搜索结果: 1-12 共查到“交通运输工程 Train”相关记录12条 . 查询时间(0.109 秒)
Physical Activity and Use of Suburban Train Stations:An Exploratory Analysis
Physical Activity Suburban Train Stations Exploratory Analysis
2009/10/19
Physical inactivity contributes to a growing proportion of illness and premature
death in the United States. Only about 45 percent of Americans meet the recommended
national standard for physical ac...
System analysis of train operations and track occupancy at railway stations
System analysis train operations track occupancy railway stations
2009/9/29
A system analysis approach is presented for investigation of train operations in railway stations based on network, timetable and train detection data. The estimated blocking times, buffer times and t...
A mathematical model of train continuous motion uphill
heavy freight trains track line gradient locomotive tractive force train continuous motion coefficient of adhesion
2010/11/1
The determination problem of adhesion coefficient of locomotives’ wheels with rails is described in this paper. The use of methods of mathematical statistics and theory of probability provides wider p...
Train Accidents Decline for Second Year in a Row Preliminary 2006 Safety Data Show
train accidents Rail Safety Action Plan
2007/3/9
March 7, 2007，The number of train accidents declined for the second year in a row and there were fewer highway-rail grade crossing collisions according to preliminary 2006 rail safety data announced t...
Evaluation of Ankara – Istanbul high speed train project
transportation policies railway transport high speed train market study Turkey
2010/11/1
Many countries have been carrying out some changes in their transportation policies for the sake of environmental and economical considerations. These circumstances have also affected Turkey to change...
New Fatigue Study Findings Focus on Train Crew Work Schedules to Reduce Human Errors that Cause Train Accidents
Train Train Accidents
2006/12/6
November 29, 2006,As part of an ongoing effort to target the highest risks and major causes of train accidents, the Federal Railroad Administration (FRA) is releasing a study which provides a strong s...
Determination of extreme train running parameters along a railway line segment
train running optimization train-car parameters energy consumption
2010/11/2
It is possible to select train-car draft mass and traction vehicle parameters for technical speed along segment in such a way that unitary total energy consumption related to train-car mass would be...
Algorithm for optimal correction of train traffic schedule
train traffic additional train optimization overall expenditure methodology algorithm
2010/11/2
The article analyses the problem of train traffic schedule optimal addition according to minimum overall expenditure criteria. The task is to analyze optimal insertion of an additional train track int...
The model of allotments booking in a shuttle train
allotment stochastic model shuttle train transport unit
2010/11/2
The article presents the model of allotments booking for trucks or containers in shuttle trains. This model could be used in practice if railway companies sale free allotments in rolling stock for for...
The application of a fuzzy algorithm for the determination of the shortest chain to correct disorganized train traffic
traffic control railway mathematical model shortest chain uncertainty algorithm
2010/11/2
The problem of the correction of the disorganized train traffic schedule is analyzed (aiming to minimize general costs related to the expenditure of energy and time wasted by people and equipment). Di...
Influence of standards development in railway line design on train speed
standards development railway line design train speed
2010/11/4
Influence of standards development in railway line design on train speed.
The significance of train traffic graphs and the principles of their formation are discussed. The motion of every train is described by its schedule. Elements of traffic graphs are analysed thoroughly...