搜索结果: 1-15 共查到“交通运输工程其他学科 Investigation”相关记录17条 . 查询时间(0.109 秒)
Investigation into the mechanical properties and metal creaks of a diesel locomotive wheel
diesel locomotive wheel-set wheel metal metal cracks hardness chemical composition wear
2010/10/29
After JSC ‘Lithuanian Railways’ (AB ‘Lietuvos geležinkeliai’) bought new Siemens ER20 CF locomotives produced in Western Europe and brought them into service, some of them have already done about...
Flying is the safest way to travel: How aviation was a pioneer in independent accident investigation
Flying travel aviation independent accident investigation
2009/9/29
Independent investigations of aviation accidents and incidents have been broadly accepted within the aviation sector throughout its history as a valuable tool to enhance safety. Such investigations en...
Investigation into the stability of driving an automobile on the road pavement with ruts
automobile dynamics 3D dynamics model roughness ruts interaction stability criterion numerical method
2010/11/1
The article reviews the stability of an automobile on the road pavement with ruts. The problems of road safety depend on many factors. One of those is the quality of the road surface. Big heavy lorrie...
Investigation of traffic-induced vibration in Vilnius Arch-Cathedral Belfry
dynamic experiment dynamic loading traffic accelerations response spectra historical heritage
2010/11/1
The influence of city traffic-induced vibration on Vilnius Arch-Cathedral Belfry is investigated. Two sources of dynamic excitation are studied. Conventional city traffic is considered to be a natural...
Investigation of potential deformations developed by elements of transport and pedestrian traffic restricting gates during motor vehicle–gate interaction
gate finite elements motor vehicle interaction deformation traffic event computer-run simulation
2010/11/1
The mathematical model of transport and pedestrian traffic restricting gate is designed. One section of the gate restricted the traffic of motor vehicles while the other limited the traffic of pedestr...
Laboratory investigation of tyre sliding grip coefficient
grip grip coefficient tyre performance
2010/11/2
The paper presents the results of a laboratory investigation on the variation of the tyre sliding grip coefficient depending on the tyre construction, the air pressure, the vertical load and the wheel...
Investigation of hydrodynamic processes of the extinguishing device
extinguishing device gas liquid dynamics recoil force numerical methods
2010/11/2
The main aim of the investigation is to develop an approach to investigate hydrodynamic processes in the extinguishing device. The mathematical model of the extinguishing device is presented where the...
Investigation of the construction of probabilistic low cycle fatigue design curves at strain cycling
low cycle fatigue structural materials strain cycling
2010/11/2
Probabilistic methods are based on the use of statistical data about mechanical characteristics and lifetime at cyclic loading of a material. In this investigation statistical low cycle fatigue tests ...
Investigation of the interaction of an automobile wheel with a vertical obstacle
interaction wheel automobile vertical obstacle tire dismantling equivalent speed
2010/11/2
Collision of automobile wheels with a vertical obstacle as a result of which the wheel tire gets dismantled is considered in the present article. The required force and the minimal speed of driving wh...
Experimental investigation of the braking process of automobiles
automobile ABS braking dynamics experimental investigation
2010/11/2
The present article depicts the results of investigation of the braking parameters of automobiles equipped with ABS and without ABS. The values of the automobile deceleration, the increase of the dece...
Investigation of properties of lubricants in locomotive Diesels
lubrication quality quality criteria optical density
2010/11/2
This paper describes experimental investigation of lubricant properties used in locomotive engines. The workbench for experimental investigation is described, which presented theoretical background a...
Investigation of dynamic models of independently rotating wheels of wagons
independently rotation wheels system wearing characteristics modelling of truck motion lateral displacement of wheel-set
2010/11/2
The article deals with the modelling of independently rotating wheels (IRW) systems for wagons. The research work of the intensity of rolling stock wheels rims and flanges is observed. The main perfo...
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...
Investigation of Informational technologies in freight
informational technologies transport regulations codification system dangerous goods search system
2010/11/2
This article examines types of informational technologies application problems, shows their scheme, observes basic data structures of technological problems, principles and methods of modeling these s...
Development of pipe crawling robots with vibratory drives and investigation of their kinematic parameters
a pipe crawling robot a vibratory drive a vibratory impulse drive a vibratory pneumatic drive piping system dynamic model
2010/11/3
In the article the classification of pipe crawling robots with vibratory drives is presented, their advantages and imperfections are reviewed. The schemes of the construction of a pipe crawling robot ...