2024 Vol. 50, No. 3

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Volume 3 Issue E-journal
Volume 50 Issue32024
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Analysis on feasibility of detecting water blooms in Taihu Lake with spaceborne GNSS-R
ZHANG Yun, WANG Yu, ZHOU Shaohui, MENG Wanting, HAN Yanling, YANG Shuhu
2024, 50(3): 695-705. doi: 10.13700/j.bh.1001-5965.2022.0298
Abstract:

Spaceborne global navigation satellite system-reflectometry (GNSS-R) is a passive remote sensing technology with the advantages of high data revisit cycle, all-day coverage, all-weather services, and abundant signal sources. Based on this, the feasibility of detecting water blooms in the Taihu Lake ...

Numerical simulation of flow around two tandem wavy conical cylinders at subcritical Reynolds number
ZOU Lin, WU Weinan, LIU Jian, LIU Diwei, WANG Jiahui
2024, 50(3): 706-715. doi: 10.13700/j.bh.1001-5965.2022.0285
Abstract:

Regarding the arrangement of wind energy harvesting structures, based on the large eddy simulation (LES) method, the lift-drag characteristics and flow structures of two tandem wavy conical cylinders are studied with a subcritical Reynolds number (Re = 3900) and the spacing ratio. Results show that ...

ACARS signal receiving method based on window demodulation of zero-crossing slope
LU Hui, ZHANG Fan, ZHANG Yuxuan
2024, 50(3): 716-728. doi: 10.13700/j.bh.1001-5965.2022.0292
Abstract:

The aircraft communication addressing and reporting system (ACARS) is a digital communication system that allows messages to be sent and received between aircraft and ground stations. It is important for ground-to-air data links, flight safety, and air traffic control. The noise and frequency offset...

Trajectory optimization of CSTBC UAV relay communication systems with no-fly zone constraints
LIU Haitao, LIU Xiaochang, HUANG Jinfeng, LI Dongxia
2024, 50(3): 729-738. doi: 10.13700/j.bh.1001-5965.2022.0351
Abstract:

The flight path of an UAV has a significant effect on the performance of a UAV relay communication system. To increase transmission reliability, a cooperative space-time block coding (CSTBC) UAV relay communication transmission technique with no-fly zone restrictions is suggested. The outage probabi...

Siamese network visual tracking algorithm based on second-order attention
HOU Zhiqiang, CHEN Maolin, MA Jingyuan, GUO Fan, YU Wangsheng, MA Sugang
2024, 50(3): 739-747. doi: 10.13700/j.bh.1001-5965.2022.0373
Abstract:

To improve the feature expression ability and discriminative ability of the visual tracking algorithm based on Siamese network and obtain better tracking performance, a lightweight Siamese network visual tracking algorithm based on second-order attention is proposed. Firstly, to obtain deep features...

Differential positioning with Doppler measurements from Iridium satellite signals of opportunity based on lines of sight correction
QIN Honglei, WU Ning, ZHAO Chao
2024, 50(3): 748-756. doi: 10.13700/j.bh.1001-5965.2022.0378
Abstract:

Positioning technology based on signals of opportunity (SOP) from low Earth orbit (LEO) satellites is an effective complement and backup positioning solution of global navigation satellite system (GNSS). The major sources of errors to be considered in the positioning technology based on SOPs from LE...

Redundancy design of a FADS system on a complex leading-edge vehicle using neural network approach
ZHOU Yinjia, WAN Qian, XU Yizhe, QI Bin, SHI Yong
2024, 50(3): 757-764. doi: 10.13700/j.bh.1001-5965.2022.0341
Abstract:

In order to gather airspeed and aerodynamic orientation for hypersonic vehicles, flush air data sensing (FADS) systems are used in place of pitot tubes. This eliminates the issue of intense hypersonic heating caused by the poked-out pitot tube and concurrently enhances the vehicle's stealth performa...

Evaluation index of accumulated water-film on asphalt pavement considering safety of aircraft hydroplaning
ZONG Huihang, LI Yue, CAI Jing, DAI Xuan
2024, 50(3): 765-773. doi: 10.13700/j.bh.1001-5965.2022.0352
Abstract:

The primary causes of aircraft tire hydroplaning accidents were rut deformation and cross slope on asphalt pavement, which had a notable impact on the distribution of accumulated water-film depth. At present, an acceptable range of water-film thickness of contaminated runway was given in the regulat...

Prediction method of remaining useful life of aero-engine based on long sequence
GUO Junfeng, LIU Guohua, LIU Guowei
2024, 50(3): 774-784. doi: 10.13700/j.bh.1001-5965.2022.0354
Abstract:

A method for forecasting the remaining useful life of an aero-engine based on a stack-dilated convolution neural network (SDCNN) was presented in order to address the inadequate prediction accuracy of the engine’s useful life with long-sequence data from many sensors.The multi-sensor long sequence d...

