Results 1 to 10 of about 31,818 (301)

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, 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).
Huahuang Yu, Tao Wang
doaj   +2 more sources

Parametric Simulation Study of Liquid Film Cooling of Hydrocarbon Liquid Rocket Engine [PDF]

open access: goldAerospace
The hydrocarbon liquid rocket engine working environment is harsh; the thrust chamber needs to withstand high temperatures and a high-pressure working environment, and the thrust chamber wall material is difficult to bear, so it is necessary to design ...
Huixin Yang   +3 more
doaj   +2 more sources

The Formation and Properties of Liquid Sheets Suitable for Use in Rocket Engine Injectors [PDF]

open access: green, 1967
Formation and properties of liquid sheets suitable for use in rocket engine ...
R. W. Riebling
openalex   +2 more sources

A Historical Systems Study of Liquid Rocket Engine Throttling Capabilities [PDF]

open access: green, 2010
This is a comprehensive systems study to examine and evaluate throttling capabilities of liquid rocket engines. The focus of this study is on engine components, and how the interactions of these components are considered for throttling applications ...
Erin M. Betts, Robert C. Frederick
openalex   +4 more sources

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

open access: yesОмский 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   +1 more source

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

Exploring three-dimensional edge-based smoothed finite element method based on polyhedral mesh to study elastic mechanics problems

open access: yesXibei Gongye Daxue Xuebao, 2021
This paper established the three-dimensional edge-based smoothed finite element method(ES-FEM) based on polyhedral mesh, divided the smoothed domain, constructed the shape function and derived the geometric matrix and the stiffness matrix.

doaj   +1 more source

Numerical Study of the Effects of Injection Conditions on Rotating Detonation Engine Propulsive Performance

open access: yesAerospace, 2023
A three-dimensional upwind conservation element and solution element method (CESE) in cylindrical coordinates is first developed to effectively solve the unsteady reactive Euler equations governing a hydrogen–air rotating detonation engine (RDE) with ...
Lisong Shi   +5 more
doaj   +1 more source

A High-Precision Interpolation Method for Data Transfer in Fluid-Structure Interaction Analysis

open access: yesInternational Journal of Aerospace Engineering, 2022
In order to improve the precision of data transfer in fluid-structure interaction (FSI) analysis, this paper puts forward an improved inverse isoparametric mapping (IIM) method, which can improve the load transfer accuracy by means of increasing the ...
Xuehua Li   +3 more
doaj   +1 more source

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