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1. 发明申请

WO2012110660A1 VEHICLE, AND METHOD AND SYSTEM OF CONTROLLING A VEHICLE 审中-公开
标题翻译：车辆，以及控制车辆的方法和系统
公开(公告)号：WO2012110660A1
公开(公告)日：2012-08-23
申请号：PCT/EP2012/052853
申请日：2012-02-20
申请人： LAND ROVER , STARES, Pete , BEVERLEY, Ian , WICK, Shaun , OSBORN, Russell , BEEVER, Paul , ANKER, Sam , BUCKLEY, Bruce
发明人： STARES, Pete , BEVERLEY, Ian , WICK, Shaun , OSBORN, Russell , BEEVER, Paul , ANKER, Sam , BUCKLEY, Bruce
IPC分类号： B60K23/08 , B60K17/34 , B60K17/35 , B60W50/00 , B60W30/18
CPC分类号： B60K23/08 , B60K17/34 , B60K17/35 , B60K23/0808 , B60K2023/0858 , B60W10/02 , B60W30/18172 , B60W50/0097 , B60W2050/0008 , B60W2050/0012 , B60W2520/20 , B60W2520/263 , B60W2520/266 , B60W2710/021 , B60W2720/403 , Y02T10/84
摘要： In one aspect of the invention there is provided a motor vehicle having: a prime mover; at least first and second groups of one or more wheels; and a driveline to connect the prime mover to the first and second groups of one or more wheels such that the first group of one or more wheels is driven by the prime mover when the driveline is in a first mode of operation and the second group of one or more wheels is additionally driven by the prime mover when the driveline is in a second mode of operation, the driveline including an auxiliary driveline comprising releasable torque transmitting means operable to connect the second group of one or more wheels to the prime mover when the driveline transitions between the first mode and the second mode, wherein when in the first mode the driveline is operable to transition to the second mode responsive to an output of a reactive evaluator and a predictive evaluator, the output of the reactive evaluator being responsive to a determination whether an amount of wheel slip has exceeded a first prescribed threshold, the output of the predictive evaluator being responsive to a determination that one or more conditions in respect of one or more vehicle operating parameters are met when the amount of wheel slip is below the first prescribed threshold.
摘要翻译：在本发明的一个方面，提供了一种机动车辆，其具有：原动机; 至少第一组和第二组一个或多个轮; 以及传动系，以将原动机连接到一个或多个车轮的第一和第二组，使得当传动系处于第一操作模式时，第一组一个或多个车轮由原动机驱动，并且第二组当传动系处于第二操作模式时，一个或多个车轮还由原动机驱动，传动系统包括辅助传动系，其包括可释放的扭矩传递装置，其可操作以将第二组一个或多个车轮连接到原动机在第一模式和第二模式之间的传动系转换，其中当处于第一模式时，响应于无功评估器和预测评估器的输出，所述传动系统可操作以转变到第二模式，所述无功评估器的输出响应于确定车轮滑移量是否超过第一规定阈值，所述预测性评估器的输出响应于确定t 当车轮滑移量低于第一规定阈值时，满足关于一个或多个车辆操作参数的一个或多个条件。

