自动闭塞系统

DSP技术在移频自动闭塞系统中的应用

Application of DSP technology in frequency-shift automatic blocking system

AIS、GIS在移动自动闭塞系统中的应用

Application of AIS and GIS in the MAS

本文在前人对基于通信的列车控制系统研究的基础上，分析了基于通信的列车控制系统的优缺点，提出了基于AIS、GIS的移动自动闭塞系统的系统模型。

Through the former research of CBTC , it analyzes the advantages and disadvantages of CBTC and puts forward to a MAS system model based on AIS and GIS .

运用安全Hash算法及数字签名等技术，提高站间自动闭塞系统的通信安全，进一步保证铁路信号控制系统的可靠性。

Security of an Automatic Block System had been improved by using Secure Hash Algorithm and Digital Signatures , meanwhile it could be defended the dependability of Railway Signal Control System .

结合微机化站间自动闭塞系统为实例，以系统的功能需求、技术指标为出发点，给出了基于UML的系统需求分析；

Binds system of micro-computer auto-blocking between railway stations as a sample , with the system 's functional requirement and technical index as starting point , the paper gives the analysis of system requirement based on UML ;

基于计算机联锁的铁路信号自动闭塞系统

Computerized - interlocking - based Automatic Block System in Railway Signalling

站间微机化自动闭塞系统双机冗余系统设计

Design of Micro-computerized Dual-Computer Redundant Automatic Block System between Railway Stations

区间自动闭塞系统安全性测试系统仿真建模

Simulation Technology for Safety Testing of Railway Automatic Block System

自动闭塞系统移频信号的锁相环解调

Demodulation of Frequency-Shifting Signals of Automatic Block System with PLL

多信息移频自动闭塞系统信号选择及解调方法

Signal Selection and Demodulation Method of Multi-information Shifting Frequency Automatic Blocking System

微电子交流计数电码自动闭塞系统的研究

A study on MC automatic block system with ac counting code track circuit

无线电自动闭塞系统按开环幅相特性上的环线判断闭环系统稳定性

Judging the Stability of the Closed-Loop System by the Loop-Line on an Open-Loop Amplitude-Phase Characteristic Curve

本文介绍了多信息移频自动闭塞系统叠加点式多信息移相轨道电路的机车上接收设备，包括该接收系统的主要功能、硬件结构、软件组成及主要程序框图。

In this paper , the receiving system on locomotive for the mix information in automatic block signals was introduced .

由于移动自动闭塞系统下列车之间运行间隔大大缩短，所以列车之间相互影响有可能增大。

However , the influence between successive trains is also enhanced for the intervals of them are shortened in moving block systems .

从两个方面叙述了多信息移频自动闭塞系统信号分析、处理与解调的方法。

The analysis , treatment and demodulation of the multi information shifting frequency automatic blocking system signals are described in two aspects .

自动闭塞系统中，轨道电路传输的安全性是机车信号做为主体信号的基础保证条件。

Transmission security of the track circuit is a basic guarantee requirement when cab signal is used as main signal in automatic blocking system .

通过对两公式的比对，得出了移动自动闭塞系统能够缩短列车的运行间隔，提高线路的通行能力。

By comparing the two formulas , the paper concludes that moving automatic block can reduce the train headway and improve the transportation capacity .

针对我国传统的继电联锁方式的铁路信号自动闭塞系统，文章介绍了一种基于计算机联锁方式的改进方案。

In this paper an improved solution based on computerized interlocking is proposed against the traditional re-lay-interlocking-model automatic block system in railway signalling in our country .

针对移动自动闭塞系统的特点，研究开发了列车运行仿真系统（MAS－SIM），用于移动自动闭塞条件下的行车组织若干问题的研究。

A train operation simulation system ( MAS SIM ) is developed for the purpose of studying various issues concerning traffic organization under Moving Automatic Block condition .

利用锁相环（LL）窄带跟踪特性，与单片机结合，实现自动闭塞系统移频信号解调。

Signal demodulation of automatic block with audio frequency shift modulated track circuits was implemented with phase-locked loop ( PLL ) technique and a singe chip microcomputer .

运行结果表明，测量准确度满足移频自动闭塞系统移频测量要求。

Executions show the measurement accuracy is in good agreement with the requirement of the non - insulation frequency - shift auto - block system monitoring frequency - shift .

虽然本论文是以微机化站间自动闭塞系统为实例进行可靠性研究的，但是该研究方法对于其它铁路信号设备系统或同类系统的可靠性研究是同样适用的。

Although this paper carrys on the reliability research of systems by the micro-computer-automatic block between railway stations system , this research method is applied to other railway signal device systems and similar systems .

本文主要内容包括以下几个方面：1.根据优化速度模型和轨道交通的特点，建立了移动自动闭塞系统下的列车追踪模型。

The main contents and results obtained in this thesis are as follows : 1 . According to car following models and rail traffic characteristics , the first train following model is established based on OV model .

移动自动闭塞系统可以有效缩短列车在区间和车站运行的间隔，提高轨道线路的通过能力，其已经成为列车信号控制系统的发展趋势。

As the moving automatic-block system can effectively reduce the interval between successive trains in blocks and stations , and improve the carrying capacity of rail traffic , it has become the development trend of signal system .

在电气化铁道中，钢轨既是机车牵引电流回流的通道，又是自动闭塞系统传输信息的通道，两者之间存在着电磁兼容性的问题。

Since rail is not only a return path of traction current for locomotives on an electrified railway , but also the transmitting channel of information for automatic block system , there is EMC problem between the two Systems .

铁路区间自动闭塞系统的可靠性和安全性的测试与评估是铁路安全控制领域广为关注的焦点，开发区间自动闭塞系统可靠性和安全性自动测试与评估平台是解决这一问题的有效途径。

The reliability and safety of railway automatic block system has always been a focus deeply studied by many researchers . It is an appropriate approach to develop a computer test and assessment system of the railway automatic block system to solve this problem .

微机化站间自动闭塞系统是铁路交通控制的重要组成部分，软件一般要求实时高效、稳定可靠，即能持续地提供可靠的通信服务。

The micro-computer auto-blocking between railway stations system is a most important part of the railway traffic control . The software part is needed to be real-time , efficient , stable and reliable , which mean the software could offer reliably communication service continually .

区间信号系统测试评估平台是对铁路区间自动闭塞信号系统进行可靠性、安全性测试及评估的平台。

The testing and assessment platform for railway block signaling is a system to test and assess the security and reliability of automatic block signaling .

论文内容包括绪论，Petri网理论，微机化自动站间闭塞系统Petri网模型，系统性能分析，及结论等几个部分。

The paper includes introduction , Petri nets theory and object-oriented technology , the model of the computer-based automatic inter-station block system , the evaluation of system performance , and conclusions .

介绍了ZPW-D型18信息移频自动闭塞N+1冗余系统的设备组成、设计原则及工作原理。

The construction of equipment , the design of principle and work theory about the 18 information frequency shift automatic block N + 1 redundancy are introduced .