从现代有轨电车实际需求出发，参照沈阳市浑南新区现代有轨电车一期工程设计及建设经验，着重介绍现代有轨电车信号系统中的正线道岔控制系统、运营调度辅助系统等设计方案，可为后期国内及国际有轨电车信号系统设计提供借鉴。

This article focuses on the illustration of switch signal’s control system and dispatching auxiliary system design scheme of the mail line from the actual demand of modern tram by referring to the design and experiences of the trams of Hunnan New District in Shenyang. The conclusions are helpful to provide certain reference design for future domestic and international tram signal system design.