Development of a spectrometer for airborne measurement of droplet sizes in clouds

E. Porcheron (1) , P. Lemaitre (1) , J van Beeck , R. Vetrano , M. Brunel , G. Gréhan (2) , L. Guiraud (3)

1 IRSN - Institut de Radioprotection et de Sûreté Nucléaire
2 CORIA - Complexe de recherche interprofessionnel en aérothermochimie
3 SAFIRE - Service des Avions Français Instrumentés pour la Recherche en Environnement

The objective of this article is to present the development and the validation in flight of an airborne probe that can measure in clouds the size of droplets whose diameters are in the range [20 µm; 200 µm].

Mots clés: Interferometric laser imaging laser for droplets sizing; airborne instrumentation; two-phase flows; clouds

Domaines: Optique / photonique

E. Porcheron, P. Lemaitre, J van Beeck, R. Vetrano, M. Brunel, et al.. Development of a spectrometer for airborne measurement of droplet sizes in clouds. Journal of the European Optical Society : Rapid publications, 2015, 10, pp.15030 - 15030. ⟨10.2971/jeos.2015.15030⟩. ⟨hal-01597669⟩