maglev train

1. Demolition to clear the way for the Mentougou subway line will start in September despite public fears about radiation from Beijing's first Maglev train.

2. Maglev technology uses powerful magnets to suspend a train above its rails and drive it forward at high speed.

3. The maglev train has a minimum turning radius of 50 meters and can easily run in residential communities or on hilly slopes.

4. Maglev trains operate on the principle of a magnetized train that floats on a magnetic field and is propelled by a linear induction motor.

5. In Shanghai, the Maglev Train that links Pudong Airport to a subway interchange is fast and quiet.

6. Earlier tests also show the low speed maglev train emits almost no radiation, he said.

7. It only takes eight minutes for a Maglev train to reach the airport from the station with its peak speed hitting 430 kilometers per hour.

8. The maglev train is developed by a maglev research team of the university, one of China's key engineering universities.

9. A ride on the Shanghai maglev train gave me an experience worth remembering.

10. A maglev train on a trial run crashed in Germany last year, killing 23 people.

1. maglev train什么意思

1. As a newly—style vehicle on the land, maglev train has been put into practice successfully.
磁悬浮列车作为一种新型地面交通工具，已经在实践中得到了成功的应用。

2. Numerical re sults show that the ride comfort of the maglev vehicle is much better than that of the wheel/rail vehicle, especially in the situation of extraordinary high-spe ed operation, the dynamic effect on bridge of the maglev train is smaller than th at of the wheel/rail train only when the span length of bridge is below 22 m, but for the bridge with middle and large spans the dynamic effect of the maglev tra in will be stronger than that of the wheel/rail train in high-speed operations.
结果表明：磁浮列车在高速特别是超高速运行条件下的乘坐舒适性明显优于轮轨高速列车；磁浮与轮轨高速列车作用于轨道的每延米荷载大体相当；高速磁浮列车对小跨度(22m以下)桥梁的动力作用小于轮轨高速列车，而对中等跨度尤其是大跨度桥梁，轮轨高速列车较高速磁浮列车具有明显的优越性。

3. maglev train的反义词

3. Based on VP, this paper has done a series of work on the dynamics and kinematics simulation of the medium-speed maglev train.
本文利用虚拟样机技术对中低速磁浮列车进行了一系列运动学和动力学的仿真分析。

4. Based on the foundation of the virtual prototype model of the medium-speed maglev train, using the mechanical dynamics and kinematics analysis software ADAMS, this paper expatiates on the following t...
本文所建立的中低速磁浮列车虚拟样机模型以及对样机模型的仿真分析为今后的磁浮列车的运动学仿真和动力学仿真工作奠定了良好的基础。

5. Second, software programming: According to the result of calculation ahead, write PLC proceduring. This procedure mainly finish the operating control of the maglev train, which can make it automatic journey out and back after starting, and return immediately during trip in the order of operator by breaking.
第二、软件编程：根据前面的电路连接和计算结果编写PLC程序，该程序主要完成对磁悬浮列车的运行控制，可使磁悬浮列车启动后自动往返，而且通过中断使磁悬浮列车在运行途中受操作人员的指令立即返回。

6. This article presents the comprise, working concept and technical parameters of the main circuit and control circuit of the on-ground power system and onboard power system for test line of Shanghai low-speed maglev train.
对上海低速磁浮列车试验线的地面供电系统、车载供电系统的主电路和控制电路的结构组成、工作原理和技术数据进行了详细的分析和说明。

7. A scheme is put forward, which is designed for to-and-fro maglev train between two stations, and the practicable methods for each part of this scheme are discussed.
提出了适用于我国现阶段的，两站间往复式磁悬浮列车线路的ATC系统方案，讨论了各部分的组成和实现方法。

8.

8. The concept of maglev was put forward in 1962. after that it was considered to represent the future development of train technology. however, it was ill-fated.
自1962年磁浮列车概念提出后，在全世界范围内，这种被认为最能代表未来发展方向的铁路技术，一直命运多舛。

9. 1200 T in the carrying capacity of more than 80 hydraulic self-carrier has been widely used in Chinese Hudong Shipyard, and Jing Jiangsu Mida ship engineering company, Zhoushan Shipyard, Tsuneishi Group Ltd. and other large shipyard hull and Qinhuangdao-Shenyang Passenger Line Railway project, the Shanghai maglev train project, Bangladesh PAKSEY Bridge Project and Hong Kong, Malaysia Harbour projects are subject to unanimous praise.
运载能力在100-1200t的80多台液压自行式运输车已广泛用于沪东中华船厂，靖江苏美达船舶工程公司，舟山造船厂，常石集团船体有限公司等大型造船厂以及秦沈客运专线铁路工程，上海磁悬浮列车工程，孟加拉国PAKSEY大桥工程及香港，马来西亚港湾工程等，均受到一致好评。

