Control device

F - Mech Eng,Light,Heat,Weapons – 02 – D

Patent

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Details

F02D 15/00 (2006.01) F01N 3/20 (2006.01) F01N 3/24 (2006.01)

Patent

CA 2703594

A control device applied to a system having an engine configured such that an expansion ratio can be changed is characterized to comprise an expansion ratio acquisition part for acquiring the expansion ratio, and a temperature estimation part for estimating a temperature of an exhaust gas discharged from the engine or a member positioned in a passage for the exhaust gas.

L'invention porte sur un dispositif de commande appliqué à un système ayant un moteur adapté de telle sorte que le taux de détente du moteur peut être amené à changer. Le dispositif de commande comporte une section d'acquisition de taux de détente pour acquérir le taux de détente et comporte également une section d'estimation de température pour estimer, sur la base du taux de détente acquis par la section d'acquisition du taux de détente, la température du gaz d'échappement déchargé par le moteur ou la température d'un élément placé dans un trajet du gaz d'échappement.

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