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23 articles for “space flight conditions.”
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Physical Features of Advanced Monocrystals Growth under Space Flight Conditions
Abstract: In terrestrial conditions, gravitational forces impede the production of materials with uniform distribution of components and phases. Strong thermo gravitational unsteady convection leads to instability of crystal growth parameters and limits the possibility of obtaining crystals with a high degree of homogeneity and structure with ideal parity. The first results of growing crystals under microgravity conditions showed the fundamental possibility of obtaining more perfect crystals due to the absence of …
Published in Journal of Aerospace Engineering & Technology · Vol. 11, Issue 2, 2021 · pp. 1–17 Read article
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The Recovery Water from Urine in the Life-Support System of Automatic Spacecraft using Electric Field Effect on the Urine in the Conditions of Space Flight
Abstract: One of the most critical spacecraft’s life support areas is that concerned with the recovery of water since, except for the shortest space flights, water must be purified and reused. A major source of waste water is in the urine excreted by crew members. However, because of the quantity and chemical nature of the impurities in urine, it is difficult to process in order to provide purified water. The paper …
Published in Journal of Aerospace Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 47–53 Read article
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Separation of harmful solids from fuel liquid in the tank of rocket engine and liquids in the life-support system of automatic spacecraft in the conditions of space flight.
Abstract: The paper presents the developed methods of harmful solids separation from fuel liquid in the fuel tank of rocket engine and liquids in the life-support system of automatic spacecraft using the action on the liquid of gravitational force (g - Factor) change or combined vibration and DC (Direct Current) electric field effect on the liquid that are simple on their of construction, economically highly effective and productive, mobile, and can …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 1, 2019 · pp. 23–32 Read article
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Production of unique space materials
Abstract: Isotropic property of weightlessness arising in space flight permits to produce unique space materials.One such material is a foam material with the uniform distribution of fine dispersed gas phase.The paper represents a completely new methods of production of the unique space foam materials with the uniform distribution of fine dispersed gas phase using together the electric field and controlled vibration or electric field and inertial forces in the conditions of …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 8, Issue 3, 2019 · pp. 49–55 Read article
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A New Method for Continuous Charging of Spacecraft Fuel Elements Under Conditions of Long-term Space Flight
Abstract: Any flight control of a spacecraft (SC) depends on electricity on board. With the help of electricity, all its instruments and equipment (propulsion system, controls, communication systems, instrument complex, heating, etc.) function on board of the spacecraft. The power supply system (PSS) of a spacecraft is a critical system that ensures its life. The main base of the spacecraft power supply system is a system that generates direct electric current. …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 11, Issue 3, 2022 · pp. 25–39 Read article
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New Methods of Solving of the Problem of Degassing Liquid Fuel and Special Liquids in Spacecraft
Abstract: The degassing of liquid fuel and special liquids in spacecraft plays an important and sometimes critical role in the workability of a spacecraft and in the life of astronauts in the space flight conditions. The paper presents the developed methods of degassing liquid fuel or special liquids, which permit to solve the problem of degassing liquid fuel in the fuel tank of a rocket engine and special liquids in the …
Published in Journal of Aerospace Engineering & Technology · Vol. 10, Issue 3, 2020 · pp. 7–18 Read article
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Continuous Charging of Spacecraft Fuel Cells by Hydrogen and Oxygen, Obtained in a Specially Designed Separator, Powered by a Solar Panel, During Long-term Space Flight
Abstract: The flight control of the spacecraft (SC) is carried out at the expense of onboard electrical power. The onboard electric power supply of the spacecraft ensures the functioning of all its instruments and equipment (propulsion system, controls, communication systems, instrument complex, heating, etc.). The power supply system of a spacecraft is the most important system that ensures both the life of the spacecraft itself and the crew that controls this …
