Evaluation of high-speed track quality using dynamic simulation of vehicle-track interaction
The quality of the track as a factor for assessing the effectiveness of the vehicle track with regard to safety, quality and service trips. The parameters that define the quality of the track geometry include track and track stiffness are measured.
Подобные документы
A comparative analysis of the state of road transport safety in Poland, Slovakia and Ukraine. Introducing of the White Paper on Transport, in the European Union are taken initiatives to improve transport safety and to reduce the number of road fatalities.
статья, добавлен 27.08.2016Determination of traffic delays on unregulated pedestrian crosswalks in traffic conditions in a residential area. Using the Vissim PTV software. Traffic simulation at an intersection with a safety island, underground passage, and traffic light regulation.
статья, добавлен 24.02.2024Methods and parameters calculation resistance rail and passenger trains. Calculations and comparisons for aerodynamic, rolling and total resistance for a variety of freight trains under different loading conditions, operating speed and configuration.
методичка, добавлен 30.01.2013The history of the invention of the car. Its characteristics, structure and impact on modern society. Improving communication between people. Increasing the speed of the exchange of goods. The increase in accidents on the road, environmental pollution.
топик, добавлен 29.03.2014Use of the procedure of functional and cost analysis in the implementation of design work on the railway transport. Mathematical description of the total cost price. Developing methods for assessing the safety margin of bearing structures of freight cars.
статья, добавлен 26.09.2016История развития системы безопасности "City Safety" от Volvo. Модель "черный ящик", ее внутреннее устройство и оценка функциональности. Структурная схема исследуемой системы безопасности, анализ ее эффективности, пути внедрения и распространения.
курсовая работа, добавлен 12.05.2022Study of foreign experience in road transport safety. Characteristics of the main directions of the transport policy of a number of European states. Solving the problem of reducing traffic injuries by developing programs of an interagency nature.
статья, добавлен 08.01.2023Analysis of the road safety system of the constituent entities of the Russian Federation. Consideration of the main regulatory documents governing the activities of contractors and executive authorities in the field of servicing the road network.
статья, добавлен 28.10.2021Description of the role of aviation as a universal means of transport in the modern world. A study of the problems of modern aviation: technical, human factor, economic (taxes and charges, competitors, innovation, fuel), environmental, safety, security.
статья, добавлен 27.12.2014Principles and approaches to the construction of modern trucks, to them, and the components of the device requirements. Their dynamic properties depending on type and shape, particularly the axle loads. Stages of production of a new generation of trucks.
статья, добавлен 25.03.2016Характеристика SDK Simulation – программного пакета, симулирующего движение автомобиля по спроектированной траектории. Данные автомобиля, требуемые для симуляции движения. Симуляция действий водителя в различных ситуациях на дороге (поворот, неровность).
курсовая работа, добавлен 19.11.2017Ensuring the safety and driving comfort, reducing the number of traffic accidents. Develop road signs to warn cyclists. Use of multicomponent polyurea labeling technology for motorway coatings. Increased durability of retro-reflection of road markings.
статья, добавлен 19.02.2019Создание Дж. Кейси курьерской фирмы, ее стремительный рост и преобразование в крупную транспортную компанию "United Parcel Service", оказывающую услуги по доставке грузов и документов по всему миру. Основные принципы и система менеджмента организации.
реферат, добавлен 15.02.2012Existing airline reservation services at airlines. Development of the Air-Ticket Booking Service application on the Eclipse and MAMP platforms using the object-oriented Java language and the Entity-Relationship database model for employees and passengers.
дипломная работа, добавлен 28.11.2019The issues of statistical evaluation of goods delivery schedule efficiency. Classification, stochastic analysis of the costs associated with delayed delivery are set. Stochastic model to assess the deviation of the actual delivery time from the minimum.
статья, добавлен 26.09.2016Характеристика транспортной инфраструктуры в Японии. Общий анализ видов транспорта: железнодорожного, автомобильного, морского, воздушного и метро, их уровень развития и автоматизация. Принцип работы интеллектуальной транспортной системы ITS-Safety 2010.
статья, добавлен 23.12.2014The study of numerical solutions of the system of equations of turbulent transport, allowing to land in the atmosphere and on a large scale. Consideration of numerical modeling of turbulent transport of air pollutants in a region with several roads.
статья, добавлен 27.04.2017Дослідження конструктивних рішень задніх стінок скрепера у CAD Solid Works Simulation напруженого стану задньої стінки. Використання поляризаційно-оптичного методу при моделюванні процесу розвантаження ковша. Розробка конструкції задньої стінки скрепера.
статья, добавлен 22.01.2017Sound like the result of pressure changes in a medium, caused by turbulence. Maximum permissible industrial noise levels by Occupational Safety and Health Act. Schematic of airport runway showing approach, and sideline noise measurement stations.
контрольная работа, добавлен 06.09.2015Analysis the efficiency of public transport passenger control based on online services, video recorders and GPS technology. The automated means of monitoring the bus load. Methods for assessing the professionalism of urban and intercity transport drivers.
статья, добавлен 23.02.2021Theoretical and methodological approaches to the assessment of transport infrastructure in terms of their impact on the development of regions. The criterion and methodological tool for assessing the level of transport accessibility of the region.
статья, добавлен 11.07.2018The competitive advantage of marine CNG routes over other non-pipeline gas transportation processes. The economic parameters for marine transportation of Gas from Eastern Med. to Europe and far East. Main methods of transportation of natural gas.
статья, добавлен 24.02.2016The study of parametric diagnostics of gas turbine engines. Based on the thermodynamic model, the observation variables of the operating conditions and engine parameters. Calculation of levels of deviations between the actual and base engine submissions.
статья, добавлен 27.10.2016Calculation of air cargo terminal technical parameters. Determination of warehouse overall dimensions. Technological process of transfer goods in ULD on IAL handling. Loading characteristics of the aircrafts. The data of the standard packaging (ULD).
курсовая работа, добавлен 21.10.2013The derivation of the six degree of freedom equations of motion. The Earth model, its kinematic parameters. An analytical solution in the discrete time interval. Choosing a single reference condition for gain calculation. Aircraft device deployment.
учебное пособие, добавлен 02.07.2014