2. 发明申请

WO2012110657A1 VEHICLE, AND METHOD AND SYSTEM OF CONTROLLING THE DRIVELINE OF A VEHICLE 审中-公开
标题翻译：车辆，以及控制车辆驾驶员的方法和系统
公开(公告)号：WO2012110657A1
公开(公告)日：2012-08-23
申请号：PCT/EP2012/052849
申请日：2012-02-20
申请人： LAND ROVER , STARES, Pete , BEVERLEY, Ian , WICK, Shaun , OSBORN, Russell , BEEVER, Paul
发明人： STARES, Pete , BEVERLEY, Ian , WICK, Shaun , OSBORN, Russell , BEEVER, Paul
IPC分类号： B60K23/08 , B60K17/34 , B60K17/35
CPC分类号： B60K23/08 , B60K17/34 , B60K17/35 , B60K23/0808 , B60K2023/0858 , B60W10/02 , B60W2510/0291
摘要： Embodiments of the present invention provide a motor vehicle having: prime mover means; at least first and second groups of one or more wheels; and a driveline operable to connect the prime mover means to the first and second groups of one or more wheels such that the first group of one or more wheels and not the second group is coupled to a torque transmission path from the prime mover means when the driveline is in a first mode of operation and both the first and second groups of one or more wheels are coupled to a torque transmission path from the prime mover means when the driveline is in a second mode of operation, the driveline including an auxiliary portion for connecting the second group to the torque transmission path from the prime mover means, the auxiliary portion comprising first and second releasable torque transmitting means and a prop shaft, the first releasable torque transmitting means being operable to connect a first end of the prop shaft to the torque transmission path from the prime mover means, the second releasable torque transmitting means being operable to connect a second end of the prop shaft to the second group of one or more wheels, the vehicle further comprising control means operable to control the first and second torque transmitting means to switch the driveline between the first and second modes of operation such that in the first mode the prop shaft is disconnected from both the torque transmission path from the prime mover means and said second group of one or more wheels, wherein when in the first mode the vehicle is operable to control the driveline to switch from first mode to the second mode responsive to a speed of the vehicle.
摘要翻译：本发明的实施例提供一种具有：原动机装置的机动车辆; 至少第一组和第二组一个或多个轮; 以及传动系统，其可操作以将原动机装置连接到一个或多个车轮的第一和第二组，使得当第一组的一个或多个车轮而不是第二组联接到来自原动机装置的转矩传递路径时，传动系处于第一操作模式，并且当传动系处于第二操作模式时，一个或多个车轮的第一组和第二组都联接到来自原动机装置的扭矩传递路径，所述传动系包括用于将所述第二组与所述原动机装置的转矩传递路径连接，所述辅助部分包括第一和第二可释放扭矩传递装置和支撑轴，所述第一可释放扭矩传递装置可操作以将所述传动轴的第一端连接到来自原动机装置的转矩传递路径，第二可释放转矩传递装置可操作以将支柱的第二端连接到第二组一个或多个车轮，所述车辆还包括控制装置，所述控制装置可操作以控制所述第一和第二扭矩传递装置，以在所述第一和第二操作模式之间切换所述传动系，使得在所述第一模式中，来自原动机装置和所述第二组一个或多个车轮的转矩传递路径，其中当处于第一模式时，车辆可操作以响应于车辆的速度来控制传动系统从第一模式切换到第二模式。

3. 发明申请

WO2012110656A1 VEHICLE, AND METHOD AND SYSTEM OF CONTROLLING A VEHICLE 审中-公开
标题翻译：车辆，以及控制车辆的方法和系统
公开(公告)号：WO2012110656A1
公开(公告)日：2012-08-23
申请号：PCT/EP2012/052848
申请日：2012-02-20
申请人： LAND ROVER , STARES, Pete , BEVERLEY, Ian , HALLAM, Brett , WICK, Shaun , OSBORN, Russell , RATHBONE, Mark
发明人： STARES, Pete , BEVERLEY, Ian , HALLAM, Brett , WICK, Shaun , OSBORN, Russell , RATHBONE, Mark
IPC分类号： B60K23/08 , B60K17/34 , B60K17/35
CPC分类号： B60W10/06 , B60K17/34 , B60K17/35 , B60K23/08 , B60K23/0808 , B60K2023/0833 , B60K2023/0858 , B60W10/02 , B60W2510/0291 , F16H59/72 , Y02T10/56 , Y10T477/75
摘要： Embodiments of the present invention provide a motor vehicle having: a prime mover; first and second groups of one or more wheels; and a driveline to connect the prime mover to the first and second groups of one or more wheels such that the first group of one or more wheels and not the second group may be driven by the prime mover when the driveline is in a first mode of operation and both the first and second group of one or more wheels may be driven by the prime mover when the driveline is in a second mode of operation, the driveline including an auxiliary portion comprising a first releasable torque transmitting means, a prop shaft and a second releasable torque transmitting means, the first releasable torque transmitting means being operable to connect a first end of the prop shaft to the prime mover, the second releasable torque transmitting means being operable to connect a second end of the prop shaft to the second group of one or more wheels, the vehicle further comprising control means operable to control the first and second torque transmitting means to switch the driveline between the first and second modes of operation such that in the first mode the prop shaft is disconnected from both the prime mover and said second group of one or more wheels by means of the first and second releasable torque transmitting means, in the first mode the control means being operable automatically to connect the prop shaft to only one selected from amongst the prime mover and the second group of one or more wheels by means of the first or second releasable torque transmitting means responsive to a value of a temperature parameter determined by the control means, the temperature parameter corresponding to a temperature of a component of the vehicle.
摘要翻译：本发明的实施例提供一种机动车辆，其具有：原动机; 第一组和第二组一个或多个轮; 以及传动系将原动机连接到一个或多个车轮的第一和第二组，使得当传动系处于第一模式的第一模式时，第一组一个或多个车轮而不是第二组可由原动机驱动当传动系处于第二操作模式时，一个或多个车轮的第一组和第二组可以由原动机驱动，所述传动系包括辅助部分，其包括第一可释放扭矩传递装置，支柱轴和第二可释放扭矩传递装置，第一可释放扭矩传递装置可操作以将支承轴的第一端连接到原动机，第二可释放扭矩传递装置可操作以将支柱的第二端连接到第二组一个或多个车轮，所述车辆还包括控制装置，所述控制装置可操作以控制所述第一和第二扭矩传递装置，以在第一和第二m之间切换所述传动系使得在第一模式中，支撑轴借助于第一和第二可释放扭矩传递装置与原动机和所述第二组一个或多个车轮断开，在第一模式中，控制装置可自动操作通过第一或第二可释放扭矩传递装置将支柱轴连接到仅由原动机和第二组一个或多个车轮中选出的一个，以响应于由控制装置确定的温度参数的值，温度参数对应于车辆部件的温度。

