Technologies and Engineering
Technologies and Engineering
ISSN 2786-5371 e-ISSN 2786-538X
DOI: 10.30857/2786-5371
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Author

Yurii Kovalov

PhD in Technical Sciences, Associate Professor

Kyiv National University of Technologies and Design

01011, 2 Mala Shyianovska Str., Kyiv, Ukraine

https://orcid.org/0000-0003-2321-6763

All articles

open access

Keywords: Analytical study, tubular-crest feeder, angle of inclination, bulk materials, transportation, outflow, spreading, efficiency, industrial processes, system design, system improvement

Analytical study of the technological parameters of the tubular-comb feeder for fluid materials

Oleksii Volianyk, Yurii Kovalov, Mykola Rubanka

https://doi.org/10.30857/2786-5371.2024.2.1

Suggested citation

Volianyk, O., Kovalov, Y., & Rubanka, M. (2024). Analytical study of the technological parameters of the tubular-comb feeder for fluid materials. Technologies and Engineering, 25(2), 9-17. https://doi.org/10.30857/2786-5371.2024.2.1
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  • 17.04.2024
  • 391 Views
  • Technologies and Engineering - Vol. 25, No. 2, 2024
open access

Keywords: knitting machine; needle; wedge; stress in the needle; stiffness of the needle-wedge pair

Dynamics of stress in the needle of a knitting machine when interacting with a wedge

Sergey Pleshko, Yurii Kovalov

https://doi.org/10.30857/2786-5371.2024.2.3

Suggested citation

Pleshko, S., & Kovalov, Y. (2024). Dynamics of stress in the needle of a knitting machine when interacting with a wedge. Technologies and Engineering, 25(2), 28-33. https://doi.org/10.30857/2786-5371.2024.2.3
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  • 17.04.2024
  • 375 Views
  • Technologies and Engineering - Vol. 25, No. 2, 2024
open access

Keywords: technological process; preparation department; sewing enterprise; preparation department equipment; warehouse; cargo

Innovative technologies in the production of sewing products: Preparation department equipment

Mykola Rubanka, Yurii Kovalov, Alla Rubanka

https://doi.org/10.30857/2786-5371.2023.4.4

Suggested citation

Rubanka, M., Kovalov, Y., & Rubanka, A. (2023). Innovative technologies in the production of sewing products: Preparation department equipment . Technologies and Engineering, 24(4), 38-52. https://doi.org/10.30857/2786-5371.2023.4.4
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  • 27.09.2023
  • 509 Views
  • Technologies and Engineering - Vol. 24, No. 4, 2023
open access

Keywords: knitting machine; knitting machine needle; needle design; needle failure; accelerated needle durability tests

Dependence of knitting machine operation durability on needle design

Sergey Pleshko, Yurii Kovalov

https://doi.org/10.30857/2786-5371.2024.3.5

Suggested citation

Pleshko, S., & Kovalov, Y. (2024). Dependence of knitting machine operation durability on needle design. Technologies and Engineering, 25(3), 57-63. https://doi.org/10.30857/2786-5371.2024.3.5
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  • 19.06.2024
  • 425 Views
  • Technologies and Engineering - Vol. 25, No. 3, 2024