Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Kostiantyn Ostapov"'
Publikováno v:
Problems of Emergency Situations. :296-311
Доведено тактико-технічні переваги гусеничних пожежних машин, за допомогою вирішення практичних завдань прийняття раціональних рішен
Publikováno v:
Key Engineering Materials. 927:53-62
The issue of increasing the technological and technical capabilities of firefighting undercarriage space at subway stations due to more efficient, due to adhesion to the burning surfaces of gel-forming compositions is considered. It is proposed to us
Publikováno v:
Problems of Emergency Situations. :96-108
Встановлено, що гасіння пожеж гелеутворюючими складами є перспективним напрямом підвищення ефективності гасіння, особливо в багатопов
Autor:
Natalia Sytnik, Ekaterina Kunitsia, Viktoriia Kalyna, Olena Petukhova, Kostiantyn Ostapov, Volodymyr Ishchuk, Dmytro Saveliev, Tetiana Kovalova, Oleg Kostyrkin, Olena Petrova
Publikováno v:
Eastern-European Journal of Enterprise Technologies, Vol 5, Iss 6 (113), Pp 16-23 (2021)
The processing of oil refining waste is essential from economic and environmental points of view. An important issue is the processing of soapstock to extract fatty acids, which are raw materials for various industries. The two-stage method of fatty
Publikováno v:
Materials Science Forum. 1038:480-485
The processes of phase formation in a fire retardant composition based on liquid glass and potassium carbonate have been investigated. The mechanism of the process has been studied. It was found that the use of potassium carbonate provides controlled
Autor:
Ihor Petik, Anna Belinska, Ekaterina Kunitsia, Sergiy Bochkarev, Tetiana Ovsiannikova, Viktoriia Kalyna, Anton Chernukha, Kostiantyn Ostapov, Natalia Grigorenko, Olena Petukhova
Publikováno v:
Eastern-European Journal of Enterprise Technologies, Vol 1, Iss 10 (109), Pp 23-29 (2021)
The graphical dependence of the washing capacity of ethanol-containing soapstock on the concentration in an aqueous solution and the temperature of interaction with the polluted material has been determined. It is proposed to use a 40% aqueous soluti
Autor:
Kostiantyn Ostapov, Serhii Harbuz, Olga Shypul, Dmytro Samoilenko, K. V. Korytchenko, I. S. Varshamova, А. A. Lisniak
Publikováno v:
Electrical engineering & Electromechanics, Iss 1, Pp 35-43 (2021)
Electrical Engineering & Electromechanics; No. 1 (2021); 35-43
Электротехника и Электромеханика; № 1 (2021); 35-43
Електротехніка і Електромеханіка; № 1 (2021); 35-43
Electrical Engineering & Electromechanics; No. 1 (2021); 35-43
Электротехника и Электромеханика; № 1 (2021); 35-43
Електротехніка і Електромеханіка; № 1 (2021); 35-43
The aim of the work is to study the influence of the length of the spark gap on energy input into the discharge channel during its gas-dynamic expansion. Methodology. The research is carried out by numerical modeling of the process of spark discharge
Autor:
Anatolii Bielikov, Oleksandr Mamontov, Ruslan Papirnyk, Tetiana Stytsenko, Kostiantyn Ostapov, Volodymyr Shalomov, Sergey Ragimov, Andrii Melnichenko
Publikováno v:
Східно-Європейський журнал передових технологій; Том 6, № 10 (102) (2019): Екологія; 55-60
Восточно-Европейский журнал передовых технологий; Том 6, № 10 (102) (2019): Экология; 55-60
Eastern-European Journal of Enterprise Technologies; Том 6, № 10 (102) (2019): Ecology; 55-60
Eastern-European Journal of Enterprise Technologies, Vol 6, Iss 10 (102), Pp 55-60 (2019)
Восточно-Европейский журнал передовых технологий; Том 6, № 10 (102) (2019): Экология; 55-60
Eastern-European Journal of Enterprise Technologies; Том 6, № 10 (102) (2019): Ecology; 55-60
Eastern-European Journal of Enterprise Technologies, Vol 6, Iss 10 (102), Pp 55-60 (2019)
Original single-layer and multilayer structures of sound-insulating panels are considered, as well as their advantages compared to traditional analogs.The shortcomings of the method of optimization calculation of a group of sound-insulating panels de
It is established that the organization of fire extinguishing with the use of gel-forming compounds is a promising direction to increase the efficiency of extinguishing, especially in multi-storey buildings and structures of various functional purpos
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::55a6cae16aff474b3379c4dc82ecadee
https://zenodo.org/record/5153368
https://zenodo.org/record/5153368
Autor:
Kostiantyn Ostapov
Publikováno v:
DÉBATS SCIENTIFIQUES ET ORIENTATIONS PROSPECTIVES DU DÉVELOPPEMENT SCIENTIFIQUE VOLUME2.