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火力与指挥控制

火力与指挥控制

北大核心

CSCD

CSTPCD

Fire Control & Command Control
本刊是陆海空三军火控指控领域内综合性的学术期刊。主要刊载国内外火控指控技术及有关高新技术、发生动态的综述性文章；各类火控系统、战术指挥控制系统及战场数字化信息系统总体设计、系统分析、作战效能评估、仿真建模方法等论文。
  • 发文量：9125
  • 被引量：2230
  • H指数：3
  • 开始收录时间：-
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  • 维普期刊影响因子： 0.75
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  • 国内刊号/CN：14-1138/TJ
    国际刊号/ISSN：1002-0640
  • 发行周期：月刊
    邮发代号：22-134
  • 主管单位：中华人民共和国工业和信息化部
    主办单位：火力与指挥控制研究会；火力与指挥控制专业情报网
火力与指挥控制-联系信息
  • 主编：郭志强
  • 电话：0351-8725026 8725316
  • 邮箱：HLYZ@chinajournal.net.cn;hlyz207@126.com
  • 地址：山西太原193号信箱
  • 邮编：030006
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火力与指挥控制 >2023年第4期

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  • 摘要：研究无人作战飞机的自主轨迹控制问题.在一定假设条件的基础上,推导出无人作战飞机的三自由度运动模型；将变结构控制理论运用于无人作战飞机的导引,推导出变结构导引律；在自主轨迹控制算法中,由变结构导引律根据期望轨迹点计算出状态的期望值,并将该期望值与由运动模型得到的状态实际值之间的误差来驱动控制,自主轨迹控制控制的过程就是这个误差收敛到零的过程；仿真结果表明该自主轨迹控制算法能够快速地使无人作战飞机达到预定的轨迹点,且控制过程中控制量的变化平稳,具有良好的效果.%The autonomous unmanned combat aircraft trajectory control problem is researched. On the basis of certain assumptions, the three degrees of freedom motion model of UCAV is derived. With using the variable structure control theory into the UCAV s guide, the variable structure guidance law is derived. In the autonomous trajectory control algorithm, the expectation value of state is given by variable structure guidance law. There will be a error between the expectation value and the value according to the motion model, which is used to drive control. The autonomous control of trajectory control process is the error converges to zero process; The simulation results show that the autonomous trajectory control algorithm designed in this paper can make the UCAV arrive the predetermined track points quickly, and the states vary smoothly in the control process.
  • 摘要：A novel decorrelation algorithm that has't aperture loss is presented. Through vector reconstruction by eigenvector of maximum eigenvalue, the algorithm can deal with coherent signal sources. Furthermore, using modified MUSIC algorithm based on whole space, high estimation capability can be acquired without knowing the number of signals. Finally, the computer simulation confirms the validity of the proposed algorithm.%针对空间平滑MUSIC算法会损失阵列的有效孔径且需要信源先验数目的问题,提出了一种新算法.该算法从矢量重构的思路出发,通过对接收数据协方差矩阵的最大特征向量进行矢量重构,即可实现不损失阵列孔径的解相干处理,同时利用全空间加权MUSIC算法,实现了信源数目未知下的相干信号准确定位.仿真结果证实了该方法的有效性.
  • 摘要：In order to' research the dynamic behavior of cooperative attack style for ASM, a nonlinear mathematical model of leader-follower attack style is built based on the relative moving equation between the leader missile and the follower missile. According to the error dynamic of relative distance and yaw angle, the control law is designed by the theory of feedback linearization, and the stabilization of the control law and the inner dynamic system are proved. The simulated results with an example shows that all follower missiles can be close to their desired value quickly and move together with stable structure by means of the proposed control law.%针对群弹系统执行攻击任务时,从弹按照主从式协同攻击样式跟随领弹实施攻击,利用领弹与从弹的位置信息解算出相对距离和角度,依据相对距离和角度误差的动力学特性,建立了主从式协同攻击样式的非线性数学模型,采用输出线性化理论设计了主从式协同攻击样式的控制律,证明了该控制律及其内动态系统的稳定性.仿真表明,在领弹机动条件下,实现了对从弹的速度和弹道偏航角的控制,从弹能保持与领弹的相对距离和弹道偏航角均快速收敛并稳定到期望值.
