PBS TJ80-90 is a small turbojet engine that has been designed for manned and unmanned vehicles. Single-stage radial compressor, radial and axial diffuser, annular combustion chamber, and single-stage axial turbine.
Rotor bearings are lubricated by the autonomous oil system. The engine is controlled by an electronic system. The start of the engine as well as of the fuel and oil pump is electrical. The power supply is ensured by an integral generator and DC-DC converter. The ignition system is a low-voltage system.
Main features
- Compact design
- Excellent weight/thrust ratio
- Low fuel consumption in the given output category
- Uniform fuel for both the engine and lubrication
- Maintenance-free operation
- Electric start, possibility of in-flight restart
- Integral generator and inverter
- Startability at high altitude and at high speed