Ways to Increase the Efficiency of Thermopressiometry
Purpose. The purpose of the work is to identify the ways to increase the efficiency of engineering research, based on the significant amount of exploration work required in the creation of modern man-made objects, taking into account the shortcomings of existing instruments and equipment used to mea...
Published in: | Science and Transport Progress. Bulletin of Dnipropetrovsk National University of Railway Transport |
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Ukrainian State University of Science and Technologies
2021
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ftdoajarticles:oai:doaj.org/article:e25004b5b99a43638211a71606a8d8d8 2024-09-15T18:30:11+00:00 Ways to Increase the Efficiency of Thermopressiometry V. Y Ulyanov 2021-04-01T00:00:00Z https://doi.org/10.15802/stp2021/237279 https://doaj.org/article/e25004b5b99a43638211a71606a8d8d8 EN UK eng ukr Ukrainian State University of Science and Technologies http://stp.diit.edu.ua/article/view/237279 https://doaj.org/toc/2307-3489 https://doaj.org/toc/2307-6666 2307-3489 2307-6666 doi:10.15802/stp2021/237279 https://doaj.org/article/e25004b5b99a43638211a71606a8d8d8 Nauka ta progres transportu, Iss 2(92), Pp 84-91 (2021) blades-stamps thermopressiometer deformation properties thawing bowl hot stamping method Transportation engineering TA1001-1280 article 2021 ftdoajarticles https://doi.org/10.15802/stp2021/237279 2024-08-05T17:49:17Z Purpose. The purpose of the work is to identify the ways to increase the efficiency of engineering research, based on the significant amount of exploration work required in the creation of modern man-made objects, taking into account the shortcomings of existing instruments and equipment used to measure soil stress, and in relation to the need to improve the design of thermopressiometers, which are aimed to facilitate the study of frozen soils. Methodology. The ways to improve the blade thermopressiometer for the study of frozen soils with different aggregates were selected by the comparative-analytical method and the method of analogy. Thawing depth, absolute soil sediment, deformation modulus etc. were determined by thermal-technical calculations. Findings. The application issues of concern of the existing thermopressiometers (limited research of soils of a certain type, complexity and insufficient accuracy of readings) identified can be overcome by the proposed improved design of a blade thermopressiometer for testing frozen sandy-clay soils. It is based on the improved heating circuit, the applicationd of quality materials and changing the form of the blades and body. The device is intented for use on permafrost and natural frozen soils of the world, including Ukraine. Originality. For the first time we offered a model of an advanced thermopressiometer with an improved body shape made of high-quality corrosion-resistant materials, including non-metallic ones. It has the reduced number of blades to one retractable sector blade-stamp (square or round) and one heating blade-stamp. A special probe design with mechanical/hydraulical sensor drive with a thermocouple (or with two fork probes to improve the measurements) was proposed. It was also recommended to introduce an electric conductive system designed for thawed soils, with a rod for measuring the retractable blade-stamp. The possibility of using a thermopressiometer during the study of seasonally frozen soils is established. Practical value. Improving the ... Article in Journal/Newspaper permafrost Directory of Open Access Journals: DOAJ Articles Science and Transport Progress. Bulletin of Dnipropetrovsk National University of Railway Transport 2(92) 84 91 |
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Directory of Open Access Journals: DOAJ Articles |
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language |
English Ukrainian |
topic |
blades-stamps thermopressiometer deformation properties thawing bowl hot stamping method Transportation engineering TA1001-1280 |
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blades-stamps thermopressiometer deformation properties thawing bowl hot stamping method Transportation engineering TA1001-1280 V. Y Ulyanov Ways to Increase the Efficiency of Thermopressiometry |
topic_facet |
blades-stamps thermopressiometer deformation properties thawing bowl hot stamping method Transportation engineering TA1001-1280 |
description |
Purpose. The purpose of the work is to identify the ways to increase the efficiency of engineering research, based on the significant amount of exploration work required in the creation of modern man-made objects, taking into account the shortcomings of existing instruments and equipment used to measure soil stress, and in relation to the need to improve the design of thermopressiometers, which are aimed to facilitate the study of frozen soils. Methodology. The ways to improve the blade thermopressiometer for the study of frozen soils with different aggregates were selected by the comparative-analytical method and the method of analogy. Thawing depth, absolute soil sediment, deformation modulus etc. were determined by thermal-technical calculations. Findings. The application issues of concern of the existing thermopressiometers (limited research of soils of a certain type, complexity and insufficient accuracy of readings) identified can be overcome by the proposed improved design of a blade thermopressiometer for testing frozen sandy-clay soils. It is based on the improved heating circuit, the applicationd of quality materials and changing the form of the blades and body. The device is intented for use on permafrost and natural frozen soils of the world, including Ukraine. Originality. For the first time we offered a model of an advanced thermopressiometer with an improved body shape made of high-quality corrosion-resistant materials, including non-metallic ones. It has the reduced number of blades to one retractable sector blade-stamp (square or round) and one heating blade-stamp. A special probe design with mechanical/hydraulical sensor drive with a thermocouple (or with two fork probes to improve the measurements) was proposed. It was also recommended to introduce an electric conductive system designed for thawed soils, with a rod for measuring the retractable blade-stamp. The possibility of using a thermopressiometer during the study of seasonally frozen soils is established. Practical value. Improving the ... |
format |
Article in Journal/Newspaper |
author |
V. Y Ulyanov |
author_facet |
V. Y Ulyanov |
author_sort |
V. Y Ulyanov |
title |
Ways to Increase the Efficiency of Thermopressiometry |
title_short |
Ways to Increase the Efficiency of Thermopressiometry |
title_full |
Ways to Increase the Efficiency of Thermopressiometry |
title_fullStr |
Ways to Increase the Efficiency of Thermopressiometry |
title_full_unstemmed |
Ways to Increase the Efficiency of Thermopressiometry |
title_sort |
ways to increase the efficiency of thermopressiometry |
publisher |
Ukrainian State University of Science and Technologies |
publishDate |
2021 |
url |
https://doi.org/10.15802/stp2021/237279 https://doaj.org/article/e25004b5b99a43638211a71606a8d8d8 |
genre |
permafrost |
genre_facet |
permafrost |
op_source |
Nauka ta progres transportu, Iss 2(92), Pp 84-91 (2021) |
op_relation |
http://stp.diit.edu.ua/article/view/237279 https://doaj.org/toc/2307-3489 https://doaj.org/toc/2307-6666 2307-3489 2307-6666 doi:10.15802/stp2021/237279 https://doaj.org/article/e25004b5b99a43638211a71606a8d8d8 |
op_doi |
https://doi.org/10.15802/stp2021/237279 |
container_title |
Science and Transport Progress. Bulletin of Dnipropetrovsk National University of Railway Transport |
container_issue |
2(92) |
container_start_page |
84 |
op_container_end_page |
91 |
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1810471661558824960 |