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2025, Volume 51,  Issue 1

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Volume 51 Issue12025
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Aircraft position verification with one satellite based on Doppler shift change
LIU Haitao, FENG Jingbo, LI Dongxia, WANG Lei
2025, 51(1): 1-8. doi: 10.13700/j.bh.1001-5965.2022.1024
Abstract:

Satellite-based automatic dependent surveillance-broadcast (ADS-B) is an important technology for wide-area aircraft surveillance. To solve the problem of false target interference existing in the satellite-based ADS-B system, a position verification method with one satellite based on Doppler shift ...

Railway foreign objects tracking detection based on spatial location and feature generalization enhancement
CHEN Yong, WANG Zhen, ZHOU Fangchun
2025, 51(1): 9-18. doi: 10.13700/j.bh.1001-5965.2022.0974
Abstract:

There are factors of complex environments, target occlusion, and others. These factors lead to the lack of detection and low detection accuracy of existing depth learning foreign object tracking algorithms.A railway foreign object tracking technique based on spatial location and feature generalizati...

Two-branch real-time semantic segmentation algorithm based on spatial information guidance
HOU Zhiqiang, DAI Nan, CHENG Minjie, LI Fucheng, MA Sugang, FAN Jiulun
2025, 51(1): 19-29. doi: 10.13700/j.bh.1001-5965.2022.0980
Abstract:

In view of feature spatial information loss caused by the reduction of a large number of parameters in the real-time semantic segmentation model and inaccurate segmentation category prediction caused by the lack of context information of features, a two-branch real-time semantic segmentation algorit...

Combined prediction method of flight delay based on attention-based adaptive graph convolution-gated recurrent unit
LIU Xiaolin, GUO Mengjiao, LI Zhuo
2025, 51(1): 30-42. doi: 10.13700/j.bh.1001-5965.2022.0990
Abstract:

Aiming at the problem of the difficult extraction of spatio-temporal dynamic correlation of flight delay data in a flight delay prediction model, a type of flight delay prediction model based on an attention-based adaptive graph convolution-gated recurrent unit (AAGC-GRU) is proposed. Firstly, the a...

Configurable fault injection detection method for RISC-V based on instruction extension
LIU Qiang, LI Yike
2025, 51(1): 43-52. doi: 10.13700/j.bh.1001-5965.2022.0995
Abstract:

For data flow errors caused by fault attacks during processor operation, this paper designed a configurable fault injection detection method based on RISC-V processor microarchitecture. Based on the RISC-V instruction set architecture, this method took advantage of its expandability to add custom ar...

Simulation and analysis of SPH algorithm for interaction of aircraft tire-wet pavement
CAI Jing, HUANG Yudai, LI Qi, LI Yue, DAI Xuan
2025, 51(1): 53-62. doi: 10.13700/j.bh.1001-5965.2022.0954
Abstract:

In view of aircraft hydroplaning on wet and slippery pavement, a finite element model of aircraft tire-wet pavement was established by using the smoothed particle hydrodynamics (SPH) algorithm and compared with the coupled Eulerian-Lagrangian (CEL) model, which highlighted the superiority of SPH alg...

Self-adjusting graph convolution UNet method for 3D human pose estimation
MA Jinlin, CUI Qilei, MA Ziping, WU Jiangtao, CAO Haojie
2025, 51(1): 63-74. doi: 10.13700/j.bh.1001-5965.2022.0969
Abstract:

A few issues with the graph convolutional network-based 3D human pose estimation technique include the shared weight of all nodes, the incapacity to extract the multi-scale properties of the nodes, and the failure to take advantage of the topological relationships between neighboring nodes. In this ...

An attribute reduction algorithm of weighting neighborhood rough sets with Critic method
WU Shangzhi, REN Yixuan, GE Shuyue, WANG Litai, WANG Zhining
2025, 51(1): 75-84. doi: 10.13700/j.bh.1001-5965.2022.0975
Abstract:

Compared with classical rough sets, neighborhood rough sets can process non-discrete and high-dimensional data, and get simplified data without reducing the ability of data processing. An attribute reduction approach of weighting neighborhood rough sets using the Critic method is proposed, aiming at...

Parallel MRI reconstruction by using complex convolution and attention mechanism
DUAN Jizhong, XIAO Chen
2025, 51(1): 85-93. doi: 10.13700/j.bh.1001-5965.2022.1005
Abstract:

for the reconstruction of parallel magnetic resonance imaging, a deep complex attention network (DCANet) model is proposed. A data consistency layer is used to maintain acquired k-space data unchanged, and a cascade network is formed. Additionally, since magnetic resonance images of multiple coils d...

