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The Simulation Assessment Of Availability For K/N Redundancy System Considering Failure Relevance Of Components, Haidong Du, Junhai Cao, Fusheng Liu, Xu Dan 2019 Equipment Support and Remanufacturing Department, Army Academy of Armored Forces, Beijing 100072, China;

The Simulation Assessment Of Availability For K/N Redundancy System Considering Failure Relevance Of Components, Haidong Du, Junhai Cao, Fusheng Liu, Xu Dan

Journal of System Simulation

Abstract: For the limitations existing in the system availability assessment based on the failure independent hypothesis,the availability assessment model for k/N system based on Copula function theory is built.A reliability evaluation method of fault-related system on the foundation of Agent technique is proposed. The completion of the simulation model from component entity to equipment entity resolves the question of reliability assessment existing in k/N system considering the effects of components relevance. And last, the evaluation results of system availability under different spare parts schemes are given under different material support program, the research results show that the relevance existing …


High-Dimensional Data Hiding Pattern Mining Based On Topology Data Analysis, Bolong Liu, Zhe Li 2019 1. School of Electrical Engineering, Xinjiang University, Urumqi 830047, China; ;

High-Dimensional Data Hiding Pattern Mining Based On Topology Data Analysis, Bolong Liu, Zhe Li

Journal of System Simulation

Abstract: Aiming at the limitation of traditional data analysis methods to find hidden patterns between high-dimensional complex data, a method of high-dimensional data hiding pattern mining based on topological data analysis is proposed. By extracting the characteristics of complex high-dimensional data, the relationship between its shapes and samples is analyzed. To get the dataset hidden mode, the topological data analysis is used to verify the gender recognition of high-dimensional dataset-voice.. At the same time, the relationship between the dataset data subgroups and related data subgroups is visually analyzed. The results show that the implicit relationship and pattern between data subgroups …


Status And Development Analysis Of Hardware-In-Loop Simulation Technologies For The Aircraft, Ruisong Huang, Haifeng Li, Liu Jin, Wenhua Kong 2019 1. China Aerospace Institute of Science and Technology, Beijing 100074, China; ;

Status And Development Analysis Of Hardware-In-Loop Simulation Technologies For The Aircraft, Ruisong Huang, Haifeng Li, Liu Jin, Wenhua Kong

Journal of System Simulation

Abstract: Hardware-in-the-loop (HWIL) simulation technologies for complex engineering systems such as Aircraft has become an indispensable and important simulation method. With the emergence of new technologies, and the development of new concepts and requirements of Aircraft, HWIL simulation capability of Aircraft is constantly making breakthroughs. The current status of HWIL simulation technologies for Aircraft is analyzed, as well as the proposals to the development of HWIL simulation technology.


Simulation Analysis Of Viral-Style Information Diffusion In Small World Networks, Li Feng, Wei Ying 2019 1. School of Business Administration, South China University of Technology, Guangzhou 510640, China; ;

Simulation Analysis Of Viral-Style Information Diffusion In Small World Networks, Li Feng, Wei Ying

Journal of System Simulation

Abstract: Since the small world network is one of the most common complex networks in the real world, this paper focuses on information diffusion on the small world network platform. In order to explore the relationship between structural features of the small world network with a well-accepted feature for information diffusion, network coverage ratio named, the methodology of multi-agent based modeling and simulation is introduced, instead of mathematical modeling. Through simulation, the impact of only two parameters in the small world network generation algorithm, that is Watts-Strogatz algorithm, is analyzed, where the process of information diffusion acts as the …


Simulation And Analysis Of Supplying Station Line Selection And Impact With Real Information, Qiguang Lü, Maozeng Xu, Zhou Xiang 2019 1. School of Economics and Management,Chongqing Jiaotong University, Chongqing 400074, China; ;2. School of Business Administration,Chongqing University of Science & Technology,Chongqing 401331, China;

Simulation And Analysis Of Supplying Station Line Selection And Impact With Real Information, Qiguang Lü, Maozeng Xu, Zhou Xiang

Journal of System Simulation

Abstract: The choice of routes and target stations of energy supply vehicles may lead to the demand cluster at the station and then induce traffic congestion, so it's necessary to analyze the effect of different choices of route and station. Based on the traffic real information, a multi-objective integer programming model is proposed in this paper, in which energy consumption and travel time of energy constrained vehicle is the optimization objective, and a two-stage genetic algorithm which aims to find optimal the route and station is designed. The simulation results based on the emPlant show that the optimal route …


Design And Simulation Analysis Of Epr Contract From The Perspective Of Government Regulation, Benhong Peng, Yuanyuan Wang, Tu Yu 2019 1. School of Management Engineering, Nanjing University of Information Science &Technology, Nanjing 210044, China; ;2. China Institute of Manufacturing Development, Nanjing 210044, China;