4. 发明申请

WO2012110659A1 VEHICLE, AND METHOD AND SYSTEM OF CONTROLLING A VEHICLE 审中-公开
标题翻译：车辆，以及控制车辆的方法和系统
公开(公告)号：WO2012110659A1
公开(公告)日：2012-08-23
申请号：PCT/EP2012/052851
申请日：2012-02-20
申请人： LAND ROVER , STARES, Pete , CLARE, David
发明人： STARES, Pete , CLARE, David
IPC分类号： B60K23/08 , B60K17/34 , B60K17/35 , B60W50/00
CPC分类号： B60K23/08 , B60K17/3515 , B60K23/0808 , B60K2023/0858 , B60K2023/0883 , B60W10/119 , B60W30/182 , B60W50/06 , B60W50/082 , B60W50/087 , B60W2050/0042 , B60W2050/0071 , B60W2050/0096 , B60W2720/403 , B60Y2400/82 , F16H61/10 , F16H2300/14
摘要： Embodiments of the present invention provide a motor vehicle having: prime mover means; at least first and second groups of one or more wheels; and a driveline operable by means of control means to connect a torque transmission path from the prime mover means to the first and second groups of one or more wheels such that the first group of one or more wheels and not the second group is coupled to the torque transmission path when the driveline is in a first mode of operation and both the first and second groups of one or more wheels are coupled to the torque transmission path when the driveline is in a second mode of operation, the driveline being operable to connect the second group to the torque transmission path by means of an auxiliary portion comprising first and second releasable torque transmitting means and a prop shaft, the first releasable torque transmitting means being operable to connect a first end of the prop shaft to the torque transmission path, the second releasable torque transmitting means being operable to connect a second end of the prop shaft to the second group of one or more wheels, the control means being operable to control the auxiliary portion to switch the driveline between the first and second modes of operation such that in the first mode the prop shaft is disconnected from both the torque transmission path and said second group of one or more wheels, the driveline being operable to transition from the first mode to the second mode responsive to a value of at least one vehicle operating parameter, when a transition to the second mode is made the vehicle being operable not to transition back to the first mode from the second mode before a disconnect delay period has expired.
摘要翻译：本发明的实施例提供一种具有：原动机装置的机动车辆; 至少第一组和第二组一个或多个轮; 以及传动系，其可通过控制装置操作，以将来自原动机装置的扭矩传递路径连接到一个或多个车轮的第一和第二组，使得第一组一个或多个车轮而不是第二组联接到当传动系处于第一操作模式时，当传动系处于第二操作模式时，一个或多个车轮的第一组和第二组都联接到转矩传递路径上，扭矩传递路径可操作以将第二组通过包括第一和第二可释放扭矩传递装置和传动轴的辅助部分到扭矩传递路径，第一可释放扭矩传递装置可操作以将传动轴的第一端连接到转矩传递路径，第二可释放扭矩传递装置可操作以将支柱轴的第二端连接到第二组一个或多个车轮，控制装置b 可操作地控制辅助部分以在第一和第二操作模式之间切换传动系，使得在第一模式中，支轴与扭矩传递路径和所述第二组一个或多个车轮分离，所述传动系可操作响应于至少一个车辆操作参数的值，从第一模式转换到第二模式，当进行到第二模式的转变使得车辆在断开之前不能从第二模式转换回到第一模式延迟期已过。

