Results 21 to 30 of about 5,057 (307)

Study on the Aerodynamic Performance of Novel Bypass Shock-Induced Thrust Vector Nozzle [PDF]

Journal of Applied Fluid Mechanics, 2023
This article studies the aerodynamic performance of a novel bypass shock-induced thrust vector nozzle. An arc-shaped bypass is innovatively designed to optimize nozzle performance and equips a variable shrinkage part.
K. Wu, Z. Liu, R. Deng, G. Zhang, Z. Zhu, V. R. P. Sethuraman, X. Su   +6 more
doaj   +1 more source

Primjena vektoriranog potiska s osvrtom na superupravljivost istraživackog zrakoplova X-31A

Promet (Zagreb), 2012
Vectored propulsion is a new concept of aircraft attitudecontrol by engines jet-deflection. Thrust vectoring researchhas become actualized during the last ten years, mainly formilitary application.The carried out experimental projects confirm the ...
Borivoj Galović, Sanja Steiner
doaj   +1 more source

Investigation of thrust vector angle control law based on micro-turbojet engine

AIP Advances, 2022
The fluid thrust vectoring nozzle has a fixed profile, few moving parts, and lightweight structure, providing effective flight control for high maneuvering aircraft. The nonlinear control law of the jet deflection angle is one of the critical problems of
Shaoqing Chi, Yunsong Gu, Dongsheng Gong, Linkai Li   +3 more
doaj   +1 more source

Numerical Analysis of Bypass Mass Injection on Thrust Vectoring of Supersonic Nozzle

MATEC Web of Conferences, 2018
High speed aerospace applications require rapid control of thrust (i.e. thrust vectoring) in order to achieve better manoeuvrability. Among the existing technologies, shock vector control is one of the efficient ways to achieve thrust vectoring.
Islam Md Shafiqul, Hasan Md. Arafat, Toufique Hasan A.B.M.   +2 more
doaj   +1 more source

Numerical investigation of freestream flow effects on thrust vector control performance

Ain Shams Engineering Journal, 2018
The current research attempted to apply a numerical investigation for external freestream-flow influence on thrust-vector control. The freestream-flow Mach numbers varying from 0.05 to 1.1 were studied at different flow conditions. Computational modeling
Farzad Forghany, Mohammad Taeibe-Rahni, Abdollah Asadollahi-Ghohieh   +2 more
doaj   +1 more source

Computational Investigation of Fluidic Thrust Vectoring Control in Modified Vikas Nozzle [PDF]

Journal of Applied Fluid Mechanics
Over the decades, polar satellite launch vehicles and geosynchronous launch vehicles have utilized variants of the Vikas engine for numerous space operations. The pitching control for those launch vehicles is achieved by gimbaling the Vikas engine nozzle
T. Harish Ragavendra, P. A. Anupama, K. S. Jai Pranesh, D. Lakshmanan, R. Abinaya   +4 more
doaj   +1 more source

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

Advanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

Unleashing the Power of Machine Learning in Nanomedicine Formulation Development

Advanced Functional Materials, EarlyView.
A random forest machine learning model is able to make predictions on nanoparticle attributes of different nanomedicines (i.e. lipid nanoparticles, liposomes, or PLGA nanoparticles) based on microfluidic formulation parameters. Machine learning models are based on a database of nanoparticle formulations, and models are able to generate unique solutions
Thomas L. Moore, Cristiano Pesce, Antonietta Greco, Claudia Pisante, Greta Avancini, Valentina Di Francesco, Yosi Shamay, Paolo Decuzzi   +7 more
wiley   +1 more source

Analysis of Thrust Vectoring Control for Aerospike Nozzle

International Journal of Aerospace Engineering
The aerospike nozzle highlights significant potential in vertical recovery rocket applications, where thrust vector control technology serves as a key enabling element of this advancement.
Runze Liu, Yu Liu, Wenjiang Yang, Hongsen Yang, Haoran Wang, Changhong Zhao, Cun Xv   +6 more
doaj   +1 more source

Review of Thrust Vectoring Technology Applications in Unmanned Aerial Vehicles

Drones
Thrust vectoring technology significantly improves the manoeuvrability and environmental adaptability of unmanned aerial vehicles by dynamically regulating the direction and magnitude of thrust.
Yifan Luo, Bo Cui, Hongye Zhang
doaj   +1 more source