in = .000 E +00 | Svl = .454 E-01 | ------------------ |
+ ------------------ + ------------------ + -------- ---------- +
Disk friction coefficient, BETfr = .705 E-02
Disk leakage coefficient, BETlk = .416 E-02
Disk leakage-friction coefficient, BETim = .112 E-01
Polytropic efficiency 2-2, ETA (0-2) = .959
Polytropic efficiency 4-4, ETA (0-4) = .914
Polytropic efficiency, ETA = .865
*** Stage performances ***
+ --- + -------- + -------- + -------- + -------- + ------ - + -------- + -------- +
| N | F | ETA | PSIi | PSIp | Pi | KN | Kn |
+ --- + -------- + -------- + -------- + -------- + ------ - + -------- + -------- +
| 1 | .0830 | .8348 | .7668 | .6401 | 1.8295 | .0636 | .4026 |
| 2 | .0880 | .8500 | .7568 | .6433 | 1.8364 | .0666 | .4130 |
| 3 | .0930 | .8613 | .7469 | .6433 | 1.8378 | .0695 | .4245 |
| 4 | .0980 | .8662 | .7371 | .6384 | 1.8307 | .0722 | .4383 |
| 5 | .1000 | .8658 | .7331 | .6347 | 1.8249 | .0733 | .4447 |
| 6 | .1050 | .8571 | .7233 | .6200 | 1.8009 | .0760 | .4638 |
| 7 | .1100 | .8393 | .7136 | .5989 | 1.7664 | .0785 | .4872 |
| 8 | .1150 | .8175 | .7039 | .5755 | 1.7287 | .0809 | .5133 |
| 9 | .1200 | .7908 | .6942 | .5490 | 1.6868 | .0833 | .5431 |
| 10 | .1250 | .7551 | .6846 | .5169 | 1.6371 | .0856 | .5799 |
| 11 | .1300 | .7053 | .6717 | .4738 | 1.5722 | .0873 | .6314 |
| 12 | .1350 | .6037 | .6453 | .3896 | 1.4526 | .0871 | .7451 |
| 13 | .1390 ​​| .2491 | .5948 | .1482 | 1.1537 | .0827 | 1.5610 |
+ --- + -------- + -------- + -------- + -------- + ------ - + -------- + -------- +
Stage # 2
**** Input data ****
F = .589 E-01
PSIt = .705 E +00
Mu = .853 E +00
K = .140 E +01
Reu = .327 E +08
Dhb = .250 E +00
DELim = .120 E-01
DELvd = .150 E-01
NUscr = .270 E +03
Kp = .450 E +00
Stage exit - Scroll
Impeller - 3D
Diffuser - VD
**** Optimization parameters *****
Ad = .960 E +00-
AL2 = .240 E +02-
DWim = .282 E +00-
DCvd = .239 E +00-
DAL34 = .100 E +02-
B3/B2 = .100 E +01-
D3 = .120 E +01-
D4 = .150 E +01-
******* Calculation rezults ********
+ ------------------ + ------------------ + -------- ---------- +
| Impeller | Diffuser | Scroll |
+ ------------------ + ------------------ + -------- ---------- +
| Stage's geometry parameters |
| D1 = .511 E +00 | D3 = .120 E +01 | D180 = .163 E +01 |
| D0 = .511 E +00 | D4 = .150 E +01 | D360 = .163 E +01 |
| B1 = .130 E +00 | B3 = .374 E-01 | Ds180 = .335 E +00 |
| B2 = .374 E-01 | B4 = .37...
