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Zdenek Liska
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PBS TJ80 Turbojet Engine

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The PBS TJ80 is a small turbojet engine which has been designed for missiles, target drones and Unmanned Aerial Vehicles (UAV’s). The engine is controlled by an electronic system, which uses a starter generator and DC-DC converter for starting purposes as well as operating both the fuel and oil pumps. The engine comprises a single-stage radial compressor, radial and axial diffuser, annular combustion chamber, and single-stage axial turbine. The rotor bearings are lubricated by an independent oil system, while the ignition system is a low voltage system. 

Main features

  • Neat Compact design
  • Excellent weight/ power thrust ratio
  • Low fuel consumption. Uniform fuel for both the engine and lubrication
  • Maintenance-free operation
  • Electric start with a possibility of an in-flight restart
  • Integral generator and converter
  • Starts at high altitude and at high speed

PBS INDIA brochures:
TURBINE ENGINES.pdf
Turbojet Engines for Target Drones.pdf
Turbojet Engines for UCAV.pdf

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