The position of liquid fuel residues in tank of worked-off rocket stage during ballistic descent

The results of modeling the behavior of liquid residues of the rocket fuel component in the fuel tank of the worked-off rocket stage on a ballistic trajectory are presented. The simulation is carried out for the following variants: during the controlled descent of the rocket stage and when using t...

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Main Authors: V. Yu. Kudentsov, A. V. Kudentsov
Format: Article
Language:English
Published: Omsk State Technical University, Federal State Budgetary Educational Institution of Higher Education 2021-03-01
Series:Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"
Subjects:
Online Access:https://www.omgtu.ru/general_information/media_omgtu/journal_of_omsk_research_journal/files/arhiv/2021/%D0%A2.%205,%20%E2%84%96%201%20(%D0%90%D0%A0%D0%B8%D0%AD%D0%9C)/53-60%20%D0%9A%D1%83%D0%B4%D0%B5%D0%BD%D1%86%D0%BE%D0%B2%20%D0%92.%20%D0%AE.,%20%D0%9A%D1%83%D0%B4%D0%B5%D0%BD%D1%86%D0%BE%D0%B2%20%D0%90.%20%D0%92..pdf
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author V. Yu. Kudentsov
A. V. Kudentsov
author_facet V. Yu. Kudentsov
A. V. Kudentsov
author_sort V. Yu. Kudentsov
collection DOAJ
description The results of modeling the behavior of liquid residues of the rocket fuel component in the fuel tank of the worked-off rocket stage on a ballistic trajectory are presented. The simulation is carried out for the following variants: during the controlled descent of the rocket stage and when using the technology of evaporation of liquid rocket fuel residues in the tanks of the spent stage. It is established that during the controlled descent of the spent rocket stage along the ballistic trajectory at the site of its turn and up to heights of 20 km, the liquid under the influence of overloads is distributed in the form of a film in the area of the bottom and side surface with a coverage area of up to 35 %. At the height of the maximum value of the axial overload, liquid fuel residues in the form of a film move to the area of the bottom and the adjacent side surface of the fuel tank. The total coverage area is about 22 %. The introduction of a hot coolant into the fuel tanks to vaporize the liquid remnants of rocket fuel radically changes the picture of the behavior of the liquid. Due to the high speed of the coolant in the tank, axial overload has little effect on the distribution of fuel residues in the rocket tank
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series Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"
spelling doaj.art-e1fc54853fdb4c6bb0c6fe2ba5e6ccdb2022-12-22T04:07:49ZengOmsk State Technical University, Federal State Budgetary Educational Institution of Higher EducationОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"2588-03732587-764X2021-03-0151536010.25206/2588-0373-2021-5-1-53-60The position of liquid fuel residues in tank of worked-off rocket stage during ballistic descentV. Yu. Kudentsov0https://orcid.org/0000-0002-4521-2379A. V. Kudentsov1Omsk State Technical UniversityOmsk State Technical UniversityThe results of modeling the behavior of liquid residues of the rocket fuel component in the fuel tank of the worked-off rocket stage on a ballistic trajectory are presented. The simulation is carried out for the following variants: during the controlled descent of the rocket stage and when using the technology of evaporation of liquid rocket fuel residues in the tanks of the spent stage. It is established that during the controlled descent of the spent rocket stage along the ballistic trajectory at the site of its turn and up to heights of 20 km, the liquid under the influence of overloads is distributed in the form of a film in the area of the bottom and side surface with a coverage area of up to 35 %. At the height of the maximum value of the axial overload, liquid fuel residues in the form of a film move to the area of the bottom and the adjacent side surface of the fuel tank. The total coverage area is about 22 %. The introduction of a hot coolant into the fuel tanks to vaporize the liquid remnants of rocket fuel radically changes the picture of the behavior of the liquid. Due to the high speed of the coolant in the tank, axial overload has little effect on the distribution of fuel residues in the rocket tankhttps://www.omgtu.ru/general_information/media_omgtu/journal_of_omsk_research_journal/files/arhiv/2021/%D0%A2.%205,%20%E2%84%96%201%20(%D0%90%D0%A0%D0%B8%D0%AD%D0%9C)/53-60%20%D0%9A%D1%83%D0%B4%D0%B5%D0%BD%D1%86%D0%BE%D0%B2%20%D0%92.%20%D0%AE.,%20%D0%9A%D1%83%D0%B4%D0%B5%D0%BD%D1%86%D0%BE%D0%B2%20%D0%90.%20%D0%92..pdffuel tanksmodelingtwo-phase flowrocket fuelballistic trajectory
spellingShingle V. Yu. Kudentsov
A. V. Kudentsov
The position of liquid fuel residues in tank of worked-off rocket stage during ballistic descent
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"
fuel tanks
modeling
two-phase flow
rocket fuel
ballistic trajectory
title The position of liquid fuel residues in tank of worked-off rocket stage during ballistic descent
title_full The position of liquid fuel residues in tank of worked-off rocket stage during ballistic descent
title_fullStr The position of liquid fuel residues in tank of worked-off rocket stage during ballistic descent
title_full_unstemmed The position of liquid fuel residues in tank of worked-off rocket stage during ballistic descent
title_short The position of liquid fuel residues in tank of worked-off rocket stage during ballistic descent
title_sort position of liquid fuel residues in tank of worked off rocket stage during ballistic descent
topic fuel tanks
modeling
two-phase flow
rocket fuel
ballistic trajectory
url https://www.omgtu.ru/general_information/media_omgtu/journal_of_omsk_research_journal/files/arhiv/2021/%D0%A2.%205,%20%E2%84%96%201%20(%D0%90%D0%A0%D0%B8%D0%AD%D0%9C)/53-60%20%D0%9A%D1%83%D0%B4%D0%B5%D0%BD%D1%86%D0%BE%D0%B2%20%D0%92.%20%D0%AE.,%20%D0%9A%D1%83%D0%B4%D0%B5%D0%BD%D1%86%D0%BE%D0%B2%20%D0%90.%20%D0%92..pdf
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