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2015 Vol. 41, No. 2

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Volume 41 Issue22015
2015 Year 41 Volume 2 Issue E-journal
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Evaluation of ICCP algorithm for geomagnetic navigation based on hardware-in-the-loop simulation
WANG Shicheng, LÜ Zhifeng, ZHANG Jinsheng, LU Zhaoxing
2015, 41(2): 187-192. doi: 10.13700/j.bh.1001-5965.2014.0117
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The performance of geomagnetic navigation matching algorithm is influenced by many factors. However, the evaluation of algorithm is completely based on computer simulation at present, whose credibility should be validated further. The iterated closest contour point (ICCP) algorithm was studied. Firs...
Interval data analysis based on empirical distribution function
WANG Huiwen, WANG Shengshuai, HUANG Lele, WANG Cheng
2015, 41(2): 193-197. doi: 10.13700/j.bh.1001-5965.2014.0435
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Uniform distribution in some closed or tight interval is a basic assumption in the literature about interval data analysis, which is difficult to satisfy in real data processing. To solve this problem, the empirical cumulative distribution function (ECDF) and kernel estimation of cumulative distribu...
Time-varying response surface method for high-temperature structural reliability analysis
MA Xiaobing, REN Hongdao, CAI Yikun
2015, 41(2): 198-202. doi: 10.13700/j.bh.1001-5965.2014.0142
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The constitutive equation and carrying capacity of structure will change over time under high temperature conditions. The traditional structural reliability models are inefficient to solve these time-varying structural reliability problems. A time-varying response surface method with thermal respons...
Large scale uniform electromagnetic field simulation based on Helmholtz coil
HUANG Songtao, ZHANG Wei, ZHANG Pengfei, QI Zewu
2015, 41(2): 203-208. doi: 10.13700/j.bh.1001-5965.2014.0168
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Considering the technical requirements of the space physical environment simulation system, a square Helmholtz coil was built by a pair of axis symmetric rectangular coils which had the same turns, side length, height and thickness, based on the principle of Helmholtz coils. Combining with the const...
Pipeline spraying robot: structure and pose adjustment
CHEN Youdong, JI Xudong, TANG Wei
2015, 41(2): 209-215. doi: 10.13700/j.bh.1001-5965.2014.0163
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To meet the demand of large allotype pipelines inner wall spraying, a pipeline spraying robot with series and parallel structure was designed, which consisted of a support platform and a series manipulator. The support platform was modeled by geometric method. The manipulator was analyzed by D-H met...
Principle of plane display interface design based on visual search
FAN Xiaoli, ZHOU Qianxiang, LIU Zhongqi, XIE Fang
2015, 41(2): 216-221. doi: 10.13700/j.bh.1001-5965.2014.0087
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Pilots monitor all kinds of instrument information by visual searching during flight. This process was studied to explore the effects of time pressure and search difficulty on visual searching, aiming to provide scientific basis for the ergonomic design of display interface of aircraft cockpit. A vi...
Numerical simulation of individual components of pitch-damping coefficient sum
XI Ke, YAN Chao, HUANG Yu, WANG Wen, YUAN Wu
2015, 41(2): 222-227. doi: 10.13700/j.bh.1001-5965.2014.0094
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An approach for predicting the direct damping derivatives that formed the pitch-damping sum was presented. Application of the technique was made to the axisymmetric projectile configuration as well as the non-axisymmetric winged vehicle. The plunging derivatives and pitch-damping sum were obtained u...
Application of UKF parameter estimation in the three-body Lambert problem
ZHANG Hongli, LUO Qinqin, HAN Chao
2015, 41(2): 228-233. doi: 10.13700/j.bh.1001-5965.2014.0120
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A new algorithm based on unscented Kalman filter (UKF) parameter estimation was proposed for the fast and efficient solution of the three-body Lambert problem. The algorithm was divided into two steps, guessing the initial solution and searching the exact solution. The initial solution of the three-...
Dynamic force equalization for dissimilar redundant actuator system
FAN Dianliang, FU Yongling, GUO Yanqing, ZHOU Guozhe
2015, 41(2): 234-240. doi: 10.13700/j.bh.1001-5965.2014.0121
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With the development of key technologies about more/all electric aircraft (MEA/AEA), the dissimilar redundant actuator system (DRAS) which consists of power-by-wire actuators, EMA and EHA, indicates the trend of more-electric-aircraft. First of all, the construction and the working principle of the ...
