Results 21 to 30 of about 186,351 (332)

Protivoklopni vođeni projektili zapadne Evrope, Izraela i Indije / Anti-tank guided missiles of western Europe, Israel and India

open access: yesVojnotehnički Glasnik, 2010
Protivoklopni vođeni projektili namenjeni su za uništavanje teško-oklopljenih tenkova, kao i drugih oklopnih vozila. Ovaj rad nudi istorijsko-tehnički pregled (razvoj projektila kroz generacije i osnovni podaci vezani za borbeno-operativno dejstvo ovih ...
Goran M. Lazić   +2 more
doaj   +1 more source

Simulation of Flow-Induced Vibration and Dynamic Performance of Circular-Arc Helical Gear Pump under Background of Machine Learning

open access: yesInternational Transactions on Electrical Energy Systems, 2022
At present, with the continuous development and great improvement of mechanical manufacturing, processing, and assembly technology, mechanical flow-induced vibration (FIV) with a relatively concentrated frequency domain can be controlled by active and ...
Xiaoling Wei   +3 more
doaj   +1 more source

NATO’s Missile Defense Shield: Turkey’s Western Preferences

open access: yesOnline Academic Journal of Information Technology, 2013
As a member of the North Atlantic Treaty Organization NATO , Turkey agreed to deploy a missile defense radar system in its southern region of Malatya in 2011. In the context of geopolitical developments before and after this pivotal year -namely, Turkey’
Burak Küntay
doaj   +1 more source

DOA Estimation Method of Weak Signal under the Compound Background of Strong Interference and Colored Noise

open access: yesInternational Journal of Antennas and Propagation, 2022
The traditional algorithm performing direction of arrival (DOA) estimation under the background of strong interference and colored noise has the problems of low estimation accuracy and small measurement targets.
Bin Lin   +4 more
doaj   +1 more source

Penetrating spinal injuries and their management

open access: yesJournal of Craniovertebral Junction and Spine, 2011
Penetrating spinal trauma due to missile/gunshot injuries has been well reported in the literature and has remained the domain of military warfare more often.
A Kumar, P N Pandey, A Ghani, G Jaiswal
doaj   +1 more source

A New Radar Echo Generation Model for Ultra-Low Altitude Targets in Far-Field Conditions

open access: yesInternational Journal of Antennas and Propagation, 2022
This paper proposed a new radar echo simulation method for ultra-low altitude targets in far-field conditions. Based on the electromagnetic (EM) scattering calculation of target and environment, combined with the weighted four-path model, the scattering ...
Zhao Long Wang   +4 more
doaj   +1 more source

The impact of stealth target drone dimensions on missiles operational effectiveness evaluation

open access: yesHangkong gongcheng jinzhan, 2023
With the fourth generation stealth aircraft gradually becoming the main combat equipment of major military powers in the world, the improvement of missile anti stealth combat capability has become an inevitable requirement for the construction of weapons
LIU Fengjun, ZHAO Yang, ZHANG Li
doaj   +1 more source

Application of 3D scanning technology in Royal Malaysian Air Force Industrial Revolution 4.0‐based aircraft maintenance

open access: yesIET Networks, EarlyView., 2022
Abstract 3D scanning is rapidly becoming a key maintenance tool. Aerospace was a pioneer in adopting 3D scanning technology because aircraft manufacture and maintenance require precision. Monitoring deterioration, removing components for maintenance, and verifying covert operations are not practical or helpful without technology.
T. Nanthakumaran Thulasy   +4 more
wiley   +1 more source

Fast Trajectory Generation Method for Midcourse Guidance Based on Convex Optimization

open access: yesInternational Journal of Aerospace Engineering, 2022
To generate the midcourse guidance trajectory for intercepting the high-speed and high maneuvering target, which is a strongly nonlinear and strongly constrained problem, a two-stage convex optimization method is proposed to solve the optimal trajectory ...
Jinlin Zhang   +4 more
doaj   +1 more source

Active Target Defense Differential Game with a Fast Defender

open access: yes, 2015
This paper addresses the active target defense differential game where an Attacker missile pursues a Target aircraft. A Defender missile is fired by the Target's wingman in order to intercept the Attacker before it reaches the aircraft.
Casbeer, David W.   +2 more
core   +1 more source

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