The invention relates to a track-building machine (1) for compacting ballast (7) under sleepers (8) of a track (5), having a machine frame (2) which is movable on the track (5) by means of bogies (3)and having a tamping unit (6) which comprises an electric vibration drive (11) for acting vibrationally on tamping tools (12). Here, an electric intermediate circuit (14) having an electric energy accumulator (15) is arranged, wherein at least one bogie (3) is assigned an electric machine (13) which is coupled to the intermediate circuit (14) for regenerative operation, and wherein the electric vibration drive (11) is coupled for supply to the intermediate circuit (14). In this way, braking energy is optimally used for the supply of the vibration drive (11).

    本发明涉及一种线路上部工程用机械(1),用于夯实轨道(5)的轨枕(8)下方的碎石道碴(7),所述线路上部工程用机械(1)具有借助走行机构(3)能够在轨道(5)上运行的机械框架(2)和捣固机组(6),所述捣固机组(6)包括用于对捣固工具(12)施加振动的电气的振动驱动装置(11)。在此,布设有具有电气的蓄能器(15)的电气的中间电路(14),并且至少一个走行机构(3)配有电机(13),所述电机(13)在发电机式的运行中与所述中间电路(14)耦连,并且电气的振动驱动装置(11)为了被供电与所述中间电路(14)耦连。以此方式,制动能量以最佳的方式被用于为振动驱动装置(11)供电。


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    Title :

    Track-building machine for compacting ballast


    Additional title:

    用于夯实碎石道碴的线路上部工程用机械


    Contributors:

    Publication date :

    2020-05-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    E01B PERMANENT WAY , Gleisoberbau / B61C Lokomotiven , LOCOMOTIVES



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