Digital twin construction of cleaning for navigational lamps with physical empowerment
DONG Huifen, SUN Haoyuan, YAN Li, WU Yunxia
2024, 50(3): 785-795. doi: 10.13700/j.bh.1001-5965.2022.0357
Abstract:

Airport navigational lamp cleaning equipment needs remote real-time monitoring of equipment condition and cleaning quality. Virtual platforms are utilized to map the operating conditions of the cleaning equipment. The establishment of the virtual environment is still largely dependent on data-driven...

3D imaging method based on scanning rotation synchronous motion
ZHAO Jingcheng, LOU Changyu, MIAO Jungang, XUAN Shiyang
2024, 50(3): 796-802. doi: 10.13700/j.bh.1001-5965.2022.0266
Abstract:

In order to meet the requirements of rapid detection of stealth performance of in-service fighters, a scattering measurement method based on vertical scanning and azimuth rotation synchronous motion is proposed. The vertical guide rail, turntable, data processing terminal, RF transceiver equipment, ...

Carrier aircraft landing scheduling problem based on improved gray wolf optimization
LIU Yujie, HAN Wei, SU Xichao, GUO Fang
2024, 50(3): 803-813. doi: 10.13700/j.bh.1001-5965.2022.0280
Abstract:

The carrier aircraft landing scheduling problem under class one landing mode is studied, and a landing scheduling model is established with the optimization objectives of minimizing the weighted sum of landing delay time, and landing completion time. The model takes into account the impact of the ba...

Thermal design and validation of high temperature material science experiment system on China space station
SUN Jinchuan, KANG Changxi, XIE Yongqi, MA Dongtao, LI Shenghua, CUI Xiaojie
2024, 50(3): 814-820. doi: 10.13700/j.bh.1001-5965.2022.0365
Abstract:

The high temperature material science experiment system (HTMSES) on China space station is a new generation of comprehensive and multi-functional space material experiment equipment, which can work in orbit for a long time. The system, with complex composition and compact layout, has the problems of...

Construction and application of knowledge graph in LOX/LH2 engine domain
CHEN Xiaoping, WANG Jianfeng, ZHANG Hong, HU Qingjie
2024, 50(3): 821-830. doi: 10.13700/j.bh.1001-5965.2022.0333
Abstract:

As a crucial component of the aerospace industry, we construct the domain knowledge graph in the domain of liquid oxygen and liquid hydrogen engines in order to maintain domain knowledge and efficiently enhance the training capacity of scientific research and production talents. According to the cha...

Incremental guidance method for kinetic kill vehicles with target maneuver compensation
CHEN Yang, FANG Yizhong, HAN Tuo, HU Qinglei
2024, 50(3): 831-838. doi: 10.13700/j.bh.1001-5965.2022.0519
Abstract:

In view of the design problem of a strong anti-disturbance terminal guidance method for kinetic kill vehicles against highly maneuvering targets, thrust disturbance, and measurement deviation, an incremental strong anti-disturbance terminal guidance method for extra-atmospheric kinetic kill vehicles...

Analysis and modeling method of civil aircraft emergency scenario
JIANG Yuhang, GUO Tai, GONG Qi, REN Wenming, SONG Tao, QIAN Xin
2024, 50(3): 839-849. doi: 10.13700/j.bh.1001-5965.2022.0339
Abstract:

According to the scenario-based civil aircraft system engineering forward development process, in order to ensure the integrity of requirement capture and function analysis in the early stage of aircraft development, the identification, analysis and modeling methods of emergency scenarios are studie...

Scheduling method for multi-sensor cooperative area search and target tracking
ZHANG Yunpu, FU Qiang, SHAN Ganlin, HUANG Yan
2024, 50(3): 850-860. doi: 10.13700/j.bh.1001-5965.2022.0277
Abstract:

A multi-sensor scheduling method is proposed to address the competition of sensor resources during simultaneous execution of area search tasks and target tracking tasks. Firstly, for the dual-task cooperation, sensor scheduling is transformed into a multi-objective optimization problem, and the sear...

Dual-loop control of mass-actuated quadrotor UAV considering dynamic characteristics of moving mass
DU Qingfeng, JING Wuxing, GAO Changsheng, AN Ruoming
2024, 50(3): 861-873. doi: 10.13700/j.bh.1001-5965.2022.0350
Abstract:

The study focuses on the severe attitude jitter brought on by the extra disturbance torque generated by the dynamic properties of the moving mass. It investigates the moving mass parameter design and attitude/servo dual-loop control of the mass-actuated quadrotor UAV. Firstly, the influence of the m...

