动车组胶泥缓冲器特性研究的中期报告摘要：本中期报告主要介绍了动车组胶泥缓冲器特性研究的进展情况。首先介绍了研究目的及研究内容，然后分析了胶泥缓冲器的工作原理和结构特点，探讨了影响胶泥缓冲器性能的因素，并分析了采用胶泥缓冲器后车辆运行过程中的力学特性变化。最后，根据理论计算和试验结果，对胶泥缓冲器的特性参数进行了初步分析。关键词：动车组；胶泥缓冲器；特性；影响因素；力学特性变化。Abstract:Thismid-termreportmainlyintroducestheprogressoftheresearchonthecharacteristicsofthegelatinbufferoftheEMU.First,thepurposeandcontentoftheresearchareintroduced,andthentheworkingprincipleandstructuralcharacteristicsofthegelatinbufferareanalyzed.Factorsaffectingtheperformanceofthegelatinbufferarediscussed,andthemechanicalcharacteristicchangesduringtheoperationofthevehicleusingthegelatinbufferareanalyzed.Finally,basedontheoreticalcalculationsandexperimentalresults,thecharacteristicparametersofthegelatinbufferarepreliminarilyanalyzed.Keywords:EMU;Gelatinbuffer;Characteristics;Influencingfactors;Mechanicalcharacteristicchanges.