Turbomeca Arriel

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Arriel
Turboméca Arriel cutaway.jpg
Cutaway of a Turbomeca Arriel
Type Turboshaft
National origin France
Manufacturer Turbomeca
First run 1974
Major applications Agusta A109
HH-65C Dolphin
Sikorsky S-76
Number built 10,000

The Turbomeca Arriel is a highly successful series of French turboshaft engines that first ran in 1974.[1] Weighing 109 kg (240 lb), the Arriel 1 has a power output of 520 kW (700 hp). 10,000 examples had been produced by 2012.

Applications[edit]

Specifications (Arriel 1)[edit]

Data from FAA Type Certificate Data Sheet.[2]

General characteristics

  • Type: Twin-spool free turbine turboshaft
  • Length: 44.2 in
  • Diameter: 23.5 in
  • Dry weight: 245 lb

Components

  • Compressor: Single-stage axial plus single-stage centrifugal
  • Combustors: Annular combustion chamber
  • Turbine: Single-stage power turbine, single-stage gas generator turbine
  • Fuel type: Jet A1

Performance

  • Maximum power output: 681 shp (508 kW)
  • Turbine inlet temperature: 840 C
  • Power-to-weight ratio: 5kw/kg approx

See also[edit]

Related lists

References[edit]

  1. ^ Gunston 1989, p.170.
  2. ^ FAA Type Certificate Data Sheet Retrieved: 2 November 2008
  • Gunston, Bill (1986). World Encyclopedia of Aero Engines. Wellingborough: Patrick Stephens. p. 166. 

External links[edit]