Published in Journal of Aerospace Engineering & Technology · Vol. 13, Issue 2, 2023 · pp. 44–59 Read article
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Stable control of the motion of gas bubbles dissolved in a vibrating fluid in microgravity conditions
Abstract: Previous theoretical and experimental studies of the effect of vibration on gas bubbles, dissolved in a fluid, permitted to establish the localization and stable position of a “swarm” of gas bubbles at a certain level of fluid in the vessel corresponding to a certain frequency and vibration acceleration, aswell as to the volume of a swarm of gas bubbles. The control of a “swarm“ of gas bubbles in a fluid …
Published in Recent Trends in Fluid Mechanics · Vol. 8, Issue 1, 2021 · pp. 34–44 Read article
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The theoretical and experimental study of the behavior of the gas bubble, fixed on the surface of the solid material, under changing the acceleration of gravity
Abstract: At present time, accumulated theoretical material of the studies of the equilibrium forms of the gas bubbles, fixed on the surface of solid material in the fluid, under the decrease of the acceleration of gravity, was conducted either on the basis of the geometric laws of similitude that strongly simplified the essence of the physical processes or on the basis of the theoretical qualitative assessments of the existing hydrostatic equations …
Published in Journal of Aerospace Engineering & Technology · Vol. 9, Issue 3, 2019 · pp. 1–15 Read article
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The Control by the Behavior of Gas Bubble, Fastened to the Solid Surface, Using Nonpolar Reagent and Blowing Agent Actions under Changing of the Acceleration of Gravity
Abstract: The study of separation or retention of a gas bubble, fastened to solid surface in the liquid with varying acceleration of gravity currently is relevant in connection with the solution of the problem of degassing fuel in an airplane during overloads. Solving of the problem comes to investigation of the possibility of control by the behavior of the gas bubble, fastened to the solid surface using nonpolar reagent and blowing …
Published in Journal of Aerospace Engineering & Technology · Vol. 9, Issue 3, 2019 · pp. 40–51 Read article
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New Advanced Life Support System (LSS) for long-duration missions on the International Space Station (ISS) and Interplanetary Spacecraft
Abstract: Oxygen in the air and the water are vital for the smooth operation of the crews of the International Space Station and interplanetary spacecraft during long-term flights. Replenishing by the water, oxygen and micro algae biomass by delivering them to the International Space Station or to the interplanetary spacecraft is not economically viable. Therefore, the task arises of using and developing new systems that use the regeneration of oxygen, hydrogen, …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 10, Issue 3, 2021 · pp. 28–45 Read article
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Solving Problems Arising during the Monocrystals Growth in Microgravity Using Controlled Vibration
Abstract: Earlier studies of the vibration effect on a vessel with a fluid with gas bubbles dissolved in it permitted to establish the localization and stable position of the "swarm" of gas bubbles at a certain level of fluid in the vessel, corresponding to a certain frequency and vibration acceleration, as well as the volume of the "swarm" of gas bubbles. Controlling the "swarm" of gas bubbles in a fluid by …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 10, Issue 1, 2021 · pp. 25–40 Read article
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Metamaterial-Based Thermal Shielding Structures for Reusable Hypersonic Space Transportation Systems
Abstract: The rapid development of reusable hypersonic space transportation systems has intensified the need for advanced thermal protection technologies capable of withstanding extreme aerodynamic heating conditions encountered during atmospheric re-entry and sustained hypersonic flight. Conventional thermal shielding materials often suffer from high structural weight, limited adaptability, thermal fatigue, and degradation under repeated thermal cycling. This study proposes a novel Metamaterial-Based Thermal Shielding Structure for Reusable Hypersonic Space Transportation Systems, integrating engineered …
Published in Journal of Aerospace Engineering & Technology · Vol. 16, Issue 2, 2026 Read article
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Method of Obtaining of Concentrate of Rapidly Reproducing Microalga for Converting of the Emitted Carbon Dioxide into Oxygen and Food Biomass for Feeding of the Crew of an International Space Station during Long Flights
Abstract: It is known that the use of microalga solves the problem of utilizing carbonic acid formed during the life of astronauts and replenishing oxygen in the spacecraft atmosphere. There is evidence that among the mass of microalga used for research as oxygen products for space flights, chlorella and spirulina are suitable. In the field of creating a life support system (LSS) of the International Space Station (ISS), research is being …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 10, Issue 2, 2021 · pp. 37–48 Read article
