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    • 1. 发明申请
    • DRIVE CONTROL DEVICE FOR HYBRID VEHICLE
    • 用于混合动力车辆的驱动控制装置
    • US20150321661A1
    • 2015-11-12
    • US14387603
    • 2012-03-26
    • Koji HAYASHIHiroyasu HARADATomohito ONOHiroyuki ISHII
    • Koji HAYASHIHiroyasu HARADATomohito ONOHiroyuki ISHII
    • B60W20/00B60W30/20B60K6/445B60K6/365B60W10/06B60W10/02
    • B60W20/40B60K6/365B60K6/445B60K2006/381B60L7/14B60L11/123B60L11/14B60L15/20B60L2210/40B60L2240/421B60L2240/423B60L2240/441B60L2240/445B60L2270/142B60L2270/145B60W10/02B60W10/06B60W30/20B60W2030/206Y02T10/6217Y02T10/6239Y02T10/645Y02T10/646Y02T10/7077Y02T10/7241Y02T10/7275Y10S903/93
    • A drive control device for a hybrid vehicle is provided with a differential device including four rotary elements; and an engine, first and second electric motors and an output rotary member which are respectively connected to the four rotary elements. One of the four rotary elements is constituted by a rotary component of a first differential mechanism and a rotary component of a second differential mechanism selectively connected through a clutch, and one of the rotary components is selectively fixed to a stationary member through a brake. The drive control device comprises: an engine start control portion configured to switch an operating state of the clutch during cranking of the engine to raise its speed for starting the engine. The engine start control portion includes: a first clutch controlling portion configured to place the clutch in one of a released state and an engaged state in which a difference between a first dwelling speed to be established in a first half period of a rise of a speed of the engine and a first resonance speed of a drive line extending from the engine to the first electric motor connected to the first differential mechanism through a torsional damper is larger in the other of the released and engaged states, the first resonance speed corresponding to an explosion 1-order frequency of the engine; and a second clutch controlling portion configured to place the clutch in one of the released and engaged states in which a difference between a second dwelling speed to be established in a second half period of the rise of the speed of the engine and a predetermined second resonance speed of the drive line is larger in the other of the released and engaged states, the predetermined second resonance speed corresponding to a revolution 0.5-order pulsation frequency of the engine.
    • 用于混合动力车辆的驱动控制装置设置有包括四个旋转元件的差速装置; 以及分别连接到四个旋转元件的发动机,第一和第二电动机和输出旋转构件。 四个旋转元件中的一个由第一差速机构的旋转部件和通过离合器选择性地连接的第二差速机构的旋转部件构成,并且其中一个旋转部件通过制动器选择性地固定到固定部件。 驱动控制装置包括:发动机起动控制部,被配置为在发动机起动期间切换离合器的运行状态,以提高其起动发动机的速度。 发动机起动控制部包括:第一离合器控制部,被构造成将离合器置于释放状态和接合状态之一中,在该状态中,在速度上升的前半段中要建立的第一住宅速度之间的差异 并且通过扭转阻尼器从发动机延伸到连接到第一差速机构的第一电动机的驱动线的第一共振速度在释放和接合状态中的另一个较大,第一共振速度对应于 发动机爆炸1次频率; 以及第二离合器控制部,其构造成将所述离合器置于所述释放和接合状态之一中,在所述释放和接合状态中,在所述发动机的速度的上升的第二半周期期间要建立的第二住宅速度之间的差和预定的第二共振 驱动线的速度在释放和接合状态中的另一个中较大,预定的第二共振速度对应于发动机的旋转0.5阶脉动频率。