Valeo Systemes Thermiques

Zhenxia Ma

Laurent Tellier

Frederic Pierron

Jose Leborgne

Ismaël Franco

Frédéric Pierron

José Leborgne

The invention relates to a heat sink for an electronic board of a motor vehicle motor-driven fan unit, comprising a surface () intended for exchanging heat with an air flow set in motion by the motor-driven fan unit, referred to as exchange surface (), said exchange surface () comprising a planar portion () arranged so that, in a position installed in the motor-driven fan unit, the air flow set in motion by the motor-driven fan unit flows substantially parallel to said planar portion (), the exchange surface () also comprising a set of blind recesses () flush with said planar portion ().

Heat sink for an electronic board of a motor vehicle motor-driven fan unit

The invention relates to a device for thermally conditioning a fluid for a motor vehicle, comprising: at least one heat module comprising a core and a shell defining a circuit for guiding the fluid that is to be heated or cooled between the core and the shell, a fluid inlet box () and a fluid outlet box, the inlet box () having at least one fluid inlet canal () communicating with the fluid guiding circuit. According to the invention, the fluid inlet canal () has at least one substantially curved portion which is configured to generate a swirling movement in the fluid. The invention also relates to a heating and/or air conditioning apparatus comprising such a device.

Device for thermally conditioning fluid for a motor vehicle and corresponding heating and/or air conditioning apparatus

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Montigny le Bretonneux, France

Zhenxia Ma