Spray function
Fuel injection in car engines
Article REF: BM2550 V2
Spray function
Fuel injection in car engines

Author : Luis LE MOYNE

Publication date: January 10, 2009 | Lire en français

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3. Spray function

3.1 Spray and vaporization mechanisms

  • A liquid is atomized by passing it through a small orifice before being introduced into a large enclosure. The speed at which the liquid passes through the orifice is generally very high compared with that of the gas phase in the enclosure. Depending on the increasing liquid/gas velocity difference, different spraying regimes may emerge (figure ).

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