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China Simulation Federation

Articles 1981 - 2010 of 3382

Full-Text Articles in Physical Sciences and Mathematics

Design And Implementation Of Online Interactive Educational Game Based On Somatosensory, Ban Rui, Dandan Ding, Mingmin Zhang, Huaqing Shen Jun 2020

Design And Implementation Of Online Interactive Educational Game Based On Somatosensory, Ban Rui, Dandan Ding, Mingmin Zhang, Huaqing Shen

Journal of System Simulation

Abstract: The somatic game has been widely used in the educational field because of the advantages of excellent experience, multi sense and student-centered. But now, the commonly used somatic game equipment is based on PC, such as Kinect, which does not support browsing on web and requires long period development, failing to meet the teaching demands. This leads to the slow and imbalanced developments of somatic-based education game. To solve those problems, this paper puts forward a solution, which combines Websocket communication mechanism and Kinect recognition mode. In order to promote the integration of education and games, this paper further …

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Line-Rate Defenses Approach Against 10 Gbps Ddos Attacks, Su Cheng, Wentong Wang, Shibao Yang, Xv Linlin, Xinan Tang Jun 2020

Line-Rate Defenses Approach Against 10 Gbps Ddos Attacks, Su Cheng, Wentong Wang, Shibao Yang, Xv Linlin, Xinan Tang

Journal of System Simulation

Abstract: Defenses approach against DDoS(Distributed Denial of Service) attacks is currently an important hot issues. We propose a new efficient defenses approach which adopts a detection system based on metadata analysis to identify the packages of DDoS attacks. The flow control rules are formed based on the summarized experience data. ACL (Access Control List) is applied through inline devices (firewalls and load balancers) or divider to limit rate, clean flow or drop package. 10Gbps bandwidth HTTP requests, which contain malicious DDoS attacks packages, can be detected and cleaned completely in line-rate speed. We especially summarize th traffic characteristics …

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Loitering Munition's Speediness Prototype And Integrated Modeling Based On X-Plane, Zengyan Li, Xiaomin Li Jun 2020

Loitering Munition's Speediness Prototype And Integrated Modeling Based On X-Plane, Zengyan Li, Xiaomin Li

Journal of System Simulation

Abstract: Aiming at the difficulty and long cycle of R&D in mathematical modeling and aerodynamic parameters analysis during the process of loitering munition's preliminary design and verification, the speediness prototype and integrated modeling method based on X-Plane is proposed. The loitering munition's characteristics is analyzed. Meanwhile, the operation mechanisms of various simulation methods are summarized. The principle of X-Plane is also analyzed. Speediness prototype is realized through modeling, which is independent of the mathematical model and aerodynamic parameters. The airfoil and blade design are improved and special controls are implemented, such as mixing, parachute and folding …

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Fuzzy Sliding Mode Control Of Double Inverted Pendulum Based On Linear Adaptive Qpso Tuning, Xin Jing, Xiangshuai Han, Yanming Liang, Cuicui Yan Jun 2020

Fuzzy Sliding Mode Control Of Double Inverted Pendulum Based On Linear Adaptive Qpso Tuning, Xin Jing, Xiangshuai Han, Yanming Liang, Cuicui Yan

Journal of System Simulation

Abstract: To solve the problem of balancing control of linear double inverted pendulum, fuzzy sliding mode control method based on linear adaptive QPSO tuning is presented. According to the coupling property of the linear double inverted pendulum system, decoupling is applied twice and fuzzy sliding mode balancing controller is designed. The parameters of fuzzy sliding mode controller are determined by the linear adaptive quantum particle swarm optimization algorithm (LAQPSO). Linear double inverted pendulum balancing control simulation results show that the proposed method can effectively reduce the chattering phenomenon existing in the traditional sliding mode controller and improve the accuracy and …

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Three-Point Subdivision Scheme With Multi-Parameters For Reproducing Conic Splines, Huanxi Zhao, Qiu Xia Jun 2020

Three-Point Subdivision Scheme With Multi-Parameters For Reproducing Conic Splines, Huanxi Zhao, Qiu Xia

Journal of System Simulation

Abstract: A non-static and non-stationary three-point subdivision schemes with three parameters was proposed to generate piecewise C1 rational quadratic Bezier spline curves. In particular, for special values of the tension parameters, the proposed scheme will be capable of reproducing all conic sections exactly and conic spline curve. In addition, the proposed subdivision scheme is approximation-type, but the limit curve generated by such scheme interpolates the initial control points, and by selecting the appropriate parameters, the proposed scheme is circle-preserving, line-preserving, cusp-preserving. Numerical examples show that the proposed subdivision scheme has a strong modeling capability.