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Purification of Liquid Fuel and Special Liquids from Solid Harmful Inclusions and Concentration of Chlorella in Conditions of the Acceleration of Gravity Decrease and Weightlessness
Abstract: Purification of liquid fuel and special liquids from solid harmful inclusions in aircrafts and spacecraft under conditions of reduced acceleration of gravity and weightlessness is a very important, and also a critical task for an aircraft or rocket engine and life support systems of astronaut crews. An equally important role is played by the concentration of Chlorella from its nutrient medium during space flight to add this concentrate to the …
Published in Journal of Aerospace Engineering & Technology · Vol. 10, Issue 3, 2020 · pp. 35–45 Read article
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Theoretical and Experimental Research of Phenomena Arising in a Vessel Containing the Bubbles Dissolved in the Fluid and the Air above Surface of Fluid under Impact of Vibration in the Acoustic Range both in the Terrestrial and Decreasing Acceleration of Gravity Conditions
Abstract: Under terrestrial conditions, gravitational forces prevent to obtain materials that are homogeneous in distribution components and phases. Strong thermo gravitational unsteady convection leads to instability of crystals growth parameters and limits the possibilities of obtaining the crystals with a high degree of homogeneity and perfect parity structures. The first results of crystals growth in microgravity showed the fundamental possibility of producing more advanced crystals due to the absence of gravitational …
Published in Journal of Aerospace Engineering & Technology · Vol. 11, Issue 1, 2021 · pp. 48–63 Read article
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Space Pharmacy for Human Space Exploration: Overcoming Drug Stability, Packaging Challenges, Pharmacokinetic Variations, and Developing Innovative On-Demand Therapeutic Solutions for Long- Duration Missions Beyond Earth
Abstract: As humankind prepares for prolonged space exploration and the establishment of lunar and Martian habitats, ensuring reliable access to safe and effective medicines has emerged as a critical challenge. The evolving discipline of space pharmacy addresses the unique pharmaceutical needs of astronauts in microgravity and radiation-rich environments, where drug stability, packaging, and pharmacokinetics are markedly different from conditions on Earth. Traditional dosage forms often undergo accelerated degradation, while altered fluid …
Published in Trends in Drug Delivery · Vol. 13, Issue 1, 2026 · pp. 32–47 Read article
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Attitude Control System for Flight: A Comprehensive Review
Abstract: Attitude control systems is an integral part of flight control systems because they are responsible for the stability and maneuverability of different airborne vehicles within all flight regimes. The following paper presents an extensive overview of attitude control systems that are commonly in use in various flight applications and examines their design implementation, and performance on the space. The paper starts with a general overview of the main mechanisms of …
Published in International Journal of Solid State Innovations & Research · Vol. 2, Issue 1, 2024 · pp. 8–14 Read article
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Hypersonic Analysis of Mu Space Engineering Spacecraft (Muses-C) Re-Entry Capsule
Abstract: During the most recent decade, a quick development of learning in the field of reemergence and planetary passage has brought about numerous critical advances helpful to the understudies, specialists and researchers. The issue related with space flight, interplanetary travel or satellite circle is the physical recuperation or survival of the vehicle and its payload (faculty, instruments, etc.) on the earth surface or planetary surface. For atmospheric planets, the issue includes …
Published in Journal of Aerospace Engineering & Technology · Vol. 9, Issue 2, 2019 · pp. 1–19 Read article
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JATAYU: A Stereo Vision–Based UAV for Autonomous Navigation and Human Following in GPS-Denied Environments
Abstract: Traditional unmanned aerial vehicle (UAV) systems primarily rely on Global Positioning System (GPS)-based navigation and conventional computer vision techniques. However, these approaches face significant challenges in GPS-denied environments, such as dense urban areas, indoor spaces, and disaster-affected regions where GPS signals may be weak, unavailable, or unreliable. In addition, limitations in real-time processing, object detection accuracy, and environmental perception can reduce UAV effectiveness in dynamic and unpredictable situations. This paper …
Published in International Journal on Drones · Vol. 2, Issue 2, 2026 · pp. 30–38 Read article