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2015 Vol. 41, No. 8

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Volume 41 Issue82015
2015 Year 41 Volume 8 Issue E-journal
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Nonlinear vibration analysis of longitudinal-transverse coupled beam
XING Yufeng, LIANG Kun
2015, 41(8): 1359-1366. doi: 10.13700/j.bh.1001-5965.2014.0556
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The coupling phenomenon of longitudinal and transverse vibration is representative in boost rocket. Taking longitudinal and transverse vibration coupling into account by using the second order term of longitudinal strain, the governing differential equations of Rayleigh beam was derived through Hami...
Impulse interference mitigation method based on joint compressed sensing and whitening of interference
LIU Haitao, ZHANG Zhimei, CHENG Wei, ZHANG Xuejun
2015, 41(8): 1367-1373. doi: 10.13700/j.bh.1001-5965.2014.0545
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To mitigate the deleterious influence of distance measure equipment (DME) interference on orthogonal frequency division multiplexing (OFDM) receiver of L-band digital aeronautical communications system 1(L-DACS1) operating as an inlay system, a new DME interference suppression method was proposed ba...
Property assessment of PANS method for numerical simulation of flow around tandem cylinders
DU Ruofan, YAN Chao, LUO Dahai
2015, 41(8): 1374-1380. doi: 10.13700/j.bh.1001-5965.2014.0589
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Partially averaged Navier-Stokes (PANS) method derived from the traditional Reynolds averaged Navier-Stokes (RANS) methods by introducing controlling parameter into original RANS equations to modify these equations, is one kind of hybrid methods which can effectively simulate the separated turbulent...
Control method for aircraft wake vortex based on Rayleigh-Ludwig instability
BAO Feng, LIU Jinsheng, ZHU Rui, JIANG Jianhua, WANG Junwei
2015, 41(8): 1381-1387. doi: 10.13700/j.bh.1001-5965.2014.0806
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The aircraft wake vortex is an inherent flow phenomenon due to the lift generation mechanism, which has a negative impact on the flight safety. By adding a set of specially designed spoiler, a rectangular wing was designed to generate a pair of weaker vortices, which had different sizes and opposite...
Radial displacement-sensorless control for bearingless induction motor
YANG Zebin, DONG Dawei, FAN Rong, SUN Xiaodong, JIN Ren
2015, 41(8): 1388-1395. doi: 10.13700/j.bh.1001-5965.2014.0779
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Aimed at rotor position identification of bearingless induction motor (BIM), a displacement-sensorless control scheme based on modified back electromotive force was proposed for the BIM. Firstly, to eliminate the flux observation error, on the basis of the back electromotive force (BEMF) method, the...
Evaluation of network transmission performance in FC-AE-1553
FANG Liang, ZHAO Guangheng, CAO Suzhi
2015, 41(8): 1396-1402. doi: 10.13700/j.bh.1001-5965.2014.0569
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In order to improve the aerospace network transmission performance, a general network transmission efficiency calculation method based on FC-AE-1553 network was proposed and a FC-AE-1553 node card was designed. Firstly, a detailed message transmission process analysis based on FC-AE-1553 network was...
TT-RMS: Communication table generation algorithm of time-triggered network
XU Xiaofei, CAO Chen, GUO Jun, LIU Zhongwei
2015, 41(8): 1403-1408. doi: 10.13700/j.bh.1001-5965.2014.0618
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According to the characteristic of communications in time-triggered network, which is data communication being triggered by a global clock, a rate monotonic scheduling (RMS) based time-triggered communication table generation algorithm was proposed, which was used to generate configurable communicat...
Simulation analysis on oxygen partial pressure control of multi-cabin manned spacecraft
JIN Jian, XU Jin, HOU Yongqing
2015, 41(8): 1409-1415. doi: 10.13700/j.bh.1001-5965.2014.0565
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In order to ensure crew security, oxygen partial pressure of pressurized cabin should be controlled within index range using oxygen partial pressure control system. A mathematical model about oxygen partial pressure control system of multi-cabin manned spacecraft was proposed, including pressurized ...
Hierarchical control of engine-variable pump-variable motor drive system
ZHAO Lijun, WEI Yuying, LIU Qinghe, YIN Chengshun
2015, 41(8): 1416-1421. doi: 10.13700/j.bh.1001-5965.2014.0554
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To give full play to the working performance of engine and hydraulic system used for engineering vehicle and simultaneously increase its power transfer efficiency under dynamic working conditions, the control strategy for engine-variable pump-variable motor (three-variable) series hydraulic drive sy...