10. maglev train

10. The influence to rotor flux oriented vector control of long stator synchronous motor and performance of high-speed maglev train brought by this error is discussed.
讨论了这一误差对于长定子直线同步电机的转子磁场定向矢量控制的影响以及对于高速磁悬浮列车运行性能的影响。

11. The high-speed maglev train which levitates form track by magnetic force and moves by linear motors is a new way for modern transport technology.
高速磁浮列车利用磁力使车体悬浮于轨道上，并采用直线电机推进高速运行，是现代交通技术发展的一条新途径。

12. Years, the company has participated in the Beijing-Guangzhou, Jingshan, Sichuan, Guizhou, Chengdu-Kunming, Beijing-Kowloon railway and several major construction and 10 in Beijing, Tianjin, stone the three major railway hub of many EXPANSION; took part in the Beijing-Kowloon, Jinpu, Jing Qin, Jingshan, Beijing-Guangzhou route four times a speed transformation of the five construction; Commitment to China's first passenger line --- Beijing-Qinhuangdao Shenyang Dedicated Passenger Line of the building; built with independent intellectual property rights of China's first maglev train test line in Changsha; also has undertaken high-rise buildings, highways, railway lines, overpasses and other projects.
50年来，公司先后参加了京广、京山、川黔、成昆、京九等数十条重要铁路干线建设和京、津、石三大铁路枢纽多次扩能改造；参加了京九、津浦、京秦、京山、京广五大干线四次提速改造施工；承担了我国首条客运专线---京秦沈客运专线的建设；修建了我国首条具有独立知识产权的长沙磁悬浮列车试验线；还多次承担高层建筑、高速公路、铁路专用线、立交桥等工程建设。

13. Be more comfortable and more reliable as well. Since the maglev rides on a magnetic wave, it has a low noise level and a diminished vibration level. This is an important consideration for the people libing in neighboring areas, particularly in a country with such high population density. Low maintenance is another advantage of the maglev train because of the fact that the maglev has no moving his factor virtually eliminates guideway wear and tear and prevents costly break-downs. In addition, much less time will be spent on equipment inspection, track repair, and parts replacement.
更舒服和更可靠的，因为well.since磁浮乘坐磁力波，它具有低噪声水平，并减少了振动level.this是一个重要的考虑因素，为人民谋兵在周边地区，尤其是在几个亚洲国家，例如高人口density.low维修时，另一个好处的磁浮列车，因为这一事实，即磁悬浮没有任何运动他的因素，几乎完全消除了导轨磨损和防止昂贵的突破downs.in此外，少得多的时间将花在设备检查，轨道维修与零件更换。

14. Be more comfortable and more reliable as well. Since the maglev rides on a magnetic wave, it has a low noise level and a diminished vibration level. This is an important consideration for the people libing in neighboring areas, particularly in a country with such high population density. Low maintenance is another advantage of the maglev train because of the fact that the maglev has no moving motor parts or steel wheels as conventional trainsdo. This factor virtually eliminates guideway wear and tear and prevents costlybreak-downs. In addition, much less time will be spent on equipment inspection, track repair. and parts replacement.
更舒服和更可靠的，因为well.since磁浮乘坐磁力波，它具有低噪声水平，并减少了振动level.this是一个重要的考虑因素，为人民谋兵在周边地区，尤其是在几个亚洲国家，例如高人口density.low维修时，另一个好处的磁浮列车，因为这一事实，即磁悬浮没有任何运动汽车零部件或钢轮作为常规trainsdo.this因素几乎完全消除了导轨磨损和防止costlybreak - downs.in此外，更遑论时间将花在设备检查，跟踪repair.and零件更换。

