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

Vol. 22, No. 2, 2021

  • 23.06.2021

Technologies and Engineering

ISSN (print) 2786-5371

ISSN (online) 2786-538X

Publisher: Kyiv National University of Technologies and Design

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All articles from the issue

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Energy consumption of the university educational buildings in the conditions of quarantine restrictions of Ukraine

Keywords: quarantine; air temperature; average radiation temperature; work schedule; heat energy consumption; heating system; energy consumption; educational institutions; energy saving

Valerii Deshko, Inna Bilous, Iryna Sukhodub, Tetyana Boiko

https://doi.org/10.30857/2786-5371.2021.2.1

Suggested citation

Deshko, V., Bilous, I., Sukhodub, I., & Boiko, T. (2021). Energy consumption of the university educational buildings in the conditions of quarantine restrictions of Ukraine. Technologies and Engineering, 22(2), 9-19. https://doi.org/10.30857/2786-5371.2021.2.1
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  • 26.05.2021
  • 515 Views
  • Technologies and Engineering - Vol. 22, No. 2, 2021
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Kinetostatic investigation of hinged spatial mechanisms of galting machines (part 2: Investigation of mechanism of a machine with two hundred works)

Keywords: wheelbase; shredding machine; working capacity

Mark Zaliubovskyi, Vladyslava Skidan

https://doi.org/10.30857/2786-5371.2021.2.2

Suggested citation

Zaliubovskyi, M., & Skidan, V. (2021). Kinetostatic investigation of hinged spatial mechanisms of galting machines (part 2: Investigation of mechanism of a machine with two hundred works). Technologies and Engineering, 22(2), 20-28. https://doi.org/10.30857/2786-5371.2021.2.2
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  • 26.05.2021
  • 367 Views
  • Technologies and Engineering - Vol. 22, No. 2, 2021
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Regularities of stress corrosion cracking of 10G2FB pipeline steel in near neutral soil environment at cathodic polarization

Keywords: pipeline assortment steel 10G2FB; slow strain rate method; scanning electron microscopy; cathodic potential; electrochemical corrosion; stress-corrosion cracking

Liudmyla Nyrkova, Pavlo Lisovyi, Larysa Goncharenko, Svitlana Osadchuk, Anatoliy Klymenko, Yuliya Borysenko, Oleg Bratochkin

https://doi.org/10.30857/2786-5371.2021.2.3

Suggested citation

Nyrkova, L., Lisovyi, P., Goncharenko, L., Osadchuk, S., Klymenko, A., Borysenko, Y., & Bratochkin, O. (2021). Regularities of stress corrosion cracking of 10G2FB pipeline steel in near neutral soil environment at cathodic polarization. Technologies and Engineering, 22(2), 29-39. https://doi.org/10.30857/2786-5371.2021.2.3
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  • 26.05.2021
  • 376 Views
  • Technologies and Engineering - Vol. 22, No. 2, 2021
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Using optic fiber as part of general ambient lighting to maximize energy efficiency

Keywords: sports grounds; sports; street lighting; fiber optic; LED light sources; stadium

Alina Yatsenko, Iryna Oleinikova

https://doi.org/10.30857/2786-5371.2021.2.4

Suggested citation

Yatsenko, A., & Oleinikova, I. (2021). Using optic fiber as part of general ambient lighting to maximize energy efficiency. Technologies and Engineering, 22(2), 40-47. https://doi.org/10.30857/2786-5371.2021.2.4
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  • 01.01.1970
  • 370 Views
  • Technologies and Engineering - Vol. 22, No. 2, 2021
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Formation and characterization of porous anodized aluminum oxide synthesized electrochemical with graphene oxide

Keywords: anodized aluminum oxide; graphene oxide; oxalic acid; electrochemical synthesis

Kateryna Kudelko, Liudmyla Rozhdestvenska, Yuliya Borysenko, Anastasia Mikhniuk, Viacheslav Barsukov

https://doi.org/10.30857/2786-5371.2021.2.5

Suggested citation

Kudelko, K., Rozhdestvenska, L., Borysenko, Y., Mikhniuk, A., & Barsukov, V. (2021). Formation and characterization of porous anodized aluminum oxide synthesized electrochemical with graphene oxide. Technologies and Engineering, 22(2), 48-59. https://doi.org/10.30857/2786-5371.2021.2.5
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  • 26.05.2021
  • 497 Views
  • Technologies and Engineering - Vol. 22, No. 2, 2021
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Regulation of the stability of liquid microjets of polypropylene in a copolyamide matrix at the expense of nanoadditives

Keywords: polymers blend; nanoparticle; interfacial tension; coefficient of instability; microjet

Natalia Rezanova, Yurii Budash, Viktoria Plavan, Alla Korshun, Serhii Prystynskyi

https://doi.org/10.30857/2786-5371.2021.2.6

Suggested citation

Rezanova, N., Budash, Y., Plavan, V., Korshun, A., & Prystynskyi, S. (2021). Regulation of the stability of liquid microjets of polypropylene in a copolyamide matrix at the expense of nanoadditives. Technologies and Engineering, 22(2), 60-69. https://doi.org/10.30857/2786-5371.2021.2.6
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  • 26.05.2021
  • 422 Views
  • Technologies and Engineering - Vol. 22, No. 2, 2021