FIELD: machine building; cosmonautics.
SUBSTANCE: invention relates to rocket science and can be used in liquid-propellant rocket engines, mainly in engines with high and medium thrust. Booster turbopump unit of liquid-propellant engine comprises axial pump, housing and shaft, on which axial pump and bearings are installed, according to invention bearings are installed between axial thrusts of housing, and between bearings axial spring is installed.
EFFECT: invention provides increase in its service life and reliability due to reduction of axial load acting on bearings.
1 cl, 8 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| LPRE BOOSTER TURBOPUMP UNIT (EMBODIMENTS) | 2019 |
|
RU2730566C1 |
| BOOSTER TURBOPUMP UNIT | 1996 |
|
RU2106534C1 |
| DEVICE FOR SEPARATION OF THE PUMP AND THE TURBINE OF THE BOOSTER TURBO-PUMP AGGREGATE OF THE LIQUID PROPELLANT ROCKET ENGINE | 2005 |
|
RU2299344C1 |
| BOOSTER TURBO-PUMP AGGREGATE WITH THE AXIAL PUMP | 2005 |
|
RU2299343C1 |
| CENTRIFUGAL PUMP | 1999 |
|
RU2180055C2 |
| TURBO-PUMP UNIT | 2009 |
|
RU2418986C1 |
| TURBOPUMP SET | 2013 |
|
RU2534188C1 |
| LIQUID-PROPELLANT ROCKET ENGINE | 1997 |
|
RU2135811C1 |
| TURBO-PUMP UNIT, AND COLD, HOT AND INDUSTRIAL WATER PUMPING METHOD | 2013 |
|
RU2511967C1 |
| TURBO-PUMP UNIT, AND COLD, HOT AND INDUSTRIAL WATER PUMPING METHOD | 2013 |
|
RU2511970C1 |
