System and method for stationary transmission engagement and disengagement

The present disclosure provides "systems and methods for smooth proceeding of transmission engagement and disengagement". Systems and methods are provided for transitioning a hybrid vehicle from a park or neutral gear to a drive or reverse gear. In one example, when a transmission is out o...

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Bibliographische Detailangaben
Hauptverfasser: SYED FAHZI U, SMITH DAVID MARK, SINICI, ZACHARY, FARAHMAND, SASAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The present disclosure provides "systems and methods for smooth proceeding of transmission engagement and disengagement". Systems and methods are provided for transitioning a hybrid vehicle from a park or neutral gear to a drive or reverse gear. In one example, when a transmission is out of gear, a requested engine speed is adjusted in response to a transmission out-of-gear indication and a transmission out-of-gear timer. In another example, when the transmission engages a gear, a requested engine speed is adjusted in response to a transmission engagement indication and a transmission engagement timer. 本公开提供了"用于使变速器接合和脱离平稳进行的系统和方法"。提供了用于将混合动力车辆从驻车挡或空挡转变到行驶挡或倒车挡的系统和方法。在一个示例中,当变速器脱离挡位时,响应于变速器脱离指示和变速器脱离计时器而调整所请求的发动机转速。在另一示例中,当变速器接合挡位时,响应于变速器接合指示和变速器接合计时器而调整所请求的发动机转速。