Soil moisture algorithm testing of interference signal inversion with GNSS linearly polarized antenna
LI Jie, YANG Dongkai, HONG Xuebao, WANG Feng
2024, 50(3): 874-885. doi: 10.13700/j.bh.1001-5965.2022.0282
Abstract:

Using global navigation satellite system Interferometric reflectometry (GNSS-IR) to measure soil moisture has become a prominent research topic. Smartphones equipped with low-cost linearly polarized antennas can easily and quickly acquire the signal noise ratio (SNR) of interference signals. The GNS...

Three-dimensional transition corridor of tilt-propulsion UAV
XIA Jiyu, ZHOU Zhou, WANG Zhengping, WANG Rui
2024, 50(3): 886-895. doi: 10.13700/j.bh.1001-5965.2022.0284
Abstract:

In this paper, a three-dimensional transition corridor establishment method suitable for tilt-propulsion kind unmanned aerial vehicle is proposed to solve the problem that the dynamic characteristics are ignored and the angle of attack information is missing in the traditional transition corridor, w...

Corrosion behavior of 2195-T8 aluminum-lithium alloy with artificial defects in 30% HNO3
GUO Yi, LIU Dejun, CHANG Xinlong, TIAN Gan, YUE Chunguo, PANG Chuang
2024, 50(3): 896-903. doi: 10.13700/j.bh.1001-5965.2022.0344
Abstract:

To study the corrosion performance of the 2195-T8 Al-Li alloy in an acidic medium, the corrosion morphology of 2195-T8 Al-Li alloy in 30% HNO3 was analyzed by scanning electron microscope (SEM), scanning transmission electron microscopy (STEM) and other microscopic characterization methods. A method...

Optimization of energy consumption on aviation biofuel derived from lignin
HUANG Xinghua, DONG Shengfei, YANG Xiaoyi
2024, 50(3): 904-912. doi: 10.13700/j.bh.1001-5965.2022.0347
Abstract:

The cyclic structure of lignin monomer makes it an effective precursor for the preparation of aromatic and naphthenic hydrocarbons in alternative aviation biofuel. Aspen Plus conducted a material and energy consumption analysis of various routes by comparing the features and material flow of lignin ...

Classification method of radio fuze target and interference signal based on power spectrum entropy
LIU Bing, HAO Xinhong, CAI Xin
2024, 50(3): 913-919. doi: 10.13700/j.bh.1001-5965.2022.0355
Abstract:

Radio frequency modulation fuze is easy to be disturbed by jamming signals in a battlefield environment, which lead to explosion early and loss of attack ability. In a combat setting, jamming signals can easily disrupt radio frequency modulation fuses, resulting in an early explosion and a loss of a...

Damage distribution of composite structures of a certain type aircraft
DENG Jinxin, CHEN Lin, LU Sitong, HOU Yuxin, HUANG Wenjun, CHENG Xiaoquan
2024, 50(3): 920-930. doi: 10.13700/j.bh.1001-5965.2022.0379
Abstract:

To address the damage and repair of aircraft composite structures, the applications and damage of composite structures in a certain type of aircraft, including the wing, fuselage and other components, were statistically analyzed. Structural damage distribution models with time variable were establis...

Automatic recognition method of multi-radar signals based on multi-domain features
YANG Jin, HAO Xinhong, CHEN Qile
2024, 50(3): 931-939. doi: 10.13700/j.bh.1001-5965.2022.0294
Abstract:

In complex electromagnetic environments, simultaneous signal transmission of multiple radars in similar frequency bands can cause overlapping of reconnaissance’s received signals in the time and frequency domains. To address this problem, an automatic modulation recognition (MR) method with a low si...

Surface dynamical environment analysis of a binary asteroid system
WANG Yaping, WANG Yue, WU Xiaojie, GAN Qingbo, YANG Zhitao, ZHANG Yao
2024, 50(3): 940-950. doi: 10.13700/j.bh.1001-5965.2022.0286
Abstract:

The binary asteroids are quite common in the solar system and are of unique scientific value. Studying the surface dynamical environment is the key to enabling surface roving exploration. The surface dynamical environment of the primary and secondary asteroid may be significantly affected by disturb...

Combustion instability analysis of pilot flame in model combustor
LI Mingjing, GUO Zhihui
2024, 50(3): 951-961. doi: 10.13700/j.bh.1001-5965.2022.0274
Abstract:

To address he combustion instability of pilot flame in the model combustor, the multi-point dynamic pressure and flame images are experimentally measured in the combustor, and analyzed by means of fast Fourier analysis and proper orthogonal decomposition(POD). It is observed that with the increase o...