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Vehicle-Distance Measurement Based On Plate Area, Chunlian Yao, Shengnan Feng, Fangfang Zhang, Huilin Si Jun 2020

Vehicle-Distance Measurement Based On Plate Area, Chunlian Yao, Shengnan Feng, Fangfang Zhang, Huilin Si

Journal of System Simulation

Abstract: Estimating the distance between two vehicles is very important for transport safety. In order to keep the driving safety and avoid the traffic accidents, the visual-based vehicle detection and vehicle distance measurement are studied. In order to improve the detection precision and shorten the testing time, frame difference is combined with adaboost algorithm to detect vehicle. In the part of distance measurement, a method to calculate the distance between vehicles based on the pixels size of the vehicle's plate area in the image is proposed. Firstly, the image of the rear end of the vehicle is processed for …

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3d Scene Reconstruction Based On Mismatching Eliminating Algorithm, Liping Lin, Yaping Zhang Jun 2020

3d Scene Reconstruction Based On Mismatching Eliminating Algorithm, Liping Lin, Yaping Zhang

Journal of System Simulation

Abstract: For the case of mismatching in feature detection and matching based on SIFT algorithm, a method based on RANSAC is proposed in this paper to eliminate false matches. RANSAC treats all input data differently. An objective function is created and its parameters are estimated by iterative algorithm. All the data are divided into two categories based on the estimated parameters and the points that satisfy the estimated parameters are reserved and the points which do not satisfy the estimated parameters are eliminated. And then the function parameters are re-estimated with all the satisfied points. Experiment results show that …

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Role And Background Effects Enhancement In Holographic Projection, Desheng Lü, Zhiye Lin, Kong Lu Jun 2020

Role And Background Effects Enhancement In Holographic Projection, Desheng Lü, Zhiye Lin, Kong Lu

Journal of System Simulation

Abstract: Although holographic projection technology combined with three-dimensional animation can be seen on many shows nowadays, the poor ability to identity the black color and the high requirement for camera's placement, which lead to the lack of content and high complexity, have become main restrictions for the development of holographic animation. An algorithm is proposed to replace or adjust the lightness of black color in holographic animation to improve the projection. The linkage of camera in four directions is studied to facilitate the acquisition of holographic projection images, which enhances the holographic animation effect. Finally, a real projection platform …

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Fault Diagnosis Method Of Pmsm Based On Adaptive Dynamic Cat Swarm Optimization Of Svm, Wang Yan, Wang Xin, Zhicheng Ji, Dahu Yan Jun 2020

Fault Diagnosis Method Of Pmsm Based On Adaptive Dynamic Cat Swarm Optimization Of Svm, Wang Yan, Wang Xin, Zhicheng Ji, Dahu Yan

Journal of System Simulation

Abstract: In order to solve the problems of common inter-turn short circuit faults of permanent magnet synchronous motor (PMSM), a corresponding motor fault model based on the existing basis of PMSM is established. The eigenvector is extracted by energy spectrum analysis. The penalty factor and RBF-kernel parameter of SVM are optimized by adaptive dynamic cat swarm optimization (ADACSO) algorithm. The optimized SVM is adopted to motor fault diagnosis. The eigenvector obtained by energy spectrum analysis is taken as sample data to conduct simulation experiment. The experiment results indicate that, compared with other optimization algorithms, using ADACSO to optimize …

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Behavior Simulation Of Virtual Object Based On Physical Property, Yunbin Yang, Liangli He, Huaiyu Zhang, Lifan Wei Jun 2020

Behavior Simulation Of Virtual Object Based On Physical Property, Yunbin Yang, Liangli He, Huaiyu Zhang, Lifan Wei

Journal of System Simulation

Abstract: At present, because of the complexity and real-time requirement, the modeling and simulation method proposed in virtual assembly and maintenance based on physical property is difficult to apply. The development actuality of modeling and simulation method based on physical property is simply investigated. Product hierarchy information model and its implementation method are established, and fast modeling method based on physical property is presented. Behavior property description of virtual object using matrix is established and behavior property of virtual object is depicted in cases of grasp/placement, movement and drop. Behavior simulation method including force input method and force feedback method …

