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Fuel Supply

Fuel is supplied to the airstream by one of two distinct methods. The most common is the injection of a…

Combustion chambers

The combustion chamber (fig. 4-1) has the difficult task of burning large quantities of fuel, supplied through the fuel spray…

Materials are chosen to achieve the most cost-effective design for the components in question, in practice for aero engine design…

Airflow Control

Where high pressure ratios on a single shaft are required it becomes necessary to introduce airflow control into the compressor…

Operating Conditions of a Multi-Stage Compressor

Each stage of a multi-stage compressor possesses certain airflow characteristics that are dissimilar from those of its neighbour; thus to…

Rotors & Stators

Rotors In compressor designs (fig. 3-10) the rotational speed is such that a disc is required to support the centrifugal…

Operating principles of Compressors

During operation the rotor is turned at high speed by the turbine so that air is continuously induced into the…

The Axial Flow Compressor

An axial flow compressor (fig. 3-7 and fig. 3-8) consists of one or more rotor assemblies that carry blades of…

Impellers & Diffusers

Impeller 11. The impeller consists of a forged, disc with integral, radially disposed vanes on one or both sides (fig.…

Compressors

1. In the gas turbine engine, compression of the air before expansion through the turbine is effected by one of…

Changes in Velocity and Pressure

During the passage of the air through the engine, aerodynamic and energy requirements demand changes in its velocity and pressure.…

Working cycle and airflow

The gas turbine engine is essentially a heat engine using air as a working fluid to provide thrust. To achieve…