The increasingly stringent CO$_2$ emissions standards require innovative solutions in the vehicle development process. One possibility to reduce CO$_2$ emissions is the electrification of powertrains. The resulting increased complexity, as well as the increased competition and time pressure make the use of simulation software and test benches indispensable in the early development phases. This publication therefore presents a methodology for test bench coupling to enable early testing of electrified powertrains. For this purpose, an internal combustion engine test bench and an electric motor test bench are virtually interconnected. By applying and extending the Distributed Co-Simulation Protocol Standard for the presented hybrid electric powertrain use case, real-time-capable communication between the two test benches is achieved. Insights into the test bench setups, and the communication between the test benches and the protocol extension, especially with regard to temperature measurements, enable the extension to be applied to other powertrain or test bench configurations. The shown results from coupled test bench operations emphasize the applicability. The discussed experiences from the test bench coupling experiments complete the insights.


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    Title :

    Electrified Powertrain Development: Distributed Co-Simulation Protocol Extension for Coupled Test Bench Operations



    Publication date :

    2023



    Type of media :

    Miscellaneous


    Type of material :

    Electronic Resource


    Language :

    English





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