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Analysis And Optimization Of The Action Chain Mechanism In Agent2d Underlying In Robocup2d Soccer League, Chen Bing, Feifan Xu, Hanyan Xu, Zekai Cheng, Liu Cheng Jun 2020

Analysis And Optimization Of The Action Chain Mechanism In Agent2d Underlying In Robocup2d Soccer League, Chen Bing, Feifan Xu, Hanyan Xu, Zekai Cheng, Liu Cheng

Journal of System Simulation

Abstract: In the RoboCup2D soccer league, Agent2D is one of the most widely used underlying team in China. Data transmission noise and the incomplete action chain mechanism make the underlying teams using Agent2D be lack of flexibility. This paper introduces an action correcting parameter and optimizes the operation of the action chain by reinforcement learning mechanism. The performance of the Agent2D underlying team is improved in the game and the adaptability of the team is enhanced. Simulation experiment results show that this method has a certain effect.

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3d Simultaneous Localization And Mapping Based On Rgb-D Images, Lingyan Hu, Cao Lu, Pengwen Xiong, Xin Yong, Zekun Xie Jun 2020

3d Simultaneous Localization And Mapping Based On Rgb-D Images, Lingyan Hu, Cao Lu, Pengwen Xiong, Xin Yong, Zekun Xie

Journal of System Simulation

Abstract: To reduce the accumulated pose error of robots during the three-dimensional simultaneous localization and mapping, a global optimization method is proposed to improve the positioning accuracy and the quality of the map. This method, which is based on the visual odometry of the frame and frame registration model, adds the pose-constraints by closed-loop detection based on image matching. Local loop is combined with random loop to improve the optimization efficiency. The general graph optimization algorithm is used to globally optimize the robot poses. A key-frame selection strategy is also proposed to decrease the consumption of the …

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Design And Implementation Of 3d Monitoring System Based On Opc Ua, Gu Yan, Huanchong Cheng, Wang Zhen, Xiumin Fan Jun 2020

Design And Implementation Of 3d Monitoring System Based On Opc Ua, Gu Yan, Huanchong Cheng, Wang Zhen, Xiumin Fan

Journal of System Simulation

Abstract: With the rapid development of industrial automation, users' demands on the safety of data collection, data transmission and data interaction during manufacturing process are increasing, along with which is the serious communication problem because of device heterogeneity. Besides, due to the rapid expansion of mobile application, more and more mobile devices such as mobiles and Pads are pouring into monitoring system. In this paper, a 3D monitoring system based on OPC UA is designed and implemented to meet the requirement of real-time and versatility of devices. The 3D monitoring system is composed of an OPC UA server and an …

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Simulation On Switch Reluctance Motor Vibration Under Load Condition Based On Ansys, Luan Ru, Jinru Guo Jun 2020

Simulation On Switch Reluctance Motor Vibration Under Load Condition Based On Ansys, Luan Ru, Jinru Guo

Journal of System Simulation

Abstract: At present, the research on the vibration problem of switched reluctance motor is limited to the natural mode analysis under no-load condition. The coupling calculation of transient electromagnetic field and structure dynamic field in SRM is deduced. It is proved that the vibration results of SRM can be obtained under the load. An improved simulation method is proposed to improve the data link of Workbench ANSYS, and to realize the direct coupling of the whole data link between the transient electromagnetic field and the transient structural dynamic field. The simulation method is described in detail for a specific SRM …

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Multi-Objective Image Threshold Segmentation Based On Statistical Curve Difference Method, Yuanfei Zhu, Sixiang Zhang, Zhou Wei, Xiaochen Wang, Zhidong Li Jun 2020

Multi-Objective Image Threshold Segmentation Based On Statistical Curve Difference Method, Yuanfei Zhu, Sixiang Zhang, Zhou Wei, Xiaochen Wang, Zhidong Li

Journal of System Simulation

Abstract: In order to accurately segment the multi-objective image whose objective area is too small, and the background gray value is similar to the objective, a threshold segmentation algorithm based on statistical curve difference method is proposed. The mountain model of multi-objective gray image is established and the gray image is normalized. The number of connected area is counted by threshold division. The statistical curve is plotted with the horizontal coordinate being the gray level with equal interval, and the vertical coordinate being the counting result. The threshold point is the point where the difference value of the statistical …

