FIELD: manufacture of turbines. SUBSTANCE: unloading holes 3 and 4 are separated by seal 5 of axial clearance 6 between diaphragm 1 and disk 2 into two groups located on different sides of seal 5. Root suction flow G1 passes through group of holes 3 and diaphragm leakage G2 passes through group of holes 4; unloading holes at the outlet are bent towards side opposite to sense of rotation of the turbine wheel. EFFECT: enhanced reliability. 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| STAGE OF AXIAL-FLOW TURBINE | 0 |
|
SU1550184A1 |
| STAGE OF AXIAL-FLOW TURBINE | 1991 |
|
RU2024770C1 |
| TURBOMACHINE | 1992 |
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RU2135780C1 |
