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2006 Vol. 32, No. 10

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Integrated thermal protection and control system design methodology for hypersonic vehicles
Wang Jun, Wang Peiguang
2006, 32(10): 1129-1134.
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To solve the problem of heat barrier which a hypersonic vehicle would encounter during its mission,the idea that thermal protection system design should be integrated with thermal control system design was described. It was concluded that the airframe structure design should be coupled with design o...
Quality data model in product lifecycle
Tang Xiaoqing, Hu Yun, Wang Xuecong
2006, 32(10): 1135-1140.
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A multi-layered quality data model framework was proposed to support product lifecycle based on the analysis of quality data throughout product lifecycle and product evolution process and action chain. The model was comprised of 6 layers, the core of which was the general bill of material(GBOM) laye...
Integral inference method for missile hit accuracy
Fu Huimin
2006, 32(10): 1141-1145.
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An integral inference method for missile hit accuracy is presented. Combining the simulation results of missile hit accuracy and the miss distance experiment data, the method can totally infer the miss distance experiment data of missile in various launching conditions. Furthermore, it can establish...
Biomimetic mechanics of micro-air vehicles ——the aerodynamic force of butterfly in forward flight
Sun Mao, Huang Hua
2006, 32(10): 1146-1151.
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The aerodynamics force generation of a butterfly (Morpho peleides) in forward flight was studied, using the method of numerically solving the Navier-Stokes equations in moving overset grids. The results shows that the vertical and thrust forces of the wings, which balances the weight and the body dr...
New theoretical model for drumlike silencer
Sun Xiaofeng, Wang Xiaoyu
2006, 32(10): 1152-1156.
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A new technique called drumlike silencer was used to reduce sound propagations in ducts. However, the corresponding theoretical model is only valid for a plane wave in ducts without flow. A general model for describing the effect of the drumlike silencer in ducts based on generalized Lighthill equat...
Control of tail fin flaping of robofish
Wang Tianmiao, Ma Wenkai, Liang Jianhong
2006, 32(10): 1157-1162.
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Flipping control of the tail fin with two degrees is a problem of motion control in the condition of high speed and heavy load.It demands that there be little distortion of transformation of speed and position synchronously. The sameness between propulsion by tail fin flipping and that by undulation...
Control of attitude of the space interceptor based decision tree
Quan Quan, Cai Kaiyuan
2006, 32(10): 1163-1167.
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The idea of control based decision tree was proposed for attitude control of the space interceptor with the on-off actuators. Control decision was made every time by searching the decision tree for the path of minimum cost .The idea is quite similar to that of playing chess. The proposed pruning str...
Stretch-bending formability of profile
Zhou Xianbin, Diao Keshan, Li Xiaoxin, Jin Chaohai
2006, 32(10): 1168-1173.
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Stretch-wrap bending is the essential forming processing for profile. Cross section distortion is the common defect during the stretch-wrap bending of profile, and it brings cross-effect with thinning of thickness and springback. The stretch-wrap bending formability for profile is much more difficul...
Experiment of damping characteristic of non-rotating shrouded blade
Hong Jie, Shi Yajie, Liu Shuguo, Zhu Zigen
2006, 32(10): 1174-1179.
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A measurement system was designed to accurately measure dynamic responses of non-rotating shrouded blade, in which initial normal load can be put on the friction interface by a load disc accurately. The design principle of this system, the loading scheme and the test errors were described. The dynam...
Key technologies of Maglev launch assist for space launch
Liu Yu, Yang Wenjiang, Duan Yi, Chen Xiaodong
2006, 32(10): 1180-1185.
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Key technologies in Maglev launch assist for space launch were studied, such as magnetic levitation (Maglev), linear motor acceleration, aerodynamic effect and space vehicle separating technology. By the comparison of several Maglev systems, high temperature superconductor (HTS) electrodynamic suspe...
Description of hardening characteristics of sand and its confirmation
Yao Yangping, Zhou Annan, Hou Wei
2006, 32(10): 1186-1192.
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According to the test data of sand with different stress paths in the triaxial compression and triaxial extension condition, plastic volumetric strain, plastic shear strain, hardening parameter of Tsinghua model, plastic work and unified hardening parameter H were chosen as hardening parameter respe...
Plating metal film on the surface of particles using magnetron sputtering method
Shen Zhigang, Yu Xiaozheng, Xu Zheng, Pei Xihua
2006, 32(10): 1193-1198.
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The metal copper and nickel film was deposited on particles by direct current magnetron sputtering method under different working conditions. The surface morphology, film thickness, chemical composition, film grain size as well as the film crystallization of particles were analyzed by optical micros...
Point-line-surface conceptual model for information systems with applications
Xiong Zhang, Pu Juhua, Lu Xiaofeng, Xue Ling
2006, 32(10): 1199-1204.
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Workflow technology, which plays a more and more important role in enterprise information systems, mainly concerns the translation of business models into processes that can be understood and automatically dealt with by computer systems. A prerequisite for applying workflow technology is to effectiv...