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Pose Estimation Using Convolutional Neural Network With Synthesis Depth Data, Wang Song, Fuchang Liu, Huang Ji, Weiwei Xu, Hongwei Dong Jun 2020

Pose Estimation Using Convolutional Neural Network With Synthesis Depth Data, Wang Song, Fuchang Liu, Huang Ji, Weiwei Xu, Hongwei Dong

Journal of System Simulation

Abstract: 3D scenes can be reconstructed more easily and rapidly with depth camera. However, it is difficult to retrieve items in 3D scenes from a single view depth image, especially for the pose estimation. In this paper, we present a method of pose estimation using convolutional neural network with synthesis depth data, which predicts the items' pose in 3D scenes by regression. This is achieved by (i) synthesizing large amount of depth images with different pose for linear regression using 3D model, (ii) designing a class-dependent linear regression framework, which estimates the object's pose from different classes separately, …

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Realistic Simulation Of Potted Monocot Plant Based On Ifs, Fanxing Zhang, Feiya Lu, Meili Wang Jun 2020

Realistic Simulation Of Potted Monocot Plant Based On Ifs, Fanxing Zhang, Feiya Lu, Meili Wang

Journal of System Simulation

Abstract: Potted monocot plants are one of the most indispensable plants for landscaping and environment. This paper establishes 3D geometric model of branches, twigs, branches and leaves of potted monocot plants with adjustable morphology parameters based on iterated function system. Specifically, considering the self-similarity and randomness of branch bifurcation structure, a corresponding pruning operation module is established. The visualization of the pruning of the branch morphology with higher degrees of freedom is implemented through the affine transformation matrix and geometric model, producing more realistic computer simulation results. This paper provides guidance for the study and market selection of potted plants.

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Ant Colony Search Skeleton Extraction Methodbased On Distance Transform, Zhaoyuan Zhang, Dai Ning, Liu Hao, Dawei Li Jun 2020

Ant Colony Search Skeleton Extraction Methodbased On Distance Transform, Zhaoyuan Zhang, Dai Ning, Liu Hao, Dawei Li

Journal of System Simulation

Abstract: Forsolving the poor connectivity problems of skeleton extraction method based on distance transform, ant colony search skeleton extraction method based on distance transform is proposed. The objects potential skeleton points are obtained according to the distance transform and its gradient.By controlling the polygon approximation errorofthe object boundary curve, the boundary vertices with different contribution to the object shape information are determined,and the convex vertices are takenas the endpoints of the object'sskeletonline.The endpoints of redundant skeleton branches are eliminated according to the inner angle size of the endpoint .The heuristic guidance function is determined by distance transformation gradient, pixel …

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Augmented Reality System Based On Depth Image Segmentation And Object Tracking, Jiabo Yang, Yang Gang, Yang Meng Jun 2020

Augmented Reality System Based On Depth Image Segmentation And Object Tracking, Jiabo Yang, Yang Gang, Yang Meng

Journal of System Simulation

Abstract: In this paper, an augmented reality scheme that can achieve the virtual-real objects' interaction effectively is proposed. The depth camera, such as Kinect, is adopted to capture the depth image of scene, and then the segmentation and dynamic tracking of the scene objects are implemented based on the depth image. In the scene segmentation, we propose a scene segmentation strategy based on the prior knowledge. The large plane objects existing in the scene are firstly recognized according to the prior knowledge. Then, the clustering segmentation is applied to the remaining points to get the scene objects. This strategy is …

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Research And Implementation Of Question Answering System Oriented Wargaming Based On Aiml, Zejian Sun, Guangya Si, Liu Yang Jun 2020

Research And Implementation Of Question Answering System Oriented Wargaming Based On Aiml, Zejian Sun, Guangya Si, Liu Yang

Journal of System Simulation

Abstract: Wargaming exercise is an important means of combat simulation, but the high query and operation threshold of wargaming system limit its use and extension. Through investigating the actual operation process of a wargaming exercise, collecting and analyzing the trainees use requirements, the intelligent question answering system centering on access to the database by making knowledge documents, index tables and access modules was designed based on AIML(Artificial Intelligence Markup Language) and ALICE program, adopted heuristic rules. The implementation of question answering system made commanders participating in wargaming query data by natural language, provided ideas for the further improvement of wargaming …

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Development And Future Trend Of Computer Simulation And Quantum Computer Simulation, Wenhui Fan, Jiahui Wu Jun 2020

Development And Future Trend Of Computer Simulation And Quantum Computer Simulation, Wenhui Fan, Jiahui Wu

Journal of System Simulation

Abstract: The development status of computer simulation in America and the development status of computer simulation in China were summarized; On the base of the comprehensive analysis of the development of quantum computing, the quantum computer based simulation（QCBS） was proposed, and the research fields of quantum computer based simulation were given including simulation modeling theory, simulation system and simulation application of QCBS; The application prospects of QCBS, such as applying in intelligent simulation, virtual simulation, parallel simulation and cloud computation based simulation, were proposed.

