Driving resistance from railroad trains
Methods 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.
Подобные документы
The method of aerodynamic condition of the aircraft on the thermal fields was developed. There are identified diagnostics the regularities of formation of temperature gradients in the boundary layer of air that occurs after damage of external contours.
статья, добавлен 10.12.2016The problem of optimization of the process of vessel repair by using economic models that would provide a shipping company within a free market and full liberalization of the tramp shipping a sustainable position at the relevant local freight market.
статья, добавлен 28.09.2016Принцип работы, достоинства и недостатки форсунки электромагнитного типа и топливной системы Common-Rail. Впрыск топлива в цилиндр под высоким атмосферным давлением. Дополнительные расходы топлива, учитываемые при расчете производительности насоса CR.
презентация, добавлен 26.04.2018The 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 29.03.2014The problem of the stability of a dump truck, both when unloading and when driving. Modes of operation with different values of the angle of inclination of the supporting surface of the movement. Application of numerical methods and mathematical modeling.
статья, добавлен 23.07.2021The 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 02.07.2014История создания и принцип действия системы впрыска топлива Common Rail, применяемой в дизельных двигателях. Работа системы впрыска топлива, особенности ее устройства. Техническое обслуживание системы впрыска, техническое обслуживание и регулировки.
курсовая работа, добавлен 21.12.2020The 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.
статья, добавлен 20.03.2016Изменение разряжения в топливопроводе системы питания common rail в зависимости от пробега автомобиля. Контроль остаточного ресурса фильтра тонкой очистки, прогноз вероятности его отказа. Замена фильтра непосредственно по показаниям калибратора давления.
статья, добавлен 20.05.2017The article tackles new technologies impact on urban transportation and gives some projections on how the future of urban passenger transit would look like. The impact of new technologies will contribute to the obsolescence of the public urban transport.
статья, добавлен 06.04.2019Studies of the electric drive features with indirect speed measuring associated with the presence of the positive current feedback, with the significant voltage feedback pulsations in DC motor and with display of instability of the induction motor.
статья, добавлен 23.03.2016Effects of noise - a major problem of the turbojet-powered commercial aircrafts. Sleep disturbance and noise influence on health. Noise measurement and rules. Duct lining calculation. Tupolev 154M description and the methods for suppressing jet noise.
курсовая работа, добавлен 25.11.2012The 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 calculation of constructive parameters of unmanned aerial vehicle at their application with springboard. Analyze of the constructive peculiarities of such springboard. Working of constructive scheme of device for unmanned aerial vehicle takeoff.
статья, добавлен 22.12.2016Justification of technology attachment and choose the best option. Creating graphs recruitment mount for idealized cases using modern automated methods of calculation. Technologies of working trench by the special method for shallow subways’ stations.
статья, добавлен 22.01.2017Principles 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 25.03.2016The history of aviation from the earliest kites and attempts at tower jumping to supersonic, and hypersonic flight by. History of cabin crew. Airport: ownership and operation, products and services, cargo and freight services. Airports traffic pattern.
отчет по практике, добавлен 08.04.2014London's transport forms: underground (first metro system in the world, having begun operations in 1863), tramways, roads, cycling and buses. History of London Passenger Transport Board and The Barclays Cycle Hire scheme. The meaning of Heathrow airport.
доклад, добавлен 07.10.2013The using of Transport Corridor Europe Caucasus Asia as a stimulant to unfold transit potential in Ukraine in multi-modal freight transport. Advantages and weaknesses of the corridor segments and also looks at the competition with alternative routes.
статья, добавлен 27.08.2016Техническое описание двигателя 4ЧН10,5/13. Описание системы впрыска Common Rail. Расчет рабочего цикла двигателя внутреннего сгорания. Конструкция и работа топливной форсунки с пьезоуправлением. Описание систем обслуживающих двигатель 4ЧН 10.5/13.
курсовая работа, добавлен 29.04.2013Классификация систем топливоподачи дизельных двигателей. Топливо и смесеобразование, классическая топливная система дизелей. Форсунки и насос-форсунки, система Common-Rail для двигателя. Подача определенного количества горючего в заданный момент времени.
реферат, добавлен 05.06.2016Ensuring 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 19.02.2019Описание путей повышения рабочих характеристик дизельных двигателей. Анализ возможностей снижения расхода дизельного топлива, повышения мощности и понижения токсичности выхлопных газов двигателей. Преимущества и недостатки системы впрыска Сommon rail.
статья, добавлен 10.03.2019The 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 26.09.2016Вимоги до конструкції вагонів нового покоління. Дослідження тертя в системі "кузов–візок" за методом чисельного інтегрування та математичного моделювання динамічної завантаженості вагону з використанням програмного комплексу "Dynamics of Rail Vihscles".
статья, добавлен 30.01.2016