Analysis of compression stability and load capacity of thick composite plate structures
WANG Chunshou, ZHANG Xiaoyu, ZHAN Zhixin, XIAO Hao
2025, 51(1): 94-101. doi: 10.13700/j.bh.1001-5965.2022.0991
Abstract:

The compression stability of composite thick plates was studied. Firstly, the compression test was carried out on the thick plate structure of the composite fuselage. It was found that the bottom skin of the stringer was buckling first, and the stringer did not play the role of wave isolation. Secon...

Analysis of high load injury of thoracolumbar spine in pilots during ejection process
PEI Huining, CHEN Yunfeng, BAI Zhonghang, SUN Jiali, WU Meng, SHAO Xingchen
2025, 51(1): 102-112. doi: 10.13700/j.bh.1001-5965.2022.0957
Abstract:

In an attempt to accurately analyze high load, the finite element model established by clinical CT data was unable to capture the fine geometric features and heterogeneous properties of vertebrae, leading to an inaccurate analysis of the high rate of thoracolumbar spine injuries on fighter pilots du...

Method for function determination of GEO spin stabilized objects by ground-based photometric data
WANG Yang, HU Min, DU Xiaoping, XU Can
2025, 51(1): 113-119. doi: 10.13700/j.bh.1001-5965.2022.0985
Abstract:

The spin period of geosynchronous earth orbit (GEO) spin stabilized objects has a strong correlation with its ground-based photometric data period and functional attributes. With the spin period of the object as a bridge, the function determination of a GEO spin stabilized object can be realized by ...

Blockchain copyright storage protocol based on short verifiable ring signature
WANG Jiechang, LIU Yuling, ZHANG Ping, LIU Muhua, WANG Xiaowei
2025, 51(1): 120-132. doi: 10.13700/j.bh.1001-5965.2022.1000
Abstract:

In the existing blockchain copyright storage systems, various ring signatures occupied too much storage space, and the efficiency of the data consensus algorithm needed to be improved. The public keys of the ring members were accumulated using a dynamic accumulator in order to solve these issues. Va...

Design and verification of airworthiness compliance of equivalent endurance test cycle of turbofan engine
TANG Xinhao, DOU Yingrui
2025, 51(1): 133-140. doi: 10.13700/j.bh.1001-5965.2022.0953
Abstract:

In order to optimize the endurance test cycle of the turbofan engine and reduce the number of triple red-line configuration modifications during the test, the equivalent design and compliance verification method of the endurance test cycle were studied. The damage characteristics of the original end...

Analysis and control of influencing factors of cross coupling of flexible gyro
CAI Yao, SI Yuhui, WANG Yuzhuo, DU Xin, YIN Lu
2025, 51(1): 141-151. doi: 10.13700/j.bh.1001-5965.2022.0968
Abstract:

Due to mechanical structure error and electrical interference, the produced flexible gyro has cross coupling. The influencing factors of cross coupling were analyzed, which were positioned as the perpendicularity of the iron core column of the differential inductance sensor and the circumferential d...

Test research on icing characteristics of sensors and their influence laws
DING Liang, HU Zhanwei, GUO Xiangdong, SHI Yanan, YI Xian
2025, 51(1): 152-160. doi: 10.13700/j.bh.1001-5965.2022.1026
Abstract:

Icing detection is the premise and basis for the operation of aircraft icing protection systems, and it is the primary problem faced by icing protection. At present, the research on the probe icing process lacks the measured data, and the relevant laws need to be verified. Therefore, in order to sim...

Manipulator force/position hybrid control based on staged adaptation
YIN Wenzhe, LIAN Dapeng, LI Kaiyue, ZHAO Guowei
2025, 51(1): 161-166. doi: 10.13700/j.bh.1001-5965.2022.0955
Abstract:

The requirements for the compliant control quality of the space manipulator are continuously improved in space manipulation tasks. Using a single control method is likely to cause large end contact force overshoot or dynamic deviation. This study proposes and implements a force/position hybrid contr...

Phase-shifted PWM voltage drive strategy of high-speed solenoid valve
CHEN Xiaoming, ZHU Yuchuan, LI Linfei, WANG Yuwen
2025, 51(1): 167-174. doi: 10.13700/j.bh.1001-5965.2022.1018
Abstract:

High-speed solenoid valve is the core control element of digital flow technology, and its dynamic response and effective duty cycle range seriously affect the flow control accuracy of the system. To further expand the effective duty cycle range, a phase-shifted pulse width modulation (PWM) voltage d...

