Results 21 to 30 of about 2,152,561 (262)

Building information modeling concept in bridge construction [PDF]

open access: yesE3S Web of Conferences, 2020
This article is devoted to the initial stages of formation and the prospects of development of BIM technologies, the analysis of the general trends, process of formation of uniform resource space and training of professional engineering staff for ...
Shestakova Ekaterina   +2 more
doaj   +1 more source

Reduction of negative impact on the geoenvironment using silica sol in road construction [PDF]

open access: yesMATEC Web of Conferences, 2019
Consumption and pollution of natural resources must be constantly compensated by their conservation, saving and restoration to create a balance in the ecosystem between man and nature. To solve this problem any construction process must be accompanied by
Sakharova Antonina   +3 more
doaj   +1 more source

Soling processes in technologies of civil engineering and environmental protection [PDF]

open access: yesE3S Web of Conferences, 2019
The paper deals with soling technologies in civil engineering and environmental protection. The object of the interest is silica sol coating, which is formed when a concrete article gets hard in silica sol solution, as well as the sediments of silica sol
Svatovskaya Larisa   +3 more
doaj   +1 more source

Building materials for railway sleepers intended for operation in the arctic zone [PDF]

open access: yesE3S Web of Conferences, 2023
The article shows a picture of climatic changes in the Arctic zone, presents the advantages of reinforced concrete sleepers, argues the necessity of using in the Arctic zone sleeper materials with high strength and frost resistance, high deformation and ...
Poletaev Alexander   +2 more
doaj   +1 more source

Tradition, Authority and Dialogue: Arendt and Alexander on Education [PDF]

open access: yes, 2018
In this paper I discuss two attempts to challenge mainstream liberal education, by Hannah Arendt and by contemporary Israeli philosopher Hanan Alexander. Arendt and Alexander both identify problems in liberal-secular modern politics and present
Snir, Itay
core   +2 more sources

Assessment of the energy efficiency of heat supply systems in the arctic zone of Russia [PDF]

open access: yesE3S Web of Conferences, 2023
One of the main tasks of recent years is the development of the Arctic region of Russia. This is due to the economic, political and defense interests of the country.
Kim K.K., Titova T.S., Krasnov A.S.
doaj   +1 more source

Blockchain technology as a driver of sustainable development in railway transportation [PDF]

open access: yesE3S Web of Conferences, 2023
The article attempts to provide a critical assessment of the current experience of blockchain technologies as a driver of sustainable development in railway transportation and logistics.
Pokrovskaya Oksana   +2 more
doaj   +1 more source

A Checklist of Illinois Centipedes (Chilopoda): Supplement [PDF]

open access: yes, 2017
(excerpt) Order SCOLOPENDROMORPHA Family CRYFTOPIDAE Subfamily CRYFTOPINAE Cryptops hyalinus Say 1821. (Fig. 2). B (Cook; Auerbach [1951]), C (Champaign) F (Hardin, Jackson, Johnson, Pope, Saline, Williamson), G (Jackson, Jefferson, Perry, Williamson), H
Beatty, J. A   +2 more
core   +2 more sources

Onsite studies of phosphate compounds application for treatment of clayish soils in a railway bed [PDF]

open access: yesMATEC Web of Conferences, 2019
The article presents results of field studies dealing with strengthening clayishsoilsin a ground railway bed using phosphoric acid compounds in a DC electrical field. The authors performed comparison of deformability indicators obtained to those for soil
Ganchits Victor   +2 more
doaj   +1 more source

Devices for express diagnostics of power semiconductor devices and semiconductor converters

open access: yesОмский научный вестник, 2023
The increase in the power of power semiconductor converters operated in the railway industry is associated with the use of group connections of power semiconductor devices in them, the variation in the parameters of which, and, therefore, their unequal ...
E. B. Koroleva   +4 more
doaj   +1 more source

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