  • 摘要：由于角色分层与组织结构无关,导致权限继承不能依赖于系统的组织.提出继承域的概念,建立基于继承域的角色层次模型,给出改进模型的定义、继承规则、约束条件和角色权限求解算法.实例证明改进模型能清晰地反映系统的组织结构,解决权限继承问题.域属性的引入使得角色的层次结构和权限的分级管理简单有效.%Because the role hierarchies have nothing to do with the organization structure, the inheritance of the permission cannot depend on the organization of the system. The domain concept is introduced and a role hierarchical model based on inherit domain is built as well as the related definition, inherit regulation, constraint condition and the algorithm to compute the permission of the role. It is showed by the sample that the modified model could show the organization structure and solve the permission problem easily. The introduce of the domain property makes the hierarchical administration of power and role hierarchy more simply and effectively.
  • 摘要：For high-speed and long-distance signal efficiency transmission,this paper presents a LVDS transfer module design method based on NiosII soft-core processor. The design method achieve a highspeed solution serial, storage,and upload the LVDS data, which combine the LVDS technology with the NiosII system,based on NiosII soft-core processor system and LVDS signal processing. The design mathod with the reliability and high speed processing system is a simple structure,easy to reconstruct,which will have good promotional value.%针对信号的高速和远距离高效传输,提出了一种基于NiosⅡ软核处理器的LVDS接收系统设计方法.该设计方法根据NiosⅡ软核处理器系统的设计及LVDS信号的处理过程,将LVDS技术和NiosⅡ系统两者结合起来,实现了对LVDS数据的高速解串、存储和上传.设计结构简单,易于重构,系统处理速度快,可靠性高,具有较好的推广价值.
  • 摘要：Based on the analysis of fault patterns of Integrated Vetronics Systems (IVS), Generalized Stochastic Petri Net(GSPN) is used as a theory tool and a new reliability model of IVS based on GSPN is proposed. The dynamic curves of availability are obtained by simulation experiment and the affect of every subsystem on the whole availability of IVS is analyzed. The proposed model can provide theoretical reference for analysis, design and optimization of reliability in IVS.%在深入分析车电系统故障模式的基础上,以广义随机Petri网为理论工具,提出一种基于GSPN的车电系统可靠性模型.通过仿真实验得到了系统可用度指标的动态变化曲线,分析了各个功能子系统对车电系统整体可用度的影响.该模型可为新型车电系统可靠性的分析、设计与优化提供理论依据.
  • 摘要：For the problem that the calculation in aircraft routine planning system is huge, and time-consuming, and associating with the GPU (Graphics Processing Units) large-scale parallel computing feature, a fast calculation method for trajectory base on GPU is raised here. This method uses the Fourth-order Runge-Kutta to resolve the trajectory differential equations, makes the trajectory computing taskrnthe control ability in CPU + GPU heterogeneous platform in data stream , Lastly, compute thousands of trajectories in the parallel mode. The experimental results show that the calculation accuracy of the method can meet the requirements, and the speed of the method is several decades faster than the traditional method computing on the CPU. This method is also offering some new ideas for the other related applications which have large-scale parallel calculation in aircraft route planning system.%针对目前飞行器航迹规划中弹道计算量大、耗时长的问题,结合GPU大规模并行计算特性,提出了一种基于GPU的弹道快速计算方法.该方法以4阶Runge-Kutta (R-K)法为基础求解弹道微分方程组,通过计算资源的分配、数据流分段将弹道计算任务映射到GPU线程模型,利用CPU加GPU异构模型的数据流控制能力,实现上千条弹道的并行计算;实验表明该方法计算精度满足要求,并获得几十倍理想加速效果;也为航迹规划系统其他大规模并行计算提供了新的解决思路.
  • 摘要：Flight illusion is one of the reasons that cause the severe flight accidents, so a simulation training system of flight illusion is developed with VC++ and ACCESS methods. The system can be used with any flight simulator. And the system sends the training data to system software of simulator such as flight control software. So the whole simulator has a actual environment from the way that the software drive hardware. Pilots flying in simulator can feel the complex illusions which can be took in flying in air. The complex illusions are overturning,rolling,rotating and so on . From the training the pilots can find the methods to counteract the flight illusions. So the cognizing ability of pilots in space can be improved, and so the aviation can be ensured safely and all right.%飞行错觉一直是造成严重飞行事故的主要原因之一,因此采用VC++和ACCESS相结合的方法开发了一套抗飞行错觉模拟训练系统,该系统可以与任何一台飞行模拟器相结合使用,通过网络将需要训练的数据传送给模拟器的飞控等系统软件,由软件驱动硬件,从而使整个模拟器具有一个逼真的环境,飞行员利用模拟器飞行,能体会空中飞行时翻、滚、转等产生的复合错觉,进而找到抗飞行错觉的有效办法,提高飞行员的空间认知能力水平,保障飞行顺利安全.
