HYBRID-VEHICULAR CONTROL APPARATUS

To provide a hybrid-vehicular control apparatus that secures a reproduction frequency of a filter by facilitating an early completion of a self-diagnosis executed during a fuel cut.SOLUTION: A control apparatus of an automatic operation-enabled hybrid vehicle includes: a reproduction part for execut...

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1. Verfasser: SATO ARATA
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To provide a hybrid-vehicular control apparatus that secures a reproduction frequency of a filter by facilitating an early completion of a self-diagnosis executed during a fuel cut.SOLUTION: A control apparatus of an automatic operation-enabled hybrid vehicle includes: a reproduction part for executing a reproduction process of a filter disposed in an exhaust system by supplying an exhaust system of an engine with an air-fuel mix without igniting it, although injecting the fuel, during a fuel cut; and a self-diagnosis part for executing self-diagnosis processing for a given component while a fuel cut is performed and executing the self-diagnosis processing in high priority in a case where there have been both the reproduction requirement and the self-diagnosis requirement. Further, in a case where there has been a requirement for accelerating the hybrid vehicle while an automatic operation is engaged, with the self-diagnosis processing being executed, the self-diagnosis part causes the vehicle to travel on a motor while executing the self-diagnosis processing by continuing the fuel cut, if charged power of a battery is equal to or higher than a given value, the battery supplying the motor with power.SELECTED DRAWING: Figure 3 【課題】燃料カット中に実行される自己診断を早期に完了させてフィルタの再生頻度を確保したハイブリッド車両の制御装置を提供する。【解決手段】自動運転可能なハイブリッド車両の制御装置において、燃料カット時に燃料は噴射するが燃料と空気の混合気を点火せずに前記エンジンの排気系に供給し、排気系に設けられたフィルタを再生処理を実行する再生部と、燃料カットの実行中に所定の部品について自己診断処理を実行し、かつ前記再生処理の要求と前記自己診断処理の要求があった場合には前記自己診断処理を優先的に実行する自己診断部とを備え、前記自己診断部は、自動運転中であって前記自己診断処理の実行中に前記ハイブリッド車両への加速要求があった場合には、前記モータに電力を供給するバッテリの充電電力が所定値以上の場合に、燃料カットを継続して前記自己診断処理を実行しつつ前記モータにより走行する、ハイブリッド車両の制御装置。【選択図】図3