UAV obstacle avoidance path-following method under time-varying wind disturbance at low altitudes
TAO Jiang, CAO Yunfeng
2025, 51(1): 175-182. doi: 10.13700/j.bh.1001-5965.2022.0956
Abstract:

An unmanned aerial vehicle path-following method under unknown time-varying wind disturbance was designed to solve the problem of unmanned aerial vehicle obstacle avoidance path-following at low altitudes. Firstly, a kinematic model of the unmanned aerial vehicle in the two-dimensional plane was giv...

Online guidance for hypersonic vehicles in glide-reentry segment
WEI Hao, CAI Guangbin, FAN Yonghua, XU Hui, WANG Jing, ZHOU Zhuocheng
2025, 51(1): 183-192. doi: 10.13700/j.bh.1001-5965.2022.0965
Abstract:

In view of the guidance problem of the hypersonic vehicles in the glide-reentry segment, an online guidance strategy based on improved particle swarm optimization and whale algorithm was proposed. By considering its constraint model and shift conditions, a process constraint and terminal constraint ...

Impeller fault diagnosis method and application based on digital twin flow field contour of centrifugal pump
LI Yajie, LIU Qiang, LI Wei
2025, 51(1): 193-201. doi: 10.13700/j.bh.1001-5965.2022.0997
Abstract:

With the development of industrial technology, the health diagnosis and maintenance of centrifugal pumps are increasingly urgent. Combining digital twin and machine vision technology, this paper proposed an intelligent impeller fault diagnosis method for centrifugal pumps based on a digital twin flo...

Ship detection method based on attentional guidance and multi-sample decision
LYU Yilong, GOU Yao, LI Min, HE Yujie, XING Yuhang
2025, 51(1): 202-213. doi: 10.13700/j.bh.1001-5965.2022.1004
Abstract:

The ones-stage object detection method has the characteristics of fast training speed and short inference time. However, its feature pyramid network (FPN) cannot suppress the background and noise information of the synthetic aperture radar (SAR) ship image, and the detection head has a prediction bi...

Research on target detection performance of PA-MIMO radar based on channel reciprocity
QI Cheng, XIE Junwei, FEI Taiyong, ZHANG Haowei, YANG Xiao
2025, 51(1): 214-221. doi: 10.13700/j.bh.1001-5965.2022.1014
Abstract:

On the issue of how to effectively utilize radar resources to improve the accuracy and reliability of target detection, proposed a hybrid distributed phased array-multiple input and multiple output (PA-MIMO) radar system model and established a target detection model based on the Neyman-Pearson (NP)...

Protection level optimization method of ARAIM algorithm for urban road safety
DENG Siyu, SUN Rui, ZHANG Lidong, HU Haoliang
2025, 51(1): 222-234. doi: 10.13700/j.bh.1001-5965.2022.1020
Abstract:

Safety-critical intelligent transportation systems (ITS) applications are surging in recent years. These kinds of applications not only have the accuracy but also the integrity of global navigation satellite system (GNSS) positioning services. In the field of aviation with an open environment, advan...

Improved chimpanzee search algorithm based on multi-strategy fusion and its application
ZHANG Fuxing, GAO Teng, WU Hongda
2025, 51(1): 235-247. doi: 10.13700/j.bh.1001-5965.2022.0891
Abstract:

In order to solve the problems of initial population boundary clustering distribution, slow convergence speed, low accuracy and easy falling into local optimum in chimpanzee search algorithm, an improved chimpanzee optimization algorithm with multi-strategy fusion (SPWChoA) was proposed. Firstly, th...

Gust alleviation control system of flexible aircraft considering rudder efficiency
LIU Yisi, YANG Youxu, LIU Yi, CHENG Zhiyong, YU Lingfu
2025, 51(1): 248-256. doi: 10.13700/j.bh.1001-5965.2022.0952
Abstract:

The rudder surface effectiveness loss directly affects the gust alleviation effect of flexible aircraft, considering the rudder surface effectiveness loss is the key to the design of an active gust alleviation control system. In order to tackle the issue of gust interference in flexible aircraft, a ...

RAW image reconstruction based on multi-scale attention mechanism
ZHANG Ke, LIU Yu, HU Kai
2025, 51(1): 257-264. doi: 10.13700/j.bh.1001-5965.2022.0959
Abstract:

Traditional image signal processing (ISP) algorithms are cumbersome. Therefore, based on the PyNET model that can replace ISP algorithms, an end-to-end RAW image reconstruction method was proposed, called Py-CBAM. This method introduced an efficient attention mechanism and used it to redesign the mu...

