Moteurs Leroy-somer

Ludovic Bourlier

Jean-Marie Andrejak

Aurélien Courage

Mathias Tientcheu-Yamdeu

Thierry Crespo

Daniel Ehanno

Device () for cooling at least one power electronics circuit (), including: a liquid-cooled heatsink (); and an interface plate () that is in thermal contact with the heatsink () and to which the one or more power electronics circuits () are attached, the interface plate (), including at least one thermosiphon (), being removably mounted on the heatsink () so as to be capable of being separated therefrom with the one or more electronic circuits () attached thereto.

Device for cooling a power electronics circuit

The present invention concerns an installation for pumping hydrocarbons, including a pump submerged in a well and a motor for driving the pump, said motor being linked to a variable frequency drive powered during normal operation by an external network, the drive including a rectifier supplying a DC bus, an inverter supplied by the DC bus and linked to the motor, and a controller, said installation wherein it further includes an electricity storage element linked by a reversible DC-DC converter to the DC bus, the installation being arranged to ensure the variable frequency drive is supplied by the storage element in case of an interruption to the supply via the external network.

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Angouleme, France

Ludovic Bourlier