Comfort evaluation for aircraft seat cushion based on finite element model
LI Xianxue, DING Li, WANG Xingwei, WEI Shihua, ZHOU Qianxiang, HU Huimin
2015, 41(2): 241-245. doi: 10.13700/j.bh.1001-5965.2014.0122
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The comfort of pilot's seat is highly demanded and the sitting pressure is a very important index to evaluate the seat comfort. A human-seat cushion finite element model including the pelvis was built to simulate the pressure distribution in the human-seat cushion interface and interior the human bo...
Real-time scheduling for models in computer generated forces
WU Yulin, GONG Guanghong, LI Ni
2015, 41(2): 246-251. doi: 10.13700/j.bh.1001-5965.2014.0093
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The computer generated forces (CGF) based on time-stepped simulation suffered from the problem of real-time performance during time advancing through run-time infrastructure (RTI). A new simulation framework was proposed which separated time advancing from execution of CGF models by different thread...
Cooperative weapon-target assignment based on multi-objective discrete particle swarm optimization-gravitational search algorithm in air combat
GU Jiaojiao, ZHAO Jianjun, YAN Ji, CHEN Xuedong
2015, 41(2): 252-258. doi: 10.13700/j.bh.1001-5965.2014.0119
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An air combat weapon-target assignment (WTA) model based on multi-objective decision theory with a hybrid evolutionary multi-objective optimization algorithm solver was proposed. Air combat is a multi-stage process of attack-defense countermeasure, existing WTA models are based on disposable fully a...
Non-probabilistic reliability analysis of active control system for structural vibration
LI Yunlong, WANG Xiaojun, HUANG Ren
2015, 41(2): 259-266. doi: 10.13700/j.bh.1001-5965.2014.0133
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To solve the reliability problem of active control system of structural vibration, considering the uncertainties in controlled structure, reliability analysis of the active control system for structural vibration based on non-probabilistic reliability model was studied. The uncertain parameters were...
Near field image reconstruction algorithm of synthetic aperture radiometer based on partial differential equations
YAO Xianxun, SHANG Xiaozhou, MIAO Jungang, LI Zhiping
2015, 41(2): 267-272. doi: 10.13700/j.bh.1001-5965.2014.0135
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Since the Fourier imaging theory of the synthetic aperture interferometric radiometer (SAIR) is unavailable under near field conditions, a nontrivial numeric image reconstruction algorithm based on the local adaptive partial differential equations (PDE) was proposed. Based on the prior information o...
Fast satellite selection method for integrated navigation systems
HUO Hangyu, ZHANG Xiaolin
2015, 41(2): 273-282. doi: 10.13700/j.bh.1001-5965.2014.0138
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On the basis of the relationship between the number of the selected satellites and geometry dilution of precision (GDOP) and navigation computation, a genetic algorithm (GA)-based fast satellite selection method named fast genetic satellite selection method (FGSSM) was proposed. In this method, firs...
Configuration and mathematical modeling for advanced three-axis centrifuge system
CHANG Le, LIU Zhenghua, WEN Nuan, WU Sentang
2015, 41(2): 283-288. doi: 10.13700/j.bh.1001-5965.2014.0148
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The traditional centrifuge system usually uses a high speed, high precision single-axis rotator system to achieve one-way precise simulation of unidirectional centrifugal acceleration in a broad range. Nowadays, in order to realize immense three-axis normal overload of an aviation apparatus in three...
AVLC retransmission mechanism simulation based on adaptive channel estimation algorithm
GAO Lin
2015, 41(2): 289-295. doi: 10.13700/j.bh.1001-5965.2014.0152
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Aviation VHF (very high frequency) link control (AVLC) is the data link service protocol of VHF data link mode 2 (VDL2) which will be the next generation civil aviation dada link. To increase the AVLC retransmission control efficiency and reduce the mistaken retransmission possibility, the adaptive ...
Real-time de-noising of PWM switching amplifier current in magnetic bearing
TANG Enqiong, FANG Jiancheng, HAN Bangcheng
2015, 41(2): 296-301. doi: 10.13700/j.bh.1001-5965.2014.0154
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As the traditional digital low-pass filter has difficulty in balancing the de-noising performance and the bandwidth of the system in de-noising process of the amplifier current, the real-time de-noising method based on lifting wavelet transform was proposed. Firstly, the dB4 lifting wavelet algorith...
