Summary. The article presents the results of studies of freight transportation by unit trains. The article is aimed at developing the methods of the efficiency evaluation of unit train dispatch on the basis of full-scale experiments. Duration of the car turnover is a random variable when dispatching the single cars and group cars, as well as when dispatching them as a part of a unit train. The existing methodologies for evaluating the efficiency of unit trains' make-up are based on the use of calculation methodologies and their results can give significant errors. The work presents a methodology that makes it possible to evaluate the efficiency of unit train shipments based on the processing of results of experimental travels using the methods of mathematical statistics. This approach provides probabilistic estimates of the rolling stock use efficiency for different approaches to the organization of car traffic volumes, as well as establishes the effect for each of the participants in the transportation process. СОВЕРШЕНСТВОВАНИЕ МЕТОДОВ ОЦЕНКИ ЭФФЕКТИВНОСТИ МАРШРУТИЗАЦИИ ЖЕЛЕЗНОДОРОЖНЫХ ПЕРЕВОЗОКАннотация. В статье представлены результаты исследований перевозок грузов по железной дороге отправительскими маршрутами. Целью статьи является разработка методов оценки эффективности маршрутизации перевозок на основании натурных экспериментов. Продолжительность оборота вагонов как при отправлении одиночных вагонов и групп вагонов, так и при отправлении их в составе отправительских маршрутов представляет собой случайную величину. Действующие методики оценки эффективности формирования отправительских маршрутов основываются на использовании расчетных методов и их результаты могут давать существенные погрешности. В работе представлена методика, позволяющая оценить эффективность маршрутизации перевозок на основании обработки результатов опытных поездок с помощью методов математической статистики. Такой подход позволяет получить вероятностные оценки эффективности использования подвижного состава при разных методах организации вагонопотоков, а также установить эффект для каждого из участников перевозочного процесса.
Purpose. The main purpose of the article is to improve the simulation model of railway direction to evaluate the use of carrying capacity by separate trains. Methodology. The paper deals with the evaluation of the carrying capa-city of railways used at the railways of Ukraine, the European Union, and the USA. It is noted that the reform of the railway transportation market will cause an increase in the quality requirements for the evaluation of the carrying capacity used by trains of various carriers. As the main method for evaluating the carrying capacity in the work, the methods of traction calculations, the organization of movement at railway transport and simulation modeling were used. Findings. The authors developed a simulation model of the railway direction, which reflects both the structure and the interaction of its individual elements. The model includes train model, model of railway infrastructure, mo-del of traffic management, information model. Simulation of the direction functioning is carried out by stages. At the first stage, the movement simulation of single trains is performed. At the second stage, occupation coordination of the railway infrastructure of stations and runs by trains is carried out. Departure of trains to the run is carried out with the possibility of ensuring the permissible intervals between the data, as well as the previous and subsequent trains, the developed model is implemented in the form of the «Traffic Schedule» program. Originality of the work lies in the fact that it proposes an improved simulation model of the railway direction, which reflects the process of trains passing through the sections and railway stations and makes it possible to evaluate the influence of the carrying capacity use degree on the train movement duration. Practical value. The results obtained in this work allow us to estimate the influence of trains that run according to schedule on the conditions for passing the trains that run without schedule.
Purpose. Digitalization of business processes and implementation of transparent and effective electronic services for the provision of administrative services is one of the key state priorities of Ukraine, the realization of which contributes to European integration processes and sustainable development of the country by reducing corruption risks in all sectors of the economy and social sphere. One of the main tasks that arises when solving this problem is the introduction and use of modern information technologies and electronic document management in road transport. In this regard, the paper analyzes the functionality of the existing information systems on the road transport market of Ukraine and considers the procedure for their use in the organization of transportation. Methodology. During the research, methods of analysis and expert evaluation were used to study the main functionality and the order of application of information systems for the organization of road freight transportation. Results. Currently, a number of electronic services and systems, such as Shlyah, eChherga, WiM, have been successfully implemented and operated in Ukraine for the organization of road transport. The e-TTN electronic document management system is at the final stage of implementation. Scientific novelty. The obtained results of the analysis of the functionality and the order of use of modern information systems for the organization of road transportation of goods allow to perform a scientific and economic evaluation of the choice of software products for solving operational logistics problems and improving the efficiency of the transport process. Practical significance. The presented research results can be used to organize and optimize the process of cargo transportation by road transport of Ukraine.
В. О. БАЛАНОВ (Дніпропетровський національний університет залізничного транспорту імені академіка В. Лазаряна) ОГЛЯД РАЦІОНАЛЬНИХ ШЛЯХІВ РОЗВИТКУ ЗАЛІЗНИЧНИХ ПЕРЕВЕЗЕНЬ МІЖНАРОДНИМИ ТРАНСПОРТНИМИ КОРИДОРАМИ В статті проведено визначення раціональних шляхів і практичних заходів по розвитку пасажирських і вантажних перевезень міжнародними транспортними коридорами. Для досягнення цієї мети були розглянуті та проаналізовані наукові роботи по цьому питанню. Ключові слова: транспортний коридор, інтеграція, інтермодальні та інтероперабельні перевезення, сполучення, транспортна логістика. В статье проведено определение рациональных путей и практических мероприятий по развитию пассажирских и грузовых перевозок международными транспортными коридорами. Для достижения этой цели были рассмотрены и проанализированы научные работы по этому вопросу. Ключевые слова: транспортный коридор, интеграция, интермодальные и интероперабельные перевозки, сообщения, транспортная логистика. In the article the definition of rational methods and practical measures for the development of passenger and fr ight transport corridor. To achieve this objective were reviewed and analyzed research papers on this issue.
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