公铁两用车牵引制动控制技术研究

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中图分类号：U469.6 收稿日期：2025-12-18 DOI：10.19999/j.cnki.1004-0226.2026.02.007

Research on Traction and Braking Control Technology for Road-RailVehicle

WangXi Li Menghan Jia Nan PLA JointLogistics Support Force University of Engineering，Tianjin 30o171，China

Abstract：Tomeetthedual-conditionbrakingcoordinationrequirementsoftherail-roaddual-purposetractionvehicle，asinglemachineandrailwaytractionbrakingcoordinationcontrolisachievedbyaddinganelectro-hydraulicdirectionalcontrolvalvetothebrakingcontrolcircuit.Combinedwiththedetectionoftecouplerconnectionstatusandthemechanicalockstructureoftebrakepedal，a dualguaranteemechanismisconstructedtoformafunctionalinterlockeffectbetweenthetwotypesofbrakingsystems.Thisstudyensurestheeliabilityandsafetyofbrakingoperationsunderdiferentconditionsandcanprovidetechicalsupportforimprovingthebrak ing safety ofrail-road dual-purpose vehicles.

Keywords：Road-rail vehicle;Brakingcontrol;Technical research

1前言

公铁两用车是一种具有公路作业和铁路作业两种作业属性的特种车辆[1]，既能在铁轨上行驶或牵引车列，又能在公路上机动行驶。（剩余3941字）