Design And Simulation Analysis Of Epr Contract From The Perspective Of Government Regulation, Benhong Peng, Yuanyuan Wang, Tu Yu

Journal of System Simulation

Abstract: Government regulation is an important means to promote the extension of producer responsibility. Through the establishment of the agency model based on the public, the government and the producer, the situation of non-cooperation and the cooperation regulation between the public and the government respectively is modeled and analyzed, and the simulation is carried on. The study finds that the cooperation regulation is better than the non-cooperation regulation. The cooperation regulation should take into account the factors such as the risk aversion degree of the manufacturers, the uncertainty of the external environment, the cost coefficient, the comprehensive ability level, the …


Simulation Study On Aerodynamic Characteristics Of Flapping-Wing Aircraft With Multi-Stage Wing And Multiple Degree Of Freedom, Yonggang Yang, Xindong Gu 2019 Aeronautical Engineering Institute, Civil Aviation University of China, Tianjin 300300, China;

Simulation Study On Aerodynamic Characteristics Of Flapping-Wing Aircraft With Multi-Stage Wing And Multiple Degree Of Freedom, Yonggang Yang, Xindong Gu

Journal of System Simulation

Abstract: In the traditonal flapping-wing aircraft model, most of the wings are two-dimensional rigid wings, and the upswing and downwing processes are completely symmetrical. In order to further improve the aerodynamic characteristics of the flapping-wing aircraft, this paper uses the idea of approximate flexibility to establish the multi-stage wing to achieve the approximate flexibility effect. At the same time, the rapid return characteristic is added to prolong the down-flapping time. And a three-dimensional model of “flutter-twist-bend folding” is proposed by adding the bending-folding motion on the basis of the original movement and twisting motion. The model is imported into Xflow …


Design Of Spatial Agent Simulation Platform Based On Webgis, Zheng Zhong, Zhengyang Chang, Yunfeng Fei 2019 Engineering Design and Research Institute of Rocket Force Research Academy, Beijing 100011, China;

Design Of Spatial Agent Simulation Platform Based On Webgis, Zheng Zhong, Zhengyang Chang, Yunfeng Fei

Journal of System Simulation

Abstract: Task simulation is important in planning of national defense facility system. An architecture with a simulation model system and task data management system scheme is proposed to combine geo-processing service of traditional GIS and Agent simulation to overcome the shortness in temporal analysis and task simulation of traditional GIS. Potential benefits include: shareable simulations, rich spatial analysis resources, and high credibility. Based on that, an experimental Spatial-Agent simulation prototype is developed with WebGIS technology. Taking a transportation task as an example, the feasibility of the design is verified.


Design And Realization Of Uav Inspection And Evaluation Simulation System, Xue Jiang, Junfeng Li, Wang Peng, Xiong Shan, Weixia Feng 2019 Education Training and Evaluation Center of Guangdong Power Grid Co., Ltd., Guangzhou 510520, China;

Design And Realization Of Uav Inspection And Evaluation Simulation System, Xue Jiang, Junfeng Li, Wang Peng, Xiong Shan, Weixia Feng

Journal of System Simulation

Abstract: Aiming at the large-scale application of unmanned aerial vehicles (UAVs) in the power grid, the simulation system of UAV is developed, including flight control module, visual simulation module and training evaluation module. The flight control module based on the flight dynamics, is a simulation platform of UAV combining physical remote controller and simulation of the formation. The visual module consists of two parts, modeling the topography of Guangdong Province and automatically modeling the transmission lines. The training evaluation module contains training system of tower acceptance, tree barrier survey, tower survey and evaluation system of winding flight, overtaking defect search. …


Control Optimization Of Hybrid System With Hybrid Power Based On Dp Algorithm, Deng Tao, Haoyuan Yu, Bin Xu 2019 School of Mechatronics & Automotive Engineering, Chongqing Jiaotong University, Chongqing 400074;

Control Optimization Of Hybrid System With Hybrid Power Based On Dp Algorithm, Deng Tao, Haoyuan Yu, Bin Xu

Journal of System Simulation

Abstract: Aiming at the complexity and diversity of energy management for HEV(hybrid electric vehicle) with hybrid power, taking the State of Charge of power battery and ultracapacitor as state variable, the torque distribution ratio between engine and motor, and the power distribution ratio between power battery and ultracapacitor as control variables, the fuel economy and emission performance as objective function, the Dynamic Programming (DP) control strategy for HEV with hybrid power is proposed. The working rules of the engine, motor, battery and ultracapacitor, are extracted from the results, and the rules of engine and motor and the fuzzy control …


