Results 11 to 20 of about 67,829 (315)

Modeling and Analysis of a LOX/Ethanol Liquid Rocket Engine

open access: goldJournal of Aerospace Technology and Management, 2018
This work studies the performance and dry mass of the under development LOX/Ethanol L75 liquid rocket engine. To this end, an object-oriented program written in C++ was developed. The program is intended to be versatile and easily extensible in order to analyze different configurations of liquid rocket engines.
Mota, Fábio Antônio da Silva   +3 more
doaj   +8 more sources

A Method for Real-Time Fault Detection of Liquid Rocket Engine Based on Adaptive Genetic Algorithm Optimizing Back Propagation Neural Network. [PDF]

open access: yesSensors (Basel), 2021
A real-time fault diagnosis method utilizing an adaptive genetic algorithm to optimize a back propagation (BP) neural network is intended to achieve real-time fault detection of a liquid rocket engine (LRE).
Yu H, Wang T.
europepmc   +3 more sources

A Coupled Heat Transfer Calculation Strategy for Composite Cooling Liquid Rocket Engine

open access: yesAerospace, 2023
To better understand the characteristics of coupled heat transfer in liquid rocket engines, a calculation scheme is proposed in this paper. This scheme can simulate the coupled heat transfer processes, including combustion and flow in the thrust chamber,
Bo Xu   +4 more
doaj   +2 more sources

Analysis of properties of inertia regulator of thrust control system of liquid rocket engine [PDF]

open access: diamondОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2021
The quality of the flight task of a space rocket system is determined among other things by the accuracy of maintaining and regulating the thrust of the rocket engine.
M. M. Dron, A. B. Yakovlev
doaj   +2 more sources

Simulation and Application of a New Multiphase Flow Ablation Test System for Thermal Protection Materials Based on Liquid Rocket Engine

open access: yesAerospace, 2022
Internal flow field ablation is an important issue in thermal protection materials for rocket engines and hypersonic vehicles. In this paper, a new multiphase flow ablation test system, with an Al2O3 particle delivery device based on an oxygen-kerosene ...
Qingdong Su   +6 more
doaj   +2 more sources

Transcritical Behavior of Methane in the Cooling Jacket of a Liquid-Oxygen/Liquid-Methane Rocket-Engine Demonstrator

open access: yesEnergies, 2022
The successful design of a liquid rocket engine is strictly linked to the development of efficient cooling systems, able to dissipate huge thermal loads coming from the combustion in the thrust chamber.
Daniele Ricci   +2 more
doaj   +2 more sources

Numerical Analysis of Self-Excited Combustion Instabilities in a Small MMH/NTO Liquid Rocket Engine [PDF]

open access: gold, 2020
Combustion instabilities in a small MMH/NTO liquid rocket engine used for satellite attitude and course control are numerically investigated. A three-dimensional Navier-Stokes code is developed to simulate two-phase spray combustion for cases with five ...
Jianxiu Qin, Huiqiang Zhang
openalex   +2 more sources

Intelligent Fault Diagnosis of Liquid Rocket Engine via Interpretable LSTM with Multisensory Data. [PDF]

open access: yesSensors (Basel), 2023
Fault diagnosis is essential for high energy systems such as liquid rocket engines (LREs) due to harsh thermal and mechanical working environment.
Zhang X, Hua X, Zhu J, Ma M.
europepmc   +2 more sources

A Load-Carrying Capacity Evaluation Method for the Welded Joints of Rocket Engine Frame

open access: yesAerospace, 2023
The load-carrying capacities of welded joints need to be paid attention to in the design of the frame, which transfers the thrust generated by the rocket engine to the rocket body.
Yushan Gao   +3 more
doaj   +1 more source

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