5. 发明申请

WO2012110663A1 VEHICLE AND METHOD AND SYSTEM OF CONTROLLING A VEHICLE 审中-公开
标题翻译：车辆及车辆控制方法及系统
公开(公告)号：WO2012110663A1
公开(公告)日：2012-08-23
申请号：PCT/EP2012/052868
申请日：2012-02-20
申请人： LAND ROVER , STARES, Pete
发明人： STARES, Pete
IPC分类号： B60K23/08 , B60K17/34 , B60K17/35 , B60W50/00
CPC分类号： B60K23/08 , B60K17/34 , B60K17/35 , B60K2023/0858 , B60W10/119 , B60W10/14 , B60W10/16 , B60W2050/0019 , B60W2050/0042 , B60W2520/00 , B60W2520/263 , B60W2540/00 , B60W2550/00 , B60W2710/021 , B60W2710/023
摘要： A motor vehicle having: prime mover means; at least first and second groups of one or more wheels; and a driveline to connect the prime mover means to the first and second groups of one or more wheels such that the first group of one or more wheels and not the second group is driven by the prime mover means when the driveline is in a first mode of operation and the first and second groups of one or more wheels are driven by the prime mover means when the driveline is in a second mode of operation, the driveline comprising an auxiliary portion comprising a first releasable torque transmitting means, a prop shaft and a second releasable torque transmitting means, the first releasable torque transmitting means being operable to connect a first end of the prop shaft to the prime mover means, the second releasable torque transmitting means being operable to connect a second end of the prop shaft to the second group of one or more wheels, the vehicle further comprising control means operable to control the first and second torque transmitting means to switch the driveline between the first and second modes of operation such that in the first mode the prop shaft is disconnected from both the prime mover means and the second group of one or more wheels, the drive line being operable to transition from the first mode to the second mode when a second mode trigger condition is met, the second mode trigger condition including the requirement that the magnitude of the value of a vehicle operating parameter of a first set of one or more vehicle operating parameters exceeds a first threshold value, the driveline being further operable subsequently to transition from the second mode to the first mode when a first mode trigger condition is met, the first mode trigger condition including the requirement that the magnitude of the value of said vehicle operating parameter of the first set is less than a second threshold value, the second threshold value having a value different from the first threshold value.
摘要翻译：具有原动机装置的机动车辆; 至少第一组和第二组一个或多个轮; 以及用于将原动机装置连接到一个或多个车轮的第一和第二组的传动系，使得当传动系处于第一模式时，第一组一个或多个车轮而不是第二组由原动机装置驱动并且当传动系处于第二操作模式时，一个或多个轮的第一和第二组由原动机装置驱动，所述传动系包括辅助部分，其包括第一可释放扭矩传递装置，支柱轴和第二可释放扭矩传递装置，第一可释放扭矩传递装置可操作以将支承轴的第一端连接到原动机装置，第二可释放扭矩传递装置可操作以将传动轴的第二端连接到第二组一个或多个车轮，所述车辆还包括控制装置，所述控制装置可操作以控制所述第一和第二扭矩传递装置，以在所述冷杉 t和第二操作模式，使得在第一模式中，支轴与原动机装置和第二组一个或多个车轮分离，驱动线可操作以从第一模式转换到第二模式，当a 第二模式触发条件包括要求第一组一个或多个车辆操作参数的车辆操作参数的值的大小超过第一阈值的要求，所述传动系统还可以随后操作当满足第一模式触发条件时，从第二模式转换到第一模式，第一模式触发条件包括要求第一组的所述车辆操作参数的值的大小小于第二阈值的要求，第二阈值具有不同于第一阈值的值。

