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2016 Vol. 42, No. 7

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Volume 42 Issue72016
2016 Year 42 Volume 7 Issue E-journal
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Two-dimensional layered materials of transition metal dichalcogenides
ZHANG Qianfan, GAO Lei, TIAN Hongzhen, XU Zhongfei, WANG Yapeng
2016, 42(7): 1311-1325. doi: 10.13700/j.bh.1001-5965.2016.0092
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Transition metal dichalcogenides (TMDCs) nanomaterials have become a focus of research for their unique properties. Various remarkable properties of TMDCs materials provide possibility for their applications in nanoelectronics, optoelectronics and spintronics devices. This paper mainly introduces th...
Link awareness-based OLSR routing algorithm for airbonre highly dynamic networks
MA Linhua, ZHANG Song, RU Le, XU Yang, TIAN Yu, YU Yunlong
2016, 42(7): 1326-1334. doi: 10.13700/j.bh.1001-5965.2015.0470
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Due to the high mobility of the unmanned aerial vehicle (UAV) node, quick changes of the network topology structure, the airborne highly dynamic UAV network suffers some problems such as poor stability of the network link, low data delivery ratio and high data congestion information. In order to ove...
Multicast wireless NoC mapping based on network coding
CHEN Yiou, TAN Fang, LING Xiang
2016, 42(7): 1335-1343. doi: 10.13700/j.bh.1001-5965.2015.0482
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Featured by high bandwidth, QoS guarantee, and broadcasting, wireless network on chip(NoC) can provide an efficient platform for multicore and parallel processing for communication and signal processing systems. In addition, network coding can greatly increase the transmission efficiency at the cost...
Numerical simulation and experiment in high-speed cutting superalloy GH4169
FAN Xiaoliang, WU Xuehua, WANG Jinfeng, KANG Wenli
2016, 42(7): 1344-1351. doi: 10.13700/j.bh.1001-5965.2015.0436
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The finite element modeling technologies of the high-speed cutting superalloy GH4169 were investigated to simulate the cutting process correctly, which include establishing the finite element model, selecting the material constitutive model, and determining the chip separation criteria and contactin...
Design of dynamic total variance and its fast algorithm
WANG Lixin, LI Can, JIANG Zhou, ZHU Zhanhui, TIAN Ying
2016, 42(7): 1352-1360. doi: 10.13700/j.bh.1001-5965.2015.0488
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There exist two shortcomings in Allan variance approach when it is used to analyze random error. First, the vibration of estimated value is large in long-term correlation. Second it can't follow the dynamic change of signal.This paper integrates the thought and advantage of total variance and dynami...
Scheduling method for double-cluster tools with parallel chambers based on capacity constraint resource
ZHOU Binghai, LI Ming
2016, 42(7): 1361-1367. doi: 10.13700/j.bh.1001-5965.2015.0538
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To effectively solve scheduling problems of multiple cluster tools of 450 mm wafer fabrication systems with parallel processing chambers, a scheduling method based on capacity constraint resource (CCR) was proposed. Firstly, with comprehensive consideration of the characteristics of different types ...
Dynamic modeling and flutter analysis of a fin-actuator system
ZHANG Renjia, WU Zhigang, YANG Chao
2016, 42(7): 1368-1376. doi: 10.13700/j.bh.1001-5965.2015.0448
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Dynamics of an actuator has a direct impact on the flutter characteristics of a fin structure. Thus it is important to build the dynamic model of the fin-actuator system precisely before a flutter analysis. A typical fin-actuator system is investigated by constructing its motor model, reducer model ...
Torque ripple reduction strategy for magnet suspended reactive flywheel brushless DC motor
TANG Jiqiang, WANG Yingxu, ZHOU Xinxiu
2016, 42(7): 1377-1387. doi: 10.13700/j.bh.1001-5965.2015.0451
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Due to its high torque response speed, direct torque control (DTC) without flux feedback makes the torque ripple reduction of magnet suspended reactive flywheel (MSRF) brushless DC motor (BLDCM) possible, which has a small inductance. However, the bang-bang controller of the DTC causes high torque r...
Route planning algorithm for configuring airborne pseudolites
ZENG Lingchuan, LI Dapeng, QU Yi, REN Aiai, GONG Yingkui
2016, 42(7): 1388-1397. doi: 10.13700/j.bh.1001-5965.2015.0477
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This paper focuses on the airborne pseudolites based on airships and proposes a route planning method to configure airborne pseudolites from the initial position to the target position. First, by analyzing the geometric dilution of precision (GDOP) as the performance of navigation enhancement, a rou...
