Method for recovering electrical energy with voltage smoothing on an onboard electrical network

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United States of America Patent

PATENT NO 9931950
SERIAL NO

14434454

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Abstract

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During a method for recovering electrical energy, for example during a deceleration phase of a motor vehicle including at least one electric accumulator battery, a low alternator voltage is applied during a first type of vehicle driving phase, and a high alternator voltage higher than the low alternator voltage is applied for a second type of vehicle driving phase. The transition from the low alternator voltage to the high alternator voltage is carried out by applying a first voltage step of a predefined amplitude, followed by a knee in the voltage curve, the voltage curve then continuing into at least a second voltage ramp phase of which the average slope is strictly lower than the voltage ramp of the first step.

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Patent Owner(s)

Patent OwnerAddress
RENAULT S A S13-15 QUAI LE GALLO BOULOGNE-BILLANCOURT 92100

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Demure, Sophie Antony, FR 2 22
Saint-Leger, Gerard Versailles, FR 5 55

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