6. 发明申请

WO2012110661A1 VEHICLE, AND METHOD AND SYSTEM OF CONTROLLING A VEHICLE 审中-公开
标题翻译：车辆，以及控制车辆的方法和系统
公开(公告)号：WO2012110661A1
公开(公告)日：2012-08-23
申请号：PCT/EP2012/052854
申请日：2012-02-20
申请人： LAND ROVER , STARES, Pete
发明人： STARES, Pete
IPC分类号： B60K23/08 , B60K17/34 , B60K17/35
CPC分类号： B60K23/08 , B60K17/34 , B60K17/35 , B60K23/0808 , B60K2023/0858 , B60W10/02 , B60W2510/0291
摘要： A motor vehicle having: prime mover means; at least first and second groups of one or more wheels; and a driveline to connect the prime mover means to the first and second groups of one or more wheels such that the first group of one or more wheels may be driven by the prime mover means when the driveline is in a first mode of operation and the second group of one or more wheels may additionally be driven by the prime mover means when the driveline is in a second mode of operation, the driveline including an auxiliary portion comprising releasable torque transmitting means operable to connect the second group of one or more wheels to a torque transmission path from the prime mover means when the driveline transitions between the first mode and the second mode, the vehicle comprising control means operable automatically to control the driveline to transition from the first mode to the second mode and from the second mode to the first mode, the control means being operable to prevent a transition from the first mode to the second mode and/or from the second mode to the first mode in dependence on a value of a prescribed vehicle operating temperature.
摘要翻译：具有原动机装置的机动车辆; 至少第一组和第二组一个或多个轮; 以及用于将原动机装置连接到一个或多个车轮的第一和第二组的传动系，使得当传动系处于第一操作模式时，第一组一个或多个车轮可由原动机装置驱动，当传动系处于第二操作模式时，可以由原动机装置驱动一个或多个车轮的第二组，所述传动系统包括辅助部分，该辅助部分包括可释放的扭矩传递装置，其可操作以将第二组一个或多个车轮连接到当所述传动系在所述第一模式和所述第二模式之间转变时，来自所述原动机装置的扭矩传递路径，所述车辆包括控制装置，所述控制装置可自动地操作以控制所述传动系从所述第一模式转换到所述第二模式，第一模式，控制装置可操作以防止从第一模式转换到第二模式和/或从第二模式转换到第一模式在规定的车辆工作温度的值上的程序。

7. 发明申请

WO2012110658A1 VEHICLE AND METHOD OF CONTROLLING A VEHICLE 审中-公开
标题翻译：车辆和车辆的控制方法
公开(公告)号：WO2012110658A1
公开(公告)日：2012-08-23
申请号：PCT/EP2012/052850
申请日：2012-02-20
申请人： LAND ROVER , STARES, Pete
发明人： STARES, Pete
IPC分类号： B60K17/35 , B60K23/08
CPC分类号： B60K23/08 , B60K17/34 , B60K17/3515 , B60K23/0808 , B60K2023/0858 , B60W10/02 , B60W2050/0028 , B60W2510/0291
摘要： A motor vehicle having: prime mover means; at least first and second groups of one or more wheels; and a driveline operable by means of control means to connect a torque transmission path from the prime mover means to the first and second groups of one or more wheels such that the first group of one or more wheels and not the second group is coupled to the torque transmission path when the driveline is in a first mode of operation and both the first and second groups of one or more wheels are coupled to the torque transmission path when the driveline is in a second mode of operation, the driveline being operable to connect the second group to the torque transmission path from the prime mover means by means of an auxiliary portion thereof, the auxiliary portion comprising first and second releasable torque transmitting means and a prop shaft, the first releasable torque transmitting means being operable to connect a first end of the prop shaft to the torque transmission path from the prime mover means, the second releasable torque transmitting means being operable to connect a second end of the prop shaft to the second group of one or more wheels, the control means being operable to control auxiliary portion to switch the driveline between the first and second modes of operation such that in the first mode the prop shaft is disconnected from both the torque transmission path from the prime mover means and said second group of one or more wheels, the control means being operable to control the auxiliary portion to connect the second group of one or more wheels to the torque transmission path from the prime mover means at a required connect rate when the driveline transitions between the first mode and the second mode, wherein when the driveline is in the first mode the control means is operable to control the driveline to transition to the second mode when one of a set of two or more trigger conditions in respect of one or more vehicle operating parameters is met, each trigger condition having a respective identity, the control means being operable to control the driveline to transition from the first mode to the second mode at a connect rate that is responsive to the identity of the trigger condition that is met.
摘要翻译：具有原动机装置的机动车辆; 至少第一组和第二组一个或多个轮; 以及传动系，其可通过控制装置操作，以将来自原动机装置的扭矩传递路径连接到一个或多个车轮的第一和第二组，使得第一组一个或多个车轮而不是第二组联接到当传动系处于第一操作模式时，当传动系处于第二操作模式时，一个或多个车轮的第一组和第二组都联接到转矩传递路径上，扭矩传递路径可操作以将所述辅助部分包括第一和第二可释放扭矩传递装置和支撑轴，所述第一可释放扭矩传递装置可操作以将所述第二组连接到所述原动机装置的第一端，所述支撑轴到达所述原动机装置的转矩传递路径，所述第二可释放扭矩传递装置可操作以连接第二可转动扭矩传递装置支撑轴的端部连接到第二组一个或多个车轮，控制装置可操作以控制辅助部分以在第一和第二操作模式之间切换传动系，使得在第一模式中，支承轴与两个来自原动机装置和所述第二组一个或多个车轮的转矩传递路径，所述控制装置可操作以控制所述辅助部分，以将所述第二组一个或多个车轮与所述原动机装置的扭矩传递路径连接在一起当传动系在第一模式和第二模式之间转变时所需的连接速率，其中当所述传动系处于所述第一模式时，所述控制装置可操作以控制所述传动系转换到所述第二模式，当一组两个或多个触发器满足关于一个或多个车辆操作参数的条件，每个触发条件具有相应的身份，所述控制装置可操作以控制d 利维林以响应于所满足的触发条件的身份的连接速率从第一模式转换到第二模式。