Position analysis of seven-link Barranov truss based on conformal geometric algebra
HUANG Xiguang, WU Yifan, LIU Dongyu
2025, 51(1): 265-271. doi: 10.13700/j.bh.1001-5965.2022.0961
Abstract:

The position analysis of mechanism is the basis of kinematics and dynamics research of mechanism.A conformal geometric algebraic (CGA) method for position analysis of seven-link Barranov truss is proposed to solve the problems of the traditional mechanism position analysis theory, such as the compli...

Simulation analysis and experimental study of viscoelastic damping ring of flywheel housing
JIN Fuyun, WANG Yongfeng, WANG Hong, LIU Shanshan, MA Yanhong
2025, 51(1): 272-280. doi: 10.13700/j.bh.1001-5965.2022.0963
Abstract:

As the requirements for performance indicators of spacecraft platforms increase, the influence of micro-vibrations generated by flywheels on spacecraft platforms is becoming increasingly prominent and needs to be suppressed. Based on the modal characteristics of the upper housing of the flywheel, a ...

Optimization design method of aircraft boundary characteristics based on upwind scheme adjoint equation
DENG Jun, GAO Zhenghong, HUANG Jiangtao, ZHAO Ke, XIA Lu
2025, 51(1): 281-292. doi: 10.13700/j.bh.1001-5965.2022.0964
Abstract:

A challenging and crucial aspect of aircraft design is defining the boundary characteristics of the aircraft, which dictate their safety and flying performance. In order to increase the precision, effectiveness, and resilience of complex flow problems, we suggested in this study that adjoint optimiz...

CAP planning method based on elliptic fitting of optimal detection routes
LI Leyan, YANG Rennong, WANG Ying, LI Huanyu, WU Ao, YUE Longfei
2025, 51(1): 293-302. doi: 10.13700/j.bh.1001-5965.2022.0978
Abstract:

In view of the combat air patrol (CAP) planning problem in air formation under the background of weak intelligence support in the far sea, a new patrol airspace planning method based on the elliptic fitting of the optimal detection route was proposed. First, the cooperative probability detection are...

Multi-UAV trajectory planning for complex terrain based on GPSSA algorithm
YAN Shaoqiang, YANG Ping, LIU Weidong, LI Xinqi, LEI Jian, ZHAO Chaoyue
2025, 51(1): 303-313. doi: 10.13700/j.bh.1001-5965.2022.0984
Abstract:

A multi-UAV cooperative path planning approach based on the self-destruction mechanism and game predatory sparrow search algorithm (GPSSA) is suggested to address the issues of high time requirement and problematic convergence. Firstly, a single UAV path planning model and a multi-UAV cooperative pa...

LPI radar signal recognition based on high-order time-frequency spectrum features
LI Shitong, JIN Xiaoping, SUN Jie, WANG Xiaofeng
2025, 51(1): 314-320. doi: 10.13700/j.bh.1001-5965.2022.0993
Abstract:

In view of the low recognition rate of traditional low probability of intercept (LPI) radar signal recognition algorithms under low signal-to-noise ratios, a radar signal recognition algorithm based on high-order time-frequency features was proposed. The proposed algorithm firstly obtained the time-...

Two-stage underwater image enhancement method based on convolutional neural networks
LU Siqi, GUAN Fengxu, LAI Haitao, DU Xue
2025, 51(1): 321-332. doi: 10.13700/j.bh.1001-5965.2022.1003
Abstract:

Images taken underwater frequently suffer from substantial degradation due to the varied capabilities of water particles to absorb light, which has a significant impact on how underwater robots perceive their surroundings. The intricacy of underwater environments and uncertainties in physical factor...

High dynamic cooperative topology online optimization and distributed guidance method
PANG Bowen, ZHU Jianwen, BAO Weimin, LI Xiaoping
2025, 51(1): 333-339. doi: 10.13700/j.bh.1001-5965.2022.1025
Abstract:

In order to solve the distributed cooperative guidance problem in the flight process of a high-velocity aircraft swarm, this paper proposed an adaptive topology optimization and guidance algorithm based on a minimum spanning tree. The algorithm constructed the topology graph of the communication lin...

A matching method based on improved SuperPoint and linear Transformer for optical and infrared images
WU Wei, XIAN Yong, SU Juan, ZHANG Daqiao, LI Shaopeng, LI Bing
2025, 51(1): 340-348. doi: 10.13700/j.bh.1001-5965.2022.1022
Abstract:

A deep learning matching algorithm based on improved SuperPoint and linear transformer was proposed to solve the problem of difficult matching and high mismatching rates between visible and infrared heterologous images. Firstly, based on the SuperPoint network structure, the algorithm introduced the...