Double fuzzy sliding mode control for EHA based on feedback linearization optimal sliding surface
ZHANG Zhen, LI Haijun, ZHU Defang
2016, 42(7): 1398-1405. doi: 10.13700/j.bh.1001-5965.2015.0454
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In order to improve the control performance for electro-hydrostatic actuator(EHA), double fuzzy sliding mode control based on feedback linearization optimal sliding surface was proposed. The nonlinear model of EHA was linearized based on the feedback linearization by establishing linear switching fu...
Mental fatigue characteristics based on EEG analysis
FAN Xiaoli, NIU Haiyan, ZHOU Qianxiang, LIU Zhongqi
2016, 42(7): 1406-1413. doi: 10.13700/j.bh.1001-5965.2015.0428
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By simulating the process of pilots monitoring instrument information during flight,the change characteristics of electroencephalogram (EEG) waves along with mental fatigue were analyzed,which will provide scientific bases for future development of countermeasure to fatigue.Two visual detection task...
Fault-tolerant control for hypersonic vehicle with system uncertainty
PENG Cheng, WANG Xinmin, XIE Rong, MU Lingxia
2016, 42(7): 1414-1421. doi: 10.13700/j.bh.1001-5965.2015.0462
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For the systems with norm-bounded parameter uncertainty and actuator failure faults, a robust fault-tolerant tracking control method is presented. In this method, the linear matrix inequalities (LMI) which guarantee the stability of the closed-loop system and meet the demand of the robust performanc...
Threat evaluation of air-targets for key positions air-defense under dynamic fire access
LIU Jingshu, JIANG Wenzhi, LEI Yuyao, DAI Jinjin
2016, 42(7): 1422-1431. doi: 10.13700/j.bh.1001-5965.2015.0475
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Under the background of naval key position air-defense combat, air-targets threat evaluation model is established based on key positions relative value, target attack capability, target attack intent and targetarrival time. Firstly, the key positions air-defense combat system under dynamic access is...
Flare longitudinal control for approach and landing of reusable launch vehicle
HAO Xianwei, WANG Yong, YANG Ye, GUO Tao, ZHANG Daibing
2016, 42(7): 1432-1440. doi: 10.13700/j.bh.1001-5965.2015.0441
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To solve the flare longitudinal control problem for approach and landing of reusable launch vehicle (RLV), a compound control strategy based on combined feedback control and feedforward control is proposed. The feedback control law parameters were designed. The feedforward control law parameters wer...
BLDC motor commutation position optimization strategy based on bus current
ZHANG Qian, FENG Ming
2016, 42(7): 1441-1448. doi: 10.13700/j.bh.1001-5965.2015.0429
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This paper analyzes the relation between commutation position of brushless direct current (BLDC) motors and bus current, builds up their mathematical relation, and proposes a sensorless BLDC motors commutation position optimization strategy. This strategy regulates the commutation position by a prop...
Diagnosis method of simultaneous fault with incomplete information
SUN Weichao, XU Aiqiang, LI Wenhai
2016, 42(7): 1449-1460. doi: 10.13700/j.bh.1001-5965.2015.0433
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Test information is often incomplete in the fault diagnosis process of equipment. And simultaneous fault diagnosis process is more difficult at the same time. In response to this situation, the current methods of fault diagnosis with incomplete test information and of simultaneous fault diagnosis ar...
Theoretical model for a porous projectile striking on flat rigid anvil
LIU Hu, LIU Hua, YANG Jialing
2016, 42(7): 1461-1468. doi: 10.13700/j.bh.1001-5965.2015.0471
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Taylor impact is often applied to the determination of the dynamic yield stress of materials. For theoretical analysis of the Taylor impact of porous projectiles, the relationship between the density of a compressed porous projectile and the compressive plastic strain is very important. This paper p...
Equivalent modeling method of open thin-walled beam under action of transverse stiffening member
DENG Hao, CHENG Wei
2016, 42(7): 1469-1478. doi: 10.13700/j.bh.1001-5965.2015.0456
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Satellite structures usually have a lot of open thin-walled beams under the action of transverse stiffening member. Transverse member is generally evenly distributed along the axial direction of the beam. Through the study of such structures, it is theoretically proved that the differential equation...
Design of solar-powered aircraft configuration for reducing trim loss
QUE Jianfeng, WANG Weijun, WU Yu
2016, 42(7): 1479-1485. doi: 10.13700/j.bh.1001-5965.2015.0464
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The solar-powered aircraft with the static stability generally uses tail trim, which causes the trim loss. To address the problem of the aerodynamic trim loss, a new solar-powered aircraft configuration called "T" configuration was put forward. The general solar-powered aircraft configuration was su...