15. The braking action is accomplished by changing the polarity of the train coils relative to those of the guideway coils, reversing their relationship from one of attraction between two unlike poles to one of repulsion between two like poles. Japanese National Railway System engineers believe the new maglev trains will be an improvement over the Shinkansen, Not only wll the maglev be faster than the Bullet, it willbe more comfortable and more reliable as well. Since the maglev rides on a magnetic wave, it has a low noise level and a diminished vibration level. This is an important consideration for the people libing in neighboring areas, particularly in a country with such high population density. Low maintenance is another advantage of the maglev train because of the fact that the maglev has no moving motor parts or steel wheels as conventional trainsdo.
WLL磁浮速度比子弹，它会更舒服和更可靠的，因为well.since磁浮乘坐磁力波，它具有低噪声水平，并减少了振动level.this是一个重要的考虑因素，为人民谋兵在周边地区，尤其是在几个亚洲国家，例如高手口density.low维修时，另一个好处的磁浮列车，因为这一事实，即磁悬浮没有任何运动汽车零部件或钢轮作为常规trainsdo.this因素差不多完全消除了导轨磨损和防止costlybreak - downs.in另外，更遑论时间将花在设备检查，跟踪repair.and零件更换。

16. Firstly, in this thesis the dynamic model of the low-speed maglev train is analyzed. On the analysis of the principle of electric brake and mechanical brake the structure of electric-mechanical brake control system is set up. The concept of brake task programming and electric-mechanical brake controller is put forward.
首先，本文通过分析低速磁浮列车的动力学模型，研究了低速磁浮列车电制动和机械制动的原理，分析和构建了电-机械联合制动控制系统的结构，提出了制动任务规划器和电-机械联合制动控制器的概念。

17. Based on N- S equation of the compressible viscous fluid and k-ε turbulence model, aerodynamic drag and lift coefficient at different running speeds and air pressure pulse of two trains meeting each other of the TR08 train and other three Maglev trains were calculated with finite volume method.
利用可压缩粘性流体的N- S方程和k-ε双方程湍流模型，采用有限体积法对包括TR08磁浮列车在内的4种高速磁浮列车周围流场进行数值模拟，得出磁浮列车在不同运行速度下的气动阻力系数、升力系数及列车以430 km/h运行时的交会压力波幅值。

18.

18. First, it diagnoses and analyses the maglev train's suspension system and traction system by applying the FTA and fuzzy FTA method. Furthermore, it presents the new way to solute the diagnosis searching arithmetic by building the searching matrix based on the factors such as components'key weightiness, faults happen probability, searching cost. Then it can get optimal searching sequence for seeking the reason to the faults. Second, it builds the train's rank evaluation model based on multiple hiberarchy neural networks, after it takes the strategy that set the component diagnosis and whole train fault rank evaluation into two steps. Third, it deeply analyses reliability of the maglev train's power system with function-correlated feature, by the method that combining the FTA with the Markov model. Finally aiming at maintenance ahead of the fault, it proposes the blue print for the maglev train's maintenance. What's more, it introduces the design and realization to recorder for the train run data in detail.
应用故障树和模糊故障树分析法对磁浮列车悬浮系统、牵引系统进行全面的诊断分析，提出了以部件关键重要度、故障概率、搜索代价为因素，建立搜索决策矩阵，综合排序的搜索算法；采取部件诊断和列车集中评估相结合的分层诊断策略，建立基于多重神经网络的列车故障等级评估模型；结合故障树和马尔可夫模型对具有功能相关特性的列车电源系统进行可靠性分析；着眼事前维修，提出了列车运行维护方案，并设计实现了列车运行数据记录器。

19. Based on the Navier-Stokes equation of compressible viscosity fluid and thek-εturbulence model, turbulent flow around a TR maglev train with a speed of 430 km/h was investigated using the finite volume method, and the pressure and velocity distributions of slipstream around the train were gained.
根据可压缩粘性流体Navier-Stokes方程和k-ε两方程湍流模型，采用有限容积法对以430 km/h运行的 TR磁浮列车的湍流外流场进行了数值计算，得到了列车上部、侧面和下部的列车风场特性。

20. maglev train的解释

20. Such work lay a foundation for using CAN and industrial-Ethernet to establish the maglev train control system jointly. The train bus of communication networks is realized by using Ethernet, whose prominent advantage is the high bandwidth. The vehicle bus is realized with CAN bus, which possesses strong real-time performance. The former two buses are linked with a embedded transparent gateway, which is designed in dual-processor framework, and the standard CAN bus protocol and compact TCP/IP protocol are achieved in the gateway module.
本论文研究的列车总线则采用高带宽的以太网，车辆总线采用强实时性的CAN总线，二者通过自行设计的嵌入式透明网关进行无缝连接；该网关模块采用DSP加MCU的双处理器架构，并通过C语言编程实现了标准CAN协议和经裁剪的TCP/IP协议；利用VC进行Winsock编程，在列车诊断计算机中实现了全列车范围的设备监控。