HAL HTFE-25
The HAL HTFE-25 ("Hindustan Turbo Fan Engine") is a 25 kn turbofan engine under development by Hindustan Aeronautics Limited (HAL).[1] The engine can be used in single engine trainer jets, business jets and UAVs weighing up to 5 tonnes and in twin engine configuration for same weighing up to 9 tonnes. Based on the technical feasibility, the market potential for engine is of 200-250 units.[2]
| HTFE-25 | |
|---|---|
 | |
| HTFE-25 turbofan engine from HAL | |
| Type | Afterburning turbofan |
| National origin | India |
| Manufacturer | Hindustan Aeronautics Limited |
| First run | 14 December 2015 |
| Number built | 2 (Core engines) |
Namely Core-1 and Core-2, two engines have been produced and completed 339 runs as of 2019 out of which 96 runs were conducted in 2018-19. Engine has successfully completed cold starting test at 14 °C with spark igniters and has also achieved 100 per cent max speed with and without IGV modulation. The company has also initiated the development for integrating afterburner technology on engine. In March 2019, first test with "basic afterburner" configuration was conducted on the engine.[3]
Specifications
General characteristics
- Type: Turbofan
- Length: 1,730 millimetres (68 in)
- Diameter: 590 millimetres (23 in)
- Dry weight: 350 kilograms (770 lb)
Components
- Compressor: not known
- Turbine: not known
Performance
- Maximum thrust: 25 kN (2,500 kgf; 5,600 lbf) (dry thrust)
- Overall pressure ratio: 20.43
- Bypass ratio: 0.50
- Fuel consumption: 0.71 kg/kgf-hr
- Thrust-to-weight ratio: 5.66
- Air Mass Flow: 43 kg/s
- Max Flight Altitude: 11 km
- Turbine Entry Temperature: 1450 K
See also
Related development
Comparable engines
Related lists
References
- Boost for 'Make in India': HAL's 25 kN aero engine completes inaugural run; can be used for trainer aircraft
- "Annual Report 2017-18" (PDF). Hindustan Aeronautics Limited. Retrieved October 19, 2019.
- "Annual Report 2018-19" (PDF). Hindustan Aeronautics Limited. Retrieved October 19, 2019.
- "Boost for 'Make in India': HAL's 25 kN aero engine completes inaugural run can be used for trainer aircraft". Retrieved 15 July 2018.
- @vkthakur (27 July 2019). "HAL has successfully tested the 2nd core of the HTFE-25 at 100% power" (Tweet) – via Twitter.