列车阻力

低气压和低气温均构成对机车轮周功率（内燃牵引时）和列车阻力的影响。

Low atmospheric pressure and temperature of surrounding air are both effected to locomotive output power at wheel rim and train resistance with diesel traction .

空气阻力是高速列车阻力的主要组成部分，粘性流体力学的分析表明空气阻力的决定因素是速度分布场中的边界层部分，特别是低层部分。

Air resistance is an important part of composing the high-speed train resistance . The analysis on glutinosity hydrodynamics indicated that the boundary layer , especially lower parts , of velocity distributing field is determinant of air resistance .

EMS型磁悬浮列车运行阻力计算

Calculation of the electromagnetic resistance for EMS Maglev train

北京地下铁道列车空气阻力实验报告

The Experimental Report of Air Resistance in Beijing 's Subway Trains

隧道中列车空气阻力数值模拟研究

Study on Numerical Simulation of Aerodynamic Drag of Train in Tunnel

高速铁路双竖井隧道列车空气阻力计算

Aerodynamic Drag Calculation of the High-speed Train Running in Tunnel with Double Shafts

高速列车空气阻力试验研究

Experimental Investigation on Aerodynamic Drag of High Speed Train

井下列车正面阻力的测算与分析

Measurement and Analysis of Front Resistance of Underground Locomotives

对货物列车起动阻力的探讨

The exploring of starting resistance of freight train

隧道中高速列车空气阻力的水流模型实验

Experimental Investigation of Hydraulic Model for Aerodynamic Drag of High Speed Train in Tunnels

列车基本阻力的思考

Ponderation on Railway Train Basic Resistance

本文对高速列车空气阻力进行了试验研究和分析。

The experimental investigation and analysis on aerodynamic drag of high speed train are performed in the article .

列车附加阻力计算中计入列车长度的辨析&兼对《牵规》中曲线附加阻力条文的讨论

Analysis of Additional Resistance Calculation Considering the Length of the Train & and Discuss of the Curve Additional Resistance Clause in the Traction Regulations

计算了车头车尾的压差阻力，分析了列车克服阻力高速运行时的热积聚现象，得到了系统的经济运行参数。

The pressure drag between headstock and tailstock is calculated as well . Heat accumulation phenomenon is analyzed when the train moves at high speed by overcoming resistance .

减小列车空气阻力和降低列车交会压力波，既矛盾又统一，列车气动头部外形设计需要综合考虑各种因素。

The aerodynamic shape design of train head should consider all kinds of factors because the relation between reducing aerodynamic drag and air pressure pulse may be conflictive and uniform .

在高速列车空气阻力计算中，多竖井隧道的列车空气阻力计算比较复杂，其难点在于多竖井的活塞风计算。

It is very complex to calculate the aerodynamic drag of high-speed train running in railway tunnel with multi - shafts . And the difficulty is to calculate the velocity of piston wind .

列车气动阻力经验公式的相似理论推导

Similarity Theory Deduction of Train Aerodynamic Drag Experimental Formulas

高速磁浮列车气动阻力性能数值模拟与参数化评估

Numerical simulation and parameterized investigation of aerodynamic drag performances of high-speed maglev trains

列车气动阻力问题的实验研究

Investigation of Aerodynamic Drag Problems of Railway Trains

隧道中列车头部空气阻力的简化计算

Estimation of Aerodynamic Drag of Locomotives in Tunnels

将列车运行基本阻力以函数的形式分别加载到各车上。

The basic running resistance of the train is loaded on each car as the function of speed .

文章从分析列车气动阻力入手，结合现有试验数据，建立了我国铁路货车、客车及机车的单位基本阻力系列试用公式。

By analysing train aerodynamic drag and considering existing experiment data , the paper sets the series trial formulas of unit basic resistance for railway freight cars , passenger cars and locomotives in China .

分析结果表明，增加流线型头部长度是减小气动阻力的有效途径；整体长细比能较好地反映流线型头部对列车气动阻力性能的影响。

Investigation result shows that increasing the length of streamlined nose is one of the effective ways to decrease train aerodynamic drag , and the total slenderness ratio can well reflect the streamlined configuration influence on train drag .

研究结果表明，在横风天气下，高速列车升力和阻力都随侧风风速的增大而增大，侧向力和升力急剧增大，有可能导致列车失稳甚至倾覆。

Results show that in the cross-wind weather , the lift and side forces of high speed train increase with the cross wind speed . With increasing side force and the lift force , it is possible to cause the train instability and even overturning .

根据实测和理论分析，得出了列车的正面阻力系数，并对运动正面阻力物的正面阻力计算公式进行了修正，为矿井通风设计、通风系统改造和瓦斯管理提供了具有一定实用价值的依据。

Abstract From practical measurement and theoretical analysis the author derives front resistance coefficient of a loco and modifies the formula for front resistance computation of a moving object , which provides a basis of certain practical value for mine ventilation design , ventilation system reform and gas management .

提速列车车厢减小空气阻力风洞实验研究

Wind Tunnel Experimental Investigation of Decreasing Aerodynamic Drag of Increasing Speed Train

列车风挡对空气阻力影响的数值模拟研究

Numerical simulation research on train aerodynamic drag affected by the train windshield

列车制动与道床阻力对钢轨纵向力的影响分析

The Effects of Train Braking and Ballast Resistance on the Longitudinal Force in Rail

列车受到的空气阻力和侧向力较大，升力相对较小。

The air resistance and lateral force are larger , while the lift force is minor relatively .

采用数值模拟方法研究了列车风挡对空气阻力的影响。

The numerical simulation research on aerodynamic drag of train affected by the train windshield configuration is performed in this paper .