8. 发明申请

WO2009133533A2 A METHOD FOR CONTROLLING A TRANSMISSION OF A MOTOR VEHICLE 审中-公开
标题翻译：一种用于控制电动汽车变速器的方法
公开(公告)号：WO2009133533A2
公开(公告)日：2009-11-05
申请号：PCT/IB2009/051777
申请日：2009-04-30
申请人： JAGUAR CARS LIMITED , JERGER, Rob , STARES, Pete , MANDAIR, Hardev
发明人： JERGER, Rob , STARES, Pete , MANDAIR, Hardev
IPC分类号： F16H59/10
CPC分类号： F16H61/24 , F16H59/105 , F16H2059/0221 , F16H2061/247 , Y10T74/2003 , Y10T74/2014
摘要： A method for controlling a motor vehicle transmission (11) is disclosed in which a sensor (18) used to produce an indication of position of a selector (17) is calibrated such that positioning the selector (17) at a peak force feedback position produced by a peak and trough force feedback mechanism (24) connected to the selector (17) will always result in the selection of a drive mode of the transmission (11).
摘要翻译：公开了一种用于控制机动车辆变速器（11）的方法，其中用于产生选择器（17）的位置的指示的传感器（18）被校准，使得将选择器（17）定位在产生的峰值力反馈位置通过连接到选择器（17）的峰值和槽力反馈机构（24）将总是导致变速器（11）的驱动模式的选择。

9. 发明申请

WO2015024933A1 DRIVELINE AND METHOD OF CONTROLLING A DRIVELINE 审中-公开
标题翻译：驾驶员和控制驾驶员的方法
公开(公告)号：WO2015024933A1
公开(公告)日：2015-02-26
申请号：PCT/EP2014/067656
申请日：2014-08-19
申请人： JAGUAR LAND ROVER LIMITED
发明人： CLARKE, Richard , STARES, Pete
IPC分类号： B60K23/08 , B60W10/119
CPC分类号： B60K23/08 , B60K6/36 , B60K6/387 , B60K6/52 , B60K17/348 , B60K17/35 , B60K23/0808 , B60W10/119 , B60W2520/10 , B60W2520/403 , B60Y2200/92 , Y10S903/909 , Y10S903/914 , Y10S903/916
摘要： The invention relates to a motor vehicle driveline and a method of controlling same. The driveline includes front wheels (11, 12) and rear wheels (14, 15), a controller (40) and a prime mover (11). Either the front wheels (11, 12) or all wheels are connected to the prime mover (11). The rear wheels (14, 15) may be connected via a prop shaft (23) with clutches (22; 27) at both ends. The decision to switch between 2WD and 4WD is taken on basis of speed-dependent trigger conditions.
摘要翻译：本发明涉及机动车辆传动系统及其控制方法。传动系包括前轮（11,12）和后轮（14,15），控制器（40）和原动机（11）。前轮（11,12）或所有车轮都连接到原动机（11）。后轮（14,15）可以经由支柱（23）与两个离合器（22; 27）连接。在2WD和4WD之间切换的决定是基于速度相关的触发条件。

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