초록 ▼

Device for regulating the source of electric energy on a hybrid electric vehicle comprising at least an electric motor for driving the driving wheels of the vehicle and supplied with current by said source of energy and a generating set comprising a heat engine with which there is associated a curre

Device for regulating the source of electric energy on a hybrid electric vehicle comprising at least an electric motor for driving the driving wheels of the vehicle and supplied with current by said source of energy and a generating set comprising a heat engine with which there is associated a current generator supplying current to said source of electric energy. This device comprises a circuit for determining the state of charge of the source of electric energy, a circuit for controlling the excitation winding of the generator of the generating set in accordance with the state of charge of said source, and a logic circuit for operating and stopping the heat engine and controlled by said circuit determining the state of charge of said source of electric energy.

대표청구항 ▼

A regulating device for regulating the source of electric energy on a hybrid electric vehicle having driving wheels, comprising at least an electric motor for driving the driving wheels of the vehicle and supplied with current by said source of energy, and a generating set comprising a heat engine a

A regulating device for regulating the source of electric energy on a hybrid electric vehicle having driving wheels, comprising at least an electric motor for driving the driving wheels of the vehicle and supplied with current by said source of energy, and a generating set comprising a heat engine and a current generator which has an excitation winding and is combined with the heat engine and a first circuit connecting the generator to said source for supplying current to said source, a second circuit for determining the state of charge of said source, a device for operating and stopping the heat engine, and a third circuit associated with the excitation winding of the generator for controlling said winding as a function of the state of charge of said source, the device for operating and stopping the heat engine comprising a logic circuit controlled by said second circuit, wherein said second circuit comprises means providing a reference voltage and means for detecting a low level and means for detecting a high level of the voltage of said source relative to said reference voltage, means for memorizing an electric signal corresponding to a level of voltage of said source which is lower than said low level and means for erasing the information contained in said memory connected to an output of said means for detecting the high level of a voltage of the source of energy.