.81 0,8297
1.82 0.8341
1.83 0.8385
1.84 0.8429
1.85 0
.
S
472
1.86 0,8514
1.87 0.8557
1.88 0.8599
1.89 0.8641
1.90 0.8682
1.91 0.8724
1,92 0,8764
1.93 0.8805
1.94 0.8845
1.95 0.8885
.%
0.8925
1.97 0.8964
1.98 0.9004
1.99 0.9042
2.00 0.9081
0,68290.68950.69560.7014
0.68910.69580.70210.7080
0.69510.70200.70850.7145
0.70110.70820.71480.7210
0.70710,71430.72100,7274
0.71290.72030.72720,7337
0.71870,72630.73330.7400
0.72440.73220.73940.7462
0.73010,73800.74540.7524
0.73570.74380.75140.7584
0.74130.74950.75720.7645
0.74680.75520.76310,7705
0.75220.76080.76890.7764
0.75760.76640.77460.7823
0.76300,77190.78030.7881
0.76830.77740.78590.7939
0.77350.78280.79140
.
79
0.77870,78810.79700.8053
0.78380,79340.80250.8109
0,78890,79870.80790.8165
0.79400,80390.81330.8220
0.79900,80910.81860.8275
0.80390.81420.82390.8330
0.80890.81930.82920.8384
0.81370.82440.83440.8438
0.81860.82940
.
83
%
0.8491
0.82340.83440.84470.8544
0.82810.83930.84980.8597
0.83280.84420.85480.8649
0.83750.84900.85990,8700
0.84220.85390.86480.8752
0.84680.85860.86980.8803
0.85130.86340.87470.8854
0.85590.8601
0
.
87
%
0.8904
0.86040.87280.88440.8954
0.86480,87740.88920.9003
0.86931
.
SS
20.89400.9053
0.87370.88660.89870.9102
0.87800,89110.90350.9150
0.88240,89560.90810.9199
0.88670,90010.91280.9247
0.89100,90460.91740.9295
0.89520.90900.92200.9342
0.89940,91340.92650.9389
0.90360.91770.93110.9436
0.90780.92210.93560.9483
0.91190.92640.94000.9529
0.91600.93070.94450.9575
0.92010.93490.94890,%21
0.92410.93900.95320.9666
1.000.0000
1,010.0998
1.020.1410
1,030.1725
1.040.1990
1,050.2222
1.060.2431
1,070,2623
1,080,2801
1,090.2967
1,100,3124
U I
0,3272
1,120.3414
1,130,3549
1.140,3679
1,150.3804
1.160.3924
1,170.4040
1.180.4153
1,190.4262
1,200.4368
1.210.4471
1.220.4571
1.230.4669
1.240.4764
1.250.4857
1.260.4948
1.270,5037
1,280.5124
1.290,5209
1,300.5293
1.310,5375
1.320.5455
1.330.5534
1.340.5611
1.350.5687
1.360.5762
1.370.5836
1.380.5908
1.390.5980
1.400.6050
1.410.6119
1.420.6187
1.430.6254
1.440.6320
1.450.6385
1.460.6450
1.470.6513
1.480.6576
1.490.6638
1,500.6699
0.00000.00000.00000.0000
0.09990.09990.09990.9999
0.14110.14120.14200.1413
0,17260,17280.17290,1730
0.1820 0,19930.19950.1997
0,22250.22270,22290.2232
0.24350,24380.24410.2444
0,26270,26310,26350.2639
0,2806 0,28110,28160.2820
0.29730.29790,29850.2990
0.31310,31380,31450.3150
0,32810,32890.32960.3303
0.3424 0.34330.34410.3449
0.3560 0.35700.35800.3588
0.36910.37020.37130.3722
0,38170,38300.38410.3852
0.39390.39520.3965
0.3977
0,40560.40710,40850.4098
0.4170 0.41860,42010.4215
0.42810,42980.43140.4329
0,43880.44060.44240.4440
0.44920.45120,45310.4548
0.4594 0.46150.46350.4653
0,46930.47160.47370.4756
0.47900,48140,48360.4857
0.48840,49100,49330.4955
0.49770.50030,50280.5051
0.50670.50950.51210.5146
0.51560,51850.52130.5238
0,52420.52730,53020.5329
0,53280,53600.53900.5419
0.54110,54450,54770.5506
0.54930,55280,55610.5592
0,55730.56100,56450.5677
0.56530,56910,57270.5760
0,57300.57700,58080.5842
0.58070,58480,58870.5923
0.58820.59250.59650.6003
0.59560.60010,60420.6081
0.60290.60750.61180.6159
0.61010.61490.61930.6235
0.61720.62210.62670.6310
0.62420.62930.63400.6385
0.63100.63630.64120.6458
0.63780.64320.64830.6530
0,64450.65010.65530,6602
0.65110.65690,66220.6672
0.65770.66360.66910.6742
0.66410.67020,67580.6811
0.67050.67670,68250.6880
0.67670.68310.68910.6947