Passive cooler with double cone with an elliptical base

摘要

The invention relates to a passive cooler to a detector of the satellite; the cooling device comprises a bumper - sun (1), a radiator bumper - sun (3) forming the bottom of the bumper - sun, an infrared deflector (5) at the bottom of the bumper - sun and a radiator (7) forming the bottom of the deflector. According to the invention, the bumper - sun has an elliptical form a constant angle with the axis of the cooler. The deflector also has a base elliptique.l' invention makes it possible to improve the thermal performance of the cooler, using the entire volume available for the cooler.