Abstract: According to the requirements of Tieanjian No.126 [2020], aiming at the effective track length and train operation organization status of Hefei South depot, this paper analyzes the feasibility of transforming the shunting mode of Hefei South EMU depot into CTCS-2 train mode by studying the relationship among the EMU reliable start and stop and the balise, stop sign within the station track and the EMU onboard safety protection distance under different train operation organizations, which provides reference for the selection of the following new EMU depot location, the setting of the effective track length and the engineering design of the train operation organization mode.

Key words:  high speed railway, operation mode, scheme study, EMU workshop

摘要： 根据铁安监[2020]126号的要求，针对合肥南动车所股道有效长度和行车组织现状，通过研究不同行车组织下，动车组可靠启停与股道内应答器、停车标以及动车组车载安全防护距离之间的关系，分析合肥南动车所调车模式改造CTCS-2列车模式的可行性。为后续新建动车所选址、股道有效长度设置及行车组织方式的工程设计提供参考依据。

关键词: 高速铁路, 运行模式, 方案研究, 动车所