Study on heat transfer of combustor and regenerative cooling channel based on two-way coupling
ZHAO Chaofan, DONG Hao, ZHU Jianqin, CHENG Zeyuan, RONG Yi
2024, 50(3): 962-974. doi: 10.13700/j.bh.1001-5965.2022.0276
Abstract:

In order to investigate the heat transfer characteristics of regenerative cooling channels and scramjet combustors, a two-way weak-coupling iterative calculation method is adopted. The combustor settings and cooling channel impacts on heat transfer and N-decane pyrolysis were studied numerically usi...

Knowledge mining of aircraft configuration design for sonic boom/aerodynamics
MA Chuang, SHU Bowen, HUANG Jiangtao, LIU Gang, ZHONG Shidong
2024, 50(3): 975-984. doi: 10.13700/j.bh.1001-5965.2022.0310
Abstract:

Sonic boom suppression is a key technology in the development of a new generation of supersonic civil aircraft. The configuration parameters of aircraft have an important influence on its sonic boom characteristics. Data mining (DM) can search hidden information from a large amount of data through a...

Optimization of TID assessment of micro-satellites
SHE Xuan, LOU Haijun, SONG Renting, LI Qicong, JIN Zhonghe
2024, 50(3): 985-993. doi: 10.13700/j.bh.1001-5965.2022.0331
Abstract:

Targeting the total ionizing dose (TID) effects that micro-satellites experience in space, the traditional spatial mesh division is improved based on the icosahedral space grid method in order to more accurately evaluate the TID of sensitive points in the satellite, realize the optimization of the e...

Deployment dynamics and multi-parameter performances analysis of spatial rectangular tether-net
LI Mengsheng, YUE Shuai, DU Zhonghua, ZHANG Qingzhan, LIU Zhou, LIU Zhi
2024, 50(3): 994-1004. doi: 10.13700/j.bh.1001-5965.2022.0342
Abstract:

A spatial tether-net system is a flexible capture system for space debris. A rectangular tether-net is proposed to capture a spatial target with solar wings. The dynamic model of rectangular tether-net during the deployment process is established to analyze the deployment characteristic. The accurac...

A small sample data-driven radar compound jamming lightweight perception network
LANG Bin, WANG Huan, GONG Jian
2024, 50(3): 1005-1014. doi: 10.13700/j.bh.1001-5965.2022.0343
Abstract:

Radar jamming perception technology based on deep learning can accurately perceive all kinds of radar jamming types, but large-scale and complete training samples need to be constructed in advance. The workload and difficulty of data set construction are large. At the same time, there are some probl...

Shore-based BDS-R sea surface altimetry and weighting method of its observed values
HOU Jinhua, HE Kaifei, GAO Fan, CHU Ti, WU Yu
2024, 50(3): 1015-1026. doi: 10.13700/j.bh.1001-5965.2022.0360
Abstract:

With the completion of the global networking of BeiDou-3 satellite navigation system (BDS-3), its reflected signals are more and more widely used in the field of global navigation satellite system-reflectometry (GNSS-R) sea surface altimetry. A dual antenna coastal BDS-reflectometry (BDS-R) sea surf...

On-line co-location method of distributed missile swarms for maneuvering targets
FU Jinbo, ZHANG Dong, ZHAO Junmin, WANG Tinghui
2024, 50(3): 1027-1036. doi: 10.13700/j.bh.1001-5965.2022.0361
Abstract:

High-precision co-location of maneuvering targets is the key to coordinated strikes, and co-location through distributed bomb swarms is a current research hotspot. This paper proposes a distributed online co-location strategy for swarms to solve the real-time problem of co-location under the conditi...

Guaranteed-performance formation control of swarm systems based on leader-follower strategy
WANG Lin, ZHANG Qingjie, CHEN Hongwei
2024, 50(3): 1037-1046. doi: 10.13700/j.bh.1001-5965.2022.0371
Abstract:

Aiming at the problem of formation tracking control of swarm systems, an optimal control method with guaranteed-performance with switching topologies is proposed. Firstly, a mathematical description of formation tracking control problem based on leader-follower structure is established, and a distri...

Design of a low cost chipless RFID humidity sensor
WANG Bo, LI Youwei, WANG Ke
2024, 50(3): 1047-1052. doi: 10.13700/j.bh.1001-5965.2023.0161
Abstract:

It is of great significance to design a low cost chipless radio frequency identification (RFID) sensor for environmental humidity monitoring. Polyvinyl alcohol (PVA) film is used as a humidity-sensitive material and the overall size of the rectangular substrate is 18 mm×18 mm×0.5 mm. Based on simula...