  • 摘要：To understand the essence of battle field situation, from the perspective of information interaction, a fresh interpretation of battle field situation and its assessment is given forward with dissipative structure theory accord. It put forward that battle field situation is essentially the limited "out-of-order" show of battle information so that the battle field situation can be treated as an open dynamic system that could come forth the "ordered" state. All these point out that battle field situation assessment is to analyze and understand various battle information, and reduce battle field situation entropy using given intelligence, and the key point of situation assessment is the research of internal and external exchange entropy in battle field situation. Finally, it introduces the theory foundation of situation rnassessment in this new comprehension——Brusselator model, and indicates the technology approach tornquantitative analyze battle field situation is to establish index system which effects battle field situation entropy, furthermore, the calculation method of battle field situation's positive and negative entropy and the criterion of forming dissipative structure are explained.%为理解战场态势本质,从信息交互角度,结合耗散结构理论对战场态势和态势估计进行了全新诠释.提出战场态势本质是战场信息的有限“无序”呈现,将其视为能够出现“有序”状态的动态开放系统.由此指出态势估计即分析理解各种战场信息,利用已有知识减小战场态势熵；同时指出态势估计的研究重点是战场态势内、外交换熵.最后介绍了新的理解下态势估计的理论基础——Brusselator模型,指出了通过建立影响战场态势熵的指标体系对战场态势进行量化分析的技术途径,并说明了计算战场态势正、负熵的方法及其是否形成耗散结构的判据.
  • 摘要：Since the flight speed of the UAV can be disturbed by the varying of parameter in the turbulent flow, the filtering accuracy of single parameter will be decreased, a multiple model estimation is presented for the UAV flight state. Based on the colored-noise Kalman filter, this paper presents a multiple model adaptive Kalman algorithm to estimate the flight speed in the turbulent flow. The simulation results demonstrate that the multiple model estimator can improve the estimation accuracy of the flight speed in the turbulent flow when the parameter varies.%针对紊流风场环境下飞行速度因模型参数发生变化导致单一固定参数滤波器精度降低的问题,提出了一种无人机飞行状态多模型估计算法.在建立单一固定模型紊流风场有色噪声卡尔曼滤波器的基础上,采用多模型自适应卡尔曼估计,得到飞行速度的最优状态估计.仿真结果表明,多模型估计算法在模型参数发生变化时能有效地减小紊流风场对无人机飞行速度的影响,满足飞行速度控制输入的精度要求.
  • 摘要：提出将航路飞行航迹分段为直线机动段和空间任意平面内的圆弧机动段,再将各段进行切线连接,形成光滑的航迹.这种采用多段组合航迹的生成方法,获得空中的航路点信息后,计算飞行时的空中姿态.仿真结果表明,本方法可以根据输入的航路点数据,有效获得准确的空中航迹.%The flight path is seperated by linear maneuvering and arc maneuvering in arbitrary plane before tangential connection every section to get the path smoothly. This method can get the posture in sky using multi-combination of the path when the information is got. The experiment proved that the path in sky can be got when getting the waypoint data.
  • 摘要：机载单站无源定位技术正成为当前精确定位技术的研究热点,基于方位角变化率,建立了空间定位模型,针对目标机动,噪声统计特性不确定等实战环境,引入鲁棒控制理论中的H∞滤波,提出了一种新的定位跟踪算法,仿真结果表明,该方法增强了定位系统的鲁棒性,具有较好的定位性能.%Passive location of a single aieborne pbserver is becoming the hot topic today in accurate positioning. The aieborne passive location model is built based on azimuth angle changing rate. Considering the combat environment of target maneuver and uncertain noisy satisical feature, H∞ filter in robust control theory is introducted. A new algorithm in locating and tracking is proposed. The simulation results show that the rebustnessof locating system is enhanced and the locaing property is improved.