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Source Location Algorithm Based On Chaos Artificial Bee Colony Algorithm, Yecai Guo, Weiwei Ma, Sainan Zhu Jun 2020

Source Location Algorithm Based On Chaos Artificial Bee Colony Algorithm, Yecai Guo, Weiwei Ma, Sainan Zhu

Journal of System Simulation

Abstract: Aiming at defects of large computational complex and poor real-time performance of the traditional power controlled response and phase transformation (Steering response power-phase transform, SRP-PHAT) based source localization algorithm, a novel SRP-PHAT source localization algorithm based on chaos artificial bee colony algorithm was proposed. In this proposed algorithm, the beam power function of the microphone array was used as the objective cost function to establish the mathematical model of the source localization, the global coverage of chaos and fast convergence speed and strong robustness of the artificial colony algorithm were combined to realize 3D localization of the sound source. …

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Meta Modeling Methodology For Cnc System, Suhua Xiao Jun 2020

Meta Modeling Methodology For Cnc System, Suhua Xiao

Journal of System Simulation

Abstract: Methodology development of CNC system takes the field as a carrier centric model, which applies UML / OCL in GME for CNC system meta-modeling. For the field characteristic analysis for CNC, a CNC field oriented CNCVFC meta-modeling methodology was proposed, which combined the view, feature, component three-dimensional relationship. According to field characterization CNC members and interactions, multi-view approach captures features CNC field was adopted, which mapped to the appropriate view plane to establish the appropriate view of the container field meta-model, CNC elaborated meta-modeling process, including structural meta-modeling, function meta-modeling and non-functional meta-modeling of three areas. A …

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Fingerprinting Positioning Algorithm For Wifi Based On Locally Weighted Regression And Support Vector Regression Optimized By Artificial Bee Colony, Wang Yan, Fucheng Yin, Zhicheng Ji, Dahu Yan Jun 2020

Fingerprinting Positioning Algorithm For Wifi Based On Locally Weighted Regression And Support Vector Regression Optimized By Artificial Bee Colony, Wang Yan, Fucheng Yin, Zhicheng Ji, Dahu Yan

Journal of System Simulation

Abstract: Since the traditional location fingerprinting algorithms have poor positioning accuracy and cost laborious efforts constructing fingerprinting database during the offline phase, a novel LWR-ABCSVR positioning algorithm was proposed, that the derived algorithm was based on the locally weighted regression (LWR) method and support vector regression was optimized by artificial bee colony (ABCSVR) algorithm. By using the proposed algorithm, the fingerprinting database was expanded by LWR step. The ABCSVR algorithm was employed to build the nonlinear relationship between the RSS values of reference points and their locations. The position of mobile terminal was predicted by the constructed model. Simulation results …

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Research On Simulation Of Multi-Target Micro-Doppler Separation And Extraction In Ballistic Midcourse, Yizhe Wang, Cunqian Feng, Jingqing Li Jun 2020

Research On Simulation Of Multi-Target Micro-Doppler Separation And Extraction In Ballistic Midcourse, Yizhe Wang, Cunqian Feng, Jingqing Li

Journal of System Simulation

Abstract: Aiming at the intricate overlap and difficult separation and extraction of micro-Doppler information in Doppler spectra of warheads and fragments in midcourse, a novel method based on CEEMD and improved self-adaptive Viterbi algorithm was proposed. By analyzing the differences of micro-Doppler distribution between warheads and fragments, the echo was decomposed by CEEMD and each IMF was denoised by wavelet threshold denoising method, resulting in separation of warheads and fragments echo. The fragments signal was stretched, the optimal path was extracted combined with improved self-adaptive Viterbi algorithm, and the separation of multi-target signal and extraction of micro-Doppler was realized. Simulation …

