The invention discloses a five-connected valve function safety circuit for a chassis domain controller system, the five-connected valve function safety circuit comprises a micro processing unit, a five-connected valve, a five-connected valve high side driving circuit and a five-connected valve low side driving circuit, the five-connected valve high side driving circuit is respectively connected with the micro processing unit and the five-connected valve; the five-connected valve low-side driving circuit is connected with the micro-processing unit and the five-connected valve respectively; and according to the working state of the micro-processing unit, the five-connected-valve high-side driving circuit and the five-connected-valve low-side driving circuit are matched to work, so that the five-connected-valve is controlled to enter a working mode or a safe mode. Five-connected-valve driving is divided into high-side driving and low-side driving, the high-side driving adopts an intelligent high-side driving chip to control power supply of four air bag valves and an air storage valve at the same time, the low-side driving adopts a discrete low-side driving chip to independently control the five valves, the circuit is simple, reliability is high, and cost is low. And the cost is reduced, and the high-function safety requirement is met.

    本发明公开了一种用于底盘域控制器系统的五连阀功能安全电路,所述五连阀功能安全电路包括微处理单元、五连阀、五连阀高边驱动电路以及五连阀低边驱动电路,其中,所述五连阀高边驱动电路分别与微处理单元以及五连阀连接;所述五连阀低边驱动电路分别与微处理单元以及五连阀连接;根据所述微处理单元的工作状态,所述五连阀高边驱动电路与五连阀低边驱动电路配合工作,从而控制所述五连阀进入工作模式或安全模式。本申请将五连阀驱动分为高边驱动和低边驱动,高边驱动采用一个智能高边驱动芯片同时控制四个气囊阀和储气阀的供电,低边驱动采用分立低边驱动芯片对五个阀进行单独控制,电路简单、可靠性高,降低成本的同时满足高功能安全要求。


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    Titel :

    Five-connected-valve functional safety circuit and method for chassis domain controller system


    Weitere Titelangaben:

    一种用于底盘域控制器系统的五连阀功能安全电路及方法


    Beteiligte:
    LI HAIBO (Autor:in) / WANG QIANG (Autor:in) / JIAO YUCHENG (Autor:in) / YANG LI (Autor:in) / LIAO BO (Autor:in)

    Erscheinungsdatum :

    2022-12-23


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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