  • 摘要：雷达脉冲信号的分选是电子战争中的研究热点,同时也是难点问题.针对雷达所截获的辐射源脉冲提出了一种基于合成特征参数值(CCP)的脉冲样本图分选算法.算法利用全脉冲数据的特征参数,根据每一个特征参数的差异性对特征参数值进行编号,通过编号值可以得到依据该特征参数值对脉冲的分类个数,进而计算出单一特征值的加权系数.通过加权系数对每一个特征参数的加权得到合成的特征参数,然后结合每一类信号的脉冲到达时间,提出了脉冲样本图匹配分选的新算法.与传统的PRI分选相比,脉冲样本图分选具有较小的运算量,计算机仿真试验表明该算法能够实现对信号的分选.%The problem of sorting radar signals is a hotspot and difficulty for Electronic Warfare. This paper proposes a method of signal sorting based on compositive characteristic parameter and pulse pattern for radar emitter's integrates pulse data. It uses the characteristic values as statistic objects and calculats the weighting coefficient with the number of characteristic value, and then it regards the characters' weighting value and TOA as the sorting object and sorts the pulses with a new method based on pulse pattern. Compares to traditional PRI sorting method, this method based on pulse pattern has lesser computation. The experiments and computer simulations show that the algorithm can sort the signals accurately.
  • 摘要：This paper firstly establishes equipment maintenance support capability index system. Then the weight of each index has been calculated by using group decision-making method and AHP. Finally,the mathematics model of maintenance support capability evaluation has been built according to multi-level fuzzy comprehensive evaluation methods. Example has been verified. The result shows efficiency and practicability. It makes a reference to improve the maintenance program for the troops.%首先构建了装备维修保障能力指标体系；然后,应用层次分析和群组决策相结合的方法计算出装备维修保障能力指标体系中的各个指标的权重；最后运用多级模糊综合评判法建立了装备维修保障能力评估的数学模型,并给出了实例验证,结果表明该模型的可行性和实用性,为部队改进维修保障方案提供了客观依据.
  • 摘要：The Structure Varied Discret Dynamic Bayesian Network is the widened traditional Discret Dynamic Bayesian Network. It can be applyed more widened than traditional Discret Dynamic Bayesian Network. But its inference algorithm is not super enough. Aim at the shortcomings of the Structure Varied Discret Dynamic Bayesian Networks,such as its inference algorithm is hard to understand, hard to progamming and running slowly, this paper proposes the most suitable storage data structure of the Structure Varied Discret Dynamic Bayesian Networks, deduces the parallel inference algorithm for the Structure Varied Discret Dynamic Bayesian Networks, and verifies the parallel inference algorithm for the Structure Varied Discret Dynamic Bayesian Networks by a sample. The parallel inference algorithm is useful for applying the Structure Varied Discret Dynamic Bayesian Networks, and speed up the inference running of the Structure Varied Discret Dynamic Bayesian Networks.%变结构离散动态贝叶斯网络是对传统离散动态贝叶斯网络的推广,具有更广泛的建模应用价值,但是其推理算法还有待进一步完善.针对变结构离散动态贝叶斯网络的推理算法难以理解、编程计算难、推理速度慢的问题,给出了实现变结构离散动态贝叶斯推理算法的数据结构,并推导了进行并行计算的推理算法和编程步骤,并通过实例进行了算理验证.给出的方法对变结构离散动态贝叶斯网络的编程应用具有参考价值,同时可以加快变结构离散动态贝叶斯网络的推理计算速度.
  • 摘要：针对经典粒子滤波的样本退化问题,提出了基于预测残差的自适应Unscented粒子滤波.该方法将自适应因子与无迹卡尔曼滤波相结合构造粒子滤波的建议分布,即通过UT变化构造建议分布函数,利用预测残差作为自适应因子,在线调整测量预测协方差、状态测量互协方差和状态更新协方差的实时变化,从而调整其在滤波中的作用.非线性状态估计仿真实验表明,该算法具有较强的自适应性和较高的滤波精度.%Considering particle degradation in the traditional particle filter algorithm, an adaptive unscented particle filter algorithm based on predicted residual is proposed. The algorithm adopts a new proposal distribution combing the unscented kalman filter with the adaptive factor. The algorithm uses Unscented Kalman filter to generate a proposal distribution, in which the covariance of the predicted measurement, the cross-covariance of the state and measurement and the covariance of the state update are online adjusted by predicted residual as adaptive factor. Simulation experiments results of nonlinear state estimation demonstrate that the adaptive unscented particle filter is more adaptive and accuracy is also improved.
