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Internal combustion engine for a motor vehicle, motor vehicle with such an internal combustion engine and method for operating such an internal combustion engine

机译:用于机动车辆的内燃发动机,具有这种内燃发动机的机动车辆以及用于操作这种内燃发动机的方法

摘要

The invention relates to an internal combustion engine (1) for a motor vehicle, with an exhaust system (5) through which exhaust gas from at least one combustion chamber (3) of the internal combustion engine (1) can flow and which has at least one sound transducer (6), by means of which one can influence one of the Exhaust system (5) emits overall noise, at least one noise can be actively provided, wherein: at least a first operating state in which to influence the overall noise emitted by the exhaust system (5) the at least one noise by means of the sound transducer operating as a loudspeaker in the at least one first operating state ( 6) is actively available; and at least one second operating state in which at least one noise emitted by the exhaust system (5) can be detected by means of the sound transducer (6) operating as the microphone in the at least one second operating state.
机译:本发明涉及一种用于机动车的内燃机(1),其具有排气系统(5),来自所述内燃机(1)的至少一个燃烧室(3)的废气可以流过该排气系统,并具有至少一个声换能器(6),通过该声换能器(6)可以影响排气系统(5)中的一个发出总噪声,可以主动提供至少一个噪声,其中:至少一个影响总噪声的第一工作状态。由排气系统(5)发出的噪声至少可以通过在至少一个第一运行状态(6)下作为扬声器运行的声音换能器获得。至少一种第二工作状态,其中通过在至少一种第二工作状态下作为麦克风工作的声音换能器(6)可以检测到排气系统(5)发出的至少一种噪声。

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