Accelerated image classification algorithm based on naive Bayes K-nearest neighbor
ZHANG Xu, JIANG Jianguo, HONG Richang, DU Yue
2015, 41(2): 302-310. doi: 10.13700/j.bh.1001-5965.2014.0471
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Naive Bayes nearest neighbor (NBNN) classification algorithm possesses merits of avoiding feature quantization and image-to-class distance measurement, but it faces limitation of slow speed and low classification accuracy. To address the problem, a naive Bayes K-nearest neighbor classification algor...
Effects of delamination on compressional properties of composite laminate
ZHOU Rui, GUAN Zhidong, JIA Yunchao, WANG Kailun, ZHANG Chenqian
2015, 41(2): 311-317. doi: 10.13700/j.bh.1001-5965.2014.0116
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Compressional behaviors of composite laminates were experimentally investigated based on three measuring methods, Shadow Moiré measurement, strain measurement on the surface of laminates and C-scan together with multi-stage loading. Laminates with artificial delamination of various depths, sizes and...
Hybrid finite difference schemes without free parameters
WANG Lai, WU Songping
2015, 41(2): 318-322. doi: 10.13700/j.bh.1001-5965.2014.0134
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A new algorithm was proposed to calculate the weights of sub-schemes in hybrid compact-WENO (weighted essentially non-oscillatory) schemes. It used smoothness indicators of the stencils of hybrid schemes as variables to work globally. The new weight algorithm employed none freely user-defined parame...
Fast similar face retrieval based on mobile platform
DENG Jiankang, YANG Jing, WANG Meng, LIU Qingshan
2015, 41(2): 323-330. doi: 10.13700/j.bh.1001-5965.2014.0460
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The problem of similar face retrieval on the mobile platform was studied. For the mobile terminal, sparse constrained cascade regression model was utilized to align the face image accurately, which could not only select the robust features, but also compress the model size to about 5% compared to th...
Vernier ranging method for pulse radar based on motion constraints
CHEN Hao, GUO Junhai, QI Wei
2015, 41(2): 331-336. doi: 10.13700/j.bh.1001-5965.2014.0095
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Traditional pulse radar Vernier ranging method has the problem of coupled ambiguity in resolving the ambiguity of Doppler phase and velocity. To solve this problem, the motion constraint of target was applied into Vernier ranging and a new motion constraint Vernier ranging method was proposed. Accum...
Property evaluation on turbulence models calculation in hypersonic heat transfer simulation
ZHANG Xiang, YAN Chao
2015, 41(2): 337-342. doi: 10.13700/j.bh.1001-5965.2014.0109
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Factors that influence the prediction accuracy of hypersonic heat transfer simulation under turbulence were studied with the double ellipsoid model by the means of computational fluid dynamic. Four popular turbulent models, which include the Baldwin-Lomax(BL) model, the Spalart-Allmaras(SA) model, t...
Missile sliding mode guidance law based on extended state observer
ZHANG Yao, GUO Jie, TANG Shengjing, MA Yueyue, SHANG Wei
2015, 41(2): 343-350. doi: 10.13700/j.bh.1001-5965.2014.0127
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Based on the technology of extended state observer (ESO), a novel missile sliding mode guidance law was derived to intercept maneuvering target. According to relative movement between missile and target in the process of interception, the difficult question was effectively settled that too large ove...
Optimization of repair level considering maintenance effectiveness
FAN Jiujiu, GUO Linhan, YANG Yi, MA Lin
2015, 41(2): 351-357. doi: 10.13700/j.bh.1001-5965.2014.0139
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Level of repair analysis (LORA) is an important method of maintenance decision for establishing system of operation and maintenance in the equipment development period, but it can not decide the spares inventory at each location in repair network. To this end, compared with traditional research, a j...
Rapid design algorithm for intercept missile trajectory
WANG Bei, ZHOU Tao, DONG Changhong
2015, 41(2): 358-363. doi: 10.13700/j.bh.1001-5965.2014.0143
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Traditional optimization algorithm always needs iterative calculation and consumes long time when it is used to solve the problem of intercept trajectory design under the multi-constraints condition. In view of this disadvantage, a rapid trajectory design algorithm for intercept missile was proposed...
Morphing technology for Chinese characters based on skeleton graph matching
LIU Min, ZHAN Huanian, LIANG Xiaohui, HU Jiajia
2015, 41(2): 364-368. doi: 10.13700/j.bh.1001-5965.2014.0469
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Automatically shape morphing for Chinese characters represented in different writing stages is a challenging task. A novel method was proposed to solve this problem. Specifically, the source and target Chinese characters were decomposed to corresponding components. And then, the components were deco...

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