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    • 2. 发明授权
    • Method and arrangement for actuating an automatic transmission of a
motor vehicle
    • 用于致动机动车辆的自动变速器的方法和装置
    • US5474507A
    • 1995-12-12
    • US299366
    • 1994-09-01
    • Martin StreibHong Zhang
    • Martin StreibHong Zhang
    • B60K20/00F16H59/14F16H59/18F16H59/40F16H59/42F16H59/68F16H61/08F16H61/10F16H61/16B60K41/06
    • F16H61/10B60W2710/0666F16H2059/6807F16H59/14F16H59/18F16H59/40F16H59/42F16H61/08Y10T477/693625
    • The invention proceeds from an automatic transmission wherein upshift and downshift operations are triggered in dependence upon first and second signals for adjusting transmission ratios. The first signal is representative of the transmission output rpm and/or the engine rpm and/or the transmission input rpm and the second signal is representative of the driver command. These upshift and downshift operations take place with a hysteresis which is typical for the particular upshift and downshift operation. According to the invention, the hysteresis has a time-dependent component. Thus, a time-dependent hysteresis is defined in addition to the hysteresis mentioned above which is a basic hysteresis between upshifting and downshifting. The time-independent basic hysteresis can then be selected to be very small for adjusting the gear optimal for the particular operating condition. This affords the advantage that, for example, after an upshift, the load threshold for a pendular downshift into the previous gear is increased for a short time or, after an upshift, the load threshold for a pendular upshift into the previous gear is reduced for a short time.
    • 本发明从自动变速器开始,其中根据用于调节传动比的第一和第二信号来触发升档和降档操作。 第一信号代表变速器输出转速rpm和/或发动机转速和/或变速器输入转速,第二信号代表驾驶员指令。 这些升档和降挡操作发生在特定的升档和降档操作的典型的滞后。 根据本发明,滞后具有时间依赖性分量。 因此,除了上述滞后之外,还定义了时间依赖的滞后,这是升档和降档之间的基本滞后。 然后可以选择时间无关的基本滞后非常小,以便调整针对特定操作条件的最佳齿轮。 这提供了这样的优点,例如,在升档之后,用于在先前齿轮中的摆式降档的负载阈值在短时间内增加,或者在升档之后,用于向前换档的摆式升档的负载阈值减小,以减少 很短的时间。
    • 3. 发明授权
    • Method for controlling the operating sequences of a motor vehicle
equipped with an automatic transmission
    • 用于控制配备有自动变速器的机动车辆的操作顺序的方法
    • US5505671A
    • 1996-04-09
    • US299363
    • 1994-09-01
    • Martin StreibHong Zhang
    • Martin StreibHong Zhang
    • B60W10/04B60K26/00B60W10/06B60W10/10B60W30/18F02D9/10F02D29/00F02D41/04F02D41/12F02D45/00F16H59/40F16H59/42F16H61/04F16H61/21B60K41/04
    • B60W10/06B60W10/04B60W10/11B60W30/18B60W30/1819F02D41/123B60W2510/0638F16H59/40F16H59/42F16H61/21F16H63/502Y10T477/677Y10T477/688Y10T477/693
    • The invention is directed to a method for controlling the operating sequences in a motor vehicle equipped with an internal combustion engine to which amounts of fuel and air are supplied for influencing the engine torque. Furthermore, the motor vehicle includes an automatic transmission having a ratio which can be changed. The overrun operation of the motor vehicle is detected in dependence upon the position of an accelerator pedal actuated by the driver and in dependence upon a comparison of the rpm of the engine and/or the input and/or the output rpm of the transmission to at least one threshold value. The fuel quantity is at least reduced compared to normal operation when an overrun is detected. The essence of the invention is that, when overrun operation of the vehicle is detected, a downshift operation of the transmission is triggered in dependence upon the further comparison of the rpm of the engine and/or the input and/or output rpms of the transmission to at least the above-mentioned threshold value or a further threshold value. In this way, the braking torque of the engine acting at the transmission output is significantly increased within a short time. Furthermore, the downshift operation can be configured to more comfortable by a short-term increase of the engine torque.
