Klimov GTD-350
The Klimov GTD-350 (initially Isotov GTD-350) is a Soviet gas-turbine turboshaft engine intended for helicopter use. Designed in the early 1960s by the Isotov Design Bureau the engine was later produced by Klimov and PZL, production ending in the late 1990s.[1]
| GTD-350 | |
|---|---|
 | |
| Type | Turboshaft |
| Manufacturer | Klimov |
| First run | 1963 |
| Major applications | Mil Mi-2 |
| Number built | > 11,000 |
The GTD-350 powers the Mil Mi-2, the first Soviet gas-turbine powered helicopter, and has accumulated over 20 million hours in service.[1]
Applications
Specifications (GTD-350)
Data from Klimov,[1] World Encyclopaedia of Aero Engines,[2] Aircraft engines of the World 1970[3]
General characteristics
- Type: Turboshaft
- Length: 1,350 mm (53 in)
- Diameter: ~450 mm (18 in) inlet casing
- Width: 522 mm (20.6 in)
- Height: 680 mm (27 in)
- Dry weight: 135 kg (298 lb)
Components
- Compressor: Seven-stage axial flow plus single-stage centrifugal
- Combustors: Single-chamber reverse flow
- Turbine: Single-stage compressor turbine, two-stage power turbine
- Fuel type: Aviation Kerosene, such as JP-4
- Oil system: Pressure spray at 3.1 bar (45 psi)
Performance
- Maximum power output:
- Take-off: 300 kW (400 shp) at 45,000 rpm (gas generator)
- Normal: 240 kW (320 shp) at 40,000 rpm (gas generator)
- Overall pressure ratio: 6.05:1 at 45,000 rpm
- Air mass flow: 2.19 kg/s (290 lb/min)
- Turbine inlet temperature: 1,210 K (940 °C)
- Specific fuel consumption: 0.49 kg/kWh (0.8 lb/(hp⋅h))
- Power-to-weight ratio: 2.20 kW/kg (1.34 hp/lb)
References
Wikimedia Commons has media related to Klimov GTD-350.
- "GTD-350". klimov.ru. moscow. 2013. Archived from the original on 7 March 2013. Retrieved 23 March 2019.
- Gunston, Bill (1989). World Encyclopaedia of Aero Engines (2nd ed.). Cambridge, England: Patrick Stephens Limited. p. 81. ISBN 978-1-85260-163-8.
- Wilkinson, Paul H. (1970). Aircraft engines of the World 1970 (21st ed.). Washington D.C.: Paul H. Wilkinson. p. 215.
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