  • 摘要：分析了低层反导部署分析方法的局限和亟待解决的问题.针对TBM的机动突防、释放子弹突防和干扰隐身突防3种情形,提出了更一般的反导部署分析方法,给出了计算反导兵器配置区域的步长推进算法.该方法克服了低层反导部署方法的缺点,得到的配置区域更加准确、有效.该方法亦可应用于低层、中段反导系统部署分析.%In this paper, shortcomings of disposition method for low-altitude anti-missile system are analyzed, and some problems are put forward. Aiming at maneuverable trajectory, multiple warhead, jamming and stealth of TBM, a more general disposition method for anti-missile system is suggested. To calculate the deployment area of anti-missile system, the step propellant arithmetic is set up, disadvantages of low-altitude anti-missile system disposition method are overcome, and the gained deployment area is more precise and efficient method in this paper can also be applyed on low-altitude or midcourse anti-missile system disposition analysts.
  • 摘要：统一建模语言(Unified Modeling Language,UML)是一种通用的、可视化标准建模语言,是面向对象的系统开发工具之一,适用于各种软件开发方法、软件生命周期的各个阶段.提出了一种基于UML和HLA组件技术开发陆军合成营指挥训练信息系统的方法.采用Rational Rose2003实现了使用UML对陆军合成营指挥训练信息系统的分析、设计的全过程.%The Unified Modeling Language (UML) is a universal visualized standard modeling language,one of the object-oriented system development tools,which can be applied to all kinds of software development methods and various stages of the software life circle. This paper introduces the software implementation method of command training information system of army synthesis battalion use UML and HLA module technology. This method can realize the whole process of analysis or design the command training information system of army synthesis battalion by Rational rose2003.
  • 摘要：Concept alternatives evaluation is a key work in warship combat system development process, and the combat capability evaluation is the core of it. Three typical kinds of combat system concept alternatives are compared, and an evaluation method framework for warship combat system based on simulation is found. The standardization descriptions of combat scenario based on XML and concept alternatives materialization modeling approach are designed. Then the dynamic efficiency evaluation process of combat system is described and the optimization of concept alternatives is discussed. It supplies feasible technique architecture for normalization and standardization of warship combat system concept alternatives evaluation.%概念方案评估是现代舰艇作战系统研制过程中一项关键的工作,作战能力评估又是作战系统概念方案评估中最为核心的内容.比较了3种典型的作战能力评估方法,构建了一种基于仿真的舰艇作战系统效能评估方法框架,设计了基于XML的作战想定标准化描述技术和组件化的概念方案实体化建模方法,描述了作战系统动态效能评估过程,分析了概念方案优化设计问题,为作战系统概念方案评估工作迈人正规化和规范化提供了一种可操作性强的技术框架.
  • 摘要：针对指挥自动化系统分布式多域的系统结构特点以及高效数据采集的需求,提出了一种基于SNMP的域内数据采集模型,采用SNMP的主子代理模式,多个代理协调合作,共同完成数据采集任务.实验验证,本数据采集系统具有稳定性高,时效性强,可扩展性好、网络资源占用率低等特点,为整个指挥自动化网络系统高效运行提供了可靠的保证.%A domain-internal data-gathering based on SNMP model is proposed that is directed against the special structural characteristic of distributed multi-domain system and the requirement of high-efficient data-gathering in the command automation system. By using of master-sub agent based on SNMP, many agents cooperates coordinately to complete the tasks. Test proves that there is much merit in this model such as high stability, high efficiency, wide extending, low network resource consumption etc. It guarantees that the whole command automation system could run in fine status.