    • 本发明涉及一种用于控制装备有内燃机的机动车辆中的操作顺序的方法,向内燃机供应大量燃料和空气以影响发动机转矩。 此外,机动车辆包括具有可以改变的比率的自动变速器。 根据驾驶员驱动的加速器踏板的位置,根据发动机的转速和/或变速器的输入转速和/或变速器的输出转速之间的比较,来检测机动车辆的超速运行。 至少一个阈值。 当检测到超限时,与正常操作相比,燃料量至少减小。 本发明的实质在于,当检测到车辆的超速运行时,根据发动机的转速和/或变速器的输入和/或输出转矩的进一步比较来触发变速器的降档操作 至少达到上述阈值或另一阈值。 以这种方式,发动机作用在变速器输出处的制动转矩在短时间内显着增加。 此外,降挡操作可以被配置为通过发动机扭矩的短期增加而更舒适。
    • 6. 发明授权
    • Arrangement for controlling the output power of a drive unit of a motor
vehicle
    • 用于控制机动车辆的驱动单元的输出功率的布置
    • US5325740A
    • 1994-07-05
    • US923582
    • 1992-08-03
    • Hong ZhangMartin Streib
    • Hong ZhangMartin Streib
    • B60K26/00F02B1/04F02D11/10F02D29/00F02D41/02F02D41/04F02D45/00F02P5/15F16H59/46F16H61/00F16H63/40F16H59/14
    • F02D11/105B60W2510/105B60W2710/0605B60W2710/0666F02B1/04F02D2250/18F16H2059/148F16H2059/467Y10T477/67Y10T477/679
    • The invention is directed to an arrangement for controlling the output power of the drive unit of a motor vehicle. The drive unit includes a drive motor for generating an output torque, a transmission unit and a power transmitting device including a torque converter interconnecting the drive motor and transmission unit for transmitting torque therebetween with the power transmitting device having an output torque, the transmission unit having a transmission ratio and the torque converter having an amplification. The arrangement includes a circuit for supplying a signal indicative of a driver command and a control apparatus. The control apparatus determines a desired value for the output torque of the drive motor occurring at the output end of the power transmitting device and determines a desired value for a drive motor torque from the desired value of the output torque and from variables representing the transmission ratio of the transmission unit and the amplification of the torque converter. A desired value is provided for the drive motor torque to adjust the desired value of the output torque. The apparatus controls the drive motor torque in accordance with the desired value.
    • 本发明涉及一种用于控制机动车辆的驱动单元的输出功率的装置。 驱动单元包括用于产生输出转矩的驱动电动机,发送单元和动力传递装置,其包括将具有输出转矩的动力传递装置将驱动电机和传动单元互连以传递扭矩的变矩器,所述变矩器具有输出扭矩,所述发送单元具有 变速比和变矩器具有放大。 该装置包括用于提供指示驾驶员命令的信号的电路和控制装置。 控制装置确定在动力传递装置的输出端发生的驱动电动机的输出转矩的期望值,并从输出转矩的期望值和表示变速比的变量确定驱动电动机转矩的期望值 的传动单元和变矩器的放大。 为驱动电机转矩提供一个期望值,以调整输出转矩的期望值。 该装置根据期望值控制驱动电机的转矩。
    • 9. 发明申请
    • Procedure to diagnose a leak in the fuel tank in a fuel tank ventilation system
    • 在燃油箱通风系统中诊断燃油箱泄漏的程序
    • US20080034843A1
    • 2008-02-14
    • US11880538
    • 2007-07-23
    • Martin StreibKarl-Bernhard LederleMichael Pfeil
    • Martin StreibKarl-Bernhard LederleMichael Pfeil
    • G01M3/04
    • G01M3/3263
    • A method of diagnosing a fuel tank leak in a fuel tank ventilation system, comprising a fuel tank, an accumulator for fuel vapors and a fuel tank ventilation valve opening out into an intake manifold of an internal combustion engine, wherein the fuel tank, the accumulator and the fuel tank ventilation valve are connected by way of a system of lines and wherein the accumulator has an aeration line with a check valve, the method comprising: immediately before turning off the internal combustion engine, closing the check valve and opening the fuel tank ventilation valve to generate a vacuum in the fuel tank ventilation system; acquiring a vacuum degradation at specifiable points in time when the fuel tank ventilation valve is closed; opening of the check valve in order to bring about a pressure equilibrium with the ambient pressure; renewed closing of the check valve; acquiring a pressure increase emerging over at least a specifiable time interval and determination of a compensation variable; and inference about the presence of a leakage from behavior of the vacuum degradation over time, while taking into account behavior of the compensation variable over time.
