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Research on the evaluation method of cooperative jamming effectiveness based on IPSO-ELM
Published 2025-01-01“…For the problem of evaluating the effectiveness of cooperative jamming to group network radar by formation aircraft, a cooperative jamming effectiveness evaluation method based on Improved Particle Swarm Optimization–Extreme Learning Machine (IPSO-ELM) is proposed. …”
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502
Multidimensional System Identification and Active Vibration Control of a Piezoelectric-Based Sting System Used in Wind Tunnel
Published 2020-01-01“…In wind tunnel tests, the cantilever sting is usually used to support aircraft models because of its simple structure and low aerodynamic interference. …”
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503
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Residual Life Prediction of SA-CNN-BILSTM Aero-Engine Based on a Multichannel Hybrid Network
Published 2025-01-01“…As the core component of an airplane, the health status of the aviation engine is crucial for the safe operation of the aircraft. Therefore, predicting the remaining service life of the engine is of great significance for ensuring its safety and reliability. …”
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505
Air transportation for ensuring coherence territories of the Russian Federation
Published 2018-03-01“…Conclusions about need of the state support of development both the modern aircraft equipment, and land transport infrastructure are drawn. …”
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506
Investigation into UAV Applications for Environmental Ice Detection and De-Icing Technology
Published 2024-12-01Get full text
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507
Effects of Unbalanced Lamination Parameters on the Static Aeroelasticity of a High Aspect Ratio Wing
Published 2021-01-01“…In this paper, in order to understand the influence of the unbalanced coefficient of composite laminates on the static aeroelasticity of high aspect wings, a series of numerical simulation calculations were carried out, and this work wants to provide some reference for the structural design of aircraft. Considering the influence of geometric nonlinearity, the unidirectional fluid-solid coupling calculation method based on loose coupling is used to control the change of unbalanced coefficient of laminates on the basis of layering angle, layering thickness, and layering region, so as to observe the changes caused to the wings. …”
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508
An Over-Actuated Hexacopter Tilt-Rotor UAV Prototype for Agriculture of Precision: Modeling and Control
Published 2025-01-01“…This approach is predicted to maintain zero pitch throughout the trajectory and is expected to improve the aircraft’s steering accuracy. This arrangement is particularly beneficial for precision agriculture (PA) applications where accurate monitoring and management of crops are critical. …”
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509
Digital Thread-Based Optimisation Framework for Aeronautical Structures: A Vertical Tail Plane Use Case
Published 2024-12-01“…To this end, it details the development of a digital thread dedicated to an aircraft vertical tail plane structure made of carbon fibre reinforced polymer, as well as the tools and models required to implement such an approach using Bayesian inference, multi-physics simulations, and empirical models.…”
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510
Effect of Low Ambient Pressure on Spray Cone Angle of Pressure Swirl Atomizer
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511
Curbing the trade in pangolin scales in China by revealing the characteristics of the illegal trade network
Published 2025-01-01“…We recommend that, in addition to advocating for stronger pangolin protection legislation and law enforcement in Africa, the inspection in China of cargo and baggage on ships and aircraft from Africa and of trucks entering and leaving Bozhou City should also by strengthened, as should the raising of awareness of pangolin protection among express delivery personnel, and in particular, practitioners of traditional Chinese medicine should be discouraged from using pangolin scales in treatments. …”
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512
Using Machine Learning for Aerostructure Surface Damage Digital Reconstruction
Published 2025-01-01“…First, we use the support vector machine (SVM) and k-nearest neighbor (KNN) to analyze the damage on three B777-200 aircraft and find that the classification accuracy can range from 75.1% to 86%. …”
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513
Optimization of Jamming Type Selection for Countering Multifunction Radar Based on Generative Adversarial Imitation Learning
Published 2025-01-01“…However, during the training process of the agent, exploration of the action space is necessary, which leads to poor jamming effects in the early stages of training, posing a significant threat to the aircraft’s survivability. Therefore, this paper proposes a method of JTS based on generative adversarial imitation learning (GAIL). …”
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514
Karakteristik Mekanik Komposit Polyester E-Glass dengan Stacking Sequences [0°, 90°, 0°]
Published 2020-07-01“…It is useful in automotive or aircraft component because reasonable strength and much lower density compare to metal. …”
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515
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Coupling Vibration Analysis of Turbine Shared Support Rotor-Bearing System with Squeeze Film Dampers
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517
Analytical forecasting of the optimal trajectory of mobile robot
Published 2022-06-01“…In this case, at each given point in space, the trajectory direction to the next point is taken into account, which ensures the optimal curvature of the trajectory at a given flight speed of the aircraft. As a result of analytical synthesis, mathematical dependences were obtained to determine the control acceleration, which allow in the robot control system to obtain a given optimal control law in the form of the rotation angle of the velocity vector, which ultimately ensures the minimum energy consumption by the mobile robot for various conditions of its use. …”
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518
Classification of State Regulation Principles in the Field of Air Transport
Published 2020-06-01“…It has been offered to classify these principles according to the following criteria: 1) direction of state regulation (in the field of air transport, in the field of airports and civil airfields activities, in the field of using aircraft, in the sphere of organization of air traffic and airspace, in the field of ensuring public order and safety in air transport, in the field of training aviation personnel); 2) scope of activity (general and special). …”
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519
A Case Study of Offshore Advection of Boundary Layer Rolls over a Stably Stratified Sea Surface
Published 2017-01-01“…Case studies using the WRF model and in situ aircraft observations indicate that the streaks originate from boundary layer rolls generated over the convective air above Swedish mainland, also supported by visual satellite images showing the typical signature cloud streets. …”
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520
State-of-the-Art Detection and Diagnosis Methods for Rolling Bearing Defects: A Comprehensive Review
Published 2025-01-01“…Rolling bearings are essential transmission and support components in aircraft engines, playing a critical role in ensuring their safe and stable operation. …”
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