搜索结果: 1-8 共查到“交通运输工程 calculation”相关记录8条 . 查询时间(0.156 秒)
The calculation and measurement of the natural frequencies of the bucket wheel excavator SchRs 1320/4x30
bucket wheel excavator natural frequencies accelerometer modal analyses frequency ANSYS measuring Fourier transformation
2010/10/29
Natural frequencies and shapes are the basic dynamic properties of each structure. On the basis of their knowledge, the sensitivity of the structure to a dynamic load could be estimated. While designi...
Calculation of Transit Performance Measures Using Smartcard Data
Transit Performance Measures Smartcard Data
2009/10/16
Smartcard automated fare collection systems (SCAFC) for transit have been considered
primarily for their administrative function of controlling access to the service
and for revenue management. Howe...
Calculation of Shear Rate on Asphalt Binder in The Superpave Gyratory Compactor
Asphalt Superpave Superpave gyratory compactor Viscosity Mixing Compaction
2009/10/12
Most modified asphalt binders show pseudoplastic characteristics and their viscosity values depend on shear rate. The calculation of compaction temperatures for Superpave gyratory compactors (SGCs) de...
Research on the compatibility of the calculation methods of rolling-stock brakes
railway interoperability passengers and freight wagons braking distance braked mass methods of calculating brakes
2010/11/1
One of the main tasks approached by the European Union is the liberalisation of railway transport service market. The foremost problem solved in this paper is the interoperability of various railway s...
Analysis of calculation methods used for accuracy evaluation of the results of road accident examination
examination of road accidents method of calculation error of calculation car maneuver probability of impact-to-pedestrian
2010/11/1
For examination of road accidents often calculations are being performed according to mathematical equations having many variables, real values of which are of stochastic nature and they depend on man...
The model of harmful ejections dissemination of the transport flows made on the basis of the calculation of the turbulent diffusion equation
transport flow toxic gases fine dispersed particles harmful air pollution dissemination model the equation of turbulent diffusion
2010/11/2
Toxic gases and fine dispersive particles are pumped out into the atmosphere from a transport flow. The particles sizing less than 10,0 micro metres (РМ10-2,5) remain in the suspension for a long time...
The investigation and peculiarities of calculation of transport machine elements made of austempered ductile iron
fatigue crack growth threshold stress intensity tooth gear ductile iron compact specimen
2010/11/2
In this article the statical and cyclical strength investigations of austempered ductile cast iron (ADI) are presented. ADI material becomes more and more popular. Ductile iron is lighter than steel a...
New methods of calculation of railway exploitation expenses
railway exploitation expenses calculation railway facility
2010/11/4
New methods of calculation of railway exploitation expenses.