ICT distribution-based contact model for delay tolerant networks
WANG Haiquan, MA Weijian, GU Juanjuan, LIU Dan, WANG Ya
2015, 41(8): 1422-1429. doi: 10.13700/j.bh.1001-5965.2014.0557
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Characteristics of inter contact time (ICT) are essential for delay tolerant networks (DTNs), which are beneficial to network performance analysis, routing protocol design and algorithm optimization, but existing ICT models lack general applicability. Based on the general assumptions, a reliability ...
Design of tensile device of nanomaterials and quantitative analysis
YUE Yonghai, GONG Qihua, FAN Yuzun, KANG Jianxin, ZHAO Hewei, ZHANG Dongfeng
2015, 41(8): 1430-1434. doi: 10.13700/j.bh.1001-5965.2014.0608
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Based on a piezoelectric ceramic, a new experimental device was designed which could be used to conduct the in-situ tensile deformation test for one dimensional nanomaterials. A cantilever tip, which was used to measure the force, was also introduced to do the quantitative measurements during the me...
Preparation of thermoelectric thin film material and numerical simulation of cooler
ZHU Wei, DENG Yuan, WANG Yao, GAO Hongli, HU Shaoxiong
2015, 41(8): 1435-1442. doi: 10.13700/j.bh.1001-5965.2014.0579
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Low dimensional thermoelectric materials and the trend of miniaturization of devices as well as the application in the field of aerospace were discussed. Then the thermoelectric thin film material was fabricated on the polymide (PI) flexible substrate using magnetron sputtering method. The microstru...
Effects of operating pressure on high-speed projectile's water-entry flow
CHEN Chen, MA Qingpeng, WEI Yingjie, WANG Cong
2015, 41(8): 1443-1450. doi: 10.13700/j.bh.1001-5965.2014.0594
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In order to research the effects of operating pressure on the projectile's water-entry flow, numerical simulation for process of the high-speed water-entry induced by the cylinder body with a cone head was performed in the way of volume of fluid (VOF) model. Results of the velocity, depth and cavity...
Approach to analyzing AADL end-to-end flow latency based on timed automata
LIAN Xiaoli, ZHANG Li
2015, 41(8): 1451-1463. doi: 10.13700/j.bh.1001-5965.2014.0615
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End-to-end flow latency analysis of complex embedded system is an effective way to assess system's real-time performance. Architecture analysis and design language (AADL) is the standard language to specify the architecture of complex embedded system, end-to-end flow of which describes the component...
Steady glide trajectory planning method for hypersonic reentry vehicle
HU Jinchuan, CHEN Wanchun
2015, 41(8): 1464-1475. doi: 10.13700/j.bh.1001-5965.2014.0023
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The concept of steady glide trajectory with minimum integration of the change rate of longitudinal acceleration was proposed for the equilibrium glide problem with given angle of attack and bank angle profiles, and the planning method of the steady glide trajectory was described. First, the dynamic ...
Heterogeneous data sharing technology based on two-layer metadata and ontology
LI Xiaotao, HU Xiaohui, LI Binquan
2015, 41(8): 1476-1484. doi: 10.13700/j.bh.1001-5965.2014.0568
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With the aim to share multi-sourced, multi-class, heterogeneous data simultaneously, an information sharing technology was proposed based on a two-layer metadata combined with ontology. Firstly, the structure of the two-layer metadata standard was analyzed. At the same time, how to implement uniform...
H2O impact on CO2 removal performance of 5A molecular sieve in space station
YANG Dongsheng, LIU Meng, PANG Liping, YU Qingni, HUANG Yong
2015, 41(8): 1485-1491. doi: 10.13700/j.bh.1001-5965.2014.0580
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For the further research on reliability and robustness of molecular sieve CO2 removal system applied to the space station, the problem of the humidity failure protection of 4-bed molecular sieves (4-BMS) system in the space station was proposed and studied. The experiment was set up to test the impa...
1D-consolidation analysis based on UH model considering time effect
HU Jing, YAO Yangping
2015, 41(8): 1492-1498. doi: 10.13700/j.bh.1001-5965.2014.0583
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The soil stress-strain relationship under 1D consolidation condition was derived from the unified hardening (UH) model considering time effect. Based on this, a governing differential equation of 1D consolidation was established, which could simultaneously describe the deformation behavior of both p...
