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    • 8. 发明申请
    • Method and apparatus for selecting a combustion mode for an internal combustion engine
    • 用于选择内燃机的燃烧模式的方法和装置
    • US20080257306A1
    • 2008-10-23
    • US11736128
    • 2007-04-17
    • Jyh-Shin ChenJun-Mo KangChen-Fang Chang
    • Jyh-Shin ChenJun-Mo KangChen-Fang Chang
    • F02D41/00
    • F02D41/3011F02D41/3029F02D41/3035F02D41/3076
    • A method for selecting a preferred combustion mode for an internal combustion engine operative in a plurality of combustion modes is described. The method includes selecting a combustion mode in terms of first and second engine parameters, and separating the engine operating region into zones defined by the first parameter. Each of the zones is further separated into sub-zones defined by the second parameter. A combustion mode is associated with each of the sub-zones. Operating states are determined for the first and second parameters. One of the zones is identified based upon the state for the first parameter. One of the sub-zones of the identified zone is identified based upon the state for the second parameter, along with a combustion mode associated with the identified sub-zone. The engine is controlled to the preferred combustion mode, depending upon hysteresis.
    • 描述了用于选择以多种燃烧模式操作的内燃机的优选燃烧模式的方法。 该方法包括根据第一和第二发动机参数选择燃烧模式,以及将发动机操作区域分为由第一参数限定的区域。 每个区域进一步分成由第二参数定义的子区域。 燃烧模式与每个子区域相关联。 确定第一和第二参数的运行状态。 基于第一个参数的状态来识别其中一个区域。 基于第二参数的状态以及与所识别的子区域相关联的燃烧模式来识别所识别的区域中的一个子区域。 根据滞后,发动机被控制到优选的燃烧模式。
    • 10. 发明授权
    • Torque management algorithm for hybrid electric vehicles
    • 混合动力汽车扭矩管理算法
    • US07295902B2
    • 2007-11-13
    • US10836799
    • 2004-04-30
    • Jyh-Shin ChenMutasim A. SalmanMan-Feng Chang
    • Jyh-Shin ChenMutasim A. SalmanMan-Feng Chang
    • B60K1/04
    • B60W20/15B60W10/06B60W10/08B60W10/26B60W20/00Y02T10/52Y02T10/56Y02T10/6286
    • A system and method for determining a commanded engine and motor torque to minimize fuel consumption and manage battery state of charge in a hybrid electric vehicle. The method includes determining a penalty factor value that dictates the usage of the battery. A cost value is determined for every feasible engine torque for a selected or demanded vehicle torque and speed request. Each cost value is determined by a fuel consumption value, a change in the battery state of charge and the penalty factor value. The change in the battery state of charge is determined from the motor power and a nominal battery state of charge. For a specific penalty factor, a look-up table for optimal engine torque is generated for different requested vehicle torques at various vehicle speeds. A separate look-up table is provided for each penalty factor.
    • 一种用于确定指挥的发动机和电动机扭矩的系统和方法,以最小化燃料消耗并管理混合电动车辆中的电池状态。 该方法包括确定指示电池使用的罚因子值。 对于所选择的或要求的车辆扭矩和速度请求的每个可行的发动机扭矩确定成本值。 每个成本值由燃料消耗值,电池充电状态的变化和罚因子值确定。 电池充电状态的变化由电机功率和标称电池充电状态决定。 对于特定的惩罚因素,针对不同车辆速度下的不同要求的车辆扭矩产生用于最佳发动机扭矩的查找表。 为每个惩罚因素提供单独的查找表。