Automatic learning of Bayesian network structure using graph model and learning algorithm
SHEN Lin, YU Jinsong, TANG Diyin, LIU Hao
2016, 42(7): 1486-1493. doi: 10.13700/j.bh.1001-5965.2015.0445
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In order to improve the accuracy and efficiency of the data-driven approaches in learning Bayesian network structure, expert knowledge is usually implemented in the learning algorithm. To deal with the lack of effective ways to combine the expert knowledge and the data-driven learning approaches in ...
Optimal inventory modeling of spare parts multi-indenture multi-echelon under multi-constraints
CAI Zhiming, JIN Jiashan, CHEN Yanqiao
2016, 42(7): 1494-1501. doi: 10.13700/j.bh.1001-5965.2015.0435
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One possible way to improve the efficiency of equipment support and readiness is to optimize spare parts inventory, for the existing studies can't adjust to the demands of multi-indenture multi-echelon spare parts supply modes under multi-constraints and meet the requirements of the engineering prac...
Investigation of temperature fluctuation in loop heat pipe under acceleration fields
XUE Hao, XIE Yongqi, DAI Hua, YU Jianzu, MA Wei
2016, 42(7): 1502-1508. doi: 10.13700/j.bh.1001-5965.2015.0465
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Based on the centrifugal machine system, a test apparatus was set up to investigate the operating characteristics of dual compensation chambers loop heat pipe (DCCLHP) under both gravity and acceleration fields. The ranges of the heat load and the magnitude of acceleration are 25-300W and 3g-9g, res...
Damage detection of structures with interval uncertain parameters
YANG Juntan, QIU Zhiping, LI Qi
2016, 42(7): 1509-1517. doi: 10.13700/j.bh.1001-5965.2015.0398
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To deal with structures with uncertain parameter which often lacks sufficient statistical information in damage detection, the uncertain parameters were modeled as interval numbers. The structural strain modal testing method was introduced using finite element method, and the strain modal was furthe...
Formation flight control method of multiple UAVs based onguidance route
WU Juncheng, ZHOU Rui, DONG Zhuoning, CHE Jun
2016, 42(7): 1518-1525. doi: 10.13700/j.bh.1001-5965.2015.0458
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To solve the problem of formation flight control of multiple unmanned aerial vehicles (UAVs), a coordinated control method based on guidance route was proposed. According to the position error between wingman's current location and desired location and the flight status of leader, guidance route was...
Adaptive reentry guidance based on on-board trajectory iterations
ZHAO Di, SHEN Zuojun
2016, 42(7): 1526-1535. doi: 10.13700/j.bh.1001-5965.2015.0463
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An adaptive method for on-board generation of entry trajectory is presented to effectively tackle the discontinuity of the input data of the guidance system, as the traditional trajectory-tracking guidance method cannot well adapt to saltatorial conditions such as the switch of navigation modes. By ...
Robust LPV control design based on HOSVD
SUN Bin, YANG Lingyu, ZHANG Jing
2016, 42(7): 1536-1542. doi: 10.13700/j.bh.1001-5965.2015.0486
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Considering the trade-off between the accuracy and complexity of the linear parameter varying (LPV) modeling of hypersonic vehicles, a novel polytopic LPV modelling technique based on grid tensors and higher-order singular value decomposition (HOSVD) was developed. Firstly, through Jacobian lineariz...
Mimetism electric potential energy motion planning algorithm for aircraft
HE Renke, WEI Ruixuan, ZHANG Qirui, XU Zhuofan
2016, 42(7): 1543-1549. doi: 10.13700/j.bh.1001-5965.2015.0430
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Path planning can ensure that the unmanned aerial vehicle (UAV) flies safely and completes mission successfully. In the complex threat environment and high-dimensional space, traditional path planning methods have some limitations in the aspects of the calculation speed, path security and applicabil...
Heavy helicopter-slung-load coupling system flying qualities in closed-loop state
ZHU Xiaoyu, CAO Yihua, CAO Long
2016, 42(7): 1550-1556. doi: 10.13700/j.bh.1001-5965.2015.0442
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Flying qualities of a heavy helicopter augmented with an automatic flight control system (AFCS) and flying with externally slung loads are investigated using the mathematical model of the CH-53A/D helicopter. A nonlinear dynamical model of helicopter-slung-load in closed-loop state was built based o...

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