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Vol 2, No 4 (2023)
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MISCELLANEA

VEHICLES AND ROLLING STOCK

1-9 353
Abstract

On the way of decarbonization of certain sectors of the economy, new types of climate risks arise, and associated losses as a result of actions by the public and private sectors aimed at containing these changes, and not at adapting industries to climate change. Measures for decarbonization of motor transport are considered. The most effective of them in the medium term are measures to diversify the use of natural gas, traction electric drive and hydrogen fuel cells as energy sources. The key organizational, technological and economic problems that hinder the widespread use of these alternative energy sources in road transport are highlighted. The requirements for achieving the competitiveness of cars with traction electric drive and hydrogen fuel cells in comparison with oil-fueled cars are formulated.

It has been established that the total gross GHG emissions of the Russian vehicle fleet in 2050, the expected number of which will decrease from 59.8 to 51.7 million units compared to 2021, may amount to 126.8 million tons of CO2 equivalent, which is 28.5 % less than in 2021. Compared to previous projections, the value of total GHG emissions from the vehicle fleet in 2050 will lag behind by about 5 years. At the same time, the vehicle fleet in 2050 will be dominated by automatic telephone exchanges with internal combustion engines on hydrocarbon fuels (liquid, gaseous). Only after 2045, the share of sales of electric vehicles of all types can exceed the share of sales of these types of automatic telephone exchanges with internal combustion engines [1].

1-13 239
Abstract

In the context of innovative development of modern economy, innovative ideas in the field of transport, which are indicators of trends in the development of transport systems, are considered. The attention is focused on the current trends of individualisation of vehicles, greening of transport and increasing traffic speeds. The aim of the study is to analyse specific examples of the implementation of these trends. The scientific novelty of the author’s approach refers to the identification of “weak signals” in the analysis of transport innovations, indicating the emergence and development of promising trends.

The authors used actual materials devoted to transport innovations, Internet information sources, and scientific literature. Foresight methodology was applied.

Examples of innovative developments within the framework of the trends under consideration have been analysed. It is revealed that these trends are often combined with each other within the framework of specific transport vehicles and technologies, which generates synergistic effects important for the transport industry and the economy as a whole.

The analysis of transport innovations has shown that individualisation, greening and increasing vehicle speeds have become important conditions for the effective functioning and development of the transport industry. These trends exist both in isolation and in combination with each other. The combination of different trends in one vehicle or technology allows not only to bring the transport industry to a qualitatively higher level, to create new transport systems and products with the necessary consumer characteristics, but also to increase the economic efficiency of transport-related industries and the economy as a whole.

TRANSPORT INFRASTRUCTURE

1-6 268
Abstract

The article presents the possibility of obtaining geometric parameters of an flyover passing through a railway using ground–based laser scanning technology using modern equipment Leica Scan Station C10. The practical significance of using the chosen method lies in the fastest and most convenient scanning of the object, reducing production costs and, of course, high accuracy of the spatial data obtained necessary for the reconstruction of the flyover. A study of the use of ground-based laser scanning technology to obtain spatial data of the flyover was conducted, as a result of which the advantages of the chosen method were revealed. Also, based on the data obtained, a comprehensive three-dimensional model and two-dimensional drawings were prepared, such as the facade of the flyover, its plan and drawings of transverse profiles. Thanks to the compiled drawings and models of the bridge structure passing through the railway, the design work on the reconstruction of the facility has become much easier and more efficient. The presented experience confirms the need to introduce modern technologies, namely ground-based laser scanning in survey activities in order to develop and detail design solutions for the reconstruction of flyovers.

ADVANCED ENGINEERING TRAINING FOR THE ECONOMY 4.0

1-7 414
Abstract

Samara State Transport University (SamGUPS) is the largest transport university in the Volga Federal District, training specialists for the country’s railway transport and for many other areas of the national economy.

The institution was founded in 1973 as the Kuibyshev Institute of Railway Transport Engineers, primarily to meet the need for highly qualified engineering staff of the Kuibyshev Railway, one of the largest railway enterprises of the USSR.

In 1991, in connection with the renaming of the city of Kuibyshev and the return of its historical name Samara, the university was renamed Samara Institute of Railway Transport Engineers (SamIIT).

Over the past period the higher education institution has consistently raised its academic status — first to the Academy, becoming Samara State Transport Academy, and in 2007 — winning the right to be called Samara State Transport University.

The article presents the main goals and objectives of the university and the achieved results of the university development, tells about the interaction of Samara State University of Railway Transport with related branch and engineering universities in our country and abroad, tells about the interaction with transport, construction and infrastructure enterprises in the cities of the region.

TRANSPORT ECOSYSTEM: SOCIETY, STATE, AND GLOBAL CHALLENGES

1-13 487
Abstract

Today, about 59,000 km of specialised high-speed railway lines are in operation worldwide, about 20,000 km are under construction, and more than 50,000 km are planned to be commissioned. The maximum commercial speed of passenger trains has increased to 350 km/h. The world’s first high-speed freight trains have been designed and put into trial operation. Mastering advanced technologies in the field of high-speed railway transport, as before, is an indicator of the country’s development level. The construction of high-speed lines (HSL), along with others, solves an important problem on a global scale — it makes a significant contribution to environmental protection.

We used the materials of reports and papers published on foreign information platforms; the results of the research work of Russian scientists and engineers in the field of increasing train speeds.

In the BRICS countries, construction and design work on high-speed railways is underway, but given the unique conditions of each country, the pace of development is different. China is the leader of scientific progress in this sector of the railway industry, which attracts the attention of the world scientific community, including the Russian one.

In Russia, according to the Transport Strategy up to 2030 with a forecast for the period up to 2035, it is envisaged to develop a network of high-speed railway lines with the unification of the largest agglomerations of the European part of the country into zones of two-hour accessibility.

It is necessary to continue study and improve knowledge in the field of high-speed railway transport development.



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ISSN 2949-0812 (Online)