Research On Radar Signal Sorting Based On Ensemble Deep Learning, Weidong Jin, Chunli Chen 2019 School of Electrical Engineering, Southwest Jiao tong University, Chengdu 610031, China;

Research On Radar Signal Sorting Based On Ensemble Deep Learning, Weidong Jin, Chunli Chen

Journal of System Simulation

Abstract: In view of the fact it is difficult to extract the appropriate features quickly and present signal sorting method’s accuracy is low, a signal sorting method based on ensemble deep learning model is proposed. This method stacks different types of deep belief network for radar emitter signal feature learning to improve algorithm. After learning the characteristics of the radar emitter signals deeply, the posterior probability of each model is linearly integrated and learned and the final classification results are determined by the decision layer to further improve the signal recognition rate. The method is used to separate different …


Dynamic Matching Of Power Transmission Efficiency Of Bulldozer Under Operation Condition, Shengping Fu, Shengbo Li, Luo Ning 2019 School of Mechanical and Automotive Engineering, Xiamen University of Technology, Xiamen 361024, China;

Dynamic Matching Of Power Transmission Efficiency Of Bulldozer Under Operation Condition, Shengping Fu, Shengbo Li, Luo Ning

Journal of System Simulation

Abstract: When a high-power bulldozer works with the heavy load for a long time, the efficiency of hydraulic mechanical transmission decreases obviously. To solve this problem, the dynamic simulation model of bulldozer power transmission is constructed based on modularization theory. And a dynamic match strategy of guaranteeing the high transmission efficiency is designed. Moreover, a load control model and a throttle opening control model are constructed. And then the optimizing design platform is established to confirm and optimize the PID parameters of load control and throttle opening control model adopting Isight and Matlab software. Eventually, hardware-in-the-loop test is designed and …


Application Of Myo Gesture Recognition Method In Ancient Building Roaming System, Yanping Xue, Xuesong Wang, Zhongke Wu, Xingce Wang, Mingquan Zhou 2019 Institute of Virtual Reality & Visual Technology, College of Information Science and Technology, Beijing Normal University, Beijing 100875, China;

Application Of Myo Gesture Recognition Method In Ancient Building Roaming System, Yanping Xue, Xuesong Wang, Zhongke Wu, Xingce Wang, Mingquan Zhou

Journal of System Simulation

Abstract: Museum display many exhibits, but its display way is single. The ancient buildings are displayed by texts and pictures, so it cannot bring a realistic experience to the visitors. Therefore, the ancient architectural scene roaming based on Myo combined with virtual reality is proposed. Kaifeng Tower Park is used as an example to achieve the system. In the design, system gets visitors’ acceleration and gyroscope values of forward, turn, squat and stop by wearing Myo. SVM-based gesture recognition algorithm is designed to complete the classification of feature values. Contrast experiment is designed to verify accuracy and efficiency of …


Research On Internal Resistance Monitor System Of Vehicle Fuel Cell Integrated With Dc/Ac/Dc, Deng Jian, Haiquan Lü, Liyan Zhang, Shuhai Quan 2019 School of Automation, Wuhan University of Technology, Wuhan 430070, China;

Research On Internal Resistance Monitor System Of Vehicle Fuel Cell Integrated With Dc/Ac/Dc, Deng Jian, Haiquan Lü, Liyan Zhang, Shuhai Quan

Journal of System Simulation

Abstract: In order to solve the problem of complicated and costly on-line impedance monitoring operation of vehicle fuel cells, a test method that can obtain the electrochemical impedance spectroscopy (EIS) of fuel cell by Fourier transformation against output voltage and output current of fuel cell through DC/DC generation of micro-current signal is proposed. This method is integrated in a cascaded system of parallel Boost and DC/AC/DC. The parallel Boost can realize the decoupling of power transmission and disturbance signal, the DC/AC/DC converters can achieve higher boost ratios, which makes the test system more suitable for higher voltage levels such as …


Nonlinear Sliding Mode Control For Robotic Manipulator Based On Disturbance Observer, Gensuo Mi, Huaqi Liang 2019 College of Automation and Electrical Engineering, Lanzhou Jiaotong University, Lanzhou 730070, China;

Nonlinear Sliding Mode Control For Robotic Manipulator Based On Disturbance Observer, Gensuo Mi, Huaqi Liang

Journal of System Simulation

Abstract: A nonlinear sliding mode control strategy of manipulator based on disturbance observer is designed for the characteristics of the manipulator which is sensitive to internal parameter disturbance and the external disturbance in the position tracking. According to the system dynamics model and Lyapunov stability theory, the uncertainties and external disturbances of the system are observed by disturbance observer. At the same time, the nonlinear sliding mode controller is designed and the Lyapunov function is constructed to verify the stability of the system. On this basis, the system control law and the sliding mode control law are designed to compensate …


