第三轨

本文阐述了DC1500V第三轨供电系统安全性设计、跨距布置原则、端部弯头技术、网轨转换技术等工程应用关键问题，与国内同行共同探讨及研究。

In order to discuss and study together with those people working in the same field , this article researches safety design of DC 1500V third rail system , span layout principle and elbow technology on terminals as well as transition technology from headspan to rigid system .

第三轨受流可以设计成不同形式。

Third rail current collection comes in a variety of designs .

城市轨道交通第三轨安装工艺浅谈

Discussion on installation technique of the third rail of Urban Mass Transit

城市轨道第三轨电分段方案的探讨

Discussions on Solution for Power-sectioning of Third Rail for Urban Rail Transit

第三轨供电地铁车辆列车母线电路的设计

Design of train bus circuit for metro vehicles with third rail power supply

第三轨受流钢结构地铁列车组总体方案

Total project on steel structure metro train collecting current from the third rail

地铁第三轨小间距电分段保护研究

Study on Electrical Sectioning Protection of Third Rail with Minor Spacing in Subway

加载系统刚度对第三轨受电摩擦磨损特性的影响

Effects of Loading System Stiffness on Tribological Properties of Third Rail under Electric Current

介绍了国外轨道交通用于第三轨供电的钢铝复合导电轨的性能和使用情况。

Effects of Working Conditions on the Microstructure and Properties of Steel-aluminum Electric Conducting Rods ;

电极性对地铁第三轨摩擦磨损行为的影响

Effects of the Polarity on the Friction and Wear of the Third Rail in Subway

第三轨参数检测及评价系统研究

Research on Parameter Detection and Evaluation System for Conduct Rail of Rail Transit The Third Eye

第三轨系统在列车上使用“集电靴”受电。

The third rail system uses a " shoe " to collect the current on the train .

这是一幅供电轨相对于走行轨位置的直流第三轨牵引供电系统图。

This diagram shows a DC3-Rail Traction System with the location of current rail in relation to the running rails .

下图展示了上触式及其它类型的第三轨供电系统。

The diagram above shows a top contact third rail system but there are other types as shown in this diagram .

摘要：第三轨接触网供电系统广泛应用于城市轨道交通中，是城市轨道车辆的主要受流方式之一。

The third rail contact system is one of main current collection mode for urban rail vehicles , which is widely used in urban mass transit .

为适应城轨交通事业快速发展的需要，研究具有自主知识产权的第三轨参数检测系统就成为了一个迫切的课题。

To meet the need of rapid development of rail transit , it is impulsive to explore a system to detect relative technical parameters of conduct rail with auto-knowledge privilege .

城市轨道交通的发展对牵引供电网的结构形式提出了更高的要求，第三轨的供电方式将被广泛采用。

The higher requirements for traction power supply net are needed by the development of urban mass transit and the way of power supply by the third rail is widely used .

本论文基于架空接触网参数检测技术，结合第三轨的特点，给出了第三轨相关参数的检测原理及方法，并设计了检测与评价系统的软硬件组成方案。

Based on the overhead catenary system 's parameter detection system and according to the characteristics of conduct rail , the paper presents the overall schema of the system including hardware and software .

对DC750V第三轨受流地铁电动工程车牵引蓄电池的类型选择，电压、容量、放电率等参数的确定进行了分析。

The parameters of traction battery for metro electric engineering vehicles used in DC 750 V third rail supply system are analyzed , including the battery ′ s type , voltage , capacity , discharge rate , etc.

当同一线路上存在接触网与第三轨两种供电方式时，必须解决的技术问题就是列车多种受流方式的共存与转换。

When the two power supply mode , overhead contact line system and contact rail exist on the same line , the technical problem which has to be solved is the co-existance and interchange of several current collection .

但是对于第三轨供电系统，其特点与架空接触网系统差异较大，目前尚无成型的检测系统方案。

For overhead catenary suspension , its parameter detection system is mature , but for contact rail power supply system which has great difference in characteristic with overhead catenary system , there is no comparable detection system to refer .

第三，轨到轨放大器输出级增益与负载有关，这将影响放大器的开环增益，当然也影响了闭环增益的准确性。

Third , rail-to-rail AMPLIFIER OUTPUT stages exhibit load-dependent gain which affects AMPLIFIER open-loop gain , and hence closed-loop gain accuracy .

在第三个有轨电车两难处境中，你可以扳动一个开关，扳动后可以将那个人“弹射”到铁轨上，这样你可以不接触便杀死他。

In a third version of the trolley dilemma , you could throw a switch catapulting him onto the track , thereby not having to touch him as you kill him .