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Analysis and Experimental Study on Dynamic Behavior of Stepper-Actuated Dual-Axis Data Transmission Antenna

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

The satellite-borne data transmission antenna is the main disturbing source of low-frequency microvibration of spacecraft, which immensely affects the......

Experimental Study of the Effect of the Expansion Segment Geometry on the Atomization of a Plain-Jet Airblast Atomizer

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

In this paper, the idea of adding an expansion segment over traditional airblast atomizer is proposed to improve the spray performance. According to t......

Design Optimization of a Multistage Axial Flow Compressor Based on Full-Blade Surface Parameterization and Phased Strategy

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

A new design optimization method is proposed for the problem of high-precision aerodynamic design of multistage axial compressors. The method mainly c......

Influence of Design Parameters on Static Bifurcation Behavior of Magnetic Liquid Double Suspension Bearing

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

Magnetic liquid double suspension bearing (MLDSB) includes electromagnetic system and hydrostatic system, and the bearing capacity and stiffness can b......

Research and Verification of Key Techniques in the Simulation of Space Extremely Rapid Decompression in Millisecond

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

The research of rapid decompression with its effect assessment and protection technology is the problem that must be faced by the future exploration p......

Effects of Upstream Component and Air Injection on Water Droplet Impingement Characteristics for Downstream Surfaces

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

Water droplet changes its movement direction and velocity when it bypasses an aircraft component with the surrounding airflow or gets blown by air inj......

Hypersonic Vehicle Aerodynamic Optimization Using Field Metamodel-Enhanced Sequential Approximate Optimization

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

Hypersonic vehicle has gained increasing attention due to its high cruise speed and long voyage. In this paper, an enhanced Sequential Approximate Opt......

New Nonlinear Cumulative Fatigue Damage Model Based on Ecological Quality Dissipation of Materials

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

The failure of many aircraft structures and materials is caused by the accumulation of fatigue damage under variable-amplitude cyclic loading wherein ......

Study on the Fast Extension Mechanism of Double-Cavity Shock Absorber with High-Pressure Piston

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

Double-cavity shock absorber with high-pressure piston is the core component of the nose landing gear of the carrier-based aircraft, and its fast-exte......

Modelling and Simulation of Distributed UAV Swarm Cooperative Planning and Perception

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

As an emerging topic, the swarm of autonomous unmanned aerial vehicles (UAVs) has been attracting great attention. Due to the indeterminacy of sensors......

Numerical Investigation of Droplet Properties of a Liquid Jet in Supersonic Crossflow

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

The atomization process of a liquid jet in supersonic crossflow with a Mach number of 1.94 was investigated numerically under the Eulerian-Lagrangian ......

Prescribed Performance Tracking Control for the Hypersonic Vehicle with Actuator Faults

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

This paper provides a solution for the trajectory tracking control of a hypersonic flight vehicle (HFV), which is encountered performance constraints,......

Application of Principal Component Analysis-Assisted Neural Networks for the Rotor Blade Load Prediction

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

This paper presents a novel approach of principal component analysis- (PCA-) assisted back propagation (BP) neural networks for the problem of rotor b......

Hierarchical Task Assignment Strategy for Heterogeneous Multi-UAV System in Large-Scale Search and Rescue Scenarios

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

For the large-scale search and rescue (S&R) scenarios, the centralized and distributed multi-UAV multitask assignment algorithms for multi-UAV sys......

Cooperative Guidance Law against Highly Maneuvering Target with Dynamic Surrounding Attack

期刊: INTERNATIONAL JOURNAL OF AEROSPACE ENGINEERING, 2021; 2021 ()

In this paper, a new dynamic surrounding attack cooperative guidance law against highly maneuvering target based on decoupled model is proposed. First......

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