Turbomeca Arriel

Turbomeca Arriel The turbine is a wave of the French manufacturer Turbomeca specifically for powering helicopters.

History

She was put on the market in 1977. To date ( end of 2008) about 7800 pieces were made ​​of this type. This makes it one of the most successful shaft turbine engines of the manufacturer.

Specifications

The engine has two separate waves. The gas generator consists of a two -stage compressor, wherein the first stage has an axial shape, and the second is carried out radially. The combustion chamber is formed as an annular combustion chamber and works for the Arriel engine type I with a two-stage axial turbine, at the Arriel engine type II with a simple axial turbine. The output speed is, is reduced by a gear, 6000 to 6700/min. It was ( as of February 2006 ) made ​​up to now in 28 variants.