Application of BN nanosheets as atom-oxygen corrosion resistant fillers
YI Min, SHEN Zhigang, LIU Lei, LIANG Shuaishuai, WANG Shuai
2015, 41(8): 1499-1504. doi: 10.13700/j.bh.1001-5965.2014.0598
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The application of boron nitride nanosheets (BNNS) as fillers to enhance the polymer's atom-oxygen corrosion resistance was investigated. Stable BNNS dispersions in polyvinylalcohol (PVA) solutions were prepared by liquid-phase exfoliation. By using a centrifugation-based size-select route, BNNS wit...
Method of confirming testability verification test scheme based on prior information
ZHANG Xishan, HUANG Kaoli, YAN Pengcheng, SUN Jiangsheng, LIAN Guangyao, WANG Shaoguang
2015, 41(8): 1505-1512. doi: 10.13700/j.bh.1001-5965.2014.0628
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Existing testability verification test schemes need a large number of fault samples and the engineering implementation is difficult. To solve this problem, the Bayes testability verification test scheme was proposed based on the prior information for complex equipment. Firstly, the uncertainty of te...
Experimental analysis of wall quenching distance of a premixed Bunsen flame
HUANG Xia, HUANG Yong
2015, 41(8): 1513-1519. doi: 10.13700/j.bh.1001-5965.2014.0821
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Quenching distance is a major parameter to characterize the flame wall quenching effect. The quenching distance of a methane-air premixed Bunsen flame was measured using direct photography of the flame position. The result indicates that the quenching distance changes differently with the incoming f...
Accelerated testing for data integrity of Ad hoc network in complex environment
ZHANG Nan, LI Ruiying, HUANG Ning
2015, 41(8): 1520-1525. doi: 10.13700/j.bh.1001-5965.2014.0612
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In order to evaluate the data integrity of Ad hoc network under its mission scenarios in an efficient way, an accelerated testing method was proposed. The similarity models for the key parameters of data integrity, i.e. the effective signal-to-noise ratio, the traffic and the moving speed, were deri...
Application of differential quadrature and precise integration methods in analysis of transient heat transfer
JIN Jing, XING Yufeng, LIAO Xuanping, ZHANG Hairui, TANG Nianhua
2015, 41(8): 1526-1531. doi: 10.13700/j.bh.1001-5965.2014.0626
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An accurate and efficient solution method of the governing equation of transient heat transfer was proposed based on the differential quadrature method (DQM) and precise integration method (PIM). DQM was applied to discretize spatial domain while PIM to temporal domain. It has been shown that DQM, w...
Structural parameter calibration method for multiple field of view star tracker
SUN Li, JIANG Jie, LI Jian, JI Feilong
2015, 41(8): 1532-1538. doi: 10.13700/j.bh.1001-5965.2014.0575
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Based on rotation-invariant star-pair angular distances, a calibration algorithm was proposed to calibrate structural parameters of multiple field of view (FOV) star tracker. With the rotation relationships of each subfield of view were described by three Euler angels, the calibration scheme and obj...
Nonlinear equivalent circuit analysis of electro-impulse de-icing system
Chen Peng, Ge Hongjuan, Ni Yiyang, Xu Yuanyuan
2015, 41(8): 1539-1545. doi: 10.13700/j.bh.1001-5965.2014.0578
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In order to design the circuit of the electro-impulse de-icing system more effectively, nonlinear equivalent load of the electro-impulse de-icing (EIDI) system was analyzed by the law of conservation of energy which was on behalf of the vibrational energy, and nonlinear equivalent circuit model rela...
Numerical simulation and performance analysis of leaf seal
LIU Jian, WANG Zhili, DING Lei
2015, 41(8): 1546-1552. doi: 10.13700/j.bh.1001-5965.2014.0593
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In order to obtain the result of pressure and velocity distribution and leakage of the leaf seal system which is applied to high-speed rotor, a mathematical model of sealing zone flow field calculated numerically with SIMPLER method and finite difference method was established. A software based on t...
Characteristic of air jet impingement cooling performance for electronic equipment of satellite
LIU Liangtang, WANG Anliang
2015, 41(8): 1553-1559. doi: 10.13700/j.bh.1001-5965.2014.0596
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On the base of the preparative stage of ventilation control system design for high power electronic equipment of satellite during ground tests, the study on optimization design of the cooling performance was done, and the numerical simulation was carried out on air jet impingement cooling system wit...
Products early failure rate evaluation based on process information fusion
ZHANG Chuanliang, DAI Wei, LIANG Peidong, ZHAO Yu
2015, 41(8): 1560-1566. doi: 10.13700/j.bh.1001-5965.2014.0604
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To select the appropriate technology, the assessment of early failure rate of product was carried out. To make full use of multi-source information to evaluate the early failure rate of the product in quick response manufacturing mode, an assessment method based on process information fusion was put...

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