  • 摘要：从MAS (Multi-Agent System)的角度出发,分析了后勤保障系统的主要功能和作用,提出了后勤保障仿真系统的体系结构以及单业务构件Agent的组成结构,研究设计了后勤保障系统仿真中存在的接口、物资仓库、汽车运输、卫生以及军港码头维修共5类Agent,并描述了Agent的结构和相关关系,对仿真系统的构建具有重要的意义.%View of MAS, the paper analyses the main function and mission of the Logistics support system ,then presents the simulation architecture of Logistics support system and the components of the single operation agent,and studies interface agent,material storehouse agent,automobile transport agent, sanitation agent and naval port maintenance agent in this simulation system, finally, the structure and relationship of agent is described,which is significant in designing the Simulation system.
  • 摘要：Aiming at the problem of real-time simulation of vehicle dynamics,dynamic model of vehicles is built in Vortex. Base class of vehicle is secondary developed to apply torque to the sprocket directly. Finally, dynamics model of electric drive tracked vehicle is established. Under different conditions, dynamics real-time simulation is carried out. The results show that the vehicle dynamic simulation in Vortex ensures high accuracy and also has good real time.%针对车辆动力学实时仿真问题,应用了多体动力学软件Vortex建立了车辆的动力学模型,并对Vortex的车辆基类进行了二次开发,直接给主动轮施加扭矩,最后实现了电传动履带车辆动力学建模.在不同工况下,进行了动力学实时仿真试验.结果表明,采用Vortex进行车辆动力学仿真在保证较高精度的同时还具有良好的实时性.
  • 摘要：Aiming at the problem of communication link local test inefficient, a kind of portable automatic test system based on local test has been given- The software is based on modularized design idea, with VC as central program tool, realized instrument communication and data collection by VISA and LabVIEW, found link sensitivity with dichotomy. Now, the system has been used successfully, the software run steady and test fast, the demand of local test is fulfilled and it has partially instrument interchange and good expansibility.%针对通信链路外场测试效率低,提出了一套以在线测试为主的便携式自动测试系统.软件采用混合编程的设计思想,以VC++6.0为主程序设计工具,综合运用VISA和LabVIEW实现仪器底层驱动和数据采集,采用二分法测试链路接收灵敏度.目前,系统已成功投入使用,软件操作简捷、运行稳定、测试速度快,达到现场测试的要求,并且具有一定的仪器互换性和扩展性.
  • 摘要：研究了广义符号修正秩检测器和Mann-Whitney修正秩检测器在K分布海杂波中对起伏雷达目标的检测性能,并分别与广义符号检测器和Mann-Whitney检测器的检测性能进行了比较.前两种修正秩检测器是通过设计秩统计量的逆正态得分函数来获得检验统计量,对积累分布函数连续且概率密度函数服从对称分布的数据具有恒虚警性能.%Detectors separately named as Genaralized sign Modified Rank detector and Mann-Whitney Modified Rank detector are studied in this paper. The detectability of this two nonparametric detectors to fluctuating radar echo signals is analyzed and campared in K distributed sea clutter. These two modified rank detectors are achieved by designing the inverse-normal-score function of the rank statistics and they are CFAR (Constant False Alarm Rate) in the data with continuous CDF (Cumulative Distribution Function) and PDF (Probability Density Function) symmetric about zero.
  • 摘要：提出一种基于多传感器航迹的关联算法.首先根据雷达和目标球极投影后的几何位置关系,利用三角形的几何性质分别建立两个航迹关联函数,并利用加权思想进一步建立相似度函数；在此基础上,利用一阶泰勒展式对航迹关联函数理论分析获得航迹粗关联门限；然后依次通过粗关联和精关联实现航迹关联.仿真结果表明了该算法的时效性和稳定性.%This paper proposes a novel track correlation algorithm in multi-sensor system. Firstly, two tracking correlation function are constructed according to geometry relation between radars and targets and also the geometry properties, and the similarity function is set up by weighting idea. Based on this, tracking coarse correlation threshold is obtained based on theory analysis on tracking correlation by using Taylor series expansion. Then tracking correlation is finished through tracking coarse correlation and fine correlation. Simulation verifies the proposed algorithm on time consumption and stability.