Integrated flexible reliability and fault diagnosis design technique
Zhao Tingdi, Tian Jin
2006, 32(10): 1205-1208.
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In order to meet the demand that modern satellite be high-reliability and long-life, flexible restructuring was executed among the components insides atellite or among the satellites in a mission group, by means of grid and multi-disciplinary technology, based on characteristics of digitalized syste...
Algorithm of multi-objective prediction on logistics volume of combined transportation
Xu Xiangyang, Wang Shuhan, Tang Pengxiang, Shi Gan
2006, 32(10): 1209-1214.
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A new method was brought forward for the modeling of multi-objective prediction on logistics volume of combined transportation. Based on the standard of time, field, influence and combined transportation, using systems engineering antilogy, a model of four-dimensional factors of logistics volume was...
Upper bounds of efficiency loss for user equilibrium behavior in traffic networks
Huang Haijun, Ouyang Lianqun, Liu Tianliang
2006, 32(10): 1215-1219.
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Determining the upper bounds of efficiency loss for user equilibrium behavior in traffic networks has become a hot topic. The relationship between user equilibrium and system optimum flow patterns was explored in traffic networks with fixed demands. New formulae for computing the upper bounds of eff...
Option games model of firm′s investment strategy in oligopoly
Qiu Wanhua, Yu Dongping
2006, 32(10): 1220-1225.
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The firm′s investment strategy was examined in oligopoly and the firm′s optimal equilibrium exercise strategy of real options was analyzed systemicallyunder incomplete competition. The research shows that there are three equilibriums, such as preemption, sequence and simultaneous investment, when ex...
Design of semantics-oriented C4ISR/Sim integrated system
Tan Juan, Li Bohu
2006, 32(10): 1226-1230.
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C4ISR(command control communications computers intelligence surveillance and reconnaissance)/Sim(simulation) integrated system developed under service-oriented architecture(SOA) can use same information acquiring methods and information representation syntax. Semantics-oriented C4ISR/Sim integrated ...
Multi-view point clouds registration method based on planar target
Sun Junhua, Zhang Guangjun, Wei Zhenzhong
2006, 32(10): 1231-1234.
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Multi-view point clouds registration is one of the key techniques in 3D vision measurement for large object. A planar target with some corners as feature points was designed. The distances between those feature points were accurately known. The target was placed at the common region which was measur...
Numerical simulation on upstream dual rods′ effect on aerodynamic characteristics of cylinder
Zhang Panfeng, Wang Jinjun, Wu Zhe
2006, 32(10): 1235-1240.
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Numerical simulation was constructed to investigate the upstream dual rods′ effect on the characteristics of the cylinder at Reynolds number 200. The unsteady laminar model was solved by SIMPLE method with CFD(computational fluid dynamics) commercial software package FLUENT 6.0. When the dual rods h...
EMC pre-design technologies on EW special aircraft
Su Donglin, Wang Bingqie, Jin Dekun, Ouyang Shaoxiu
2006, 32(10): 1241-1245.
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To resolve the disadvantages of the traditional electromagnetic compatibility (EMC) design method on electronic warfare (EW) special aircraft, a novel method named "top-down, systemic, quantificational pre-design" was presented and applied. As design scheme of EW special aircraft was conceived, syst...
One lightweight internet protocol over fibre channel
Xu Yajun, Zhang Xiaolin, Guo Caijian, Xiong Huagang
2006, 32(10): 1246-1249.
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One upper level protocol of fibre channel (FC) should be properly adopted for FC physical network testing. Internet protocol (IP) over FC is one important upper level protocol of FC and is very mature. Based on IP over FC, one new lightweight internet protocol ( LIP) over FC was proposed. Transmissi...
Multidisciplinary design optimization of gas-generator body
Tong Xiaoyan, Cai Guobiao, Chen Jun, Wang Jue
2006, 32(10): 1250-1254.
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To exploit a generic multidisciplinary design optimization (MDO) method on liquid propellant rocket engines, a gas-generator body in a liquid propellant rocket engine was used as the object of this research. Based on the design-oriented multidisciplinary analysis, the multidisciplinary design optimi...
Corrosion resistance characteristic of continuous basalt fiber and its reinforcing composites
Wang Mingchao, Zhang Zuoguang, Sun Zhijie, Li Min
2006, 32(10): 1255-1258.
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To explore the corrosion property of a new kind basalt fiber and its reinforcing composites, the basalt fiber was boiled 3h in water, sodium hydroxide and hydrochloric acid. The residual tensile strength and mass loss of basalt fiber after boiled were investigated. It was showed that the alkali res...
Vacancy formation energy of intermetallic with L10 structure
Shu Xiaolin, Chen Ziyu, Chen Qiang, Hu Wangyu
2006, 32(10): 1259-1262.
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Equiatomic CoPt and FePt alloy films with the L10-ordered structure have been attractive as ultrahigh-density magnetic recording media. The vacancy formation energies of some intermetallics with L10-ordered structure were calculated by Miedema′s theory. The types of structural vacancy in the interme...

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