    • 一种在燃料箱通风系统中诊断燃料箱泄漏的方法,包括燃料箱,用于燃料蒸汽的蓄能器和通向内燃机的进气歧管的燃料箱通风阀,其中燃料箱,蓄能器 并且所述燃料箱通风阀通过管线系统连接,并且其中所述蓄能器具有带止回阀的通气管,所述方法包括:在关闭所述内燃机之前,关闭所述止回阀并打开所述燃料箱 通风阀在燃油箱通风系统中产生真空; 在燃料箱通风阀关闭的可指定时间点获得真空退化; 打开止回阀以实现与环境压力的压力平衡; 更换关闭止回阀; 在至少可指定的时间间隔内获得压力增加并确定补偿变量; 并且在考虑到随时间推移的补偿变量的行为时,推断出随着时间的推移存在真空退化行为的泄漏。
    • 10. 发明申请
    • Procedure to diagnose a fuel tank ventilation system and device to implement the procedure
    • 诊断燃油箱通风系统的程序和实施程序的装置
    • US20070239330A1
    • 2007-10-11
    • US11731515
    • 2007-03-30
    • Andreas BaumannMartin StreibAndreas Pape
    • Andreas BaumannMartin StreibAndreas Pape
    • G01M17/00
    • F02M25/0818F02M25/0827F02M25/0836F02M25/089
    • A procedure to diagnose a fuel tank ventilation system of a motor vehicle and a device to implement the procedure are proposed. The fuel tank ventilation system contains at least one first ventilation pathway discharging into the air intake area of the internal combustion engine downstream behind a supercharger as well as at least one second ventilation pathway discharging into the air intake area upstream in front of the supercharger. Provision is made for a diagnosis with at least two partial diagnoses, whereby the first partial diagnosis pertaining to the first ventilation pathway is implemented, if the intake manifold pressure in the discharge area of the first ventilation pathway is smaller than the fuel tank system pressure; and the second partial diagnosis pertaining to the second ventilation pathway is implemented, if the intake manifold pressure in the discharge area of the first ventilation pathway is greater than the fuel tank system pressure. An error signal is provided, if at least one of the partial diagnoses generates a partial error signal.
    • 提出了一种诊断机动车辆燃油箱通风系统和实施程序的装置。 燃料箱通风系统包括至少一个第一通风路径,其排出到增压器下游的内燃机的进气区域中,以及至少一个第二通风路径,其排出到增压器前面的上游的进气区域。 如果第一通风路径的排放区域中的进气歧管压力小于燃料箱系统压力,则进行具有至少两个部分诊断的诊断,由此执行与第一通气路径有关的第一部分诊断; 并且如果第一通风路径的排放区域中的进气歧管压力大于燃料箱系统压力,则实施与第二通气路径有关的第二部分诊断。 如果部分诊断中的至少一个产生部分误差信号,则提供错误信号。