  • 摘要：为准确评估网络抗毁性,提出了一种改进的节点删除法来评估网络节点重要度,以节点删除对网络拓扑造成的边数和全网效率下降程度为节点重要度衡量指标.综合考虑了节点的连接度以及节点在网络拓扑中的位置,克服了以往节点删除法不适用于网络被分割情况的不足.最后,在节点重要度评估的基础上建立了网络抗毁性测度指标.实验分析验证了该方法的有效性.%To evaluate accurately the network invulnerability, an improved node-deletion method for evaluating node importance is proposed. By computing the decrease of edge and network efficiency after a node is deleted, the relative importance of nodes in the graph can be compared. This node importance evaluation method is developed considering both degree and position of a node, and overcomes the shortcoming of most node-deletion methods which are not available when the network is split into several disconnected parts. The network invulnerability is defined based on node importance assessment. Experimental results show the algorithm is feasible.
  • 摘要：The paper explores explored an effective way of equipment remote fault diagnosis agile and intelligent based on the achievement of the full use of information technology with the rapid development. The paper sets up the model of remote test and fault diagnosis Agent that lay the foundation on the development of multi-agent system of remote test and fault diagnosis.%在充分利用信息技术飞速发展所取得的成果基础上,探索装备远程故障诊断敏捷化、智能化的有效途径,实现装备远程测试故障诊断系统的多Agent建模,对基于多智能体的远程测试故障诊断系统的开发提供帮助.
  • 摘要：为提高高炮武器系统拦截巡航导弹的能力,提出了自适应射击窗的思想.自适应射击窗是指火控系统根据目标运动参数估计结果,识别目标的运动模式并估计出其机动幅度,实时在线评估毁歼概率,并求解出具有最大毁歼概率的空域窗技术参数(形状和大小),据此计算出射击诸元提供给高炮武器系统实现对空中目标的射击.对实现该技术要解决的几个专项技术问题作了简要分析.最后,通过设置不同的目标航路,采用蒙特卡罗法分别对自适应射击窗技术和传统火控技术进行了效能对比分析.仿真结果表明,当巡航导弹不机动时,前者有与后者相当的射击效果;当巡航导弹蛇行机动时,依据参数设置,前者的毁伤效能较之后者提高约17.7％～102.4％,且增加了有效射击时间.%A new method of adaptive shooting window is presented to improve the capacity of antiaircraft for intercepting cruise missile. The proposed method first estimates the maneuvering altitude of the target using the estimated state, then calculates the technical parameters (shape and size) of the shooting window that has the largest kill probability, and at last sends firing data to the anti-aircraft to fire at the target. Some key techniques concerning the proposed method are analyzed. The kill probability of the adaptive shooting window technique and the traditional fire control technique are compared by Monte-Carlo method, using some typical target trajectories. Simulation results show that the two methods have equivalent effect for non-maneuvering cruise missile; but for cruise missile undergoing zigzag maneuver, the proposed method has higher kill probability (17.7%～102. 4%) than the conventional method for scenarios considered in this paper. Besides, the available firing time is increased significantly.
  • 摘要：Anti-submarine is an important measure which enhances surface warship defensive capability. Aiming at the single surface warship anti-submarine operational capability, the paper establishes evaluation index system based on analyzing three important factors, including search, attack and recovery. It establishes evaluation model by introducing the grey hierarchical analysis and validates feasibility by an example.%水面舰艇反潜是提高自身防护力的重要措施.针对水面舰艇单舰反潜作战能力问题,在分析影响水面舰艇反潜的搜索、攻击、防御3个重要因素的基础上,建立了反潜作战能力评估指标体系,并引进灰色层次分析法,构建了评估模型,通过实例验证了模型的可行性.
  • 摘要：As an important component in the Radar Seeker HWIL (hardware-in-the-loop)simulation, seeker target simulator plays the important role in generating simple jamming signal and echo signal which includes the characteristics of target distance, velocity, power and angle. The paper introduces the characteristics principle of target echo signals, and advances the design and implementation method of seeker target simulator. It especially explains the mechanism of using DDS and DRFM to simulate the target' s velocity and distance information. The realization of the simulator can simulate target signal expediently, and moreover, it embraces high precision.%作为雷达导引头半实物仿真系统中的重要组成部分,导引头目标模拟器主要用于产生包含目标距离、速度、角度和功率等特征信息的回波信号,并能简单地模拟干扰信号.介绍了回波信号的特征原理,提出了导引头目标模拟器的设计实现方法,着重说明了采用数字频率综合器(DDS)和数字射频存储器(DRFM)方法模拟目标的速度和距离信息.该模拟器的实现可以方便地对目标信号进行模拟,同时也具有较高的模拟精度.

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