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Study On Single-Point Dresser Wear Intelligent Prediction Method, Yulun Chi, Haolin Li, Yue Tai Jun 2020

Study On Single-Point Dresser Wear Intelligent Prediction Method, Yulun Chi, Haolin Li, Yue Tai

Journal of System Simulation

Abstract: In precision grinding process, grinding wheel should be dressed in time to keep the wheel sharpness and correct geometry. Now, it is still a difficult problem how to effectively predict the dresser wear in process. According to the single-point dresser wear mechanism, a method was proposed to predict the single-point dresser wear based on the acoustic emission signal and the sequential minimal optimization support vector machines (SMO-SVM) model. The wavelet packet algorithm was used to exact acoustic emission signal characteristic information. According to the large sample of acoustic emission signal, the sequential minimal optimization support vector machines (SMO-SVM) model …

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Svpwm Algorithm Based On Non-Orthogonal Coordinates, Shuaiqi Ma, Pengchao Zhang Jun 2020

Svpwm Algorithm Based On Non-Orthogonal Coordinates, Shuaiqi Ma, Pengchao Zhang

Journal of System Simulation

Abstract: As to the issue of complex trigonometric calculation for conventional SVPWM modulation algorithms, an SVPWM optimization algorithm in non-orthogonal coordinate system was proposed. By using Clark, Non-orthogonal Coordinate and per unit transformation, the algorithm simplified the regional judgment of reference vector in the sectors and triangle and optimized the calculation of basic vector action time. It realized normalization of three vectors times by using a normalization algorithm for mapping other sectors to I sector. The algorithm can effectively reduce the amount of SVPWM algorithm calculation, switching frequency, and switching losses. Simulation results show that the algorithm is …

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Adaptive Fuzzy Robust H∞ Control Of Flexible-Joint Space Robot, Lijiao Zhang, Chen Li Jun 2020

Adaptive Fuzzy Robust H∞ Control Of Flexible-Joint Space Robot, Lijiao Zhang, Chen Li

Journal of System Simulation

Abstract: In order to solve the problem of trajectory tracking and vibration suppression control for parameter unknown flexible-joints space robot system, a joint flexibility compensation controller was introduced to improve the equivalent stiffness of the joint; by using the singular perturbation method, the system was decomposed into a slow subsystem and a fast subsystem. For the slow subsystem, the adaptive fuzzy H∞ control algorithm was designed; by using the fuzzy logic system to approximate the system uncertainty, a robust H∞ control was used to eliminate the influence of the fuzzy approximation legacy of error to the output tracking …

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Infrared Image Segmentation Based On Improved Dimensional Otsu And Genetic Algorithm, Kun Wang, Zhang Yang, Shengbo Song, Jingchang Zhuge Jun 2020

Infrared Image Segmentation Based On Improved Dimensional Otsu And Genetic Algorithm, Kun Wang, Zhang Yang, Shengbo Song, Jingchang Zhuge

Journal of System Simulation

Abstract: In order to improve the image segmentation of circuit board, and solve the problem of circuit board fault diagnosis, a new algorithm combines adaptive genetic algorithm and improved two-dimensional OTSU algorithm was proposed. a fast sorting method, in accordance with changes in the genetic algebraic, crossover and mutation probability was improved; according to the distance between the center and neighboring pixels pixel for the neighborhood average algorithm to weight the scale factor, on the basis of judgment on noise point of thermal infrared image to reduce noise; and introduced into the class variance method to solve the equation for …

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Development Of Hybrid Electric Vehicle Hardware-In-The-Loop Testing System, Bin Yan, Ting Yan, Yang Lin, Chen Liang, Zhou Wei Jun 2020

Development Of Hybrid Electric Vehicle Hardware-In-The-Loop Testing System, Bin Yan, Ting Yan, Yang Lin, Chen Liang, Zhou Wei

Journal of System Simulation

Abstract: Control system has significant influence on Hybrid Electric Vehicles (HEV) acceleration performance, drivability and reliability. In order to ensure system reliability and safety, an elaborate test was done for different performance indexes in the process of system development. Though software-based test has some advantage in testing process and flexibility, it is only able to achieve logical verification on basic function of control strategy. Besides, it does not take into account of the effect of controller hardware, and has some limitation in real-time testing. Instead, hardware-in-the-loop (HIL) can overcome these shortages, can test systematically for controller. HEV test environment was …

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