نتایج جستجو برای: speed trains

تعداد نتایج: 215799  

Journal: :Iet Control Theory and Applications 2022

This paper proposes a novel cooperative cruise control strategy to jointly optimize the energy consumption and ride comfort for multiple high-speed trains. The is constructed by combining consensus algorithm potential function achieve synchronization of train speed keep safe tracking interval. A multi-objective optimal trains constituted following error, comfort. non-dominated quick sorting (NS...

Journal: :مجله علوم اعصاب شفای خاتم 0
ali farzipour health home of municipality, tehran, iran farzaneh rasam health home of municipality, tehran, iran

the reason for designing an ensign umbrella returning to a historical research was conducted in conjunction with the first steam train. investigating a parliamentary approval of great britain about movement of first steam trains, it can be concluded that, permission was given to a company to move its trains in the city only when engaging a person with red flag as vanguard. accommodating first m...

Ali Farzipour, Farzaneh Rasam,

The reason for designing an ensign umbrella returning to a historical research was conducted in conjunction with the first steam train. Investigating a Parliamentary approval of Great Britain about movement of first steam trains, it can be concluded that, permission was given to a company to move its trains in the city only when engaging a person with red flag as vanguard. Accommodating first m...

J. A. Zakeri,

Investigation of vertical vibrations of a railway turnout is important in designing track components under moving loads of trains. In this paper, the turnout is simulated by a linear finite element model with modal damping. A section of the turnout has a length of 36 sleeper spans surrounding the crossing. Rails and sleepers are modeled with uniform Rayleigh- Timoshenko beam elements. The rail...

Journal: :Energies 2023

The publication deals with the problem of effect interference movement “preceding” train on “following” in case efforts to reduce distance between trains a moving block interval. paper presents results simulations for ED250 type set 135 traffic situations: three contexts reducing speed train, five variants method controlling and nine initial distances these trains. confirmed possibility gaining...

Journal: :Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine] 2014
Wenhui Zhou Guizhen Gu Hui Wu Shanfa Yu

OBJECTIVE To analyze the status of occupational stress in different types of train drivers. METHODS By using cluster sampling method, a cross-sectional study was conducted in 1 339 train drivers (including 289 passenger train drivers, 637 freight trains drivers, 339 passenger shunting train drivers, and 74 high speed rail drivers) from a Railway Bureau depot. The survey included individual fa...

Journal: :E3S web of conferences 2021

With the rapid development of China's high-speed railway (HSR), there are also many problems. For example, in classification and calculation HSR transportation costs, is a lack reasonable cost statistical methods. There types train currently running on (mainly G D trains). differences speed, load energy consumption different trains. The resulting infrastructure usage costs vary. However, all cl...

2015
Jiang Liu Bai-gen Cai Gang Xu Gao-feng Sun

The energy consumption modeling and the optimization solution for the traction control of high-speed trains are addressed in this paper. Based on the analysis of the operation process, an improved train traction analysis with the multi-mass modeling approach is presented, and the corresponding energy consumption model is investigated. By considering the issues of the passenger comfort and trave...

2016
Qianwen Yin Jasleen Kaur

Tools for estimating end-to-end available bandwidth (AB) send out a train of packets and observe how inter-packet gaps change over a given network path. In ultra-high speed networks, the fine inter-packet gaps are fairly susceptible to noise introduced by transient queuing and bursty cross-traffic. Past work uses smoothing heuristics to alleviate the impact of noise, but at the cost of requirin...

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