HAL PTAE-7

HAL PTAE 7
Type Turbojet
National origin  India
Manufacturer HAL
Major applications DRDO Lakshya

The PTAE-7 (Pilotless Target Aircraft Engine-7[1]) is an Indian small short-life turbojet engine developed by the Hindustan Aeronautics Limited (HAL)[1] (or Gas Turbine Research Establishment (GTRE), a lab under DRDO (Defence Research and Development Organisation)[2][3][4]).

The engine uses a four-stage, axial-flow compressor design with a single-stage turbine. The first stage is transonic. The engine is intended for target drones and other UAVs.[1]

References

  1. ^ a b c Costa et al. 2019, p. 3.
  2. ^ "Lakshya Unmanned Aerial Vehicle". Airforce Technology. Retrieved 31 July 2025.
  3. ^ "PTAE-7: India's First Flight Worthy Turbojet Engine". jetflightpro. Retrieved 31 July 2025.
  4. ^ "Defence Secretary inaugurates new design & test facility at HAL's Aero Engine Research & Development Centre in Bengaluru". www.pib.gov.in. Archived from the original on 14 January 2025. Retrieved 31 July 2025.

Sources

  • Costa, Fabiola Paula; Lindquist, Luiz Henrique; Bringhenti, Cleverson; Tomita, Jesuíno Takachi; Cavalca, Diogo Ferraz (3 November 2019). An overview of small gas turbine engines. ISABE-2019. Retrieved 2 August 2025.
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