Two Complementary Methods For Studying Complex Social Systems: Simulation And Game Theory, Laobing Zhang, Qiming Ruan, Xiaogang Qiu 2019 1. Institute of War, Academy of Military Sciences, Beijing 100091, China; ;

Two Complementary Methods For Studying Complex Social Systems: Simulation And Game Theory, Laobing Zhang, Qiming Ruan, Xiaogang Qiu

Journal of System Simulation

Abstract: Alongside with scientific experiments and theoretic research, scientific computation is the third paradigm for studying our world. Modelling and simulation method is a main technique of scientific computation, focusing on resulting in a suitable model for the research subject. Game theory is a natural choice for modelling intelligent interactions among multiple decision makers, which can provide accurate interaction model for the simulation of complex systems. This paper investigates the application of game theory in military operation simulation and social system simulation. Bottlenecks of the use of game theory in these simulations are pointed out and some future research directions …


A Review Of Modeling Human Travel And Social Contacts For Public Health Management, Duan Wei, Guo Gang, Bin Chen, Duan Hong 2019 College of Systems Engineering, National University of Defense Technology, Changsha 410073, China;

A Review Of Modeling Human Travel And Social Contacts For Public Health Management, Duan Wei, Guo Gang, Bin Chen, Duan Hong

Journal of System Simulation

Abstract: It is significant to understand the patterns of human mobility and social contacts for epidemic prevention and control. This paper analyses the regularities and the statistical properties of human behaviors at the perspective of human dynamics. Various models of human mobility and social contacts are comparatively investigated , including Brownian movement, random walks, spatial network, Motifs, bipartite graph model, gravity models, contact rate, the distribution of daily contact number, social networks, etc. The models of human behavior changes in the course of epidemic outbreak are also analyzed. The challenges of modeling human mobility and social contacts are discussed …


Survey On Modeling And Simulation Of Internet Public Opinion In China, Mingxin Zhang 2019 College of Politics, National Defense University, Shanghai 200433, China;

Survey On Modeling And Simulation Of Internet Public Opinion In China, Mingxin Zhang

Journal of System Simulation

Abstract: Modeling and Simulation of Internet public opinion can analyze the causes of public opinion and its transmission path, track and predict the trend of public opinion, so as to improve the ability of public opinion guidance for its control departments. This paper reviews and analyses the existing research on Modeling and simulation of Internet public opinion. From the point of view of research directions, the current research covers many directions, mainly including the evolution mechanism of Internet public opinion and the effectiveness of guidance mechanism. From the point of view of research methods, domestic research on Internet public opinion …


Modeling And Simulation Of Coordination Relationship Between Rail And Bus Lines, Wang Jian, Danqing Shen, Ziyang Wang 2019 1. School of Artificial Intelligence and Automation, Huazhong University of Science and Technology, Wuhan 430074, China; ;2. Key Laboratory of Image Information Processing and Intelligent controlling of Ministry of Education, Wuhan 430074, China;

Modeling And Simulation Of Coordination Relationship Between Rail And Bus Lines, Wang Jian, Danqing Shen, Ziyang Wang

Journal of System Simulation

Abstract: By analyzing the coordination relationship of the collinear edges between the rail lines and the bus lines, the coordination relationship considering the complementation and the competition is defined as the goal of maximizing the utilization rate of resources and capacity matching. After the analysis of the coordination and the competition, the calculation of the coordinated coefficient are presented. Considering the influence of the disruptions on the coordination, an adjustment method of the bus lines is proposed. Taking part of Wuhan City transit network as an example, the results show that the adjusted transit system has a higher degree of …


A Generation Method Of Amf General Files For Heterogeneous Nurbs Volume Parametric Model, Chen Long, Wenyu Han, Xu Gang 2019 1. College of Mechanical Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China; ;

A Generation Method Of Amf General Files For Heterogeneous Nurbs Volume Parametric Model, Chen Long, Wenyu Han, Xu Gang

Journal of System Simulation

Abstract: Aiming at the three-dimensional printing technology of heterogeneous NURBS (Heterogeneous Non-Uniform Rational B-spline, HNURBS) volume parametrization model, a method of generatingthe AMF (Additive Manufacturing File Format) of the three dimensional printing general file is proposed. For the continuous visual expression of material information, theHNURBS volume parametric model is constructed with the control points containing material information which is represented with gray value.According to the subdivision of the NURBS volume parametric model, the HNURBS volume parametric model is subdivided into Isoparametric mesh element. In order to get the triangular mesh for the generation of the AMF files, each …


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